Dichlorodifluoromethane
Saint Josephs Abbey
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.
23
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 | 8 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2014-03-17 | ND |
| 2014-03-17 | ND |
| 2014-05-07 | ND |
| 2014-05-07 | ND |
| 2014-05-07 | ND |
| 2014-07-23 | ND |
| 2014-10-17 | ND |
| 2014-10-17 | ND |
| 2015-05-21 | ND |
| 2015-06-04 | ND |
| 2015-08-21 | ND |
| 2016-04-26 | ND |
| 2016-04-26 | ND |
| 2016-04-26 | ND |
| 2017-06-27 | ND |
| 2017-06-27 | ND |
| 2017-06-27 | ND |
| 2018-06-18 | ND |
| 2018-06-18 | ND |
| 2018-06-18 | ND |
| 2019-06-11 | ND |
| 2019-06-11 | ND |
| 2019-06-11 | ND |