Fraking and Pittsburgh’s Radioactive Drinking Water

Posted March 4, 2011 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water

Tags: , , ,

From The Grist

Pittsburgh’s drinking water is radioactive, thanks to fracking. Only question is, how much?  

by Christopher Mims

28 Feb 2011 6:00 PM

  • Pittsburgh, PAThe drinking water of tens of millions of Pennsylvanians is threatened by natural-gas fracking — including the 2.3 million who live in Pittsburgh.Photo: Via Tsuji
  • 

Residents of Pittsburgh — as well as potentially tens of millions of other everyday citizens in the Northeast corridor who rely on their taps to deliver safe water — are consuming unknown and potentially dangerous amounts of radium in every glass of water. That’s the buried lede in the Sunday New York Times‘ massive exposé on fracking, the relatively new process for extracting natural gas from the massive shale formation that stretches from Virginia to New York state.

But don’t take the Times‘ word for it: The day the exposé appeared in print, John Hanger, secretary of Pennsylvania’s Department of Environmental Protection until June 2010, confirmed on his own blog that the main thrust of the story was dead-on: No one has any idea if the radioactive material in the wastewater from fracking is appearing downstream, in drinking water supplies, in quantities in excess of EPA recommendations, and we’d better find out:

We must not drift into a war of competing theories or studies. We need the facts. Pennsylvanians deserve nothing less.

The Pennsylvania Department of Environmental Protection should order today all public water systems in Pennsylvania to test immediately for radium or radioactive pollutants and report as soon as good testing allows the results to the public. Only testing of the drinking water for these pollutants can resolve the issue raised by the NYT.

Hanger also says there are a number of oversights in the Times article: He says it unfairly characterizes Pennsylvania’s response to the fracking crisis. Under his tenure, the number of gas-well inspectors doubled and a number of new regulations were put in place — basically, he makes the case that Pennsylvania would be much worse off if it weren’t for its efforts to curb the worst atrocities of fracking.

Industry dodges on the issue of radiation: A rebuttal of the Times piece by an industry group, the Marcellus Shale Coalition, does not even address the issue of radium in the wastewater that is dumped from fracking operations into water-treatment plants and thence water sources that are ultimately used by cities for drinking water.

The Coalition does claim that the majority of wastewater from fracking operations in Pennsylvania is reused, however, and that the industry aims for 100 percent reuse. This is great news, if it’s achieved — but you can bet it wouldn’t happen in the absence of tough regulation.

What the Times piece and the subsequent responses illustrate is that oversight and environmental protection can work, even in the face of headwinds generated by industry — but that in this case, regulation has been incomplete, and even those responsible for drafting and enforcing that regulation believe there are legitimate worries about the current state of fracking wastewater in Pennsylvania.

Oscar-nominated doc Gasland covers the other, even more dramatic issues with fracking: Importantly, the radium and wastewater issues are completely independent of the issue of groundwater contamination in the immediate area of fracking operations. The latter is the subject of the documentary Gasland, which was nominated for an Oscar for best feature-length documentary but didn’t ultimately win. (Donald Carr reviewed the film for Grist when it first debuted at Sundance.)

Gasland‘s reach and Oscar nomination brought enough attention to the issue to warrant apparent censorship of industry concessions that the documentary got things right:

“We have to stop blaming documentaries and take a look in the mirror,” Matt Pitzarella, a spokesman for gas producer Range Resources Corp., was quoted as saying in [The Wall Street Journal].

However, if you go to the article, you won’t find Pitzarella’s statement because within the hour the quote disappeared, say citizen journalists, who screen captured it and posted it on Twitter. Gasland director [Josh] Fox, in Los Angeles, awaiting Sunday night’s Oscar ceremony, has the screen shot of the original version.

The industry also tried to get Gasland disqualified from the Oscars altogether:

The natural gas industry has spent months attacking the documentary Gasland as a deeply flawed piece of propaganda. After it was nominated for an Oscar, an industry-sponsored PR group asked the Academy of Motion Picture Arts and Sciences to reconsider the film’s eligibility.

New York state is next — and the resulting drilling could threaten the drinking water of New York City itself: If the industry has its way, Pennsylvania is just the start. New York state is next, if it’s not feeling the effects already — the Times reported that fracking waste fluids have already been discharged into Cayuga Lake, which abuts Ithaca, N.Y. The Natural Resources Defense Council sees the Times exposé as yet more evidence that fracking is an unsafe technology that warrants a go-slow approach, especially in a state as dependent on natural waterways for its drinking water as New York.

The article makes the important point that in Pennsylvania — where fracking has exploded over the past few years — the vast majority of drilling wastewater is being handled in sewage treatment plants that discharge into surface water bodies (like the Susquehanna, Delaware, and Monongahela Rivers, which collectively supply over 21 million people with drinking water). [...]

The same is true in New York. As conceded in the highly flawed draft environmental review document issued by the state’s Department of Environmental Conservation in the fall of 2009, wastewaters contaminated with radionuclides and other hazardous substances generated in New York would have to be handled at treatment plants for discharge into surface waterbodies. The document further concedes that there are no adequately permitted facilities to handle this material in the state.

Worth noting: New York City’s water supply is unfiltered and comes straight from reservoirs after just minor chlorination. Try doing that after fracking comes to upstate New York.

——————————————-

Radioactive Contaminants Common in Drinking Water

Posted February 22, 2011 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water, Health, Polluted Water, Whole House Water Filtration

Tags: , , , ,

Editor’s Note:  When using the Mermaid Pure Whole House Water Filtration System in your home, radon is substaintially removed from your drinking water.  For more information www.riptidealchemy.com.  Special pricing – not advertised on the website – is available by calling Riptide Alchemy, LLC direct, as noted on the front web page.

by Mark Greenblatt/11 News

From:  khou.com

Posted on February 21, 2011 at 10:07 PM

Updated yesterday at 12:19 AM

Restrictions on Perchlorate (Rocket Fuel)in Drinking Water

Posted February 3, 2011 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water, Polluted Water

Tags: , , ,
EPA to limit rocket fuel chemical in tap water

(AP) – 1 day ago

WASHINGTON (AP) — The Environmental Protection Agency is setting the first federal drinking water standard for a toxic rocket fuel ingredient linked to thyroid problems in pregnant women and young children, the Obama administration announced on Wednesday.

Environmental Protection Agency administrator Lisa Jackson said that setting the standard will protect public health and spark new technologies to clean up drinking water. Based on monitoring conducted from 2001 to 2005, 153 drinking water sources in 26 states contain perchlorate. The standard could take up to two years to develop, the EPA said.

