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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Pineora Water System

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

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
2014-01-15AI26751ND
2014-01-15AI26750ND
2014-04-21AI38400ND
2014-04-21AI38399ND
2014-07-08AI45066ND
2014-07-08AI45065ND
2014-10-13AI57353ND
2014-10-13AI57352ND
2015-01-27AI63543ND
2015-01-27AI63542ND
2015-04-07AI74281ND
2015-04-07AI74282ND
2015-07-07AI81993ND
2015-07-07AI81992ND
2015-10-20AI99500ND
2015-10-20AI99499ND
2016-03-09AJ07940ND
2016-03-09AJ07939ND
2017-05-16AJ55741ND
2017-05-16AJ55740ND
2018-02-20AJ84372ND
2018-02-20AJ84371ND
2019-04-08AK14895ND
2019-04-08AK14896ND