Trichlorofluoromethane
Pine Valley Mutual Water Company
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.
9
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 | 3 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 1 | 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 |
|---|---|---|
| 2018-10-15 | CA3710039_001_001-201810150940 | ND |
| 2018-10-15 | CA3710039_009_009-201810151025 | ND |
| 2018-10-15 | CA3710039_010_010-201810150925 | ND |
| 2021-10-11 | CA3710039_003_003-202110111240 | ND |
| 2021-10-11 | CA3710039_010_010-202110111230 | ND |
| 2021-10-11 | CA3710039_006_006-202110111315 | ND |
| 2021-10-12 | CA3710039_005_005-202110121005 | ND |
| 2021-10-12 | CA3710039_001_001-202110121150 | ND |
| 2022-10-27 | CA3710039_009_009-202210270845 | ND |