Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Wee Wood Park

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.

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND100ND
2019ND50ND
2020ND40ND
2021ND50ND
2022ND30ND
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-02-22POCS 2018 WEE WOODND
2018-02-27Q1 18 TRT POCS WEE WND
2018-02-27Q1 18 RAW POCS WEE WND
2018-03-29POCS 18 WEE WOOD RESND
2018-05-10Q2 18 RAW POCS WEE WND
2018-05-10Q2 18 TRT POCS WEE WND
2018-09-25Q3 18 TRT POCS WEE WND
2018-09-25Q3 18 RAW POCS WEE WND
2018-11-27Q4 18 RAW POCS WEE WND
2018-11-27Q4 18 TRT POCS WEE WND
2019-02-19Q1 19 RAW POCS WEE WND
2019-02-19Q1 19 TRT POCS WEE WND
2019-05-28Q2 19 TRT POCS WEE WND
2019-07-24Q3 19 POCS WEE WOODND
2019-10-03Q4 19 POCS WEE WOODND
2020-02-19Q1 20 POCS WEE WOODND
2020-04-14Q2 20 POCS WEE WOODND
2020-08-04Q3 20 POCS WEE WOODND
2020-12-08Q4 20 POCS WEE WOODND
2021-02-09Q1 21 POCS WEE WOODND
2021-05-18Q2 21 POCS WEE WOODND
2021-08-23POCS 21 WEE WOODND
2021-09-07Q3 21 POCS WEE WOODND
2021-10-19Q4 21 POCS WEE WOODND
2022-03-22Q1 22 POCS WEE WOODND
2022-05-17Q2 22 POCS WEE WOODND
2022-11-01Q4 22 POCS WEEWOODND
2023-02-14Q1 23 POCS WEEWOODND
2023-04-04Q2 23 POCS WEEWOODND
2023-07-11Q3 23 POCS WEEWOODND
2023-10-10Q4 23 POCS WEEWOODND