Know Your Environment. Protect Your Health.

Bromoform

Carbondale, Town 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.

 

31

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.112 ppb51ND - 0.560 ppb
2019ND50ND
2020ND50ND
20210.114 ppb51ND - 0.570 ppb
20220.0517 ppb61ND - 0.310 ppb
20230.0620 ppb51ND - 0.310 ppb

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 Result
2018-09-18ND
2018-09-18ND
2018-10-170.560 ppb
2018-10-17ND
2018-10-17ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-09-10ND
2019-09-10ND
2020-03-10ND
2020-03-10ND
2020-03-10ND
2020-09-02ND
2020-09-02ND
2021-03-30ND
2021-03-300.570 ppb
2021-03-30ND
2021-09-21ND
2021-09-21ND
2022-07-18ND
2022-07-25ND
2022-07-25ND
2022-09-200.310 ppb
2022-09-20ND
2022-12-19ND
2023-09-19ND
2023-09-19ND
2023-10-03ND
2023-10-030.310 ppb
2023-10-03ND