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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Fort Leonard Wood

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND90ND
2015ND10ND
2016ND10ND
2017ND90ND
2018ND10ND
2019ND10ND

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
2014-01-21AC17578ND
2014-01-21AC17579ND
2014-01-21AC17583ND
2014-01-21AC17577ND
2014-01-28AC17576ND
2014-01-28AC17580ND
2014-01-28AC17581ND
2014-01-28AC17584ND
2014-04-21AC22947ND
2015-02-04AC42928ND
2016-01-11AC65708ND
2017-01-10AC89793ND
2017-01-10AC89794ND
2017-01-10AC89787ND
2017-01-10AC89789ND
2017-01-10AC89786ND
2017-01-10AC89788ND
2017-01-10AC89790ND
2017-01-10AC89791ND
2017-01-10AC89792ND
2018-01-28AD12048ND
2019-01-14AD38368ND