Know Your Environment. Protect Your Health.

Bromoform

Spanaway Water Company

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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND60ND
2020N/A00N/A
2021ND50ND
2022ND30ND
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
2018-03-07ND
2018-03-07ND
2018-09-25ND
2018-09-25ND
2018-09-25ND
2019-03-11ND
2019-03-11ND
2019-06-05ND
2019-06-05ND
2019-06-05ND
2019-06-06ND
2021-03-234090981ND
2021-03-234090982ND
2021-08-044157585ND
2021-08-044157571ND
2021-08-044157592ND
2022-03-074258023ND
2022-03-074258024ND
2022-06-074298830ND
2023-03-084426951ND
2023-03-084426952ND