Chlorodifluoromethane
City of Rosenberg
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.
12
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 | 6 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 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
| Date | Lab ID | Result |
|---|---|---|
| 2014-09-08 | Q1441916007 | ND |
| 2014-09-08 | Q1441916005 | ND |
| 2014-09-08 | Q1441916011 | ND |
| 2014-09-08 | Q1441916009 | ND |
| 2014-09-08 | Q1441916003 | ND |
| 2014-09-08 | Q1441916001 | ND |
| 2015-03-16 | Q1509420007 | ND |
| 2015-03-16 | Q1509420005 | ND |
| 2015-03-16 | Q1509420011 | ND |
| 2015-03-16 | Q1509420009 | ND |
| 2015-03-16 | Q1509420003 | ND |
| 2015-03-16 | Q1509420001 | ND |