Bromochloromethane
Travis County Municipal Utility District 4
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 |
|---|---|---|
| 2018-02-15 | AE14083 | ND |
| 2018-08-13 | AE36646 | ND |
| 2019-02-14 | AE54602 | ND |
| 2019-08-20 | AE79613 | ND |
| 2020-03-03 | AF00898 | ND |
| 2020-07-23 | AF20338 | ND |
| 2021-01-25 | AF40768 | ND |
| 2021-07-07 | AF60990 | ND |
| 2022-02-10 | AF84277 | ND |
| 2022-08-17 | AG09728 | ND |
| 2023-02-14 | AG28837 | ND |
| 2023-07-18 | AG49052 | ND |