Bromochloromethane
Wichita Valley 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 |
|---|---|---|---|---|
| 2014 | 0.195 ppb | 16 | 6 | ND - 2.00 ppb |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2014-01-13 | 103787P | ND |
| 2014-01-13 | 103788P | ND |
| 2014-01-13 | 103789P | ND |
| 2014-01-13 | 103790P | ND |
| 2014-04-21 | 106616P | 0.0670 ppb |
| 2014-04-21 | 106613P | ND |
| 2014-04-21 | 106614P | ND |
| 2014-04-21 | 106615P | ND |
| 2014-07-22 | 107857P | 0.630 ppb |
| 2014-07-22 | 107858P | 0.260 ppb |
| 2014-07-22 | 107856P | 0.0750 ppb |
| 2014-08-11 | 109029R | 0.0890 ppb |
| 2014-10-20 | 109469P | 2.00 ppb |
| 2014-10-20 | 109468P | ND |
| 2014-10-20 | 109467P | ND |
| 2014-10-20 | 109466P | ND |
| 2018-08-21 | Q1833474004 | ND |
| 2019-09-17 | Q1966245001 | ND |
| 2020-09-03 | Q2035219001 | ND |
| 2021-09-16 | Q2125411003 | ND |
| 2022-09-01 | Q2226026001 | ND |
| 2023-08-02 | Q2331422004 | ND |