Know Your Environment. Protect Your Health.

Bromoform

Wayne, City of

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
20190.710 ppb110.710 ppb
2020ND20ND
2021ND10ND
2022N/A00N/A
20230.197 ppb31ND - 0.590 ppb

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
2018-03-19530729ND
2018-12-17577259ND
2019-08-266323290.710 ppb
2020-12-07703311ND
2020-12-07703310ND
2021-12-13763895ND
2023-07-248742570.590 ppb
2023-11-27891580ND
2023-12-11900834ND