Know Your Environment. Protect Your Health.

Bromoform

Hopedale 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.

 

88

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND260ND
2019ND120ND
20200.0431 ppb131ND - 0.560 ppb
2021ND130ND
20220.0417 ppb121ND - 0.500 ppb
2023ND120ND

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 Result
2018-02-13ND
2018-02-13ND
2018-02-13ND
2018-02-13ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-09ND
2018-05-17ND
2018-05-17ND
2018-05-17ND
2018-05-17ND
2018-08-17ND
2018-08-17ND
2018-08-17ND
2018-08-17ND
2018-11-19ND
2018-11-19ND
2018-11-19ND
2018-11-19ND
2019-02-25ND
2019-02-25ND
2019-02-25ND
2019-02-25ND
2019-08-21ND
2019-08-21ND
2019-08-21ND
2019-08-21ND
2019-11-18ND
2019-11-18ND
2019-11-18ND
2019-11-18ND
2020-02-21ND
2020-02-21ND
2020-05-19ND
2020-05-19ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-260.560 ppb
2020-08-18ND
2020-08-18ND
2020-11-17ND
2020-11-17ND
2021-03-04ND
2021-03-04ND
2021-04-26ND
2021-04-26ND
2021-04-26ND
2021-04-26ND
2021-04-26ND
2021-05-19ND
2021-05-19ND
2021-08-17ND
2021-08-17ND
2021-11-16ND
2021-11-16ND
2022-02-16ND
2022-02-160.500 ppb
2022-04-05ND
2022-04-05ND
2022-04-05ND
2022-04-05ND
2022-05-18ND
2022-05-18ND
2022-08-15ND
2022-08-15ND
2022-11-14ND
2022-11-14ND
2023-02-16ND
2023-02-16ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-08-23ND
2023-08-23ND
2023-11-20ND
2023-11-20ND