Know Your Environment. Protect Your Health.

Toluene

West Burlington Muni. Water Supply

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.600 ppb110.600 ppb
20190.938 ppb87ND - 2.00 ppb
2020ND10ND
20211.80 ppb330.700 ppb - 2.60 ppb
20223.90 ppb223.90 ppb
20230.700 ppb110.700 ppb

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
2018-07-11OE6822990.600 ppb
2021-07-14OE17586650.700 ppb
2021-10-20OE19003092.10 ppb
2021-10-20OE19003102.60 ppb
2022-10-19OE21932253.90 ppb
2022-10-19OE21932263.90 ppb
2023-07-12OE23062650.700 ppb