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EWG's Tap Water Database — 2019 UPDATE

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Toluene

Penn State Univ.

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.

 

167

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND340ND
2013ND280ND
2014ND140ND
2015ND350ND
2016ND270ND
2017ND290ND

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
2012-01-112A11054ND
2012-01-112A11055ND
2012-01-112A11054ND
2012-02-162B16056ND
2012-02-162B16062ND
2012-02-162B16056ND
2012-03-152C15113ND
2012-03-152C15114ND
2012-03-152C15113ND
2012-04-102D10034ND
2012-04-102D10032ND
2012-04-102D10034ND
2012-05-162E16047ND
2012-05-162E16052ND
2012-06-132F13082ND
2012-06-132F13085ND
2012-07-182G18164ND
2012-07-182G18165ND
2012-07-182G18164ND
2012-08-142H14056ND
2012-08-142H14056ND
2012-08-142H14056ND
2012-09-132I14008ND
2012-09-132I14008ND
2012-09-132I14008ND
2012-10-102J11011ND
2012-10-102J11013ND
2012-10-102J11011ND
2012-11-142K14103ND
2012-11-142K14103ND
2012-11-142K14103ND
2012-12-122L12132ND
2012-12-122L12141ND
2012-12-122L12132ND
2013-01-163A16080ND
2013-01-163A16077ND
2013-02-133B13070ND
2013-02-133B13069ND
2013-03-143C14062ND
2013-03-143C14067ND
2013-04-163D16078ND
2013-04-163D16079ND
2013-05-143E14110ND
2013-05-143E14111ND
2013-06-193F19020ND
2013-06-193F19038ND
2013-06-283F28065ND
2013-07-163G16031ND
2013-07-163G16034ND
2013-08-143H14065ND
2013-08-143H14088ND
2013-09-183I18061ND
2013-09-183I18062ND
2013-09-183I18061ND
2013-10-163J16032ND
2013-10-163J16040ND
2013-10-163J16032ND
2013-11-193K19048-06ND
2013-11-193K19040-06ND
2013-12-123L12046-07ND
2013-12-123L12104-06ND
2013-12-123L12046-06ND
2014-01-234A23025-07ND
2014-01-234A23033-06ND
2014-01-234A23025-06ND
2014-02-204B20042-07ND
2014-02-204B20041-07ND
2014-02-204B20042-06ND
2014-03-114C11016-07ND
2014-03-114C11027-07ND
2014-03-114C11016-06ND
2014-04-094D09031-01ND
2014-04-094D09036-01ND
2014-04-094D09037-01ND
2014-06-114F11107-05ND
2014-06-114F11107-04ND
2015-01-2113561253ND
2015-01-2113561278ND
2015-01-2113561254ND
2015-02-1713561337ND
2015-02-1713561299ND
2015-02-1713561338ND
2015-03-1713561379ND
2015-03-1713561380ND
2015-03-1813561404ND
2015-04-2813561443ND
2015-04-2813561442ND
2015-05-2013561505ND
2015-05-2013561467ND
2015-05-2013561506ND
2015-06-1713561568ND
2015-06-1713561530ND
2015-06-1713561569ND
2015-07-1413561610ND
2015-07-1413561635ND
2015-07-1413561611ND
2015-08-1213561695ND
2015-08-1213561656ND
2015-08-1213561694ND
2015-09-1613561757ND
2015-09-1613561719ND
2015-09-1613561758ND
2015-10-1513561799ND
2015-10-1513561824ND
2015-10-1513561800ND
2015-11-1113561191ND
2015-11-1113561167ND
2015-11-1113561215ND
2015-12-1013681492ND
2015-12-1013681520ND
2015-12-1013681493ND
2016-01-2613801559ND
2016-01-2613801511ND
2016-01-2613801535ND
2016-02-2313917117ND
2016-02-2313917073ND
2016-02-2313917118ND
2016-03-1614032232ND
2016-03-1614032209ND
2016-03-1614032186ND
2016-04-2014163603ND
2016-04-2014163559ND
2016-04-2014163604ND
2016-05-1814312911ND
2016-05-1814312939ND
2016-05-1814312912ND
2016-06-2114471236ND
2016-06-2114471265ND
2016-06-2114471237ND
2016-07-1914636478ND
2016-07-1914636432ND
2016-07-1914636479ND
2016-08-2314804539ND
2016-08-2314804489ND
2016-08-2314804514ND
2016-09-2814975894ND
2016-09-2814975923ND
2016-09-2814975895ND
2017-01-1715573250ND
2017-01-1715573251ND
2017-01-1815573204ND
2017-02-2315709663ND
2017-02-2315709664ND
2017-03-1315850542ND
2017-03-2315850709ND
2017-03-2815850837ND
2017-04-1816001593ND
2017-04-1816001594ND
2017-06-2816321153ND
2017-07-1216473296ND
2017-07-1216473409ND
2017-07-1216473410ND
2017-07-1216473411ND
2017-07-1216473412ND
2017-07-1216473413ND
2017-07-1216473414ND
2017-08-0316629371ND
2017-09-2016787342ND
2017-10-3116937434ND
2017-11-2617077326ND
2017-11-2617077327ND
2017-11-2617077328ND
2017-11-2617077329ND
2017-11-2617077330ND
2017-11-2617077331ND
2017-11-3017077373ND
2017-12-1917217481ND