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EWG's Tap Water Database — 2019 UPDATE

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o-Dichlorobenzene

Penn State Univ.

o-Dichlorobenzene is used as a chemical intermediate for making agricultural herbicides. It is toxic to the liver, kidneys and the nervous system, and causes cancer in animal studies.

 

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 600 ppb

The EWG Health Guideline of 600 ppb for o-dichlorobenzene 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) 600 ppb

The legal limit for o-dichlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1970s.

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
2015-01-2113561225ND
2015-01-2113561264ND
2015-01-2113561226ND
2015-02-1713561309ND
2015-02-1713561285ND
2015-02-1713561310ND
2015-03-1713561351ND
2015-03-1713561352ND
2015-03-1813561390ND
2015-04-2813561415ND
2015-04-2813561414ND
2015-05-2013561477ND
2015-05-2013561453ND
2015-05-2013561478ND
2015-06-1713561540ND
2015-06-1713561516ND
2015-06-1713561541ND
2015-07-1413561582ND
2015-07-1413561621ND
2015-07-1413561583ND
2015-08-1213561667ND
2015-08-1213561642ND
2015-08-1213561666ND
2015-09-1613561729ND
2015-09-1613561705ND
2015-09-1613561730ND
2015-10-1513561771ND
2015-10-1513561810ND
2015-10-1513561772ND
2015-11-1113561177ND
2015-11-1113561153ND
2015-11-1113561201ND
2015-12-1013681464ND
2015-12-1013681506ND
2015-12-1013681465ND
2016-01-2613801545ND
2016-01-2613801497ND
2016-01-2613801521ND
2016-02-2313917089ND
2016-02-2313917059ND
2016-02-2313917090ND
2016-03-1614032218ND
2016-03-1614032195ND
2016-03-1614032172ND
2016-04-2014163575ND
2016-04-2014163545ND
2016-04-2014163576ND
2016-05-1814312883ND
2016-05-1814312925ND
2016-05-1814312884ND
2016-06-2114471208ND
2016-06-2114471251ND
2016-06-2114471209ND
2016-07-1914636450ND
2016-07-1914636418ND
2016-07-1914636451ND
2016-08-2314804525ND
2016-08-2314804475ND
2016-08-2314804500ND
2016-09-2814975866ND
2016-09-2814975909ND
2016-09-2814975867ND
2017-01-1715573222ND
2017-01-1715573223ND
2017-01-1815573190ND
2017-02-2315709635ND
2017-02-2315709636ND
2017-03-1315850528ND
2017-03-2315850695ND
2017-03-2815850823ND
2017-04-1816001565ND
2017-04-1816001566ND
2017-06-2816321139ND
2017-07-1216473282ND
2017-07-1216473325ND
2017-07-1216473326ND
2017-07-1216473327ND
2017-07-1216473328ND
2017-07-1216473329ND
2017-07-1216473330ND
2017-08-0316629357ND
2017-09-2016787328ND
2017-10-3116937420ND
2017-11-2617077242ND
2017-11-2617077243ND
2017-11-2617077244ND
2017-11-2617077245ND
2017-11-2617077246ND
2017-11-2617077247ND
2017-11-3017077359ND
2017-12-1917217467ND