Dichlorodifluoromethane
Paris Waterworks
Dichlorodifluoromethane (Freon-12) 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.
7
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 |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-13 | 14289005701 | ND |
| 2015-11-05 | 15310001009 | ND |
| 2016-10-11 | 16288002901 | ND |
| 2017-10-17 | 17292003201 | ND |
| 2018-10-09 | 18283002809 | ND |
| 2019-01-07 | 19010012801 | ND |
| 2019-10-08 | 19283011501 | ND |