Chlorodifluoromethane
City of Exeter
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 |
|---|---|---|---|---|
| 2013 | ND | 11 | 0 | ND |
| 2014 | ND | 1 | 0 | ND |
| 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 |
|---|---|---|
| 2013-02-20 | A3B1509-01A | ND |
| 2013-02-20 | A3B1509-04A | ND |
| 2013-02-21 | A3B1620-01A | ND |
| 2013-02-21 | A3B1620-07A | ND |
| 2013-02-21 | A3B1620-04A | ND |
| 2013-08-06 | A3G2332-03A | ND |
| 2013-08-06 | A3G2332-05A | ND |
| 2013-08-06 | A3G2332-01A | ND |
| 2013-08-06 | A3G2332-09A | ND |
| 2013-08-06 | A3G2332-11A | ND |
| 2013-08-06 | A3G2332-07A | ND |
| 2014-07-09 | A4F0912-01A | ND |