Know Your Environment. Protect Your Health.

Trichlorofluoromethane

Battle Ground Water Department

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2018-04-10ND
2018-07-18ND
2019-05-21ND
2019-11-07ND
2021-06-234188694ND
2021-10-194194906ND
2022-05-314292478ND
2022-05-314292477ND
2022-06-294303896ND
2022-10-274370656ND
2023-06-074473915ND
2023-07-184488413ND
2023-12-054570035ND