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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Great Waters At Reynolds Plantation

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND50ND
2017N/A00N/A
2018N/A00N/A
2019ND60ND

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
2014-05-05AI39465ND
2014-05-05AI39464ND
2014-05-05AI39463ND
2014-05-05AI39462ND
2015-03-18AI69317ND
2015-03-18AI69316ND
2015-03-18AI69315ND
2015-03-18AI69314ND
2016-04-06AJ09536ND
2016-04-06AJ09537ND
2016-04-06AJ09535ND
2016-04-06AJ09534ND
2016-04-06AJ09533ND
2019-07-30AK23894ND
2019-07-30AK23893ND
2019-07-30AK23892ND
2019-07-30AK23891ND
2019-08-21AK27477ND
2019-08-21AK27478ND