Chlorodifluoromethane
South Elgin
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 | 0.0605 ppb | 6 | 2 | ND - 0.282 ppb |
| 2014 | 0.0430 ppb | 6 | 1 | ND - 0.258 ppb |
| 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 |
|---|---|---|
| 2013-11-05 | 757052-10235 | 0.282 ppb |
| 2013-11-05 | 757069-10235 | ND |
| 2013-11-05 | 757036-10235 | ND |
| 2013-11-05 | 757071-10243 | 0.0810 ppb |
| 2013-11-05 | 757030-10235 | ND |
| 2013-11-05 | 757034-10235 | ND |
| 2014-05-12 | 785196-11342 | ND |
| 2014-06-03 | 794252-11534 | 0.258 ppb |
| 2014-06-03 | 794246-11534 | ND |
| 2014-06-03 | 794250-11534 | ND |
| 2014-06-03 | 794248-11534 | ND |
| 2014-06-03 | 794244-11534 | ND |