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EWG's Tap Water Database — 2021 UPDATE

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Dichlorodifluoromethane

USMC - 29 Palms

Dichlorodifluoromethane (Freon-12) 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.

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31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015ND70ND
2016ND30ND
2017N/A00N/A
2018ND210ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2015-01-264790-013-1140ND
2015-01-264790-011-1450ND
2015-01-264790-004-1330ND
2015-01-264790-010-1245ND
2015-01-264790-005-1200ND
2015-01-264790-001-1100ND
2015-03-024790-003-1100ND
2016-05-114790-008-1110ND
2016-05-114790-006-1050ND
2016-05-114790-007-1130ND
2018-02-274790-007-1320ND
2018-02-274790-013-1120ND
2018-02-274790-013-1120ND
2018-02-274790-007-1320ND
2018-02-274790-004-1230ND
2018-02-274790-001-1140ND
2018-02-274790-001-1140ND
2018-02-274790-003-1100ND
2018-02-274790-003-1100ND
2018-02-274790-006-1255ND
2018-02-274790-004-1230ND
2018-02-274790-005-1200ND
2018-02-274790-005-1200ND
2018-02-284790-009-1200ND
2018-02-284790-009-1200ND
2018-02-284790-008-1145ND
2018-02-284790-010-1100ND
2018-02-284790-010-1100ND
2018-02-284790-008-1145ND
2018-02-284790-011-1130ND
2018-02-284790-011-1130ND