Bromochloromethane
Jackson Water Supply Corporation
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 | ND | 8 | 0 | ND |
| 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 | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 6 | 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 |
|---|---|---|
| 2013-01-16 | 100260P | ND |
| 2013-01-16 | 100259P | ND |
| 2013-01-16 | 100258P | ND |
| 2013-01-16 | 100257P | ND |
| 2013-07-16 | 101687P | ND |
| 2013-07-16 | 101686P | ND |
| 2013-07-16 | 101685P | ND |
| 2013-07-16 | 101684P | ND |
| 2018-12-05 | Q1849735006 | ND |
| 2018-12-05 | Q1849735004 | ND |
| 2018-12-05 | Q1849735012 | ND |
| 2018-12-05 | Q1849735015 | ND |
| 2019-06-04 | Q1931259013 | ND |
| 2019-06-04 | Q1931259015 | ND |
| 2019-06-04 | Q1931259017 | ND |
| 2019-06-04 | Q1931259019 | ND |
| 2020-08-19 | Q2033205034 | ND |
| 2020-08-19 | Q2033205030 | ND |
| 2020-08-19 | Q2033205036 | ND |
| 2020-08-19 | Q2033205032 | ND |
| 2021-01-20 | Q2101457008 | ND |
| 2021-01-20 | Q2101457006 | ND |
| 2021-01-20 | Q2101457004 | ND |
| 2021-10-21 | Q2129820002 | ND |
| 2022-04-05 | Q2210384007 | ND |
| 2022-04-05 | Q2210384005 | ND |
| 2022-04-05 | Q2210384003 | ND |
| 2022-07-25 | Q2220978003 | ND |
| 2022-08-17 | Q2224333001 | ND |
| 2022-10-06 | Q2230229003 | ND |
| 2023-10-11 | Q2343424006 | ND |
| 2023-10-11 | Q2343424008 | ND |
| 2023-10-11 | Q2343424010 | ND |
| 2023-10-11 | Q2343424012 | ND |