Chlorodifluoromethane
City of San Jose - EVG/EDV/COY
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 |
|---|---|---|---|---|
| 2013 | ND | 8 | 0 | ND |
| 2014 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2013-03-04 | 201303060518AM | ND |
| 2013-03-04 | 201303060528AM | ND |
| 2013-03-04 | 201303060525AM | ND |
| 2013-07-16 | 201307170641AM | ND |
| 2013-09-09 | 201309110418AM | ND |
| 2013-09-09 | 201309110410AM | ND |
| 2013-09-09 | 201309110363AM | ND |
| 2013-12-02 | 201312040583AM | ND |