Know Your Environment. Protect Your Health.

Toluene

Hca Roan Filter Plant

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND40ND
2022ND10ND
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
2018-10-308111439-01ND
2019-10-249105284-01ND
2020-06-1722436166.00ND
2020-10-1923201747.00ND
2021-01-0723731047.00ND
2021-04-0824266652.00ND
2021-07-0124848295.00ND
2021-10-2025424865.00ND
2022-05-2626669385.00ND
2023-02-2828541400.00ND
2023-05-0228921510.00ND
2023-05-2428921777.00ND
2023-08-2229719427.00ND
2023-11-1430089993.00ND