Chlorodifluoromethane
City of Vacaville
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.
25
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 | 0.0458 ppb | 12 | 1 | ND - 0.550 ppb |
| 2014 | 0.101 ppb | 13 | 2 | ND - 1.10 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 |
|---|---|---|
| 2013-09-10 | A3H2184-04A | ND |
| 2013-09-10 | A3H2159-04A | ND |
| 2013-09-10 | A3H2184-01A | 0.550 ppb |
| 2013-09-10 | A3H2159-08A | ND |
| 2013-09-10 | A3H2184-10A | ND |
| 2013-09-10 | A3H2184-08A | ND |
| 2013-09-10 | A3H2159-01A | ND |
| 2013-09-10 | A3H2159-06A | ND |
| 2013-09-10 | A3H2184-06A | ND |
| 2013-12-04 | A3K1577-04A | ND |
| 2013-12-04 | A3K1577-01A | ND |
| 2013-12-04 | A3K1582-01A | ND |
| 2014-03-12 | A4B2077-01A | ND |
| 2014-03-12 | A4B2066-01A | ND |
| 2014-03-12 | A4B2083-01A | ND |
| 2014-03-12 | A4B2083-04A | 1.10 ppb |
| 2014-03-12 | A4B2066-08A | ND |
| 2014-03-12 | A4B2066-06A | ND |
| 2014-05-26 | A4E1241-04A | ND |
| 2014-05-26 | A4E1241-01A | 0.210 ppb |
| 2014-05-26 | A4E1247-01A | ND |
| 2014-06-18 | A4E1988-04A | ND |
| 2014-06-18 | A4E1989-04A | ND |
| 2014-06-18 | A4E1989-01A | ND |
| 2014-06-18 | A4E1988-01A | ND |