Know Your Environment. Protect Your Health.

Bromochloromethane

Roseville

NOTE: Roseville purchases water from Saint Paul Regional Water Services which is required to test for bromochloromethane. Sample information shown below was taken by Saint Paul Regional Water Services.

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
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND10ND
2020ND10ND
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

NOTE: Roseville purchases water from Saint Paul Regional Water Services which is required to test for bromochloromethane. Sample information shown below was taken by Saint Paul Regional Water Services.

Date Lab ID Result
2013-12-181064637003ND
2014-03-111075639003ND
2014-06-042010652003ND
2014-09-172029874003ND
2018-10-2218J1061-02ND
2019-01-0919A0180-01ND
2020-08-1120H0734-01ND
2021-07-1321G0529-01ND
2022-08-3022H2625-01ND
2023-09-1323I0610-01ND