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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Talbotton

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND10ND
2016ND40ND
2017N/A00N/A
2018N/A00N/A
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
2014-01-23AI27097ND
2014-05-05AI39581ND
2014-07-24AI46661ND
2014-11-06AI59253ND
2015-02-19AI65257ND
2016-11-03AJ32703ND
2016-11-03AJ32704ND
2016-11-03AJ32705ND
2016-11-03AJ32706ND
2019-09-26AK33076ND
2019-09-26AK33077ND
2019-09-26AK33078ND
2019-09-26AK33079ND