Know Your Environment. Protect Your Health.

Bromochloromethane

City of Sunnyside

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND10ND
2020N/A00N/A
2021ND30ND
2022ND20ND
2023N/A00N/A

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
2014-03-31WA97-SE1-14-05465-13410ND
2014-03-31WA97-SE1-14-05465-13407ND
2014-03-31WA97-SE1-14-05465-13408ND
2014-03-31WA97-SE1-14-05465-13406ND
2014-03-31WA97-SE1-14-05465-13409ND
2014-09-03WA97-SE2-14-17795-40724ND
2014-09-03WA97-SE2-14-17266-39555ND
2014-09-03WA97-SE2-14-17266-39553AND
2014-09-03WA97-SE2-14-17266-39553ND
2014-09-03WA97-SE2-14-17266-39554ND
2018-10-03ND
2019-07-02ND
2021-03-094087470ND
2021-05-124118792ND
2021-05-124118806ND
2022-07-214325368ND
2022-07-214325371ND