Chlorodifluoromethane
Bellwood
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 | 0.115 ppb | 2 | 1 | ND - 0.230 ppb |
2015 | 0.255 ppb | 2 | 1 | ND - 0.510 ppb |
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 |
---|---|---|
2013-03-12 | 21222001 | ND |
2013-06-12 | 22495701 | ND |
2013-09-11 | 23370701 | ND |
2013-12-10 | 24240401 | ND |