Dichlorodifluoromethane
North Milam Water Supply Corporation
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-05-12 | AC91664 | ND |
2016-02-11 | AD23429 | ND |
2016-10-31 | AD55582 | ND |
2017-02-08 | AD69648 | ND |
2017-02-08 | AD69646 | ND |
2017-04-04 | AD78297 | ND |
2017-07-11 | AD88887 | ND |
2018-01-25 | AE10576 | ND |
2018-06-11 | AE29280 | ND |
2019-05-15 | AE66516 | ND |
2019-05-15 | AE66510 | ND |