Know Your Environment. Protect Your Health.

Dichlorodifluoromethane

Stromsburg, City of

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.18 ppb221.15 ppb - 1.21 ppb
2019ND20ND
20200.385 ppb21ND - 0.769 ppb
2021ND20ND
20220.270 ppb21ND - 0.540 ppb
20230.420 ppb21ND - 0.840 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2018-07-305601641.21 ppb
2018-08-275685221.15 ppb
2019-07-16621250ND
2019-08-26628429ND
2020-08-106914860.769 ppb
2020-08-24689893ND
2021-07-26746032ND
2021-08-23753785ND
2022-08-188161620.540 ppb
2022-08-29809323ND
2023-07-258734790.840 ppb
2023-08-28880245ND