Bromochloromethane
South Ellis County Water Supply
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 | 2 | 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 |
|---|---|---|
| 2018-01-24 | Q1802749003 | ND |
| 2018-01-24 | Q1802749005 | ND |
| 2019-08-22 | Q1958604003 | ND |
| 2019-08-22 | Q1958604005 | ND |
| 2020-06-23 | Q2025080001 | ND |
| 2020-06-23 | Q2025080003 | ND |
| 2021-11-17 | Q2132254001 | ND |
| 2021-11-17 | Q2132254003 | ND |
| 2022-12-01 | Q2235925002 | ND |
| 2022-12-01 | Q2235925004 | ND |
| 2023-05-18 | Q2318771001 | ND |
| 2023-11-27 | Q2350395001 | ND |