Know Your Environment. Protect Your Health.

Bromoform

Tbcd Winnie Stowell

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.

 

55

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND90ND
2020ND90ND
2021ND90ND
2022ND100ND
2023ND90ND

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
2018-01-23AE09839ND
2018-01-23AE09837ND
2018-04-10AE21881ND
2018-04-10AE21854ND
2018-08-01AE35235ND
2018-08-01AE35243ND
2018-08-01AE35327ND
2018-10-22AE44097ND
2018-10-22AE44100ND
2019-01-30AE52186ND
2019-01-30AE52187ND
2019-05-30AE68576ND
2019-05-30AE68582ND
2019-08-05AE77063ND
2019-08-05AE76997ND
2019-08-05AE76994ND
2019-11-05AE88441ND
2019-11-05AE88442ND
2020-01-14AE93416ND
2020-01-14AE93420ND
2020-04-07AF05841ND
2020-04-07AF05842ND
2020-09-24AF28411ND
2020-09-24AF28414ND
2020-09-24AF28451ND
2020-11-16AF34556ND
2020-11-16AF34560ND
2021-03-23AF47841ND
2021-03-23AF47842ND
2021-04-13AF50084ND
2021-04-13AF50093ND
2021-07-06AF60924ND
2021-07-06AF60925ND
2021-07-06AF60978ND
2021-10-06AF72401ND
2021-10-06AF72402ND
2022-01-18AF80433ND
2022-01-18AF80434ND
2022-04-07AF92409ND
2022-04-07AF92413ND
2022-08-09AG08542ND
2022-08-09AG08622ND
2022-08-09AG08538ND
2022-11-22AG19619ND
2022-11-22AG19622ND
2022-11-22AG19662ND
2023-01-26AG26440ND
2023-01-26AG26442ND
2023-04-18AG37053ND
2023-04-18AG37054ND
2023-08-24AG53977ND
2023-08-24AG53980ND
2023-08-24AG54006ND
2023-10-03AG58238ND
2023-10-03AG58240ND