Bromochloromethane
Dracut Water Supply 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.
20
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 6 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2014-05-22 | ND |
| 2014-08-04 | ND |
| 2014-09-29 | ND |
| 2014-09-29 | ND |
| 2014-09-29 | ND |
| 2014-12-10 | ND |
| 2015-03-16 | ND |
| 2015-03-16 | ND |
| 2015-03-16 | ND |
| 2015-05-14 | ND |
| 2015-06-15 | ND |
| 2015-09-15 | ND |
| 2016-05-03 | ND |
| 2016-08-16 | ND |
| 2017-05-02 | ND |
| 2017-07-18 | ND |
| 2018-05-08 | ND |
| 2018-07-26 | ND |
| 2019-04-09 | ND |
| 2019-07-09 | ND |