Know Your Environment. Protect Your Health.

Bromochloromethane

Birch Hill Water

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019N/A00N/A
2020N/A00N/A
2021ND70ND
2022N/A00N/A
2023N/A00N/A

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 Lab ID Result
2018-11-09S034601-05ND
2018-11-09S034601-03ND
2018-11-09S034601-01ND
2021-02-15420-191091-1FND
2021-04-20420-195556-3ND
2021-04-20420-195556-5ND
2021-04-20420-195556-1ND
2021-07-26420-202811-1FND
2021-07-30420-203208-1FND
2021-09-01420-205602-1FND