Chlorodifluoromethane
Norfolk Naval Base
NOTE: Norfolk Naval Base purchases water from City of Norfolk which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of Norfolk.
Chlorodifluoromethane (Freon 22) 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.
8
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 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Norfolk Naval Base purchases water from City of Norfolk which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of Norfolk.
| Date | Lab ID | Result |
|---|---|---|
| 2013-11-12 | 201311130387AM | ND |
| 2013-11-12 | 201311130383AM | ND |
| 2014-02-11 | 201402120444AM | ND |
| 2014-02-11 | 201402120440AM | ND |
| 2014-05-13 | 201405140747AM | ND |
| 2014-05-13 | 201405140708AM | ND |
| 2014-08-12 | 201408130358AM | ND |
| 2014-08-12 | 201408130644AM | ND |