Chlorodifluoromethane
City of Mount Airy
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.
8
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 4 | 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 |
|---|---|---|
| 2014-08-26 | 35152368004AM | ND |
| 2014-08-26 | 35152368001AM | ND |
| 2014-11-04 | 35162484003AM | ND |
| 2014-11-04 | 35162484001AM | ND |
| 2015-02-25 | 35177225003AM | ND |
| 2015-02-25 | 35177225001AM | ND |
| 2015-05-21 | 35189599003AM | ND |
| 2015-05-21 | 35189599001AM | ND |