Perchlorate is also used in fireworks and explosives. In most cases, water contamination has been caused by improper disposal at rocket testing sites, military bases and chemical plants.

“As improved standards are developed and put in place . clean water technology innovators have an opportunity to create cutting edge solutions that will strengthen health protections and spark economic growth,” Jackson said in a statement.

Jackson is expected to make that case before a Senate panel Wednesday, where she will likely face opposition from Republicans who plan to take on the EPA over air pollution regulations, controls on the gases blamed for global warming, and other regulations. Oklahoma Sen. James Inhofe, the top Republican on the environment panel, will bring forward legislation Wednesday to strip the agency of its ability to control heat-trapping gases under the Clean Air Act. House Energy and Commerce Chairman Fred Upton, R-Mich., will release an identical draft bill.

Democrats, who have pushed for the EPA to regulate perchlorate, say the decision shows the administration standing up for rules that protect public health, even if they burden business. President Barack Obama recently announced a review of all regulations to reduce barriers to economic growth and investment.

The perchlorate standard is eight years in the making. In 2002, an EPA draft risk assessment found that 1 part per billion should be considered safe. Six years later, the Bush administration decided not to regulate the chemical, instead recommending that concentrations not exceed 15 parts per billion. At the time, federal scientists estimated that 16.6 million Americans could be exposed to unsafe levels through their drinking water.

California and Massachusetts in the meantime have set state-level drinking water standards.

Sen. Barbara Boxer, D-Calif., who has sponsored legislation to require the EPA to set a standard, said in a statement Wednesday that she was pleased the government was “finally going to protect our families from perchlorate.” California has the most water supplies affected — 58, according to the 2001-05 data. Many of the others are in Texas.

“I will do everything I can to make sure this new protection moves forward,” Boxer said.

Pentagon officials have spent years questioning the EPA’s assessment of perchlorate’s risk but have denied influencing the agency’s decisions. The military could face liability for tainting water during rocket and missile testing, since the standard will force water agencies around the country to clean up the pollution.

Hexavalent Chromium in Drinking Water Standards Proposed

Posted January 5, 2011 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water, Polluted Water

Tags: , , ,
  

Editor’s Note:  The Mermaid Pure Whole House Water Filtration System ELIMINATES toxic metals like CHROMIUM. The sustainable system from www.riptidealchemy.com is now offered at a substantially reduced priced from the website.  Call Clif at 805/690-4729 for a special pricing quote.  

 

California officials propose stricter goal for hexavalent chromium in drinking water

 

1/5/2011 12:00:33 PM
 
SACRAMENTO, CALIF. — The California Office of Environmental Health Hazard Assessment has proposed strengthening the “health goal” for hexavalent chromium in drinking water from 0.06 parts per billion (ppb) to 0.02 ppb, The Press-Enterprise reported.The proposal comes on the heels of new research that indicates fetuses, infants and children are more susceptible to the effects of the suspected carcinogen, the article stated. A recent  study by the Environmental Work Group found that 31 of 35 tap water sources tested in the U.S. have hexavalent chromium levels higher than 0.02 ppb.

 

The draft goal, which is based on the Office of Environmental Health Hazard Assessment analysis of scientific data, is now the subject of a month-long public comment period with a final health goal expected by mid-2011, according to the story.Once established, the state Department of Public Health is expected to use the goal to set a legal limit for drinking water.

Beyond health concerns, the department will consider treatment options, the capability of tests to detect such minute quantities and the costs that ultimately would be passed on to consumers, the article reported.

“We need to move quickly in setting an enforceable standard,” said Andria Ventura, program manager for Clean Water Action, an environmental group in San Francisco.

Chromium

Cancer Causing Chromium-6 Contaminates Tap Water in 31 U.S. Cities

Posted December 20, 2010 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water, Polluted Water, Whole House Water Filtration

Tags: , , ,
Chromium-6 contaminates tap water in 31 of 35 U.S. cities tested
Monday, December 20, 2010
 
WASHINGTON — A new study commissioned by the Environmental Working Group (EWG) found that tap water in 31 of 35 American cities is highly contaminated with hexavalent chromium, according to a press release.The highest levels were in Norman, Okla.; Honolulu, Hawaii; and Riverside, Calif.In all, water samples from 25 cities contained the toxic metal at concentrations above the safe maximum recently proposed by California regulators, the release stated.The National Toxicology Program has concluded that hexavalent chromium (also called chromium-6) in drinking water shows “clear evidence of carcinogenic activity” in laboratory animals, increasing the risk of gastrointestinal tumors.In September 2010, a draft toxicological review by the U.S. Environmental Protection Agency (EPA) similarly found that hexavalent chromium in tap water is “likely to be carcinogenic to humans.”At least 74 million Americans in 42 states drink chromium-polluted tap water, much of it likely in the cancer-causing hexavalent form, according to the release.In light of the study’s findings, EWG has urged EPA to move expeditiously to establish a legal limit for chromium-6 and require public water suppliers to test for it.

For the full report:  http://static.ewg.org/reports/2010/chrome6/html/home.html

EDITOR’S NOTE:  The Mermaid Pure Whole House Water Filtration System removes chromium from incoming tap water.  For more information visit Riptide Alchemy, LLC.  You can call the owner direct at 505.670-6252 for special pricing information.

Explosive Methane and Benzene In Texas Aquifer

Posted December 8, 2010 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water

Tags: , ,
Driller denies that it contaminated Texas aquifer

By RAMIT PLUSHNICK-MASTI Associated Press © 2010 The Associated Press

Dec. 8, 2010, 12:28AM

HOUSTON — The U.S. Environmental Protection Agency issued an emergency order against a Texas gas driller Tuesday, accusing the company of contaminating an aquifer and giving it 48 hours to provide clean drinking water to affected residents and begin taking steps to resolve the problem.

The order is unprecedented in Texas, partly because the federal body overstepped the state agency responsible for overseeing gas and oil drilling in the state. The EPA’s move could ratchet up a bitter fight between Texas and the EPA that has evolved in the past year from a dispute over environmental issues into a pitched battle over states rights.

EPA regional director Al Armendariz said he issued the order against Range Resources of Fort Worth, Texas, because he felt the Texas Railroad Commission was not responding quickly enough to contamination found in two water wells belonging to Parker County residents in North Texas.

The EPA began inspecting the wells in August after receiving complaints from residents who said the Texas commission and Range Resources had not responded to problems they were having with their drinking water. The EPA inspected the wells with the commission, Armendariz said, and found high levels of explosive methane, as well as other contaminants, including cancer-causing benzene.

