Trichlorofluoromethane
Western Lake Estates
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.
17
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 | ND | 3 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 3 | 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 |
|---|---|---|
| 2018-11-15 | Q1846766009 | ND |
| 2018-11-15 | Q1846766017 | ND |
| 2018-11-15 | Q1846766001 | ND |
| 2019-09-17 | Q1965846001 | ND |
| 2019-09-17 | Q1965846003 | ND |
| 2019-09-17 | Q1965846005 | ND |
| 2020-09-03 | Q2035187003 | ND |
| 2020-09-03 | Q2035187005 | ND |
| 2021-08-12 | Q2121648001 | ND |
| 2021-08-12 | Q2121648003 | ND |
| 2021-11-23 | Q2132786005 | ND |
| 2022-08-02 | Q2222020002 | ND |
| 2022-10-31 | Q2233056005 | ND |
| 2022-10-31 | Q2233056007 | ND |
| 2023-08-23 | Q2335766001 | ND |
| 2023-08-23 | Q2335766003 | ND |
| 2023-08-23 | Q2335766005 | ND |