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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Sacramento County Water Authority - Laguna/Vineyard

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

 

38

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND180ND
2014ND200ND
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
2013-10-16A3J0785-69AND
2013-10-16A3J0785-21AND
2013-10-16A3J0785-25AND
2013-10-16A3J0785-17AND
2013-10-16A3J0785-33AND
2013-10-16A3J0785-29AND
2013-10-16A3J0785-13AND
2013-10-16A3J0785-09AND
2013-10-16A3J0785-53AND
2013-10-16A3J0785-65AND
2013-10-16A3J0785-61AND
2013-10-16A3J0785-37AND
2013-10-16A3J0785-49AND
2013-10-16A3J0785-41AND
2013-10-16A3J0785-45AND
2013-10-17A3J0785-57AND
2013-10-17A3J0785-05AND
2013-10-17A3J0785-01AND
2014-03-26A4C1008-01AND
2014-04-15A4D0298-06AND
2014-04-15A4D0298-81AND
2014-04-15A4D0298-21AND
2014-04-15A4D0298-26AND
2014-04-15A4D0298-31AND
2014-04-15A4D0298-51AND
2014-04-15A4D0298-01AND
2014-04-15A4D0298-16AND
2014-04-15A4D0298-11AND
2014-04-15A4D0298-46AND
2014-04-15A4D0298-61AND
2014-04-15A4D0298-36AND
2014-04-15A4D0298-76AND
2014-04-15A4D0298-41AND
2014-04-15A4D0298-66AND
2014-04-15A4D0298-56AND
2014-04-15A4D0298-71AND
2014-04-16A4C2254-01AND
2014-07-09A4F1957-01AND