Know Your Environment. Protect Your Health.

Bromochloromethane

Mccoll, Town of

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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019N/A00N/A
2020ND40ND
2021ND40ND
2022ND40ND
2023ND30ND

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
2018-03-12AE09098ND
2018-03-12AE09099ND
2018-06-05AE13175ND
2018-08-07AE16322ND
2018-08-07AE16323ND
2018-10-24AE20396ND
2020-02-04AE43956ND
2020-05-04AE47957ND
2020-09-01AE53880ND
2020-12-01AE58179ND
2021-02-22AE61569ND
2021-04-12AE63953ND
2021-09-08AE71526ND
2021-11-29AE75569ND
2022-03-09AE80505ND
2022-06-27AE85787ND
2022-08-24AE88851ND
2022-11-16AE93077ND
2023-01-19AE95775ND
2023-05-15AF01825ND
2023-07-13AF05499ND