Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Monson 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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2019-03-29CA5403212_001_001-201903290920ND
2019-06-20CA5403212_001_001-201906201220ND
2019-09-06CA5403212_001_001-201909061145ND
2019-12-17CA5403212_001_001-201912171420ND
2020-03-06CA5403212_001_001-202003061310ND
2020-06-16CA5403212_001_001-202006161330ND
2021-09-28CA5403212_001_001-202109281115ND
2022-09-26CA5403212_001_001-202209261355ND
2023-09-11CA5403212_001_001-202309111230ND