Know Your Environment. Protect Your Health.

Bromoform

Longview Water Department

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.

 

80

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND160ND
2019ND160ND
2020N/A00N/A
2021ND160ND
2022ND160ND
2023ND160ND

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
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-06-21ND
2018-06-21ND
2018-06-21ND
2018-06-21ND
2018-09-04ND
2018-09-04ND
2018-09-04ND
2018-09-04ND
2018-12-06ND
2018-12-06ND
2018-12-06ND
2018-12-06ND
2019-03-18ND
2019-03-18ND
2019-03-18ND
2019-03-18ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-09-16ND
2019-09-16ND
2019-09-16ND
2019-09-16ND
2019-12-09ND
2019-12-09ND
2019-12-09ND
2019-12-09ND
2021-03-234094330ND
2021-03-234094331ND
2021-03-234094328ND
2021-03-234094329ND
2021-06-074132527ND
2021-06-074132529ND
2021-06-074132526ND
2021-06-074132528ND
2021-09-204183484ND
2021-09-204183483ND
2021-09-204183485ND
2021-09-204183486ND
2021-12-064218406ND
2021-12-064218404ND
2021-12-064218403ND
2021-12-064218405ND
2022-03-074254399ND
2022-03-074254396ND
2022-03-074254393ND
2022-05-254423664ND
2022-06-204303903ND
2022-06-204303902ND
2022-06-204303901ND
2022-06-204303904ND
2022-09-194368104ND
2022-09-194368105ND
2022-09-194368108ND
2022-09-194368103ND
2022-12-124395388ND
2022-12-124395386ND
2022-12-124395380ND
2022-12-124395383ND
2023-03-144431711ND
2023-03-144431708ND
2023-03-144431709ND
2023-03-144431710ND
2023-06-134473871ND
2023-06-134473869ND
2023-06-134473873ND
2023-06-134473874ND
2023-09-134528453ND
2023-09-134528450ND
2023-09-134528448ND
2023-09-134528451ND
2023-12-124569087ND
2023-12-124569085ND
2023-12-124569086ND
2023-12-124569084ND