Know Your Environment. Protect Your Health.

Bromochloromethane

Columbia Heights

NOTE: Columbia Heights purchases water from Minneapolis which is required to test for bromochloromethane. Sample information shown below was taken by Minneapolis.

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND20ND
2015ND30ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND10ND
2020ND50ND
2021ND20ND
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

NOTE: Columbia Heights purchases water from Minneapolis which is required to test for bromochloromethane. Sample information shown below was taken by Minneapolis.

Date Lab ID Result
2015-02-032053068003ND
2015-05-052069020003ND
2015-08-032086831003ND
2018-05-0318E0324-01ND
2019-10-0919J0500-01ND
2020-03-1820C0794-01ND
2020-03-1820C0794-02ND
2020-05-2020E1211-01ND
2020-07-2420G1757-01ND
2020-10-2720J1367-01ND
2021-04-2021D1030-02ND
2021-10-2121J1097-01ND
2022-01-2622A0928-01ND
2022-02-0722B0406-01ND
2023-04-1323D0754-01ND
2023-04-1323D0754-02ND