Know Your Environment. Protect Your Health.

Bromochloromethane

Whitworth Water District 2

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.

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND70ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND130ND
2020N/A00N/A
2021ND30ND
2022ND110ND
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

Date Lab ID Result
2014-07-15140717051-004ND
2014-07-15140717051-003ND
2014-07-15140717051-002ND
2014-07-15140717051-006ND
2014-07-16140717051-005ND
2014-07-16140717051-001ND
2014-07-16140717051-007ND
2015-01-12150113001-002ND
2015-01-12150113001-003ND
2015-01-12150113001-001ND
2015-01-12150113001-004ND
2015-01-12150113001-005ND
2015-01-13150113050-001ND
2015-01-13150113050-002ND
2018-03-20ND
2019-04-18ND
2019-04-18ND
2019-04-18ND
2019-04-18ND
2019-05-09ND
2019-05-21ND
2019-05-21ND
2019-05-28ND
2019-05-28ND
2019-05-28ND
2019-05-28ND
2019-06-18ND
2019-06-21ND
2021-03-184094088ND
2021-07-084138074ND
2021-10-284196693ND
2022-01-244236842ND
2022-03-314261610ND
2022-04-214272380ND
2022-04-214272384ND
2022-05-184288406ND
2022-06-274309802ND
2022-06-274309800ND
2022-07-144309808ND
2022-07-144309807ND
2022-07-144309809ND
2022-10-114356380ND
2023-04-274452170ND