Chlorodifluoromethane
City of Asheville
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.
12
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 12 | 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 |
|---|---|---|
| 2015-01-12 | 3168114 | ND |
| 2015-01-12 | 3168133 | ND |
| 2015-01-12 | 3168151 | ND |
| 2015-04-13 | 3223653 | ND |
| 2015-04-13 | 3223731 | ND |
| 2015-04-13 | 3223616 | ND |
| 2015-07-13 | 3278672 | ND |
| 2015-07-13 | 3278593 | ND |
| 2015-07-13 | 3278636 | ND |
| 2015-10-12 | 3339499 | ND |
| 2015-10-12 | 3339553 | ND |
| 2015-10-12 | 3339522 | ND |