Know Your Environment. Protect Your Health.

Bromodichloromethane

Settlers Crossing Water System 2

Bromodichloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloromethane 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
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND40ND

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 bromodichloromethane was 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 and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-06-05AE28668ND
2018-06-05AE28695ND
2018-08-21AE37879ND
2018-11-06AE45427ND
2019-02-28AE56604ND
2019-06-27AE72475ND
2020-06-19AF16300ND
2020-06-19AF16354ND
2021-06-22AF59046ND
2021-06-22AF59079ND
2022-08-17AG09629ND
2022-08-17AG09698ND
2023-02-21AG29721ND
2023-06-13AG44195ND
2023-06-13AG44264ND
2023-08-02AG51100ND