Bromochloromethane
Buena Vista Bethel Special Utility District
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 | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 4 | 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 |
|---|---|---|
| 2018-08-27 | Q1834177008 | ND |
| 2018-08-27 | Q1834177011 | ND |
| 2018-08-27 | Q1834177006 | ND |
| 2018-11-26 | Q1847685001 | ND |
| 2019-11-19 | Q1977641006 | ND |
| 2019-11-19 | Q1977641008 | ND |
| 2019-11-19 | Q1977641010 | ND |
| 2019-11-19 | Q1977641012 | ND |
| 2020-03-16 | Q2010568019 | ND |
| 2020-03-16 | Q2010568021 | ND |
| 2020-03-16 | Q2010568030 | ND |
| 2020-03-16 | Q2010568036 | ND |
| 2021-06-21 | Q2116030007 | ND |
| 2021-06-21 | Q2116030011 | ND |
| 2021-06-21 | Q2116030009 | ND |
| 2021-06-21 | Q2116030005 | ND |
| 2021-08-24 | Q2123005003 | ND |
| 2021-11-10 | Q2131609003 | ND |
| 2022-03-28 | Q2209624014 | ND |
| 2022-03-28 | Q2209624016 | ND |
| 2022-03-28 | Q2209624018 | ND |
| 2022-03-28 | Q2209624020 | ND |
| 2023-09-13 | Q2339410005 | ND |
| 2023-11-07 | Q2348144004 | ND |
| 2023-11-07 | Q2348144006 | ND |
| 2023-11-07 | Q2348144008 | ND |