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EWG's Tap Water Database — 2021 UPDATE

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Trichlorofluoromethane

Montebello Land & Water Company

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.

 

38

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND30ND
2016ND60ND
2017ND70ND
2018ND80ND
2019ND70ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-02-202706-007-1020ND
2014-02-202706-001-0955ND
2014-08-222706-009-1145ND
2014-08-222706-008-1100ND
2014-08-222706-005-1035ND
2014-08-222706-004-1000ND
2014-08-222706-003-1015ND
2015-02-192706-001-1145ND
2015-02-192706-007-1205ND
2015-11-242706-004-0950ND
2016-02-249588-007-1020ND
2016-03-119588-001-1015ND
2016-08-259588-008-0835ND
2016-08-259588-003-0845ND
2016-08-259588-005-0820ND
2016-11-229588-004-0850ND
2017-02-219588-001-0900ND
2017-02-219588-007-0925ND
2017-06-149588-009-1025ND
2017-08-309588-005-0915ND
2017-08-309588-003-0905ND
2017-08-309588-008-0850ND
2017-10-139588-004-0855ND
2018-02-169588-001-0900ND
2018-03-299588-007-0845ND
2018-05-299588-007-0915ND
2018-05-299588-009-0930ND
2018-08-159588-008-1150ND
2018-08-159588-003-1200ND
2018-08-159588-005-1130ND
2018-11-149588-004-0900ND
2019-02-219588-008-0835ND
2019-02-219588-009-0930ND
2019-02-219588-007-0915ND
2019-02-219588-003-0830ND
2019-02-219588-005-0850ND
2019-02-289588-001-1015ND
2019-05-029588-004-0815ND