Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Rimrock Road Neighborhood

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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.0841 ppb274ND - 0.630 ppb
20190.0480 ppb252ND - 0.640 ppb
20200.0592 ppb394ND - 0.710 ppb
20210.115 ppb224ND - 0.780 ppb
20220.130 ppb204ND - 0.720 ppb
20230.138 ppb2813ND - 0.810 ppb

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