Dichlorodifluoromethane
Bridgewater Water Department
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.
28
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 | 5 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2014-06-11 | ND |
| 2014-07-15 | ND |
| 2014-07-15 | ND |
| 2014-07-15 | ND |
| 2014-10-14 | ND |
| 2015-07-02 | ND |
| 2015-07-02 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-10-07 | ND |
| 2015-10-08 | ND |
| 2016-01-12 | ND |
| 2016-07-18 | ND |
| 2016-07-18 | ND |
| 2016-07-19 | ND |
| 2016-10-04 | ND |
| 2017-07-10 | ND |
| 2017-07-10 | ND |
| 2017-09-28 | ND |
| 2017-10-13 | ND |
| 2018-07-17 | ND |
| 2018-07-17 | ND |
| 2018-07-17 | ND |
| 2018-10-25 | ND |
| 2019-09-23 | ND |
| 2019-09-23 | ND |
| 2019-09-23 | ND |
| 2019-12-18 | ND |