Know Your Environment. Protect Your Health.

Bromoform

Harris County Water Control and Improvement District 96

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND50ND
2021ND20ND
2022ND20ND
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
2018-07-17AE33520ND
2019-05-31AE68856ND
2019-08-13AE78335ND
2019-10-07AE85818ND
2020-02-05AE97121ND
2020-06-03AF13847ND
2020-06-03AF13914ND
2020-08-26AF25421ND
2020-11-30AF35852ND
2021-02-23AF43925ND
2021-06-09AF57417ND
2022-06-21AG01659ND
2022-06-21AG01691ND
2023-09-05AG54807ND
2023-09-05AG54842ND