Know Your Environment. Protect Your Health.

Toluene

Monticello Estates

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND30ND
2020ND40ND
2021ND10ND
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
2019-05-02CC03132-01ND
2019-07-31CC09246-01ND
2019-10-14CC15162-01RE1ND
2020-01-27CC20276-01ND
2020-01-27CC20276-03ND
2020-04-22CD02836-01ND
2020-10-07CD14230-01ND
2021-12-01CE14584-01ND
2022-01-31CE19577-01ND
2022-05-10CF03509-01ND
2022-07-19CF09386-01ND
2022-10-20CF13296-01ND
2023-02-15752-3181-1ND
2023-05-16752-7180-1ND
2023-08-08752-10330-1ND
2023-11-28752-14118-1ND
2023-12-06752-14483-1ND