Chlorodifluoromethane
City of Vancouver
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.
18
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 | 0.0444 ppb | 18 | 3 | ND - 0.430 ppb |
| 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 |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-05-28 | 201305290241AM | 0.430 ppb |
| 2013-05-28 | 201305290223AM | ND |
| 2013-05-28 | 201305290239AM | ND |
| 2013-05-28 | 201305290226AM | 0.170 ppb |
| 2013-05-28 | 201305290260AM | ND |
| 2013-05-28 | 201305290255AM | ND |
| 2013-05-28 | 201305290217AM | ND |
| 2013-05-28 | 201305290221AM | ND |
| 2013-06-17 | 201306180198AM | ND |
| 2013-11-19 | 201311200327AM | ND |
| 2013-11-19 | 201311200343AM | 0.200 ppb |
| 2013-11-19 | 201311200369AM | ND |
| 2013-11-19 | 201311200323AM | ND |
| 2013-11-19 | 201311200341AM | ND |
| 2013-11-19 | 201311200397AM | ND |
| 2013-11-19 | 201311200401AM | ND |
| 2013-11-19 | 201311200527AM | ND |
| 2013-11-19 | 201311200325AM | ND |