Dichlorodifluoromethane
Shirley Water District
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.
10
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 | 3 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2014-04-08 | ND |
| 2014-04-08 | ND |
| 2014-04-08 | ND |
| 2015-04-14 | ND |
| 2016-04-12 | ND |
| 2017-04-12 | ND |
| 2017-04-12 | ND |
| 2017-04-12 | ND |
| 2018-05-08 | ND |
| 2019-04-10 | ND |