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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Valencia Water Company

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.

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41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
20140.167 ppb3721ND - 0.650 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-02-27201303010058AMND
2013-05-15201305160535AMND
2013-08-23201308290470AMND
2013-11-11201311150009AMND
2014-03-05201403050961AMND
2014-03-05201403050959AMND
2014-03-12201403120928AM0.310 ppb
2014-03-12201403120917AM0.170 ppb
2014-03-12201403120915AMND
2014-04-09201404100450AM0.310 ppb
2014-04-16201404180193AM0.470 ppb
2014-04-16201404180189AMND
2014-04-16201404180185AM0.230 ppb
2014-04-16201404180191AMND
2014-04-16201404180187AMND
2014-04-23201404230714AMND
2014-05-14201405141013AM0.410 ppb
2014-05-28201405280608AMND
2014-05-28201405280606AMND
2014-05-28201405280604AM0.110 ppb
2014-05-28201405280602AM0.500 ppb
2014-06-11201406120233AM0.210 ppb
2014-06-25201406250428AM0.140 ppb
2014-09-04201409040736AMND
2014-09-04201409040734AMND
2014-09-04201409040732AM0.280 ppb
2014-10-09201410090959AM0.140 ppb
2014-10-10201410160744AMND
2014-10-10201410160738AMND
2014-10-10201410160742AMND
2014-11-06201411060675AM0.330 ppb
2014-11-20201411200743AM0.0980 ppb
2014-11-20201411200745AM0.460 ppb
2014-11-20201411200792AM0.140 ppb
2014-11-20201411200796AMND
2014-11-20201411200794AMND
2014-12-19201412200054AM0.150 ppb
2014-12-19201412200058AM0.420 ppb
2014-12-19201412200062AM0.210 ppb
2014-12-19201412200060AM0.650 ppb
2014-12-19201412200056AM0.450 ppb