Chlorodifluoromethane
Fox Chapel Authority
NOTE: Fox Chapel Authority purchases water from Pittsburgh Water & Sewer Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by Pittsburgh Water & Sewer Authority.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | ND | 2 | 0 | ND |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 4 | 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
NOTE: Fox Chapel Authority purchases water from Pittsburgh Water & Sewer Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by Pittsburgh Water & Sewer Authority.
| Date | Lab ID | Result |
|---|---|---|
| 2014-08-25 | 201408260397AM | ND |
| 2014-08-25 | 201408260365AM | ND |
| 2014-11-18 | 201411200479AM | ND |
| 2014-11-18 | 201411200421AM | ND |
| 2015-02-18 | 201502191047AM | ND |
| 2015-02-18 | 201502191107AM | ND |
| 2015-05-20 | 201505210443AM | ND |
| 2015-05-20 | 201505210381AM | ND |