Trichlorofluoromethane
Shakopee
Trichlorofluoromethane (Freon 11) 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.
26
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 | 9 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 9 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 1,300 ppb
The EWG Health Guideline of 1,300 ppb for trichlorofluoromethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-22 | 18F1696-02 | ND |
| 2018-06-22 | 18F1696-01 | ND |
| 2018-09-26 | 18I1546-04 | ND |
| 2018-09-26 | 18I1548-02 | ND |
| 2018-09-26 | 18I1550-01 | ND |
| 2018-09-26 | 18I1550-02 | ND |
| 2018-09-26 | 18I1550-03 | ND |
| 2018-09-28 | 18I1545-01 | ND |
| 2018-12-10 | 18L0357-01 | ND |
| 2019-03-08 | 19C0360-01 | ND |
| 2019-05-09 | 19E0750-02 | ND |
| 2019-08-28 | 19H2525-01 | ND |
| 2019-08-28 | 19H2525-02 | ND |
| 2021-02-24 | 21B1309-01 | ND |
| 2021-09-08 | 21I0354-01 | ND |
| 2021-09-08 | 21I0354-03 | ND |
| 2021-09-08 | 21I0354-04 | ND |
| 2021-09-08 | 21I0358-01 | ND |
| 2021-09-08 | 21I0358-02 | ND |
| 2021-09-08 | 21I0358-03 | ND |
| 2021-09-08 | 21I0358-04 | ND |
| 2021-10-11 | 21J0482-03 | ND |
| 2022-01-25 | 22A0882-01 | ND |
| 2022-01-25 | 22A0882-02 | ND |
| 2022-01-25 | 22A0882-03 | ND |
| 2022-01-25 | 22A0882-04 | ND |