OPERATORS · TEXAS · P-5 NUMBER 250961

Emerald Operating Company, Inc.

16 FILINGS · 12 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
May 18, 2006619322RecompletionFayetteMcMurry Unit #1REH12,500Final completion14932909Now Magnolia Oil & Gas Operating LLC
Apr 21, 2006616615RecompletionFayetteRoznov #1H12,500Final completion14932861Now Magnolia Oil & Gas Operating LLC
Mar 22, 2006614802RecompletionFayetteSchmidt #1REH12,000Final completion14931891Now Magnolia Oil & Gas Operating LLC
Jan 20, 2006612748RecompletionDimmitStandifer-Stone Unit #2H7,200—12732896Now Riley Exploration LLC
Aug 29, 2005553606RecompletionMadison247 Land Co #1H14,697—31330743Now Enervest Operating L.L.C.
Dec 9, 2004553606AmendmentRecompletionMadison247 Land Co #1H14,165—31330743Now Enervest Operating L.L.C.
Dec 9, 2004553606AmendmentRecompletionMadison247 Land Co #1H14,165Final completion31330743Now Enervest Operating L.L.C.
Mar 7, 2002518131RecompletionWashingtonWilkening #1REH10,800Final completion47730458Now Magnolia Oil & Gas Operating LLC
Sep 20, 2001513743RecompletionFayetteGaulke Oil Unit #1REH9,800Final completion14932680Now Redbud E & P Inc.
Jul 27, 2001511919RecompletionWashingtonClay Creek #1HH12,300Final completion47730569Now Enervest Operating L.L.C.
Feb 20, 2001505484RecompletionBrazosWaldorf-Pool Unit #1H11,500—04131654Now Magnolia Oil & Gas Operating LLC
Feb 20, 2001505484AmendmentRecompletionBrazosWaldorf-Pool Unit #1H11,500Final completion04131654Now Magnolia Oil & Gas Operating LLC
Sep 19, 2000499793RecompletionFayetteMary Unit #1REH11,000—14932157—
Sep 19, 2000499793AmendmentRecompletionFayetteMary Unit #1REH11,000Final completion14932157—
Dec 17, 1999490446RecompletionBrazosLometa #1H12,000Final completion04131747Now Magnolia Oil & Gas Operating LLC
Jan 7, 1999481928AmendmentRecompletionFayetteStamper #1REH11,600Spudded14933050Now Magnolia Oil & Gas Operating LLC