Know Your Environment. Protect Your Health.

Toluene

Lehigh County Authority Allentown 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
2018ND20ND
2019ND20ND
2020ND40ND
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
2018-03-138023741-01ND
2018-03-138023741-02ND
2019-03-199024667-02ND
2019-03-199024667-01ND
2020-03-0421896264.00ND
2020-03-1121896293.00ND
2020-03-1821896303.00ND
2020-03-1821896323.00ND
2021-01-0623762408.00ND
2021-01-1323762431.00ND
2021-01-2023762454.00ND
2021-01-2023762477.00ND
2022-01-1025992198.00ND
2022-01-1925992219.00ND
2022-01-2525992242.00ND
2022-01-2525992263.00ND
2023-01-0428221635.00ND
2023-01-0928221658.00ND
2023-01-1828221681.00ND
2023-01-1828221704.00ND
2023-02-2228396024.00ND