Know Your Environment. Protect Your Health.

Dibromochloromethane

East Wenatchee Water District

Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

19

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020N/A00N/A
20210.297 ppb63ND - 0.630 ppb
2022ND20ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane was based on the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-29ND
2018-08-29ND
2018-08-29ND
2018-08-29ND
2019-12-02ND
2019-12-02ND
2019-12-02ND
2019-12-02ND
2021-06-234145183ND
2021-06-244145185ND
2021-12-0642166050.550 ppb
2021-12-0642166040.600 ppb
2021-12-0642166060.630 ppb
2021-12-074216607ND
2023-06-054581709ND
2023-06-054581711ND
2023-06-124581713ND
2023-06-124581715ND
2023-07-194498812ND