Bromochloromethane
Town of Ponder
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 |
|---|---|---|
| 2018-03-07 | Q1809461002 | ND |
| 2018-03-07 | Q1809461004 | ND |
| 2018-03-07 | Q1809461005 | ND |
| 2018-03-13 | Q1810192001 | ND |
| 2019-04-04 | Q1913697004 | ND |
| 2019-04-04 | Q1913697008 | ND |
| 2019-04-04 | Q1913697011 | ND |
| 2019-04-04 | Q1913697014 | ND |
| 2020-10-08 | Q2039550008 | ND |
| 2020-10-08 | Q2039550010 | ND |
| 2020-10-08 | Q2039550012 | ND |
| 2020-10-08 | Q2039550014 | ND |
| 2021-06-28 | Q2116757008 | ND |
| 2021-06-28 | Q2116757012 | ND |
| 2021-06-28 | Q2116757010 | ND |
| 2021-06-28 | Q2116757006 | ND |
| 2021-09-01 | Q2123816001 | ND |
| 2021-11-18 | Q2132416001 | ND |
| 2022-06-30 | Q2218550001 | ND |
| 2022-06-30 | Q2218550003 | ND |
| 2022-06-30 | Q2218550006 | ND |
| 2022-06-30 | Q2218550008 | ND |
| 2023-09-14 | Q2339666004 | ND |
| 2023-09-14 | Q2339666006 | ND |
| 2023-09-14 | Q2339666008 | ND |
| 2023-09-14 | Q2339666010 | ND |