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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

New Lisbon Development Center

Trichlorofluoromethane (Freon 11) 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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND50ND
2016ND40ND
2017ND50ND
2018ND50ND
2019ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 1,300 ppb

The EWG Health Guideline of 1,300 ppb for trichlorofluoromethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-17M43437VOCND
2014-06-03M45113VOCND
2014-07-31M46159VOCND
2014-10-02M47068VOCND
2015-02-18N48467VOCND
2015-04-07N49024VOCND
2015-07-13N50642VOCND
2015-08-06N51139VOCND
2015-10-16N52141VOCND
2016-01-11O53095VOCND
2016-04-04O54148VOCND
2016-07-06O56257VOCND
2016-10-19O58355VOCND
2017-01-10P59757VOCND
2017-04-03P62969VOCND
2017-05-03P64866VOCND
2017-07-12P68250VOCND
2017-10-11P70234VOCND
2018-01-17Q71826VOCND
2018-05-23Q74977VOCND
2018-07-24Q76949VOCND
2018-09-12Q78241VOCND
2018-11-29L7088036-1ND
2019-02-21N073630-01ND
2019-04-05N075115-01ND
2019-07-10N078322-01ND
2019-11-06N082644-01ND