Chlorodifluoromethane
City of Puyallup
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.
18
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 18 | 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 |
|---|---|---|
| 2015-02-03 | 201502050883AM | ND |
| 2015-02-03 | 201502050727AM | ND |
| 2015-02-03 | 201502050842AM | ND |
| 2015-02-03 | 201502050875AM | ND |
| 2015-02-03 | 201502050880AM | ND |
| 2015-02-03 | 201502050905AM | ND |
| 2015-02-03 | 201502050764AM | ND |
| 2015-02-03 | 201502050731AM | ND |
| 2015-05-05 | 201505070577AM | ND |
| 2015-08-06 | 201508070106AM | ND |
| 2015-08-06 | 201508070198AM | ND |
| 2015-08-06 | 201508070151AM | ND |
| 2015-08-06 | 201508070195AM | ND |
| 2015-08-06 | 201508110453AM | ND |
| 2015-08-06 | 201508070201AM | ND |
| 2015-08-06 | 201508070135AM | ND |
| 2015-08-06 | 201508070125AM | ND |
| 2015-11-17 | 201511180474AM | ND |