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MARATHON OIL EF LLC: wells in Texas

Where they operate

CountyActiveWells
Karnes1,4921,777
Atascosa431505
Live Oak299358
De Witt219261
Mcmullen3237
Bee1111
Gonzales06
Wilson02

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusType
HAVEMAN TRUST 01 - H01 E 05H 42-255-37198Active Gas
HAY 01 01H 42-123-32717Active Gas
HEARD BOWER CENTRAL UNIT 21 H 42-013-34790Shut in Oil
HEARD BOWER CENTRAL UNIT 26H 42-013-34899Active Oil
HEARD BOWER CENTRAL UNIT 25H 42-013-34897Active Oil
HEARD BOWER CENTRAL UNIT 4H 42-013-34381Shut in Oil
HEARD BOWER CENTRAL UNIT 23 H 42-013-34792Shut in Oil
HEARD BOWER CENTRAL UNIT 22 H 42-013-34791Shut in Oil
HEARD BOWER CENTRAL UNIT 24H 42-013-34898Active Oil
HEARD BOWER CENTRAL WEST 8AC 42-013-35566Shut in Oil
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Operator names are shown as each state records them. Data as of 2026-10-17.