Chlorodifluoromethane
City of South Sioux City
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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 8 | 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 |
---|---|---|
2015-01-21 | B5A2090-03 | ND |
2015-02-17 | B5B1963-01 | ND |
2015-04-06 | B5D0754-01 | ND |
2015-04-21 | B5D2452-01 | ND |
2015-07-20 | B5G2272-01 | ND |
2015-07-21 | B5G2471-01 | ND |
2015-08-05 | B5H1014-01 | ND |
2015-10-26 | B5J2755-01 | ND |