Chlorodifluoromethane
City of Pleasanton
Chlorodifluoromethane (Freon 22) 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 |
---|---|---|---|---|
2013 | ND | 4 | 0 | ND |
2014 | ND | 6 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2013-11-04 | A3J1387-01A | ND |
2013-11-04 | A3J1387-07A | ND |
2013-11-04 | A3J1387-03A | ND |
2013-11-04 | A3J1387-05A | ND |
2014-02-04 | A4A1345-01A | ND |
2014-05-06 | A4D1733-01A | ND |
2014-05-13 | A4D1730-05A | ND |
2014-05-13 | A4D1730-01A | ND |
2014-05-13 | A4D1730-03A | ND |
2014-08-05 | A4G1502-01A | ND |