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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Gainesville

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

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
2014-03-18AI36418ND
2014-03-18AI36419ND
2015-03-03AI66010ND
2015-03-03AI66011ND
2016-03-15AJ08273ND
2016-03-15AJ08274ND
2017-05-23AJ56042ND
2017-05-23AJ56043ND
2018-03-27AJ86534ND
2018-03-27AJ86535ND
2019-04-23AK15728ND
2019-04-23AK15729ND