Trichlorofluoromethane
Farmington
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.
14
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 | N/A | 0 | 0 | N/A |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
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 |
|---|---|---|
| 2018-01-03 | 18A0035-01 | ND |
| 2018-01-03 | 18A0035-02 | ND |
| 2018-01-03 | 18A0035-03 | ND |
| 2018-01-03 | 18A0035-04 | ND |
| 2020-10-22 | 20J1182-01 | ND |
| 2020-10-22 | 20J1183-02 | ND |
| 2021-02-18 | 21B1013-01 | ND |
| 2021-02-18 | 21B1013-04 | ND |
| 2022-05-17 | 22E1317-01 | ND |
| 2022-07-25 | 22G1722-01 | ND |
| 2022-10-24 | 22J1045-01 | ND |
| 2023-01-11 | 23A0312-01 | ND |
| 2023-01-11 | 23A0313-01 | ND |
| 2023-01-11 | 23A0313-03 | ND |