Know Your Environment. Protect Your Health.

Toluene

Hastings Homeowners Water System

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND40ND
2020ND40ND
20210.225 ppb41ND - 0.900 ppb
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
2018-06-13AE29840ND
2018-08-13AE36682ND
2018-11-16AE46488ND
2019-01-25AE51674ND
2019-04-25AE63712ND
2019-09-26AE84884ND
2019-11-20AE89974ND
2020-01-16AE94002ND
2020-04-07AF05908ND
2020-09-03AF26510ND
2020-11-09AF33747ND
2021-03-24AF480090.900 ppb
2021-04-15AF50378ND
2021-08-06AF65399ND
2021-10-05AF72291ND
2022-02-15AF84928ND
2022-04-28AF94857ND
2022-07-25AG06131ND
2022-11-29AG20066ND
2023-01-10AG23781ND
2023-04-17AG36923ND
2023-09-12AG56046ND
2023-10-03AG58258ND