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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

United Water Rahway

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND120ND
2016ND120ND
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

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
2014-01-064010154-04ND
2014-02-044020071-04ND
2014-03-044030106-04ND
2014-04-014040063-04ND
2014-05-064050210-04ND
2014-06-024060019-04ND
2014-07-024070083-04ND
2014-08-054080206-04ND
2014-09-024090068-04ND
2014-10-014100029-04ND
2014-11-044110128-04ND
2014-12-034120192-04ND
2015-01-082048865001ND
2015-02-042053608001ND
2015-03-032057625001ND
2015-04-072064326001ND
2015-05-072069816004ND
2015-06-092076067004ND
2015-07-062081457001ND
2015-08-102088901001ND
2015-09-082094547001ND
2015-10-062100355001ND
2015-11-092108071001ND
2015-12-022111153001ND
2016-01-112117774001ND
2016-02-082123461001ND
2016-03-082129590001ND
2016-04-042134709001ND
2016-05-092142323001ND
2016-06-032148847001ND
2016-07-252162441001ND
2016-08-082166270001ND
2016-09-062172944001ND
2016-10-112181833001ND
2016-11-072188181001ND
2016-12-092195131001ND