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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Manchester Twp Water Utility - Western

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
2014ND60ND
2015ND30ND
2016ND10ND
2017ND40ND
2018ND30ND
2019ND10ND

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
2014-05-06340507016.4ND
2014-05-06340507010.4ND
2014-05-06340507012.4ND
2014-05-06340507013.4ND
2014-07-28340728021ND
2014-10-21341021048ND
2015-03-11350312063ND
2015-05-21350522078ND
2015-09-01350901015.2ND
2016-05-18360518018.2ND
2017-04-13370414045ND
2017-06-08370609082.3ND
2017-06-08370609084.3ND
2017-08-03370803042ND
2018-05-17380517168.4ND
2018-05-17380517171.2ND
2018-08-10380810702ND
2019-07-24390724724ND