Know Your Environment. Protect Your Health.

Toluene

City of Alpine

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
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-07-17Q1828669004ND
2018-07-17Q1828669005ND
2018-07-17Q1828669008ND
2018-07-17Q1828669002ND
2019-06-18Q1937877001ND
2019-06-18Q1937877006ND
2019-06-18Q1937877008ND
2019-06-18Q1937877010ND
2020-06-01Q2021525017ND
2020-06-01Q2021525019ND
2020-06-01Q2021525021ND
2020-06-01Q2021525023ND
2021-07-13Q2118334003ND
2021-07-13Q2118334009ND
2021-07-13Q2118334007ND
2021-07-13Q2118334005ND
2022-09-19Q2228089003ND
2022-09-19Q2228089005ND
2022-09-19Q2228089007ND
2022-09-19Q2228089009ND
2023-07-24Q2329551005ND
2023-07-24Q2329551007ND
2023-07-24Q2329551010ND
2023-07-24Q2329551012ND