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EWG's Tap Water Database

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Benzo[a]pyrene

South Hero Fire District 4

Benzo[a]pyrene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012ND40ND
2013ND40ND
2014ND30ND
2015ND50ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.007 ppb

The health guideline of 0.007 ppb for benzo[a]pyrene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 0.2 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)0 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

All test results

Date Lab ID Result
2012-03-1312S174ND
2012-06-1812S190ND
2012-09-1213S00093ND
2012-12-1013S00139ND
2013-02-1213S00167ND
2013-05-1413S00212ND
2013-08-1414S00045ND
2013-11-1214S00111ND
2014-02-1114S00132ND
2014-08-1215S00047ND
2014-11-0915S00141ND
2015-02-0915S00165ND
2015-03-251503-05470-001ND
2015-05-1215S00202ND
2015-08-1816S00036ND
2015-11-1116S00087ND