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EWG's Tap Water Database — 2019 UPDATE

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Trichlorofluoromethane

City of Wichita Falls

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
2012ND20ND
2013ND20ND
2014ND30ND
2015ND30ND
2016ND10ND
2017ND20ND

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
2012-09-121209458004ND
2012-09-121209458002ND
2013-09-25Q1308144012ND
2013-09-25Q1308144010ND
2014-08-14Q1436796018ND
2014-08-14Q1436796006ND
2014-11-12AC71850ND
2015-02-09Q1505019002ND
2015-05-11Q1517193009ND
2015-09-22Q1537019019ND
2016-08-02Q1631878001ND
2017-03-06Q1709227002ND
2017-08-07Q1733093005ND