Know Your Environment. Protect Your Health.

Bromoform

Covington Water Supply

Bromoform, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromoform and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform is based on the California Office of Environmental Health Hazard Assessment's 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
2018-02-1635374863001ND
2018-02-1635374863001ND
2018-11-0935430430001ND
2018-11-0935430430001ND
2019-02-2135450031001ND
2019-02-2135450031001ND
2019-11-0635510428001ND
2019-11-0635510428001ND
2020-02-1435531448001ND
2020-11-0635590510001ND
2021-02-0535609999001ND
2021-11-0535676321001ND
2022-02-0335695573001ND
2022-11-0435758190001ND
2023-02-0335776979001ND
2023-11-0335839283001ND