Know Your Environment. Protect Your Health.

Dichlorofluoromethane

Winona

Dichlorofluoromethane (Freon-21) 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

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND10ND
2021N/A00N/A
2022N/A00N/A
2023ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-09-2519I2597-02ND
2020-06-1520F1286-02ND
2023-04-0423D0167-01ND
2023-07-1823G1117-01ND