Know Your Environment. Protect Your Health.

Bromochloromethane

Rockwood Meadows

Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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 bromochloromethane 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 cancer, harm to reproduction and child development, and change 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
2021-09-07ND
2021-09-07ND
2021-09-07ND
2023-09-05ND
2023-09-05ND
2023-09-05ND