Know Your Environment. Protect Your Health.

Bromoform

Covington Water District

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.

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND90ND
2020N/A00N/A
2021ND80ND
2022ND100ND
2023ND80ND

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
2018-01-23ND
2018-01-23ND
2018-04-24ND
2018-04-24ND
2018-07-27ND
2018-07-27ND
2018-10-23ND
2018-10-23ND
2019-01-29ND
2019-01-29ND
2019-04-23ND
2019-04-23ND
2019-07-25ND
2019-07-25ND
2019-07-29ND
2019-10-29ND
2019-10-29ND
2021-01-274070621ND
2021-01-274070622ND
2021-04-274109473ND
2021-04-284109477ND
2021-07-274149070ND
2021-07-274149069ND
2021-10-264198434ND
2021-10-264198433ND
2022-01-254234234ND
2022-01-254234238ND
2022-04-264278919ND
2022-04-264278920ND
2022-06-144298836ND
2022-07-264363807ND
2022-07-264363806ND
2022-10-254382877ND
2022-10-254374865ND
2022-10-254374862ND
2023-01-244408725ND
2023-01-244408726ND
2023-04-254452806ND
2023-04-254452805ND
2023-07-254505722ND
2023-07-254505721ND
2023-10-244548860ND
2023-10-244548859ND