Bromochloromethane
Brookeland Fresh Water Supply District
Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 0.06 ppb
The EWG Health Guideline of 0.06 ppb for bromochloromethane was defined by the California Office of Environmental Health Hazard Assessment as a 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 |
|---|---|---|
| 2018-12-10 | Q1850387012 | ND |
| 2018-12-10 | Q1850387013 | ND |
| 2019-07-10 | Q1943726006 | ND |
| 2019-07-10 | Q1943726008 | ND |
| 2020-04-07 | Q2014006001 | ND |
| 2020-04-07 | Q2014006003 | ND |
| 2021-09-01 | Q2123830006 | ND |
| 2021-09-01 | Q2123830008 | ND |
| 2021-12-01 | Q2133437001 | ND |
| 2022-02-07 | Q2203973003 | ND |
| 2022-08-16 | Q2224005001 | ND |
| 2023-06-26 | Q2324301001 | ND |
| 2023-06-26 | Q2324301003 | ND |