Dichlorodifluoromethane
Stromsburg, City of
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.
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 |
|---|---|---|---|---|
| 2018 | 1.18 ppb | 2 | 2 | 1.15 ppb - 1.21 ppb |
| 2019 | ND | 2 | 0 | ND |
| 2020 | 0.385 ppb | 2 | 1 | ND - 0.769 ppb |
| 2021 | ND | 2 | 0 | ND |
| 2022 | 0.270 ppb | 2 | 1 | ND - 0.540 ppb |
| 2023 | 0.420 ppb | 2 | 1 | ND - 0.840 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-07-30 | 560164 | 1.21 ppb |
| 2018-08-27 | 568522 | 1.15 ppb |
| 2019-07-16 | 621250 | ND |
| 2019-08-26 | 628429 | ND |
| 2020-08-10 | 691486 | 0.769 ppb |
| 2020-08-24 | 689893 | ND |
| 2021-07-26 | 746032 | ND |
| 2021-08-23 | 753785 | ND |
| 2022-08-18 | 816162 | 0.540 ppb |
| 2022-08-29 | 809323 | ND |
| 2023-07-25 | 873479 | 0.840 ppb |
| 2023-08-28 | 880245 | ND |