Know Your Environment. Protect Your Health.

Bromoform

North Perry Ave 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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND20ND
2020N/A00N/A
2021ND30ND
20220.0743 ppb71ND - 0.520 ppb
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
2018-07-25ND
2018-07-25ND
2018-07-25ND
2018-07-25ND
2018-07-25ND
2018-08-15ND
2018-08-15ND
2018-08-15ND
2019-08-13ND
2019-08-13ND
2021-08-054163443ND
2021-08-054163442ND
2021-08-054163444ND
2022-08-264366542ND
2022-08-264365668ND
2022-08-264365669ND
2022-08-2643656700.520 ppb
2022-08-264366541ND
2022-08-264366547ND
2022-08-264366550ND
2023-08-164529500ND
2023-08-164525841ND
2023-08-164525840ND