Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Norphlet Waterworks

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND30ND
2020ND10ND
2021ND10ND
2022ND20ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-02-2618060002201ND
2018-04-3018123005501ND
2018-07-1018193006501ND
2018-10-2918305001801ND
2019-02-1919052004401ND
2019-02-1919052004301ND
2019-07-1519198002501ND
2020-07-2020204000301ND
2021-08-1021224007101ND
2022-01-2422027007101ND
2022-08-16O200995-VOC-1ND