Know Your Environment. Protect Your Health.

Toluene

City of Naples

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.

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND30ND
2020ND90ND
2021ND60ND
2022ND40ND
2023ND60ND

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
2018-03-15Q1810680005ND
2018-03-15Q1810680007ND
2018-03-15Q1810680009ND
2018-03-15Q1810680012ND
2018-03-15Q1810680003ND
2019-08-15Q1955907002ND
2019-08-15Q1955907004ND
2019-08-15Q1955907006ND
2020-02-19Q2006446001ND
2020-02-19Q2006446003ND
2020-05-11Q2018218001ND
2020-05-11Q2018218003ND
2020-05-11Q2018218005ND
2020-05-11Q2018218007ND
2020-09-21Q2037373001ND
2020-12-03Q2048484003ND
2020-12-03Q2048484001ND
2021-07-28Q2119749011ND
2021-07-28Q2119749013ND
2021-07-28Q2119749015ND
2021-07-28Q2119749017ND
2021-07-28Q2119749019ND
2021-10-05Q2127603001ND
2022-02-08Q2204273002ND
2022-06-14Q2216505001ND
2022-06-14Q2216505003ND
2022-11-15Q2234252003ND
2023-03-06Q2308676001ND
2023-06-15Q2322780003ND
2023-06-15Q2322780011ND
2023-06-15Q2322780013ND
2023-09-18Q2339834001ND
2023-12-07Q2352322001ND