“We thought what we found in the homes was alarming,” Armendariz told The Associated Press.

Range Resources on Tuesday denied being the source of the contamination.

“We’ve been working with the Railroad Commission as well as the landowners over the last several months,” spokesman Matt Pitzarella said. “We believe that the methane in the water has absolutely no connection to our operations in the area. We provided that information to the Railroad Commission, the landowners and to the EPA.”

The Railroad Commission issued a statement saying members of its staff also have not reached conclusions about the source of the contamination. It said Range Resources is cooperating with the commission’s investigation and already had agreed last week to conduct more tests, as well as to perform soil gas surveys, monitor gas concentrations, and offer a water supply to affected residents.

“If the data indicates oil field activities are responsible for the gas found in the water well, the (commission) will require assessment, cleanup, and evaluate what fines or penalties may be assessed as necessary,” the statement said.

But John Blevins, the director of the EPA’s compliance assurance and enforcement division, wrote in a letter Tuesday to Range Resources that the contamination findings present “a potential imminent endangerment to the health of persons using those private drinking water wells.”

The EPA gave Range Resources 24 hours to inform the agency in writing that it will comply with the federal order. It then had 48 hours to provide impacted families with clean drinking water and install monitors in the homes to ensure methane gas levels don’t rise to explosive levels. The company was given five days to begin a thorough survey of the aquifer to determine if other wells and families also could be impacted by contamination.

Range Resources has been using new technologies that make it possible to extract once out-of-reach natural gas reserves. Horizontal drilling, along with the hydraulic fracturing, make it possible for drillers to permeate once impenetrable geologic formations called shale. The companies pump high volumes of water and chemicals at great pressure into the well bore to permeate the rock, and there have been complaints in some places — especially in Pennsylvania — that underground aquifers have been contaminated in the process.

This is the first such suspicion in Texas, Armendariz said.

The families in Parker County have not been identified, but Armendariz said they had been using the wells for years and never had issues until Range began drilling nearby in April 2009. One of the greatest fears is of explosion, he said.

The EPA issued the emergency order under the Safe Drinking Water Act. Texas Railroad commissioner Michael L. Williams called it “Washington politics of the worst kind.”

“The EPA’s act is nothing more than grandstanding in an effort to interject the federal government into Texas business,” he said.

___

Associated Press writer Terry Wallace in Dallas contributed to this report.


Know Your Water Filtration/Purification Dealer!

Posted September 14, 2010 by Charmaine Coimbra
Categories: Drinking Water

Tags: , ,

Editor’s Note:  Knowing who your water filtration/purification dealer is important as outlined in the following story.  Riptide Alchemy, LLC is a family owned business.  We’ve been around the water business since 1971.  You can even come to our home office, taste the water from our Mermaid Pure Whole House Water Filtration System.  You even have our home phone number.  We’re small and we intend to stay that way so that we can give our customers blue ribbon service.

From Tampa Bay Online

CLEARWATER – Salesman Jonathan Yacketta says he’s trying to help people lead long and healthy lives with products that make their household water fit for consumption.

“The tap water everywhere is unsafe to drink,” Yacketta said during a recent service visit to a Clearwater condominium.

“It’s like smoking a cigarette.”

That’s not true, according to regular analysis of public water supplies in Pinellas County, which reveals no violations in a recent screening for 15 different contaminants.

But it was enough to convince 98-year-old Howard Chapel of Clearwater, who has sunk thousands of dollars into water treatment equipment.

“He buttered me up, I suppose you’d say,” Chapel said. “I felt like he was sort of a friend doing me a favor instead of just piling up the bills.”

Yacketta’s claims about bad water are just one way he has run afoul of authorities.

Prosecutors dropped a charge he exploited an elderly cancer patient after he refunded her money last year. The 30-year-old Clearwater man also has been convicted of felony charges as a habitual driving offender and for obtaining prescription drugs by fraud.

Yacketta’s dealings with senior citizens are now under investigation by the Pinellas Sheriff’s Office, Largo police and the Pinellas County Department of Justice and Consumer Services. Consumer services has received five complaints about him, one which is still active.

And state revenue officials say it’s a crime to collect state sales tax, as Yacketta’s invoices show he has done, without turning the money over to them, which he can’t do because he isn’t registered with the state.

What’s more, Florida law prohibits using false or misleading statements in sales pitches for water treatment systems — specifically, statements about water quality and whether it can make you sick.

Growing concern about scare tactics in the sale of water treatment systems prompted a consumer alert last week from Bob Powell, Pinellas County’s director of utility operations.

The alert warns people about companies offering expensive systems, unsolicited visits and gifts, and tests that use thickening agents to solidify harmless minerals.

“The water is fine,” Powell said. “I’ve raised four kids, I have four grandkids and two great granddaughters, and no one in our family owns a water treatment device.”

Man, 98, spent nearly $2,000Howard Chapel has owned a water treatment device since 1996. He paid $5,395 for the first one, according to four years of checks collected by his daughter.

The system came with a lifetime guarantee, Chapel said.

But Yacketta came to his house July 9 and sold him a reverse-osmosis system, saying the old system couldn’t be fixed. He returned the next day and sold Chapel parts. Then he returned in August and sold him a system that treats water using ultraviolet light, too.

Since July, Chapel has written Yacketta checks for $1,917.

A check of reverse osmosis systems on the market shows they’re available for less than $300, installed. Ultraviolet systems can be purchased online for about $250.

Chapel’s daughter, Sandra Bax, lodged a consumer complaint on behalf of her father in August.

“It’s robbed him of a lot of dignity besides a lot of money,” Bax said.

She was also upset to learn the system leaked. Yacketta came to make repairs one day, but the leak was worse the next, with an electrical transformer sitting in water while plugged into a wall socket.

“He managed to sell my father a brand new four-tank reverse osmosis with a lifetime unlimited warranty for parts and labor, and the next day he came back and he sold him parts.”

“Yes I did,” Yacketta told a reporter during an interview at Chapel’s condominium.

“The first thing I was trying to do is fix what he already had. I couldn’t fix it so what I did was deduct what I couldn’t fix off the price of the new system.”

He couldn’t explain why he needed to sell Chapel new parts separately if their deal already included a lifetime parts and service warranty.

Yacketta said he has run into challenges from the children of his customers before.

“The daughters get involved and say, ‘Oh, you spent too much money on this and all this,’ and that happens because a lot of times,” he said, “the daughters are waiting for Mr. Chapel or somebody like that to pass away so they can get the money.

