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EWG's Tap Water Database — 2019 UPDATE

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o-Dichlorobenzene

Northgate Mobile Home Park 1

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND30ND
2014ND30ND
2015ND10ND
2016ND30ND
2017ND20ND

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
2012-04-24AB87952ND
2012-04-24AB87954ND
2013-02-071302273014ND
2013-02-071302273010ND
2013-02-071302273012ND
2014-05-01Q1414182010ND
2014-05-01Q1414182001ND
2014-05-01Q1414182008ND
2015-06-18Q1522930001ND
2016-02-10Q1606030002ND
2016-09-07Q1636054004ND
2016-10-31Q1646398003ND
2017-02-09Q1705885002ND
2017-04-19Q1716169002ND