Know Your Environment. Protect Your Health.

Toluene

Paw Blue Mountain Division

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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND20ND
2020ND50ND
2021ND40ND
2022ND40ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-1038160101ND
2019-01-0942498201ND
2019-07-1645238801ND
2020-04-2222086234.00ND
2020-04-2922086543.00ND
2020-04-2922086564.00ND
2020-05-1122278287.00ND
2020-05-1122278308.00ND
2021-04-1224308433.00ND
2021-04-1224308454.00ND
2021-07-2124889769.00ND
2021-07-2124889790.00ND
2022-04-1826522961.00ND
2022-04-1826522982.00ND
2022-08-0327300362.00ND
2022-08-0427300343.00ND
2023-04-1028766754.00ND
2023-04-1028766735.00ND
2023-04-1128766706.00ND
2023-04-1128766704.00ND
2023-06-0729172441.00ND