Know Your Environment. Protect Your Health.

Bromochloromethane

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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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND10ND
2022ND10ND
2023ND10ND

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
2018-12-04AE47854ND
2018-12-04AE47856ND
2019-08-28AE81396ND
2019-08-28AE81398ND
2020-07-07AF18377ND
2020-07-07AF18409ND
2021-12-08AF78335ND
2022-12-21Q2300005001ND
2023-06-28AG46467ND