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EWG's Tap Water Database — 2019 UPDATE

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o-Dichlorobenzene

City of Cleveland

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND40ND
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND

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
2012-01-19120120-004VOND
2012-04-04120405-012VOND
2012-08-14120815-006VOND
2012-10-11121012-008VOND
2013-01-16130117-015VOND
2013-04-10130411-018VOND
2013-07-10130711-009VOND
2013-10-17131018-003VOND
2014-06-04140605-001VOND
2015-06-15150616-007VOND
2016-07-20160721-002VOND
2017-07-24170725-007VOND