“At least I’m giving somebody a product that can make them live a long and healthy life.”

Chapel said he didn’t know anything was wrong with his water until Yacketta showed up at his door offering a free test.

“He kind of gained my confidence and the first thing I know he was talking about changing the system,” Chapel said.

Yacketta insists he provides a valuable service.

“The water is not healthy for people to drink,” he said. “You definitely should not drink tap water.”

His approach to sales tax collections also runs counter to state standards.

One of Yacketta’s invoices on the Chapel work indicates Yacketta charged $300 for sales tax, though he doesn’t remember that, and he said at one point, “I leave that up to the customer.”

“Most of the time I do charge sales tax,” Yacketta said at another point.

Sales tax generally is not charged on home improvement equipment if it is professionally installed, said Renee Watters, spokeswoman for the Florida Department of Revenue.

But either way, neither Yacketta nor his company, Florida Water Improvement, are registered to collect the tax as an agent of the state, Waters said.

Collecting sales tax and failing to turn it over to the state can result in a theft charge, said Philip Wilk, a criminal investigator with the Department of Revenue.

Father’s employee jailed over tacticsYacketta found Chapel’s name on a customer list from the company that sold the Clearwater man his first system, U.S. Water Treatment.

That company went bankrupt. It was owned by Yacketta’s father, Ronald, whom Yacketta credits with teaching him the business beginning at age 15.

Today, Ronald Yacketta calls his son a liar and a drug addict.

He said the two have no business connection, and he was angered to learn his son listed the father’s address on customer invoices for Florida Water Improvement.

U.S. Water Treatment, Ronald Yacketta’s old company, was the target of a state investigation in 2001 that sent a company employee to jail.

The employee was recorded on a camera hidden in a coffee can as he used scare tactics in a sales pitch to an older woman. The woman was working undercover with the Florida attorney general and the Florida Department of Law Enforcement.

The arrest was part of a broader investigation by the attorney general into complaints about water treatment companies that preyed upon senior citizens.

Ronald Yacketta said he’s now retired, relying on social security and clipping coupons to get by. He said he never knew of any scare tactics and blamed a former manager for his old company’s troubles.

He doesn’t approve of his son using his old customer list.

“I took over my dad’s accounts in 2003,” Jonathan Yacketta acknowledged. “Now, under that assumption, I was not honoring any liabilities.”

Business helps get life backYacketta said the only exploitation charge he has faced involved an older woman in Hillsborough County who bought a $995 water treatment system. Prosecutors say he never installed the equipment and he was arrested in the case in January 2009.

The charge was dropped after Yacketta paid back the money.

The victim was undergoing cancer treatment at the time, said Mark Cox, spokesman for the Hillsborough State Attorney’s Office.

She was too frail to pursue charges so prosecutors withdrew the charge at the urging of her relatives, who were more worried about her failing health than punishing Yacketta.

“They didn’t think she had the strength, endurance and mentality to go forward,” Cox said.

Yacketta said none of his other arrests are related to his business practices.

“That has nothing to do with my company,” Yacketta said.

Yacketta was convicted in Pinellas County of a misdemeanor charge of leaving the scene of an accident with property damage in August 2006.

In January 2008, also in Pinellas County, he was convicted of two felony driving offenses — driving on a suspended license as a habitual offender and driving under the influence of drugs or alcohol a fourth time or more.

In June 2009, he was found guilty of two Pasco County counts of obtaining a controlled substance by fraud. He was sentenced to jail in January and was out by the time he visited Chapel in July.

The business, Yacketta said, is helping him get his life back.

He wouldn’t give a reporter a business address, though, or any location for a follow-up visit. He hasn’t returned calls to his cell phone for two weeks.

“I’m trying to recover from my addiction,” he said during the interview at Chapel’s condominium, “but that has nothing to do with my business and nothing to do with how I treat my customers.”

Chapel’s daughter, Sandra Bax, has a different view.

“This particular individual should go to jail,” she said, “and that way some lady down the hall from my father won’t have this happen to her.”

Photojournalist Todd Davis contributed to this report. Reporter Mark Douglas can be reached at (727) 451-2333.

Arsenic in Maine Drinking Water

Posted September 13, 2010 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water

Tags: ,

Editor’s note:  Arsenic is one of the many toxins that The Mermaid Pure Whole House Water Filtration System can substantially lessen from your home’s drinking water.  Visit www.riptidealchemy.com for more information. 

From: The Portland Press Hearld

Mainers drinking from private wells, which are not subject to regulation, face the greatest risk.

By Beth Quimbybquimby@mainetoday.com
Staff Writer 

When Lily Benedetto brought home a note from Marshwood Great Works School in South Berwick last spring asking if she could be part of an arsenic groundwater study, her parents gave her the go-ahead. 

All she had to do was surrender some toenail clippings and take an IQ test. The well water at her home in Eliot was tested for free for 22 possible contaminants. Lily received a $25 gift certificate for her efforts. 

But for her parents, Bob and Pamela Benedetto, the study was a mixed blessing. They discovered after nine years in their home that their family had been drinking water with levels of arsenic above federal safety levels. They, and their dog, have been drinking only bottled water ever since. 

“I am really glad we know,” said Pamela Benedetto. 

The Benedettos are among hundreds of families who have taken part in a Columbia University and University of New Hampshire study of the potential link between arsenic exposure in children and the development of cognitive skills. 

Arsenic has been shown to cause health problems, including many bladder, lung and other types of cancer, cardiovascular disease, circulatory problems and developmental problems in children. 

Maine and parts of southern New Hampshire have become the focus of several studies looking at how arsenic may impact health. 

The region has high levels of arsenic that occurs naturally in bedrock. While there are similar arsenic hot spots in other parts of the country, those regions are served by municipal water systems which under federal law must remove the arsenic. 

In Maine, 56 percent of residents live in homes with private wells, which are exempt from regulation, according to a state survey last year by the Maine Center for Disease Control and Prevention, the U.S. Geological Survey and the U.S. Centers for Disease Control and Prevention. About 10 percent of those wells have arsenic levels above 10 micrograms per billion, the federal Environmental Protection Agency’s minimum safety standard, according to the U.S. Geological Survey. 

Since that information was uncovered, about 61 percent of the private wells in Maine have been tested for arsenic, said Andrew Smith, state toxicologist. No one knows how many private well owners have taken steps to stop the contamination. 

That makes Mainers ideal candidates for epidemiological studies looking at arsenic. 

