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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Prattville

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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015N/A00N/A
2016ND120ND
2017ND80ND
2018ND30ND
2019ND90ND

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
2014-01-15L678402-2ND
2014-01-15L678402-6ND
2014-01-15L678402-5ND
2014-01-15L678402-3ND
2014-01-15L678402-1ND
2014-03-12L687817-6ND
2014-03-12L687817-1ND
2014-03-12L687817-2ND
2014-03-12L687817-8ND
2014-03-12L687817-7ND
2014-03-12L687817-9ND
2014-03-12L687817-4ND
2014-03-12L687817-3ND
2014-03-12L687817-5ND
2016-02-16L818290-3ND
2016-02-16L818290-2ND
2016-02-16L818290-1ND
2016-04-19L830655-4ND
2016-04-19L830655-1ND
2016-04-19L830655-3ND
2016-10-25L868465-4ND
2016-10-25L868465-8ND
2016-10-25L868465-7ND
2016-10-25L868465-3ND
2016-10-25L868465-1ND
2016-10-25L868465-2ND
2017-01-10L883156-1ND
2017-01-10L883156-3ND
2017-01-10L883156-4ND
2017-06-05L914632-7ND
2017-06-05L914632-2ND
2017-06-05L914632-1ND
2017-09-25L939079-1ND
2017-09-25L939079-3ND
2018-01-30L966687-4ND
2018-01-30L966687-5ND
2018-01-30L966687-1ND
2019-02-11L1069382-03ND
2019-02-11L1069382-04ND
2019-02-11L1069382-01ND
2019-04-23L1092279-01ND
2019-04-23L1092279-03ND
2019-04-23L1092279-04ND
2019-05-21L1101481-01ND
2019-07-23L1121987-01ND
2019-10-08L1148209-01ND