Know Your Environment. Protect Your Health.

Bromoform

Shadow Bay Subdivision

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND30ND

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
2018-05-23AE27432ND
2018-05-23AE27502ND
2019-07-18AE75015ND
2019-07-18AE75039ND
2020-08-18AF24077ND
2020-08-18AF24109ND
2021-09-13AF69492ND
2021-09-13AF69532ND
2022-09-12AG12429ND
2022-09-12AG12461ND
2023-06-14AG44489ND
2023-06-14AG44541ND
2023-12-14AG66689ND