Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Liberty City 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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-06-14Q1823909009ND
2018-06-14Q1823909010ND
2018-06-14Q1823909012ND
2018-06-14Q1823909006ND
2019-03-28Q1912649008ND
2019-03-28Q1912649009ND
2019-03-28Q1912649012ND
2019-03-28Q1912649013ND
2020-10-13Q2039989007ND
2020-10-13Q2039989009ND
2020-10-13Q2039989011ND
2020-10-13Q2039989030ND
2021-06-24Q2116619002ND
2021-11-19Q2132571004ND
2021-11-19Q2132571006ND
2021-11-19Q2132571008ND
2022-03-28Q2209608003ND
2022-10-24Q2231971001ND
2022-10-24Q2231971003ND
2022-10-24Q2231971005ND
2023-02-16Q2306532003ND
2023-06-14Q2322655004ND
2023-06-14Q2322655006ND
2023-06-14Q2322655018ND