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EWG's Tap Water Database — 2019 UPDATE

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Dichlorodifluoromethane

Huttig Waterworks

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND10ND
2014ND10ND
2015ND20ND
2016ND10ND
2017ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-1112012005001ND
2012-10-0212278005801ND
2013-02-0413038007001ND
2014-01-1414016010609ND
2015-03-0915071002201ND
2015-10-1515289010301ND
2016-01-1316015008401ND
2017-02-2717060000508ND