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EWG's Tap Water Database — 2019 UPDATE

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o-Dichlorobenzene

City of Phoenix

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.

 

57

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND50ND
2013ND90ND
2014ND140ND
2015ND30ND
2016ND20ND
2017ND240ND

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
2012-01-032012000199ND
2012-01-042010248-01ND
2012-01-102012001858ND
2012-01-252012005032ND
2012-11-072012073770ND
2013-01-152013002280ND
2013-02-052013006702ND
2013-02-052013006697ND
2013-02-202013009699ND
2013-04-162013023391ND
2013-04-162013023379ND
2013-07-172013044656ND
2013-07-232013045603ND
2013-10-212013066891ND
2014-01-064010287-01ND
2014-01-062013081234ND
2014-01-082013081395ND
2014-01-152014001541ND
2014-01-152014001126ND
2014-01-162014001412ND
2014-01-162014001140ND
2014-01-212014003201ND
2014-01-212014003186ND
2014-01-232014003220ND
2014-02-182014009513ND
2014-02-182014009413ND
2014-02-262014009696ND
2014-04-072014020061ND
2015-01-072014084197ND
2015-01-212015001870ND
2015-01-292015006468ND
2016-01-122016001462ND
2016-01-132016001686ND
2017-01-04201701040662VND
2017-01-042016087234ND
2017-01-042016086891ND
2017-01-042016086879ND
2017-01-042016086858ND
2017-01-052016087246ND
2017-01-102017001707ND
2017-01-102017001691ND
2017-01-112017001852ND
2017-01-112017001866ND
2017-01-172017002400ND
2017-01-182017002446ND
2017-01-182017002433ND
2017-01-252017004361ND
2017-01-252017004347ND
2017-02-012017006547ND
2017-02-082017008750ND
2017-02-222017012582ND
2017-03-222017020011ND
2017-04-122017028332ND
2017-04-272017031739VOCND
2017-04-272017031726VOCND
2017-07-19201707250776VND
2017-10-102017077918ND