Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Toluene

Cedar Rapids Water Department

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND80ND
2013ND40ND
2014ND40ND
2015ND50ND
20160.125 ppb41ND - 0.500 ppb
2017ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2012-02-081884230ND
2012-02-081884235ND
2012-05-091902637ND
2012-05-091902635ND
2012-08-071920086ND
2012-08-071920091ND
2012-10-311943771ND
2012-10-311943769ND
2013-03-061963272ND
2013-03-061963273ND
2013-09-102005694ND
2013-09-102005696ND
2014-02-042031252ND
2014-02-042031251ND
2014-10-082085401ND
2014-10-082085398ND
2015-05-05OE240283ND
2015-05-05OE240281ND
2015-10-06OE302406ND
2015-10-06OE302401ND
2015-10-06OE302405ND
2016-06-01OE383916ND
2016-06-01OE383915ND
2016-10-17OE441633ND
2016-10-17OE4416340.500 ppb
2017-06-06OE521328ND
2017-06-06OE521323ND
2017-11-20OE592397ND
2017-11-20OE592396ND