Bromomethane
Columbia Power and Water System
Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.
10
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 |
|---|---|---|---|---|
| 2013 | ND | 4 | 0 | ND |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2013-02-18 | ND |
| 2013-05-14 | ND |
| 2013-08-26 | ND |
| 2013-11-14 | ND |
| 2014-04-30 | ND |
| 2015-02-04 | ND |
| 2016-02-11 | ND |
| 2017-02-09 | ND |
| 2018-02-15 | ND |
| 2019-02-14 | ND |