Trichlorofluoromethane
Blaketree MUD 1
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.
11
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 | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-01-10 | AE08623 | ND |
| 2018-04-12 | AE22314 | ND |
| 2018-08-07 | AE35980 | ND |
| 2019-08-28 | AE81394 | ND |
| 2020-12-15 | AF37669 | ND |
| 2021-02-08 | AF43028 | ND |
| 2021-04-20 | AF50740 | ND |
| 2021-07-14 | AF61939 | ND |
| 2021-11-01 | AF75261 | ND |
| 2022-08-02 | AG07339 | ND |
| 2023-08-03 | AG51334 | ND |