Know Your Environment. Protect Your Health.

Bromoform

Poulsbo City Of

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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND140ND
2019ND50ND
2020N/A00N/A
2021ND20ND
2022ND20ND
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
2018-03-27ND
2018-03-27ND
2018-03-27ND
2018-03-27ND
2018-04-25ND
2018-04-25ND
2018-06-15ND
2018-07-18ND
2018-09-20ND
2018-09-20ND
2018-09-20ND
2018-09-20ND
2018-10-16ND
2018-10-25ND
2019-03-21ND
2019-07-22ND
2019-07-22ND
2019-08-29ND
2019-10-23ND
2021-09-274188376ND
2021-09-274188377ND
2022-10-174370400ND
2022-10-174370403ND
2023-10-174539129ND
2023-10-174539128ND