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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Benton City WSC

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND60ND
2016ND60ND
2017ND40ND
2018ND40ND
2019ND50ND

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
2014-05-05AC52873ND
2014-05-05AC52869ND
2014-05-05AC52877ND
2015-01-30AC78785ND
2015-04-06AC87359ND
2015-04-06AC87363ND
2015-04-06AC87361ND
2015-09-02AD05469ND
2015-10-06AD09629ND
2016-01-28AD20762ND
2016-01-28AD20750ND
2016-01-28AD20748ND
2016-01-28AD20722ND
2016-07-14AD44309ND
2016-11-04AD56841ND
2017-03-16AD75861ND
2017-03-16AD75863ND
2017-05-23AD85498ND
2017-08-09AD92564ND
2018-04-02AE20851ND
2018-04-02AE20847ND
2018-05-31AE28300ND
2018-08-10AE36668ND
2019-01-30AE52200ND
2019-01-30AE52204ND
2019-01-30AE52246ND
2019-04-18AE62995ND
2019-12-18AE92760ND