Know Your Environment. Protect Your Health.

Bromochloromethane

Talley Water Supply Corporation

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
2013ND40ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND20ND
2020ND20ND
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

Date Lab ID Result
2013-05-13101400PND
2013-05-13101401PND
2013-11-20102704PND
2013-11-20102705PND
2018-07-25Q1829519008ND
2018-07-25Q1829519011ND
2019-05-06Q1920205001ND
2019-05-06Q1920205003ND
2020-03-16Q2010542001ND
2020-03-16Q2010542003ND
2021-12-07Q2134174008ND
2021-12-07Q2134174010ND
2022-10-31Q2232959007ND
2022-10-31Q2232959009ND
2023-09-21Q2340992001ND
2023-09-21Q2340992003ND