OPERATORS · TEXAS · P-5 NUMBER 424791

Integras Operating, LLC

11 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Aug 4, 2004549045DrillShackelfordNail Ranch #6551999—41738461—
Oct 14, 2003537413DrillShackelfordNail Ranch #40212,000Plugged dry hole (P&A)41738423—
May 29, 2003532507DrillShackelfordNail Ranch #55512,000Unperforated completion41738398Now M & K Operating LLC
Sep 18, 2002523717DrillShackelfordNail Ranch #45512,000Unperforated completion41738364Now M & K Operating LLC
Jan 8, 2002516671ReenterShackelfordNail Ranch #35512,000—41734034Now Amcole Energy Corp.
Jun 7, 2001509989DrillShackelfordNail Ranch #25512,000Final completion41738327Now M & K Operating LLC
Oct 20, 2000501001DrillShackelfordNail Ranch #15512,000Final completion41738295Now M & K Operating LLC
Jul 3, 2000496557ReenterShackelfordNail Ranch #20212,000Final completion41730263Now M & K Operating LLC
Feb 15, 2000491899ReenterShackelfordNail Ranch #30212,000Final completion41730355Now M & K Operating LLC
Jul 28, 1999486212DrillShackelfordNail Ranch #1372,000Plugged dry hole (P&A)41738239—
Jul 28, 1999486211DrillShackelfordNail Ranch #1382,000—41738240—