Dichlorodifluoromethane
Bristol County Water Authority
NOTE: Bristol County Water Authority purchases water from City of Providence which is required to test for dichlorodifluoromethane. Sample information shown below was taken by City of Providence.
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.
6
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 | 4 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Bristol County Water Authority purchases water from City of Providence which is required to test for dichlorodifluoromethane. Sample information shown below was taken by City of Providence.
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-21 | 1401191-01_TO12 | ND |
| 2015-02-18 | 1501351-01_TO12 | ND |
| 2016-03-24 | 1601603-01_TO12 | ND |
| 2017-01-31 | 1701086-01_TO12 | ND |
| 2018-02-06 | 1801079-01_TO12 | ND |
| 2019-02-05 | 1901020-01_TO12 | ND |