Chlorodifluoromethane
Newhall CWD-Newhall
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.
6
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 | 0.0550 ppb | 6 | 2 | ND - 0.220 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 |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-02-21 | 201302210758AM | 0.110 ppb |
| 2013-02-21 | 201302210760AM | ND |
| 2013-05-16 | 201305160550AM | ND |
| 2013-08-22 | 201308220427AM | 0.220 ppb |
| 2013-08-22 | 201308220425AM | ND |
| 2013-11-21 | 201311220104AM | ND |