Chlorodifluoromethane
City of Angleton
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 |
|---|---|---|---|---|
| 2013 | ND | 6 | 0 | ND |
| 2014 | ND | 6 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2013-08-27 | Q1306185003 | ND |
| 2013-08-27 | Q1306185005 | ND |
| 2013-08-27 | Q1306185001 | ND |
| 2013-11-20 | Q1314129003 | ND |
| 2013-11-20 | Q1314129005 | ND |
| 2013-11-20 | Q1314129001 | ND |
| 2014-02-25 | Q1405933003 | ND |
| 2014-02-25 | Q1405933005 | ND |
| 2014-02-25 | Q1405933001 | ND |
| 2014-05-19 | Q1416779003 | ND |
| 2014-05-19 | Q1416779005 | ND |
| 2014-05-19 | Q1416779001 | ND |