Dichlorodifluoromethane
Woodbury
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.
41
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 |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 8 | 0 | ND |
| 2020 | ND | 12 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 9 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-24 | 18A0777-01 | ND |
| 2018-05-23 | 18E1991-03 | ND |
| 2018-08-09 | 18H0772-03 | ND |
| 2018-08-09 | 18H0772-04 | ND |
| 2019-09-10 | 19I0448-01 | ND |
| 2019-09-10 | 19I0448-02 | ND |
| 2019-09-10 | 19I0448-03 | ND |
| 2019-11-14 | 19K0582-01 | ND |
| 2019-11-14 | 19K0582-02 | ND |
| 2019-11-14 | 19K0582-05 | ND |
| 2019-12-10 | 19L0723-01 | ND |
| 2019-12-10 | 19L0723-02 | ND |
| 2020-08-25 | 20H1978-02 | ND |
| 2020-08-25 | 20H1978-01 | ND |
| 2020-08-25 | 20H1971-03 | ND |
| 2020-08-25 | 20H1971-02 | ND |
| 2020-08-25 | 20H1964-03 | ND |
| 2020-08-25 | 20H1964-02 | ND |
| 2020-08-25 | 20H1964-01 | ND |
| 2020-08-25 | 20H1963-01 | ND |
| 2020-08-25 | 20H1971-01 | ND |
| 2020-11-12 | 20K0577-01 | ND |
| 2020-11-12 | 20K0577-02 | ND |
| 2020-11-12 | 20K0578-02 | ND |
| 2021-03-09 | 21C0453-01 | ND |
| 2021-04-27 | 21D1533-01 | ND |
| 2021-04-27 | 21D1533-04 | ND |
| 2022-05-19 | 22E1661-02 | ND |
| 2022-05-19 | 22E1661-01 | ND |
| 2022-09-21 | 22I1870-01 | ND |
| 2022-09-21 | 22I1870-03 | ND |
| 2022-12-15 | 22L0868-03 | ND |
| 2023-09-07 | 23I0263-01 | ND |
| 2023-09-07 | 23I0263-02 | ND |
| 2023-09-19 | 23I1033-01 | ND |
| 2023-09-19 | 23I1033-03 | ND |
| 2023-09-19 | 23I1033-04 | ND |
| 2023-09-19 | 23I1033-05 | ND |
| 2023-09-19 | 23I1033-07 | ND |
| 2023-12-20 | 23L0783-01 | ND |
| 2023-12-20 | 23L0783-06 | ND |