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EWG's Tap Water Database — 2021 UPDATE

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Trichlorotrifluoroethane

City of Watsonville

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015N/A00N/A
2016N/A00N/A
2017ND140ND
2018N/A00N/A
2019N/A00N/A

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
2014-02-199590-009-1430ND
2014-03-199590-004-0800ND
2014-03-199590-030-0900ND
2014-03-199590-029-0845ND
2014-03-199590-016-0900ND
2014-03-199590-015-0805ND
2014-03-199590-014-0740ND
2014-03-199590-013-0835ND
2014-03-199590-012-0920ND
2014-03-199590-011-1000ND
2014-03-199590-010-0915ND
2014-03-199590-009-1100ND
2014-03-199590-007-0840ND
2014-03-199590-006-0800ND
2014-03-199590-005-0745ND
2017-03-159590-004-1040ND
2017-03-159590-030-1100ND
2017-03-159590-029-0830ND
2017-03-159590-016-0840ND
2017-03-159590-015-1010ND
2017-03-159590-014-0825ND
2017-03-159590-013-0945ND
2017-03-159590-012-0935ND
2017-03-159590-011-1010ND
2017-03-159590-010-0955ND
2017-03-159590-009-1030ND
2017-03-159590-007-1100ND
2017-03-159590-006-0910ND
2017-03-159590-005-0905ND