Know Your Environment. Protect Your Health.

Trichlorofluoromethane

North Hunt Special Utility District

NOTE: North Hunt Special Utility District purchases water from City of Commerce which is required to test for trichlorofluoromethane. Sample information shown below was taken by City of Commerce.

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

NOTE: North Hunt Special Utility District purchases water from City of Commerce which is required to test for trichlorofluoromethane. Sample information shown below was taken by City of Commerce.

Date Lab ID Result
2018-02-14Q1806236001ND
2018-06-04Q1822047005ND
2019-02-21Q1907743003ND
2019-02-21Q1907743004ND
2020-05-07Q2018051005ND
2020-08-04Q2030361001ND
2021-01-27Q2102032003ND
2021-01-27Q2102032005ND
2022-02-10Q2204939002ND
2022-10-26Q2232338003ND
2023-02-15Q2306243003ND
2023-02-15Q2306243005ND