Know Your Environment. Protect Your Health.

Bromoform

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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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND20ND
2021ND40ND
2022ND40ND
2023ND20ND

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
2018-08-08AJ97163ND
2019-08-21AK27458ND
2019-10-09AK34777ND
2019-10-09AK34778ND
2020-08-19AK55680ND
2020-10-20AK62894ND
2021-01-19AK67826ND
2021-04-12AK72840ND
2021-07-28AK81518ND
2021-10-19AK89313ND
2022-02-02AK94577ND
2022-04-19AK99304ND
2022-08-24AL11437ND
2022-09-07AL13094ND
2023-02-23AL26109ND
2023-08-09AL39964ND