Dichlorodifluoromethane
City of Bay City
NOTE: City of Bay City purchases water from Bay Area Water System which is required to test for dichlorodifluoromethane. Sample information shown below was taken by Bay Area Water System.
Dichlorodifluoromethane (Freon-12) 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.
4
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
NOTE: City of Bay City purchases water from Bay Area Water System which is required to test for dichlorodifluoromethane. Sample information shown below was taken by Bay Area Water System.
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-10 | LLH74980 | ND |
| 2019-06-03 | LLI40595 | ND |
| 2019-09-16 | LLI64542 | ND |
| 2019-10-08 | LLI70019 | ND |