Know Your Environment. Protect Your Health.

Bromoform

Firgrove Mutual Inc

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)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND80ND
2020N/A00N/A
20210.0289 ppb191ND - 0.550 ppb
20220.108 ppb112ND - 0.690 ppb
2023ND80ND

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
2018-02-21ND
2018-02-21ND
2018-05-08ND
2018-06-05ND
2018-06-05ND
2018-09-11ND
2018-09-11ND
2018-12-11ND
2018-12-11ND
2019-02-19ND
2019-02-19ND
2019-06-19ND
2019-06-19ND
2019-09-10ND
2019-09-10ND
2019-12-03ND
2019-12-03ND
2021-03-084087501ND
2021-03-084087500ND
2021-04-224106996ND
2021-04-224106995ND
2021-04-224109492ND
2021-05-034115220ND
2021-05-034115218ND
2021-05-044115219ND
2021-05-264122784ND
2021-05-264122785ND
2021-06-104131887ND
2021-06-104131663ND
2021-06-1041316640.550 ppb
2021-08-164163794ND
2021-09-144179874ND
2021-09-144179873ND
2021-10-134191674ND
2021-12-094216600ND
2021-12-094216599ND
2022-03-044258476ND
2022-03-094258022ND
2022-03-094258021ND
2022-03-284268782ND
2022-04-204274621ND
2022-06-144299708ND
2022-06-144299709ND
2022-09-1343631260.500 ppb
2022-09-1443631280.690 ppb
2022-12-064390356ND
2022-12-074390351ND
2023-03-144433073ND
2023-03-144433074ND
2023-05-094455222ND
2023-05-094455221ND
2023-09-114525795ND
2023-09-114525794ND
2023-10-104539141ND
2023-10-104539142ND