Know Your Environment. Protect Your Health.

Bromochloromethane

City of Spokane

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015ND100ND
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND100ND
2020N/A00N/A
2021ND30ND
2022ND20ND
2023ND20ND

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
2015-03-23150324054-002ND
2015-03-23150324054-003ND
2015-03-23150324054-001ND
2015-03-23150324054-005ND
2015-03-23150324054-004ND
2015-09-28150930003-008ND
2015-09-28150930003-006ND
2015-09-28150930003-007ND
2015-09-28150930003-009ND
2015-09-28150930003-010ND
2018-01-30ND
2018-01-30ND
2018-07-17ND
2019-07-23ND
2019-07-23ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2021-01-264066970ND
2021-01-264066969ND
2021-07-274195356ND
2022-07-264319393ND
2022-07-264319391ND
2023-01-244399432ND
2023-07-254507772ND