Know Your Environment. Protect Your Health.

Bromoform

Lynden Water Department

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.

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND80ND
2020N/A00N/A
2021ND80ND
2022ND80ND
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
2018-03-06ND
2018-03-06ND
2018-03-13ND
2018-05-15ND
2018-05-15ND
2018-08-14ND
2018-08-14ND
2018-11-13ND
2018-11-13ND
2019-03-05ND
2019-03-05ND
2019-05-07ND
2019-05-07ND
2019-08-06ND
2019-08-06ND
2019-11-05ND
2019-11-05ND
2021-02-164078107ND
2021-02-164078109ND
2021-05-114114160ND
2021-05-114114162ND
2021-08-104159190ND
2021-08-104159206ND
2021-11-094207720ND
2021-11-234210608ND
2022-02-084242056ND
2022-02-084242050ND
2022-05-104302598ND
2022-05-104302600ND
2022-08-094333644ND
2022-08-094333642ND
2022-11-154379480ND
2022-11-154379477ND
2023-02-144416061ND
2023-02-144416057ND
2023-05-094457473ND
2023-05-094457475ND
2023-08-084499463ND
2023-08-084499465ND
2023-11-144555656ND
2023-11-144555646ND