At the University of Maine, biochemist Julie Gosse and a team of student researchers have been looking at whether there is a link between arsenic in drinking water and asthma. Maine, New Hampshire and Rhode Island have the highest asthma rates in the nation. While the researchers found no link to asthma, they did determine that arsenic in drinking water disrupts immune defense cell function. The research is continuing. 

The Columbia and UNH study, called the Strategic Plan for Arsenic Research in Kids, involves third-, fourth- and fifth-graders in South Berwick, Eliot, Monmouth, Hallowell, Farmingdale, Fayette, Manchester, Mount Vernon, Readfield and Wayne, and three New Hampshire communities. 

About 260 children have been tested so far with another 240 to go before the study is complete. So far the study has determined that 44 percent of the wells tested in Maine had elevated arsenic levels. But any conclusions about how the levels have affected the intelligence of children drinking the water are two years away, said Joseph Graziano of Columbia University, who is principal study investigator. 

Graziano said the study is important because it will help researchers better understand what levels of arsenic are safe in well water, in Maine and other parts of the world where contamination is much worse, such as Bangladesh. 

In Bangladesh, 77 million people — more than half the population — have been exposed to dangerous levels of arsenic in groundwater. A 10-year study published earlier this year of deaths among Bangladesh residents concluded 20 percent of those deaths were due to arsenic poisoning. 

Studies in Bangladesh have also found arsenic exposure is associated with intelligence deficits in children. 

“The purpose in Maine and New Hampshire is to see if we can replicate this and (we) hope we can’t,” Graziano said. 

He said there are big differences between the rich diets of children in the United States and those in Bangladesh, where nutrition is poor. 

“Nutrition matters a lot in regard to arsenic toxicity,” Graziano said. 

Also, American diets include water from multiple sources, such as bottled water and soft drinks — not so in Bangladesh. 

Some of those who have taken part in the study say it has opened their eyes to a problem they did not know existed. 

“You think Maine, Poland Spring, I am living in Maine, I can trust the water. But my assumption that it is pure as the driven snow is just not the case,” said Bob Benedetto. 

Lisa Dinsmore of Eliot said her son, Riley Dinsmore-Patch, 11, learned something new and felt good about contributing to a large body of research. 

“Riley felt really comfortable,” Dinsmore said. 

She encouraged other families to participate. 

Now she her husband, Scott Patch, are wondering how to proceed after learning their water tested just below the safety level. While those in the study receive guidance about how to treat their water, abatement can be expensive. Dinsmore said one estimate they received was $1,200 for a filter system. 

The study has been a learning experience for the Benedettos as well. They bought their house before safety levels for arsenic were lowered from 50 micrograms per liter in 2006, a fact of which they were unaware. Bob Benedetto said he was surprised to find that Maine has no laws that regulate the testing of well water. 

“You would think the state could design legislation to protect the people,” he said. 

Smith, the state toxicologist, said that while the Legislature has taken up the issue of private well testing in the past, it has met opposition from real estate associations and others. 

The Maine Association of Realtors did develop a model purchase and sales agreement that lists arsenic as one of the possible contaminants for which well water should be tested. 

Smith said a new survey is in the works to determine how many private well owners take steps to mitigate elevated arsenic levels and how well they maintain their treatment systems in the future. 

Graziano said his study will also look back to see whether people took corrective measures and, if they didn’t because of financial reasons, to try to get them some help. 

“We will try to work with local organizations and get some assistance,” he said. 

Staff Writer Beth Quimby can be contacted at 791-6363 or at: 

bquimby@pressherald.com

California Cheese Plant Spoils Local Drinking Water

Posted September 13, 2010 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Drinking Water, Whole House Water Filtration

Tags: , , , , ,
From: Environmental Health News:
Bad water? It’s the cheese. Hilmar Cheese brings good jobs to California farm town, but polluted water, too

The story of Hilmar is a classic tale of a company growing rapidly, bringing good jobs but also environmental threats to a rural farm community. In an ironic twist, though, it isn’t corporate outsiders pitted against town residents; the owners of Hilmar Cheese are descendants of the community’s founding families. Much of the well water around the cheese plant, located in the agricultural heart of California, isn’t fit to drink. And Hilmar Cheese is the likely culprit, new documents show.

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2010-0904hilyardwater
 
Hilmar’s contamination has seeped deep into the aquifer where people, including Rita and John Sanders, draw their drinking and irrigation water.

By Jane Kay
Photos by Craig Lee
Environmental Health News
September 13, 2010

HILMAR, Calif. – A century ago, a band of Swedish families settled in California’s Central Valley, attracted by land that cost $25 an acre and life-sustaining water from the gushing San Joaquin and Merced rivers.

The Mords, the Ahlems, the Nymans and the Wickstroms started dairy farms, milking cows and growing oats and corn for feed. The settlers, joined by Portuguese immigrants, relied on one another to tend irrigation canals and survive choking dust storms and crop-stripping plagues of jackrabbits and grasshoppers. In 1984, to add value to their milk, descendants created an enterprise that grew into Hilmar Cheese Co., one of the world’s largest cheese producers.

Now, much of the well water around the cheese plant, located in the agricultural heart of California, isn’t fit to drink.

New documents show that the cheese is the likely culprit in spoiling at least 18 water wells – probably more – in and around Hilmar. High in nitrates, arsenic, barium and salts, the well water tastes bad and violates federal health standards, increasing the risk of cancer and other health problems.

 
 

The story of Hilmar is a classic tale of a company growing rapidly, bringing well-paying jobs but also environmental threats to a rural farm community. In an ironic twist, though, it isn’t corporate outsiders pitted against town residents; the owners of Hilmar Cheese are descendants of the community’s founding families.
 

“This pollution has become the evil of the town, and they don’t know how to stop it,” said Rita Mord Sanders, whose great-uncle built the first house in Hilmar. “This water used to be so good. It’s not that way anymore.”

Rita and John Sanders and their son, Curry, were driven off part of their land more than a decade ago by a well that they believe factory was contaminated by a leak in a Hilmar Cheese pipeline. They moved less than a quarter mile to a farmhouse on August Avenue used by four generations of her family. Now that well is contaminated, too.

Sanders, a horsewoman who ran the family dairy and now drives a school bus, can hardly keep from crying when she talks of her native town. “It’s not Hilmar anymore. It’s not home,” she said.

Within a mile, the plant is supplying bottled water to about a dozen homes, ranches and offices. But the community water company doesn’t reach beyond Hilmar’s borders, so many families have to wash clothes and dishes and take showers in well water so high in salts that it leaves a residue of white chunky crystals. Their horses, cows and dogs drink the tainted water.

