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EWG's Tap Water Database — 2021 UPDATE

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Toluene

Mountain Home Air Force Base

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND40ND
2019ND40ND

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
2014-08-26V1433321ND
2014-08-26V1433322ND
2014-08-26V1433323ND
2014-08-26V1433324ND
2015-08-18V1534750ND
2015-08-18V1534751ND
2015-08-18V1534749ND
2015-08-18V1534748ND
2016-05-26V1622879ND
2016-05-26V1622878ND
2016-05-26V1622877ND
2016-09-20V1643049ND
2017-05-23V1721658ND
2017-05-23V1721659ND
2017-05-23V1721657ND
2017-06-13V1725135ND
2018-04-10V1815357ND
2018-04-10V1815355ND
2018-04-10V1815356ND
2018-04-10V1815358ND
2019-04-23V1918558ND
2019-04-23V1918561ND
2019-04-23V1918559ND
2019-04-23V1918560ND