Dichlorodifluoromethane
Oakland, City of
Dichlorodifluoromethane (Freon-12) is a refrigerant, solvent and aerosol propellant banned in 2000 under the Montreal Protocol because of its ozone-depleting properties. Freons can cause heart, nervous system and liver damage.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-21 | 279090 | ND |
2015-08-24 | 375420 | ND |
2015-08-24 | 375421 | ND |
2016-08-15 | ND | |
2016-08-15 | ND | |
2017-01-23 | ND | |
2017-08-14 | ND | |
2017-08-14 | ND | |
2018-08-20 | 568476 | ND |
2019-08-19 | 628393 | ND |