Know Your Environment. Protect Your Health.

Bromoform

Sharon Water & Sewer Commission

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND50ND
20200.240 ppb51ND - 1.20 ppb
20210.132 ppb51ND - 0.660 ppb
2022ND50ND
2023ND50ND

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
2018-02-14BZ89895TTHMND
2018-05-16CA48709TTHMND
2018-08-15CB12537ND
2018-11-14CB97169ND
2018-12-20CC18173ND
2019-02-13CC51597ND
2019-05-15CD15072ND
2019-08-14CD84960ND
2019-11-13CE59604ND
2019-12-18CE90115ND
2020-02-12CF31318ND
2020-05-13CF948931.20 ppb
2020-08-12CG52736ND
2020-11-18CH16960ND
2020-12-16CH33643ND
2021-02-17CH641420.660 ppb
2021-05-12CI29513ND
2021-08-11CI95642ND
2021-11-17CJ80437ND
2021-12-15CJ99309ND
2022-02-16CK69091ND
2022-05-18CL33558ND
2022-08-24CM13385ND
2022-11-16CM87343ND
2022-12-07CM99871ND
2023-02-15CN43732ND
2023-05-10CO02931ND
2023-08-16CO76387ND
2023-11-15CP48589ND
2023-12-06CP61721ND