Know Your Environment. Protect Your Health.

Dibromochloromethane

Tamoshan

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND50ND
2020N/A00N/A
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-03-30ND
2018-06-11ND
2018-09-24ND
2019-03-05ND
2019-03-21ND
2019-05-09ND
2019-08-20ND
2019-12-20ND
2021-03-304096899ND
2021-06-174131662ND
2021-09-154179901ND
2021-12-024216596ND
2022-03-084258019ND
2022-05-194286834ND
2022-09-294374597ND
2022-12-074390355ND
2023-02-024411909ND
2023-04-134444288ND
2023-08-024505993ND
2023-11-014554171ND