Dichlorodifluoromethane
Webbs Landing Pump District
Dichlorodifluoromethane (Freon-12) 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 3 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-22 | S479069 | ND |
2014-07-28 | L5175319-1 | ND |
2014-10-21 | S251488 | ND |
2015-01-22 | S588753 | ND |
2015-04-21 | S588772 | ND |
2016-04-05 | S659063 | ND |
2016-08-17 | S670375 | ND |
2017-04-25 | S730799 | ND |
2017-07-25 | S730834 | ND |
2019-08-13 | S848135 | ND |