And because of their isolation and the company’s clout, many of the people of Hilmar feel helpless and wonder if anyone cares.

Cheese and tainted water

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Rita Mord Sanders

Home to pickup trucks hauling horse trailers and hay bales, 4-square-mile Hilmar has a population of 3,900 in a region hit hard by agricultural unemployment. With 780 jobs, Hilmar Cheese is the economic lifeblood of Hilmar, where the median household earns $52,000, or $9,000 below California’s average.

“This pollution has become the evil of the town, and they don’t know how to stop it.” -Rita Mord SandersOn the outskirts of Hilmar, the cheese plant grew from producing 500,000 pounds of Monterey jack, cheddar and other cheeses per day in 1994 to 1.4 million pounds per day in 2010, making it one of the largest cheese factories in the world. The company’s revenues are estimated at more than $1 billion a year.

But the economic benefits have brought hardships to the town, too.

Partially treated, salty, mineral-rich leftovers from making cheese were discharged onto land around the sprawling 27-acre plant. The effluent, sometimes having stood for days, seeped into the ground water. In addition, a former Hilmar Cheese employee said he and other workers routinely dumped acids and other hazardous cleaning materials on the ground along with the effluent.

Hilmar’s contamination has seeped deep into the aquifer where people draw their drinking and irrigation water, state documents show.

Five years ago, the state ordered Hilmar Cheese to test residents’ wells, roughly 100 of them, within a mile and a half of the plant. A study released in June by the company’s consultants concluded that the weight of evidence indicates that the plant is the source of contamination in six wells, two of them owned by the company. In 12 other wells, the evidence points to the plant as the primary source of contamination. The investigators cite another 24 wells where they can’t yet discern the source – and more wells are still under study.

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Drinking arsenic increases the risk of cancer, and nitrates can harm fetuses and infants.

Drinking arsenic increases the risk of cancer of the bladder, lungs, skin and other organs. Nitrates, a contaminant from agricultural operations found in Hilmar Cheese effluent, can harm fetuses and infants, causing a life-threatening problem known as “blue baby syndrome,” when the baby’s blood cannot carry adequate oxygen.

The company agrees with its consultants’ conclusion that its plant has contaminated some residents’ wells.

Burton Fleischer, the company’s environmental director, said the company is “in an investigation phase” with the Central Valley Regional Water Quality Control Board.

“We’ll continue to work with them until the end of this process,” he said. “If there are any past impacts, they will be addressed.”

Over 20 years, Hilmar Cheese has avoided millions of dollars of proposed upgrades to the treatment system and objected to pollutant limits proposed by the Central Valley Regional Water Quality Control Board while at the same time winning permission from the agency to increase discharges to surrounding land.The company fought enforcement actions, ultimately settling with the board members in 2006 for a $1 million fine and a $1.8 million payout for environmental studies.

Some scientists on the board’s staff warned that the company’s new permit, issued in January, was so lax that they took the unusual step of asking for it to be redone. The board rejected their concerns. Now the company is under a state order to clean up waste discharges by next February.

Also, the California Sportfishing Protection Alliance has filed the first step toward a lawsuit challenging the permit, saying it allows the continuing degradation of ground water in violation of state law.

Burton Fleischer, environmental director for Hilmar Cheese, said the company is “in an investigation phase” with the Central Valley Regional Water Quality Control Board. “We’ll continue to work with them until the end of this process,” he said.“Hilmar Cheese was in violation of our waste-discharge requirements, and it polluted that shallow ground water,” said Lonnie Wass, a supervising engineer at the regional board in Fresno. “It’s very much affecting the shallow aquifer there, and it can be seen in the results of the well testing. You can see the effect it’s had on wells in the immediate area,” Wass said. The contamination is also hitting as deep as 150 feet or so, and the investigation is continuing into the deeper aquifer, he said.

Fleischer of Hilmar Cheese said it’s taken more than a decade to find an adequate way to treat the wastewater because the wastes from making cheese, whey protein and lactose powder are unique. The company has spent $178 million between 2001 and 2010 trying to treat the wastewater, he said.

“We’re innovative. No one in California does what we do in the way that we do it,” Fleischer said. “You don’t know how it’s going to work until you’ve tried it. That takes money, and that takes time.”

One Hundred Miles from Anywhere

Cornfields, almond trees and dairies line the roads around the Sanders’ family farm about three-quarters of a mile from Hilmar Cheese. The Chamber of Commerce boasts of Hilmar’s perfect location, “One Hundred Miles from Anywhere,” including San Francisco and the Pacific Ocean, the scenic Sierra Nevada and the valley metropolises of Fresno and Sacramento.

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Rita Sanders is a horsewoman who ran the family dairy and now drives a school bus.

Rita Mord Sanders’ grandfather settled in Hilmar, and her father, Gustav Marcel Mord, had a small dairy, which she ran for three years after her dad died in 1975. She met John in 1977 when they were in their 20s. He was driving from his hometown of Auburn, and saw the blonde Swedish girl from his truck window.

The Chamber of Commerce boasts of Hilmar’s perfect location, “One Hundred Miles from Anywhere,” including San Francisco and the Pacific Ocean, the scenic Sierra Nevada and the valley metropolises of Fresno and Sacramento.What hurts her most is that she’s related by blood or marriage to many of the cheese plant owners, and grew up with the rest. The older generation of the founding families of Ahlems, Nymans and Wickstroms were her dad’s friends.

“Why are they doing this to me? It bothers me because I know if my dad was alive and Mr. Nyman was alive, they wouldn’t have allowed it. In that era, they took pride in what they did,” she said.

It’s hard to speak out in Hilmar against the cheese plant, the Sanders family has found. Families who have been bought out have either signed confidentiality agreements or are loath to go public. Many residents are owners, related to owners, or have jobs that depend on the company.

The town got a scare four years ago when Hilmar Cheese announced it was building another plant in Dalhart, Texas. The Texas plant employs 180 workers, and Hilmar townspeople fear the company will be attracted by less stringent environmental regulations than California’s.

Back in 1997, a Hilmar Cheese drainpipe leaked, and water pooled on the Sanderses’ property for about two weeks until it was fixed. First the family noticed the odd taste and smell of their well water. The water pitted holes in the clothes in the washing machine. After they took showers, their skin felt as though it were burning.

“I had to put lotion on our young son to stop the burning,” Rita Sanders said. Healthy trees planted to mark his first few Christmases all of a sudden died. That’s when they moved to the family farmhouse where they now live. Later, they sold the other land to Jimmy Ahlem, an owner of Hilmar Cheese, and he buried the well, she said.

