Know Your Environment. Protect Your Health.

Bromodichloromethane

Rockwood Meadows

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

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.06 ppb

The EWG Health Guideline of 0.06 ppb for bromodichloromethane 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 Result
2018-09-17ND
2018-09-17ND
2018-09-17ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2020-07-22ND
2020-07-22ND
2020-07-22ND
2020-08-20ND
2021-09-07ND
2021-09-07ND
2021-09-07ND
2023-08-29ND
2023-09-05ND
2023-09-05ND
2023-09-05ND