Know Your Environment. Protect Your Health.

Bromoform

South Deerfield Water Supply 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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND100ND
2019ND100ND
2020ND50ND
2021ND50ND
2022ND50ND
2023ND50ND

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 Result
2018-01-02ND
2018-01-02ND
2018-04-03ND
2018-04-03ND
2018-07-03ND
2018-07-03ND
2018-07-24ND
2018-07-24ND
2018-10-01ND
2018-10-01ND
2019-01-02ND
2019-01-02ND
2019-04-02ND
2019-04-02ND
2019-07-01ND
2019-07-01ND
2019-07-01ND
2019-07-01ND
2019-10-03ND
2019-10-03ND
2020-01-07ND
2020-04-14ND
2020-07-06ND
2020-07-06ND
2020-10-06ND
2021-01-05ND
2021-04-06ND
2021-07-09ND
2021-07-09ND
2021-10-08ND
2022-01-06ND
2022-04-08ND
2022-07-08ND
2022-07-08ND
2022-10-03ND
2023-01-03ND
2023-04-06ND
2023-07-03ND
2023-07-05ND
2023-10-06ND