Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Trichlorotrifluoroethane

Alameda County Water District

Trichlorotrifluoroethane (Freon 113) 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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 4,000 ppb

The EWG Health Guideline of 4,000 ppb for trichlorotrifluoroethane 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
2014-05-279590-015-1020ND
2014-07-219590-041-0955ND
2014-07-219590-038-0955ND
2014-07-229590-053-0905ND
2014-07-229590-040-0925ND
2015-07-069590-038-1000ND
2015-07-069590-040-1105ND
2015-07-069590-041-0921ND
2015-07-219590-053-0905ND
2016-07-219590-038-0915ND
2016-07-219590-053-0940ND
2016-07-219590-041-0905ND
2016-07-219590-040-0825ND
2017-07-179590-041-1005ND
2017-07-179590-038-1030ND
2017-07-259590-053-1032ND
2017-07-259590-040-0915ND
2018-07-119590-041-0755ND
2018-07-119590-038-0726ND
2018-07-179590-040-0850ND
2018-07-179590-053-0845ND
2019-04-169590-038-0800ND
2019-04-239590-053-0745ND
2019-04-309590-041-0905ND
2019-06-049590-040-0815ND