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EWG's Tap Water Database

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Mercury (inorganic)

Warminster Municipal Authority

Mercury is a potent neurotoxin that also damages the kidneys and other internal organs. Mercury enters drinking water from industrial pollution, mining wastes and coal-fired power plants.

 

30

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
2012ND170ND
2013N/A00N/A
2014N/A00N/A
2015ND130ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 1.2 ppb

The health guideline of 1.2 ppb for mercury (inorganic) 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 harm to internal organs.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 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)2 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
2012-02-229953679001ND
2012-02-229953679017ND
2012-02-229953679016ND
2012-02-229953679006ND
2012-02-229953679015ND
2012-02-229953679014ND
2012-02-229953679013ND
2012-02-229953679012ND
2012-02-229953679011ND
2012-02-229953679010ND
2012-02-229953679002ND
2012-02-229953679003ND
2012-02-229953679004ND
2012-02-229953679005ND
2012-02-229953679007ND
2012-02-229953679008ND
2012-02-229953679009ND
2015-04-0612620012ND
2015-04-0612619940ND
2015-04-0612620000ND
2015-04-0612619988ND
2015-04-0612619976ND
2015-04-0612619964ND
2015-04-0612619952ND
2015-04-0612619928ND
2015-04-0612619916ND
2015-04-0612619904ND
2015-04-0612619892ND
2015-04-0612619880ND
2015-04-0612620024ND