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EWG's Tap Water Database

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Arsenic

Fairview Union Water System

Arsenic is a potent carcinogen and common contaminant in drinking water. Arsenic causes thousands of cases of cancer each year in the U.S. Click here to read more about arsenic.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20101.000 ppb111.000 ppb
2011ND10ND
2012ND10ND
2013ND10ND
2014ND10ND
2015ND10ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.004 ppb

The health guideline of 0.004 ppb for arsenic 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) 10 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
2010-06-07AD397911.000 ppb
2010-06-07AD397911.000 ppb
2011-05-16AD53421ND
2011-05-16AD53421ND
2012-03-19AD64413ND
2012-03-19AD64413ND
2013-03-25AD76346ND
2013-03-25AD76346ND
2014-04-14AD90597ND
2014-04-14AD90597ND
2015-03-0935178883001ND
2015-03-0935178883001ND