Chlorodifluoromethane
City of Topeka
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 | 1 | 0 | ND |
2014 | 0.0270 ppb | 3 | 1 | ND - 0.0810 ppb |
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 |
---|---|---|
2013-12-02 | 201312030231AM | ND |
2014-03-04 | 201403050437AM | ND |
2014-07-09 | 201407100413AM | 0.0810 ppb |
2014-09-09 | 201409101006AM | ND |