Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Toledo Village Water Supply Corporation

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-08-02AE35556ND
2018-08-02AE35560ND
2019-03-21AE59468ND
2019-03-21AE59470ND
2020-07-01AF17859ND
2020-07-01AF17865ND
2021-07-21AF62836ND
2021-07-21AF62840ND
2022-07-11AG03880ND
2022-07-11AG03882ND
2023-03-28AG34389ND
2023-03-28AG34405ND