Know Your Environment. Protect Your Health.

Bromochloromethane

Port Orchard Water Department

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015ND110ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND10ND
2020N/A00N/A
2021N/A00N/A
2022ND10ND
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
2015-01-26B5A2436-04ND
2015-01-26B5A2436-01ND
2015-01-26B5A2436-07ND
2015-01-26B5A2436-10ND
2015-01-28B5A2687-01ND
2015-04-06B5D0545-01ND
2015-07-06B5G0536-01ND
2015-07-06B5G0540-01ND
2015-07-06B5G0536-07ND
2015-07-06B5G0536-04ND
2015-10-13B5J1338-01ND
2019-05-22ND
2022-03-174260748ND
2023-05-014452811ND
2023-05-014452810ND