Know Your Environment. Protect Your Health.

Dichlorodifluoromethane

Hanson Water Department

NOTE: Hanson Water Department purchases water from Brockton Water Commission which is required to test for dichlorodifluoromethane. Sample information shown below was taken by Brockton Water Commission.

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND60ND
2020ND50ND
2021ND70ND
2022ND10ND
2023ND10ND

ppb = parts per billion

All test results

NOTE: Hanson Water Department purchases water from Brockton Water Commission which is required to test for dichlorodifluoromethane. Sample information shown below was taken by Brockton Water Commission.

Date Result
2018-03-06ND
2018-03-06ND
2019-03-11ND
2019-03-12ND
2020-03-10ND
2020-03-24ND
2021-03-03ND
2021-04-16ND
2022-03-02ND
2023-03-01ND