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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

West Sound Utility District #1

Chlorodifluoromethane (Freon 22) 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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND90ND
2015ND90ND
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-22201409240534AMND
2014-09-22201409240416AMND
2014-09-22201409240412AMND
2014-09-22201409240418AMND
2014-09-23201409250525AMND
2014-09-23201409250638AMND
2014-09-23201409250596AMND
2014-09-23201409250515AMND
2014-09-24201409260328AMND
2015-03-16201503180707AMND
2015-03-16201503180471AMND
2015-03-16201503180809AMND
2015-03-16201503180807AMND
2015-03-17201503190566AMND
2015-03-17201503190512AMND
2015-03-17201503190483AMND
2015-03-18201503200243AMND
2015-03-18201503200254AMND