Chlorodifluoromethane
City of Pearland
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.
22
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 | 12 | 0 | ND |
| 2015 | ND | 10 | 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 |
|---|---|---|
| 2014-07-22 | Q1429772007 | ND |
| 2014-07-22 | Q1429772011 | ND |
| 2014-07-22 | Q1429772009 | ND |
| 2014-07-22 | Q1429772013 | ND |
| 2014-07-22 | Q1429772001 | ND |
| 2014-07-22 | Q1429772005 | ND |
| 2014-07-22 | Q1429772017 | ND |
| 2014-07-22 | Q1429772015 | ND |
| 2014-07-22 | Q1429772021 | ND |
| 2014-07-22 | Q1429772019 | ND |
| 2014-07-22 | Q1429772003 | ND |
| 2014-10-14 | Q1452266001 | ND |
| 2015-01-14 | Q1500706017 | ND |
| 2015-01-14 | Q1500706015 | ND |
| 2015-01-14 | Q1500706007 | ND |
| 2015-01-14 | Q1500706005 | ND |
| 2015-01-14 | Q1500706011 | ND |
| 2015-01-14 | Q1500706003 | ND |
| 2015-01-14 | Q1500706013 | ND |
| 2015-01-14 | Q1500706009 | ND |
| 2015-01-14 | Q1500706001 | ND |
| 2015-04-16 | Q1514321001 | ND |