Know Your Environment. Protect Your Health.

Bromoform

Arlington 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.

 

42

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
2020N/A00N/A
2021ND100ND
2022ND80ND
20230.0750 ppb81ND - 0.600 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
2018-02-13ND
2018-02-13ND
2018-05-15ND
2018-05-15ND
2018-08-21ND
2018-08-21ND
2018-11-19ND
2018-11-19ND
2019-02-19ND
2019-02-19ND
2019-05-20ND
2019-05-20ND
2019-08-19ND
2019-08-19ND
2019-11-18ND
2019-11-18ND
2021-02-184078075ND
2021-02-184078077ND
2021-05-124169240ND
2021-05-124169241ND
2021-05-184118962ND
2021-05-184118960ND
2021-08-174163690ND
2021-08-174166174ND
2021-11-174210655ND
2021-11-174210653ND
2022-02-154246179ND
2022-02-154246181ND
2022-05-184296774ND
2022-05-184296772ND
2022-08-154339551ND
2022-08-154339554ND
2022-11-154379469ND
2022-11-154379473ND
2023-02-214417102ND
2023-02-214417100ND
2023-05-164457503ND
2023-05-164457509ND
2023-08-214507046ND
2023-08-214507044ND
2023-11-214562901ND
2023-11-2145629030.600 ppb