Know Your Environment. Protect Your Health.

Bromoform

Utilities Inc. - North Park Water Supply

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
20200.215 ppb21ND - 0.430 ppb
2021ND20ND
20220.290 ppb21ND - 0.580 ppb
2023ND20ND

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
2018-08-1035410491001ND
2018-08-1035410491002ND
2018-08-1035410491001ND
2018-08-1035410491002ND
2019-08-0935489090001ND
2019-08-0935489090002ND
2019-08-0935489090001ND
2019-08-0935489090002ND
2020-08-06355689590010.430 ppb
2020-08-0635568959002ND
2021-08-0335652717001ND
2021-08-0335652717002ND
2022-08-03357369900010.580 ppb
2022-08-0335736990002ND
2023-08-0435818397001ND
2023-08-0435818397002ND