Bromochloromethane
Ardmore Water System
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 8 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2018-01-23 | 180123034-1 | ND |
| 2018-04-12 | 180412042-1 | ND |
| 2018-08-16 | 18080527-001 | ND |
| 2018-10-17 | 18100516-001 | ND |
| 2019-01-24 | 19010620-001A | ND |
| 2019-01-24 | 19010620-002A | ND |
| 2019-03-12 | 19030331-001 | ND |
| 2019-05-29 | 20105746001 | ND |
| 2019-07-30 | 20114807001 | ND |
| 2019-10-29 | 20128012001 | ND |
| 2020-02-28 | 20144376001-1 | ND |
| 2020-06-16 | 20158950001 | ND |
| 2020-08-13 | 20167221001 | ND |
| 2020-10-29 | 20177729001 | ND |
| 2021-03-04 | 35616404001 | ND |
| 2021-06-16 | 35640935001 | ND |
| 2021-09-17 | 35664186001 | ND |
| 2021-11-23 | 35679859001_IVOC | ND |
| 2022-02-28 | 35700052001_IVOC | ND |
| 2022-02-28 | 35700053001_IVOC | ND |
| 2022-02-28 | 35700053002_IVOC | ND |
| 2022-05-23 | 35719552001A_IVOC | ND |
| 2022-05-23 | 35719552001_IVOC | ND |
| 2022-08-12 | 35738848001A_IVOC | ND |
| 2022-08-12 | 35738848001_IVOC | ND |
| 2022-11-28 | 35762249001_IVOC | ND |
| 2023-02-27 | 35782140001_IVOC | ND |
| 2023-05-04 | 35797074001_IVOC | ND |
| 2023-08-18 | 35821732001_IVOC | ND |
| 2023-10-20 | 35836005001_IVOC | ND |