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EWG's Tap Water Database — 2021 UPDATE

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Toluene

Aqua Pennsylvania Main System

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.

MORE ABOUT THIS CONTAMINANT

 

182

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND330ND
2015ND370ND
2016ND350ND
2017ND310ND
2018ND210ND
2019ND250ND

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
2014-01-06AE19666ND
2014-01-08AE19654ND
2014-01-08AE19653ND
2014-01-09AE19808ND
2014-01-09AE19814ND
2014-02-05AE22406ND
2014-02-06AE22395ND
2014-02-06AE22429ND
2014-02-19AE24127ND
2014-02-19AE24128ND
2014-02-19AE24152ND
2014-02-26AE23735ND
2014-04-14AE29526ND
2014-04-15AE29528ND
2014-04-15AE29507ND
2014-04-23AE29939ND
2014-04-23AE29914ND
2014-04-23AE29839ND
2014-04-23AE29840ND
2014-04-23AE29916ND
2014-04-24AE29947ND
2014-04-24AE29952ND
2014-07-21AE41025ND
2014-07-23AE41635ND
2014-07-23AE40895ND
2014-07-24AE40881ND
2014-07-24AE40886ND
2014-10-22AE53545ND
2014-10-22AE53537ND
2014-10-23AE53645ND
2014-10-23AE53646ND
2014-12-11AE59777ND
2014-12-29AE61209ND
2015-01-0512290019ND
2015-01-0712289951ND
2015-01-0712290048ND
2015-01-0712290068ND
2015-01-0712290089ND
2015-01-0812289963ND
2015-01-0812289987ND
2015-01-2212289930ND
2015-01-2312290002ND
2015-02-0312405407ND
2015-02-0312405533ND
2015-02-0412405365ND
2015-02-0412405386ND
2015-02-0412405428ND
2015-02-0412405449ND
2015-02-0412405470ND
2015-02-0412405491ND
2015-02-0412405512ND
2015-04-0612636866ND
2015-04-2212636887ND
2015-04-2312636824ND
2015-04-2912636845ND
2015-06-0312885173ND
2015-06-0412885152ND
2015-07-2013016817ND
2015-07-2213016583ND
2015-07-2213016604ND
2015-07-2313016541ND
2015-07-2313016562ND
2015-08-0513138455ND
2015-09-3013267570ND
2015-10-2113392031ND
2015-10-2213391968ND
2015-10-2213391989ND
2015-10-2213392010ND
2015-11-0213516769ND
2015-11-2313517524ND
2016-01-0613756208ND
2016-01-0613756229ND
2016-01-0613756313ND
2016-01-1113756166ND
2016-01-2013756145ND
2016-01-2013756187ND
2016-01-2113756082ND
2016-01-2113756103ND
2016-01-2113756124ND
2016-01-2813756250ND
2016-01-2813756271ND
2016-01-2813756292ND
2016-02-0513872921ND
2016-02-1013872942ND
2016-03-0313989335ND
2016-03-1513989377ND
2016-03-1713989356ND
2016-03-1813989398ND
2016-04-1114107137ND
2016-04-1114107158ND
2016-04-1114107179ND
2016-04-1114107221ND
2016-04-1114107242ND
2016-04-1414107200ND
2016-07-2914573698ND
2016-08-0214739169ND
2016-08-0414739097ND
2016-08-0414739116ND
2016-08-0414739156ND
2016-10-2415079396ND
2016-10-2415079417ND
2016-10-2415079438ND
2016-11-0715229352ND
2016-11-2115229373ND
2016-12-0115229917ND
2017-01-0315521180ND
2017-01-1615521222ND
2017-01-1815521117ND
2017-01-1815521138ND
2017-01-1815521201ND
2017-01-2415521159ND
2017-03-2815800269ND
2017-03-2915800290ND
2017-04-0315942287ND
2017-04-1215942329ND
2017-04-1715942224ND
2017-04-1715942245ND
2017-04-1915942266ND
2017-04-1915942308ND
2017-06-1916262189ND
2017-06-2016262210ND
2017-06-2016262231ND
2017-06-2116262252ND
2017-08-0716571187ND
2017-09-1516730779ND
2017-09-1816730716ND
2017-09-1816731950ND
2017-09-1916730737ND
2017-09-1916730758ND
2017-09-1916731866ND
2017-09-2016731887ND
2017-09-2016731908ND
2017-09-2016731929ND
2017-09-2716883590ND
2017-12-2017165325ND
2017-12-2117165345ND
2018-01-17AF74387ND
2018-01-29AF74797ND
2018-01-29AF74445ND
2018-01-29AF74447ND
2018-01-29AF74446ND
2018-01-29AF74448ND
2018-01-31AF74434ND
2018-01-31AF74435ND
2018-01-31AF74433ND
2018-01-31AF74431ND
2018-01-31AF74442ND
2018-01-31AF74441ND
2018-02-22AF74432ND
2018-02-26AF77278ND
2018-02-27AF77311ND
2018-02-27AF76921ND
2018-02-28AF77455ND
2018-02-28AF77456ND
2018-02-28AF77467ND
2018-03-26AF79915ND
2018-11-16AG01115ND
2019-01-28AG07059ND
2019-01-29AG07266ND
2019-03-04AG10320ND
2019-03-04AG10261ND
2019-03-06AG10532ND
2019-03-06AG10533ND
2019-03-06AG10552ND
2019-03-11AG10450ND
2019-03-13AG10482ND
2019-03-19AG10263ND
2019-03-19AG10265ND
2019-03-19AG10264ND
2019-03-26AG12576ND
2019-04-08AG13312ND
2019-04-08AG13600ND
2019-04-10AG12918ND
2019-04-24AG14544ND
2019-04-24AG14546ND
2019-05-06AG16471ND
2019-05-07AG16502ND
2019-05-30AG18878ND
2019-06-19AG20510ND
2019-10-16AG35352ND
2019-10-18AG36414ND
2019-10-23AG36111ND