Environmental Science & Engineering - www.esemag.com - May 2005
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Is the US government ignoring leaking UST threat?

Leaking underground storage tanks (USTs) are a growing threat to public health, according to a report recently released by the Sierra Club. The report states that the US federal government’s refusal to accept its responsibility to fund the cleanups is making the problem worse and is undermining the principle of “polluter pays”.

As an example of this, the Sierra Club noted the US House of Representatives vote on the Energy Policy Act of 2005, which would prevent communities from recovering cleanup costs from the manufacturers of the gasoline additive methyl tertiary butyl ether (MTBE). MTBE has contaminated local water supplies in more than 1,800 communities in 29 states, according to the Sierra Club report.

“More than 100 million people drink groundwater in states where thousands of underground storage tanks are leaking and need cleanups,” said Grant Cope, Toxics Expert with the Sierra Club. “These sites include toxics like benzene, toluene and heavy metals that can quickly pollute groundwater, threaten public health, burden taxpayers with cleanup costs and hurt real estate values.”

The report shows that fifty percent of the US gets its drinking water from groundwater sources. The US has a backlog of 130,000 needed cleanups at leaking USTs, and discovers 9,000 new leaks each year. A pin-prick sized hole in one fuel tank can leak 400 gallons of contamination a day, and one gallon of gasoline can pollute one million gallons of groundwater.

“The US government’s budget request will not begin to cover even a small fraction of the sites,” said Cope. “We have proven technologies to prevent contamination and surplus money to clean up sites, but the current administration is failing to safeguard vulnerable communities.”

The federal government has $2.4 billion in surplus cleanup funds, but is proposing to use only three percent of this surplus. US taxpayers pay a 1/10th of one cent federal fee on gasoline sales that goes into a federal fund dedicated to paying for cleanups at UST sites.

State UST programs, which are largely taxpayer funded, are billions of dollars in deficit. Many states with the biggest deficits also have the biggest backlog in cleanups. Florida leads the nation in needed cleanups with 17,544. California has the second highest number with 15,049, and a deficit of more than $1 billion. Michigan has the third highest number with 9,039, and an internally reported deficit of $1.7 billion. Tennessee, with 1,221 needed cleanups, has internally reported a $95 million deficit.


For more information, visit www.sierraclub.org/toxics/Leaking_USTs.

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