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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Prescott Valley WD Upper

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.

MORE ABOUT THIS CONTAMINANT

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0155 ppb111ND - 0.170 ppb
2015ND110ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-12-08201412100580AMND
2014-12-08201412110324AMND
2014-12-08201412100594AMND
2014-12-08201412100471AM0.170 ppb
2014-12-08201412110346AMND
2014-12-08201412100582AMND
2014-12-08201412110334AMND
2014-12-08201412110322AMND
2014-12-08201412110257AMND
2014-12-09201412100849AMND
2014-12-10201412100788AMND
2015-06-09201506100383AMND
2015-06-09201506100554AMND
2015-06-09201506100464AMND
2015-06-09201506100542AMND
2015-06-09201506100537AMND
2015-06-09201506100400AMND
2015-06-09201506100559AMND
2015-06-09201506100411AMND
2015-06-09201506100544AMND
2015-06-09201506100370AMND
2015-07-08201507090353AMND