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EWG's Tap Water Database

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Dichlorodifluoromethane

Watertown City

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND10ND
2011ND10ND
2012ND10ND
2013ND10ND
2014ND10ND
2015ND10ND

ppb = parts per billion.

All test results

Date Lab ID Result
2010-07-161011802-001 POCSND
2011-07-151110619-001 POCSND
2012-08-081213036-002 POCSND
2013-09-111315063-001POCND
2014-07-141410416-001ND
2015-07-081510177-003POCND