Bromomethane
City of St. Helens
Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 4 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-02-24 | 2057110001 | ND |
2015-05-12 | 2071185001 | ND |
2015-08-11 | 2089036001 | ND |
2015-11-10 | 2107617001 | ND |