Know Your Environment. Protect Your Health.

Bromoform

Aqua Pa Bristol

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.

 

100

Samples

0

Samples exceeding legal limit (MCL)

20

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.285 ppb207ND - 1.10 ppb
20190.200 ppb164ND - 0.900 ppb
20200.169 ppb164ND - 0.900 ppb
20210.0688 ppb162ND - 0.600 ppb
20220.275 ppb166ND - 1.000 ppb
20230.0375 ppb161ND - 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
2018-01-05AF72957ND
2018-01-05AF723950.800 ppb
2018-01-05AF729630.600 ppb
2018-01-05AF72960ND
2018-04-06AF807250.900 ppb
2018-04-06AF80724ND
2018-04-06AF80721ND
2018-04-06AF80727ND
2018-07-03AF886720.800 ppb
2018-07-03AF886801.000 ppb
2018-07-03AF88676ND
2018-07-03AF88679ND
2018-07-31AF91176ND
2018-07-31AF91178ND
2018-07-31AF91175ND
2018-07-31AF91177ND
2018-10-05AF976200.500 ppb
2018-10-05AF97618ND
2018-10-05AF976251.10 ppb
2018-10-05AF97619ND
2019-01-04AG05449ND
2019-01-04AG05447ND
2019-01-04AG05458ND
2019-01-04AG05448ND
2019-04-05AG13454ND
2019-04-05AG134560.800 ppb
2019-04-05AG13455ND
2019-04-05AG134660.900 ppb
2019-07-05AG22532ND
2019-07-05AG22531ND
2019-07-05AG22543ND
2019-07-05AG225330.600 ppb
2019-10-04AG34781ND
2019-10-04AG34793ND
2019-10-04AG347830.900 ppb
2019-10-04AG34782ND
2020-01-03ND
2020-01-03ND
2020-01-03ND
2020-01-030.500 ppb
2020-04-03ND
2020-04-03ND
2020-04-030.600 ppb
2020-04-03ND
2020-07-01ND
2020-07-01ND
2020-07-01ND
2020-07-01ND
2020-10-02ND
2020-10-020.700 ppb
2020-10-020.900 ppb
2020-10-02ND
2021-01-05ND
2021-01-050.500 ppb
2021-01-05ND
2021-01-05ND
2021-04-06ND
2021-04-06ND
2021-04-06ND
2021-04-06ND
2021-07-02ND
2021-07-02ND
2021-07-02ND
2021-07-02ND
2021-10-01ND
2021-10-01ND
2021-10-010.600 ppb
2021-10-01ND
2022-01-07ND
2022-01-07ND
2022-01-070.500 ppb
2022-01-071.000 ppb
2022-04-01ND
2022-04-010.600 ppb
2022-04-010.800 ppb
2022-04-01ND
2022-07-010.700 ppb
2022-07-01ND
2022-07-010.800 ppb
2022-07-01ND
2022-10-04ND
2022-10-04ND
2022-10-04ND
2022-10-25ND
2023-01-13ND
2023-01-130.600 ppb
2023-01-13ND
2023-01-13ND
2023-04-07ND
2023-04-07ND
2023-04-07ND
2023-04-07ND
2023-07-07ND
2023-07-07ND
2023-07-07ND
2023-07-07ND
2023-10-13ND
2023-10-13ND
2023-10-13ND
2023-10-13ND