Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Aquarion Water Company of Connecticut - Main System

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2018-02-05201801570-VOC1ND
2018-02-05201801586-VOC1ND
2018-02-05201801604-VOC1ND
2018-07-05201809662-VOC1ND
2018-07-05201809658-VOC1ND
2019-02-04201901554-VOC1ND
2019-02-04201901581-VOC1ND
2019-02-04201901613-VOC1ND
2019-07-01201909695-VOC1ND
2019-07-01201909693-VOC1ND
2020-02-03202001681-VOC1ND
2020-02-03202001624-VOC1ND
2020-02-03202001640-VOC1ND
2020-07-07202010259-VOC1ND
2020-07-07202010253-VOC1ND
2021-02-02202101448-VOC1ND
2021-02-02202101406-VOC1ND
2021-02-02202101394-VOC1ND
2021-07-06202110289-VOC1ND
2021-07-06202110283-VOC1ND
2022-02-07202202090-VOC1ND
2022-02-07202202022-VOC1ND
2022-02-07202202033-VOC1ND
2022-07-05202210995-VOC1ND
2022-07-05202210989-VOC1ND
2023-02-06202301854-VOC1ND
2023-02-06202301775-VOC1ND
2023-02-09202302139-VOC1ND
2023-06-07202309441-VOC1ND
2023-06-07202309440-VOC1ND