Bromochloromethane
Selah City Of
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 |
|---|---|---|---|---|
| 2014 | ND | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2014-06-17 | WA97-SE1-14-11213-26893 | ND |
| 2014-06-17 | WA97-SE1-14-11213-26894 | ND |
| 2014-06-17 | WA97-SE1-14-11213-26891 | ND |
| 2014-06-17 | WA97-SE1-14-11213-26892 | ND |
| 2014-12-08 | WA97-SE2-14-23905-54120 | ND |
| 2014-12-08 | WA97-SE2-14-23905-54118 | ND |
| 2014-12-08 | WA97-SE2-14-23905-54117 | ND |
| 2014-12-08 | WA97-SE2-14-23905-54119 | ND |
| 2022-07-11 | 4325406 | ND |
| 2023-03-28 | 4436987 | ND |
| 2023-03-28 | 4436986 | ND |
| 2023-03-28 | 4443033 | ND |