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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Rubio Canon Land & Water Association

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2014-02-033761-007-0845ND
2014-02-033761-004-0845ND
2014-02-033761-003-0715ND
2015-02-023761-003-0750ND
2015-02-023761-004-0700ND
2015-02-023761-007-0700ND
2016-02-013761-003-0745ND
2016-02-013761-007-0655ND
2016-02-013761-004-0655ND
2017-02-063761-004-0740ND
2017-02-063761-007-0740ND
2017-02-063761-003-0905ND
2018-02-053761-004-0636ND
2018-02-053761-007-0636ND
2018-02-053761-003-0750ND
2019-02-053761-004-1148ND
2019-02-053761-007-0809ND
2019-02-053761-003-0932ND