For years, one by one, many of the residents’ wells have gone bad. The pattern has been that owners of Hilmar Cheese buy the land and people move away.

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Many families have to wash clothes and dishes and take showers in well water so high in salts that it leaves a residue of white chunky crystals.   

Across August Avenue from the Sanders family, Alan Peterson, principal of Atwater High School, had a well that tested high in salts with elevated levels of arsenic and barium. In early 2000, he used the well to sprinkle 40 acres of almond trees that he’d planted. The trunks and lower branches began to turn whitish, probably from salts, which can stunt growth. In 2004, Peterson sold to the Nyman brothers, a founding family of Hilmar Cheese. They later pulled out the trees.
 

Across from Hilmar Cheese, wastewater overflowed onto Maria Chavarin’s property. She had two wells, one contaminated with arsenic, both with high levels of total dissolved solids, or salts, which indicate invasion by discharge waters, according to state officials. Hilmar Cheese officials said that they bought her land this year. Chavarin couldn’t be reached for comment.

Dolores Tagges, a resident for 40 years who lives across from Hilmar Cheese, can no longer leave her windows open at night or hang her clothes on the line because of the smell. She has four wells on the 34 acres her late husband’s family bought in the early 1950s.

“Before Hilmar Cheese came in, we didn’t worry about the water,” she said. In 2006, a couple of years after her husband died, she called Hilmar Cheese to ask if it wanted to buy her property. They insulted her by offering $2,000 an acre, she said.

Last month, the Sanders family discovered that its house well contains arsenic, nitrates, barium and high salts.

A 2005 test found 13 parts per billion of arsenic compared with the Environmental Protection Agency’s standard of 10 parts per billion. Nitrates at 21 parts per million are more than twice the federal maximum level. But state and company officials never notified the family of the results; they found out from Environmental Health News. 

 For years, one by one, many of the residents’ wells have gone bad. The pattern has been that owners of Hilmar Cheese buy the land and people move away.So far, the well remains in the “cannot discern the source” category, according to the company’s report.

Hilmar Cheese officials said nitrates and arsenic are not associated with Hilmar Cheese’s discharges. Hydrologists say, however, that changing the pressure and chemistry of ground water can promote the movement of naturally occurring arsenic.

The well water tasted fine before Hilmar Cheese started dumping wastewater on fields 15 feet from their property line, John and Rita Sanders said.

“This was the nastiest stuff you ever saw,” John Sanders, a truck driver and former bull rider, said. “It smelled like dirty diapers – 24 hours a day, seven days a week.”

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Contaminated irrigation water.

The Sanders family drinks bottled water supplied by Hilmar Cheese. But they can’t haul it to their five horses, which live on well water. They wonder if the pollutants played a part in the mysterious death of an 8-month-old quarter-horse colt in 2007.

“The vet said it had an ulcer, and it eventually blocked the passage to the intestine. He said he’d never seen anything like it before,” said Rita Sanders. Was it nitrate poisoning or arsenic?

John Sanders worries about the animals. They board a friend’s mare, and realize its fetus is at risk.

“The mare is bred to our stud,” he said. “What’s going to happen to the baby?”

A Changing Town

Old-timers say it was the rapid growth of the cheese plant that changed Hilmar into a company town. Their fear of speaking out to protect their community contrasts the old traditional attitude of neighbor helping neighbor.

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The Hilmar cheese plant grew from producing 500,000 pounds of Monterey jack, cheddar and other cheeses per day in 1994 to 1.4 million pounds per day in 2010, making it one of the largest cheese factories in the world.

When the Swedish immigrants reached the United States, many stopped in Minnesota, Wisconsin, Illinois or Nebraska on the way to California’s Swedish Colony, as it was called as early as 1902, stretching from the Stanislaus County line to the Merced River. They depended on one another to make it in the raw West. They chopped hay, cut corn and gathered at swimming holes or rode the stern-wheel steamboats up from Stockton on the Merced, back before it was dammed and when it had its own salmon run.

When Rita Sanders was growing up in Hilmar, Gustav Mord would tell his daughter that whenever the wind blew, they traded real estate. The neighbors’ soil would blow over to their house and theirs would blow over there. They used to line up for jackrabbit hunts to kill the predators that ate up vineyards and corn plants and stripped the bark off trees.

“I know when our house burned in April 1972, the church, everybody, just one day, pulled into the yard.

There must have been 50 people. When it was all over and everyone left, it really touched my father that they did that,” Rita Sanders said.

Mark Mord, a cousin of Rita Sanders’ who operated a welding shop founded by his grandfather before leaving Hilmar in the mid-1980s, said the founding of the cheese factory was a smart move.And then in 1984, some of the dairy families – Chuck, Jimmy and Billy Ahlem, Sharon Ahlem Clauss and her husband Dick Clauss, Vern Wickstrom and Delton and Lloyd Nyman, among them – had the idea for a cheese factory using milk from local dairies. The company buys milk from 240 dairies and sells under its own label only at its visitor’s center. Its cheese and other products are sold to U.S. retailers and fast-food restaurants as well as supplied for soups, cake mixes, drinks and infant formulas produced in 40 countries.

“They had no restriction on their wastewater. You look at the other producers. All of the drain waters ran under extreme stipulations of how much they were allowed to dump and what they were allowed to dump.” -John Grace, former Hilmar worker     “The dairy families were tired of being told what they’d get paid for their milk. They wanted the value added products of cheese, whey and lactose. The pollution that occurred wasn’t even forethought. They didn’t expect that they’d have those issues and challenges,” Mord said.

One former resident, John Grace, who grew up in Hilmar and worked at the plant in the 1990s, recalled that everybody bragged about how fast Hilmar Cheese was growing compared to other plants in the area.

“But they had no restriction on their wastewater. You look at the other producers. All of the drain waters ran under extreme stipulations of how much they were allowed to dump and what they were allowed to dump,” Grace said.

Grace said he was told to dump cleaning chemicals – caustics and acids – along with the wastewater used for irrigation.

“It was part of your job duties. I was out there irrigating with it. It got nasty. It’d be like standing in a room with chemicals.” He complained about the odor, and they willingly pulled him off that particular job. Other people started doing it, he said.

Fleischer said the company would not comment on allegations of former workers.

Grace said Hilmar is a “good ol’ boy town” where people don’t want to make trouble for the company.

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The Chamber of Commerce calls the town of Hilmar the perfect location, “One Hundred Miles from Anywhere.”

