Trichlorofluoromethane
Ranch Hand Apartments
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.
19
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 | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 6 | 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 |
|---|---|---|
| 2018-08-22 | Q1833679007 | ND |
| 2018-08-22 | Q1833679004 | ND |
| 2019-02-21 | Q1907708004 | ND |
| 2019-02-21 | Q1907708007 | ND |
| 2020-02-13 | Q2005887008 | ND |
| 2020-02-13 | Q2005887010 | ND |
| 2020-02-13 | Q2005887012 | ND |
| 2020-05-21 | Q2020391003 | ND |
| 2020-08-17 | Q2032718003 | ND |
| 2020-12-14 | Q2049491004 | ND |
| 2021-08-18 | Q2122319001 | ND |
| 2021-08-18 | Q2122319003 | ND |
| 2021-08-18 | Q2122319005 | ND |
| 2022-06-08 | Q2216110005 | ND |
| 2022-06-08 | Q2216110007 | ND |
| 2022-06-08 | Q2216110009 | ND |
| 2023-03-02 | Q2308578003 | ND |
| 2023-03-02 | Q2308578005 | ND |
| 2023-03-02 | Q2308578010 | ND |