Know Your Environment. Protect Your Health.

Bromoform

Angus Water Supply Corporation

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

29

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.57 ppb881.01 ppb - 2.04 ppb
20190.304 ppb82ND - 1.35 ppb
20200.130 ppb81ND - 1.04 ppb
20210.425 ppb82ND - 1.81 ppb
20222.79 ppb881.36 ppb - 4.78 ppb
20232.06 ppb881.41 ppb - 2.95 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 Lab ID Result
2018-02-08Q18053710021.15 ppb
2018-02-08Q18053710011.05 ppb
2018-04-19Q18161150031.98 ppb
2018-04-19Q18161150011.66 ppb
2018-07-19Q18287940011.89 ppb
2018-07-19Q18287940022.04 ppb
2018-10-25Q18427760011.01 ppb
2018-10-25Q18427760021.78 ppb
2019-02-07Q1905807001ND
2019-02-07Q1905807003ND
2019-04-18Q1915790001ND
2019-04-18Q1915790002ND
2019-07-31Q1949399002ND
2019-07-31Q1949399001ND
2019-10-17Q19729920011.08 ppb
2019-10-17Q19729920021.35 ppb
2020-01-29Q20035480011.04 ppb
2020-01-29Q2003548002ND
2020-04-14Q2014701001ND
2020-04-14Q2014701002ND
2020-08-24Q2033892001ND
2020-08-24Q2033892002ND
2020-10-20Q2041059002ND
2020-10-20Q2041059003ND
2021-01-14Q2101048001ND
2021-01-14Q2101048002ND
2021-04-05Q2108457001ND
2021-04-05Q2108457002ND
2021-07-14Q2118450002ND
2021-07-14Q2118450003ND
2021-11-18Q21323740011.59 ppb
2021-11-18Q21323740021.81 ppb
2022-03-15Q22088900021.38 ppb
2022-03-15Q22088900031.36 ppb
2022-05-03Q22134470012.91 ppb
2022-05-03Q22134470022.77 ppb
2022-08-17Q22243440012.46 ppb
2022-08-17Q22243440022.17 ppb
2022-11-09Q22338710014.78 ppb
2022-11-09Q22338710024.46 ppb
2023-02-28Q23079620021.43 ppb
2023-02-28Q23079620031.72 ppb
2023-06-07Q23214580011.41 ppb
2023-06-07Q23214580021.50 ppb
2023-08-22Q23354230012.69 ppb
2023-08-22Q23354230022.95 ppb
2023-11-02Q23470760012.58 ppb
2023-11-02Q23470760022.23 ppb