“The only people who are concerned about water quality are the ones affected. The [other] people of Hilmar aren’t thinking about the cost to the town. In 20 years, Hilmar Cheese is going to pollute almost all of Hilmar and the surrounding area. After awhile the ground is saturated. It can only take so much,” he said.

Under the new permit, Hilmar Cheese now puts its cleaning chemicals through a membrane-filter system and disposes some in the deep aquifer at 3,200 feet, a procedure that is approved by the regional water board and the EPA.

Fleischer said the company has been successful in the past months in treating wastewater with conventional methods to remove milk solids, followed by two technologies that use membranes to filter out particles.

At the factory, they coagulate milk into curds, then drain them to get the whey and the lactose. Only 13 percent of the milky liquid is used in the products, leaving the rest as wastewater that goes to the treatment equipment, Fleischer said.

Hilmar Cheese may still discharge its treated wastewater on land but it must meet monthly averages for nitrogen, salts and other substances. The company may put 500,000 gallons per day on 150 acres around the plant. The rest must be applied farther away, but on no more than 1,200 acres. Later this year, the discharge to farmland could reach 2.5 million gallons a day.

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John Sanders

Salty residues left from the filtering treatment are injected into deep ground water. The EPA allows this controversial practice nationwide as long as the aquifer contains highly brackish water and the wastewater meets pressure tests and is not expected to contaminate drinking water. Hilmar Cheese can drill four 3,200-deep wells and inject up to 750,000 gallons a day per well. The company also can get rid of toxic cleaning acids, caustics and chlorine in the wells because they will be diluted in the water, according to the EPA.

“They give you bottled water and walk away. They throw you a bone, and everyone seems satisfied.” -John SandersOne civil engineer at the Central Valley board submitted comments as a private citizen earlier this year, warning that this new permit wasn’t tough enough to prevent more contamination. It allows excessive levels of pollutants, lets the company bypass treatment during wet weather and doesn’t take into account that the waste ultimately might flow to the San Joaquin River, according to the letter by engineer Jo Anne Kipps.

Richard McHenry, a Central Valley regional board civil engineer for more than 20 years who is now at the California Sportfishing Protection Alliance, said he hopes the state board will heed his group’s challenge to the permit.

“The regional board has allowed Hilmar Cheese to pollute ground water, and the board’s permit continues to allow Hilmar to pose a threat from salts and nitrogen. The limits in the permit exceed drinking water standards,” he said.

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In 1984, some of the dairy families had the idea for a cheese factory using milk from local dairies. It became the 27-acre Hilmar cheese plant.

McHenry, a senior enforcement specialist at the agency in the last two years he worked there, said the company has been given an excessive amount of time to comply because of the relationship between regulators and the company.

In 2005, Chuck Ahlem, one of the plant’s founding owners, resigned as the state’s undersecretary of agriculture on the day Hilmar Cheese received a relatively light penalty of $2.8 million from the Central Valley regional board for violating state pollution laws. A Sacramento Bee story in 2004 revealed that Hilmar Cheese’s thousands of violations over nearly 16 years went without fines. Ahlem, also a member of the regional board in the late 1990s, came under criticism as an active owner of a polluting company with extensive influence in the state’s agricultural affairs.

On August Avenue, the Sanders family takes little comfort in hearing that the regional board has promised that it is working with the company to bring it into compliance. State officials “are “constantly letting them get away with something,” John Sanders said, adding that the bad water has been a problem for 15 years.

Moving, he said, sounds like the simplest solution, but “how can I sell my land? It’s contaminated.”

“My wife’s family has lived here for four generations. I’m tired of being bullied. They give you bottled water and walk away. They throw you a bone, and everyone seems satisfied,” he said.

“I’m tired of living around people who are afraid to say anything. I’m tired of living the way we’re living.”
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Petroleum Compounds in Wyoming Drinking Water

Posted September 2, 2010 by Charmaine Coimbra
Categories: Chemicals in Drinking Water, Polluted Water

Tags: , , ,
 
 
BY Sarah Hoye, CNN
STORY HIGHLIGHTS
  • Residents of a Wyoming town became concerned about well water in 2008
  • EPA tests have found various chemical compounds
  • Affected well owners have been advised not to drink the water
  • Federal officials have not determined the source of the compounds

(CNN) — The U.S. Environmental Protection Agency investigating drinking water contamination in Pavillion, Wyoming, found benzene and methane in wells and in groundwater, agency officials said.

At a community meeting with well owners, EPA officials revealed Tuesday they found low levels of petroleum compounds in 17 of 19 drinking water wells sampled, and that nearby shallow groundwater was contaminated with high levels of petroleum compounds such as benzene, according to the report.

The affected well owners were advised not to drink the water at the recommendation of the U.S. Department of Health and Human Services’ Agency for Toxic Substances and Disease Registry, and told to use alternate sources of water for drinking and cooking, agency officials said.

Meanwhile, the EPA is working with various government partners and EnCana, a natural gas company, to provide affected residents with water and to address potential sources of the contamination, agency officials said.

The study included sampling 21 domestic wells within the area of concern, two municipal wells, plus sediment and water from a nearby creek. The EPA also sampled groundwater and soil from pit remediation sites, and produced water and condensate from five production wells operated by the primary natural gas operator in the area, agency officials said.

No health concerns were found related to inhalation exposure to chemicals while showering or using evaporative coolers, agency officials said.

The EPA has not reached any conclusions about the sources of chemical compounds found in drinking water wells, including hydraulic fracturing, or “fracking,” the controversial process used to extract natural gas from underground, agency officials said.

Officials are uncertain if the contaminated shallow groundwater will migrate to the drinking water aquifer, according to the report.

“EPA will work as long as necessary to ensure that Pavillion residents have safe water,” Jim Martin, EPA’s regional administrator in Denver, said in a statement released Tuesday. “While our investigation continues, EPA has secured commitments from our partners to identify alternate sources of water for affected homes and to evaluate long-term solutions.”

In addition to detecting several petroleum hydrocarbons, the EPA found a number of “inorganic constituents” such as sodium and sulfates in drinking and groundwater wells, according to the report.

In spring 2008, residents of Pavillion — concerned about the quality of their drinking water — contacted the EPA in Denver, Colorado. The agency sampled 39 individual wells (37 residential wells and two municipal wells) in March 2009 and found nitrate, arsenic and methane gas. The agency conducted the second sampling in January 2010.

Over the past week, officials from EPA and the federal agency for toxic substances met privately with individual residents to provide health information and recommendations based on well-specific sampling results, agency officials said.

 

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