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EWG's Tap Water Database — 2019 UPDATE

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Toluene

Beauregard Water Works District #3

Toluene is a volatile solvent that harms the nervous and immune systems, damages the liver and may increase the risk of miscarriage and birth defects. Read More.

Toluene is a petroleum-derived chemical found in gasoline and used as a solvent in paints, adhesives and cleaning supplies. Toluene is highly neurotoxic. Exposure can cause fatigue and nausea, and may lead to nervous system disorders.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND120ND
2013ND100ND
2014N/A00N/A
2015ND20ND
2016ND200ND
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 150 ppb

The EWG Health Guideline of 150 ppb for toluene 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.

EPA Maximum Contaminant
Level (MCL) 1,000 ppb

The legal limit for toluene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-06-193560137W12ND
2012-06-193560137W12ND
2012-11-05AD72984ND
2012-11-05AD72985ND
2012-11-05AD72986ND
2012-11-05AD72987ND
2012-11-05AD72988ND
2012-11-05AD72985ND
2012-11-05AD72984ND
2012-11-05AD72986ND
2012-11-05AD72987ND
2012-11-05AD72988ND
2013-01-14AD74761ND
2013-01-14AD74760ND
2013-01-14AD74759ND
2013-01-14AD74758ND
2013-01-14AD74757ND
2013-01-14AD74759ND
2013-01-14AD74760ND
2013-01-14AD74761ND
2013-01-14AD74757ND
2013-01-14AD74758ND
2015-03-0235177665002ND
2015-03-0235177665002ND
2016-01-1935225812001ND
2016-01-1935225812005ND
2016-01-1935225812004ND
2016-01-1935225812003ND
2016-01-1935225812002ND
2016-01-1935225812005ND
2016-01-1935225812002ND
2016-01-1935225812001ND
2016-01-1935225812003ND
2016-01-1935225812004ND
2016-02-0135227539002ND
2016-02-0135227539003ND
2016-02-0135227539004ND
2016-02-0135227539001ND
2016-02-0135227539001ND
2016-02-0135227539002ND
2016-02-0135227539003ND
2016-02-0135227539004ND
2016-05-0235242594004ND
2016-05-0235242594004ND