Trichlorofluoromethane
Birch Hill Water
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.
10
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 | 7 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2018-11-09 | S034601-01 | ND |
| 2018-11-09 | S034601-03 | ND |
| 2018-11-09 | S034601-05 | ND |
| 2021-02-15 | 420-191091-1F | ND |
| 2021-04-20 | 420-195556-5 | ND |
| 2021-04-20 | 420-195556-1 | ND |
| 2021-04-20 | 420-195556-3 | ND |
| 2021-07-26 | 420-202811-1F | ND |
| 2021-07-30 | 420-203208-1F | ND |
| 2021-09-01 | 420-205602-1F | ND |