Know Your Environment. Protect Your Health.

Bromoform

Terrell County Water Control and Improvement District 1

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
20200.333 ppb31ND - 1.000 ppb
2021ND30ND
20220.467 ppb31ND - 1.40 ppb
20230.467 ppb31ND - 1.40 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
2018-08-22AE38149ND
2018-08-22AE38153ND
2018-08-22AE38059ND
2019-05-09AE65653ND
2019-05-09AE65705ND
2019-05-09AE65707ND
2020-09-17AF27726ND
2020-09-17AF27757ND
2020-09-17AF277591.000 ppb
2021-07-20AF62627ND
2021-07-20AF62673ND
2021-07-20AF62667ND
2022-05-19AF976801.40 ppb
2022-05-19AF97762ND
2022-05-19AF97768ND
2023-09-20AG570471.40 ppb
2023-09-20AG57080ND
2023-09-20AG57086ND