OPERATORS · TEXAS · P-5 NUMBER 911802

Western Chief Oil & Gas Company

WindowAll time 90 days 1 year 3 years 10 years

TypeDrill 286 Other 15 Recompletion 13 Reenter 5 Reclass 2

83 FILINGS · 70 PERMITS · PAGE 1 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Aug 24, 2006	624756	Drill	Denton	Eagle Farms #1HH	9,000	Final completion	12132943	Now Western Chief Operating L.L.C.
Jun 14, 2006	620794	Drill	Denton	Schertz #2HH	9,000	Final completion	12132877	Now Western Chief Operating L.L.C.
Mar 27, 2006	616482	Drill	Denton	Justin Ranch Estates Unit #1HH	9,000	Final completion	12132823	Now Eagleridge Operating LLC
Feb 21, 2006	614453	Drill	Denton	J & L Unit #1HH	9,500	Final completion	12132798	Now Eagleridge Operating LLC
Feb 1, 2006	613148	Recompletion	Denton	Shepard #3	8,200	Final completion	12132082	Now Eagleridge Operating LLC
Dec 20, 2005	611252	Drill	Denton	Cox #2HRH	9,000	Final completion	12132744	Now Eagleridge Operating LLC
Oct 27, 2005	608559	Drill	Denton	Crown Angel Harris Unit #5HH	9,000	Final completion	12132714	Now Eagleridge Operating LLC
Apr 26, 2005	607593	Recompletion	Denton	Christian #1	9,400	Final completion	12132033	Now Eagleridge Operating LLC
Apr 5, 2005	559984	Drill	Denton	Cox #1H	9,000	Plugged dry hole (P&A)	12132571	—
Mar 28, 2005	559558	Drill	Denton	Atcheson #1 HH	9,000	Final completion	12132562	Now Eagleridge Operating LLC
Jan 26, 2005	556788	Drill	Denton	RLM #2 HH	9,000	Final completion	12132526	Now Eagleridge Operating LLC
Dec 10, 2004	554660	Drill	Denton	Crown Angel Harris Unit #1HH	8,500	—	12132479	Now Eagleridge Operating LLC
Dec 10, 2004	554660Amendment	Drill	Denton	Crown Angel Harris Unit #1HH	9,000	Final completion	12132479	Now Eagleridge Operating LLC
Dec 2, 2004	555214	Reclass	Denton	Christian #3	9,500	Final completion	12132074	Now Eagleridge Operating LLC
Nov 19, 2004	555211	Reclass	Denton	Christian #2	9,000	Final completion	12132037	Now Eagleridge Operating LLC
Nov 9, 2004	553401	Drill	Denton	Rim #1 HH	9,000	Final completion	12132461	Now Eagleridge Operating LLC
Jul 28, 2004	548756	Drill	Denton	Christian #4HH	9,400	Final completion	12132374	Now Eagleridge Operating LLC
Jul 23, 2004	548681	Drill	Denton	Schertz #1 HH	9,200	Final completion	12132373	Now Western Chief Operating L.L.C.
Jul 21, 2004	548443	Drill	Denton	Poe-Mann #4	7,000	Final completion	12132368	Now Western Chief Operating L.L.C.
Jan 30, 2004	541442	Drill	Denton	Poe-Mann #3	7,000	Final completion	12132237	Now Western Chief Operating L.L.C.
Sep 8, 2003	535958	Drill	Denton	Shepard #1	9,500	Final completion	12132081	Now Eagleridge Operating LLC
Sep 5, 2003	535960	Drill	Denton	Shepard #3	9,500	Final completion	12132082	Now Eagleridge Operating LLC
Aug 27, 2003	535803	Drill	Denton	Shepard #2	9,500	Final completion	12132073	Now Eagleridge Operating LLC
Aug 27, 2003	535802	Drill	Denton	Christian #3	9,500	Final completion	12132074	Now Eagleridge Operating LLC
Aug 8, 2003	535094	Drill	Denton	Christian #2	9,000	Unperforated completion	12132037	Now Eagleridge Operating LLC
Aug 4, 2003	534908	Drill	Denton	Christian #1	9,000	Final completion	12132033	Now Eagleridge Operating LLC
Aug 4, 2003	534907	Drill	Denton	Cox Unit #2	9,000	Unperforated completion	12132032	Now BKV Barnett LLC
Jul 16, 2003	534252	Drill	Denton	Yvonne Green Unit #1	9,000	Final completion	12132007	Now BKV Barnett LLC
Jul 10, 2003	533998	Drill	Denton	Harris #2	9,500	Unperforated completion	12132002	Now Eagleridge Operating LLC
Jun 10, 2003	532973	Drill	Denton	Harris #1	9,000	Unperforated completion	12131982	Now Vantage Fort Worth Energy LLC
May 13, 2003	531871	Drill	Denton	Crown - Harris Angel JV #3	9,000	—	12131942	Now Eagleridge Operating LLC
May 13, 2003	531871Amendment	Drill	Denton	Harris #3	9,500	Unperforated completion	12131942	Now Eagleridge Operating LLC
Apr 16, 2003	530802	Drill	Denton	Crown Neilson Porter Unit #1	9,000	Final completion	12131905	Now Eagleridge Operating LLC
Apr 3, 2003	530267	Drill	Denton	Crown Nelson Unit #2	9,000	Final completion	12131889	Now Eagleridge Operating LLC
Mar 10, 2003	529414	Drill	Denton	Crown Neilson Schrimpf JV #1 #3	9,000	Final completion	12131866	Now Eagleridge Operating LLC
Feb 10, 2003	528278	Drill	Denton	Crown Briscoe North #2	8,900	Final completion	12131817	Now Eagleridge Operating LLC
Feb 10, 2003	528277	Drill	Denton	Crown Briscoe North #1	8,900	Final completion	12131816	Now Eagleridge Operating LLC
Dec 27, 2002	526779	Drill	Denton	Crown-Riley JV #2 #6	9,500	Final completion	12131773	Now Eagleridge Operating LLC
Oct 30, 2002	525083	Drill	Denton	Crown-Riley #4	9,500	Final completion	12131717	Now Eagleridge Operating LLC
Oct 30, 2002	525082	Drill	Denton	Crown-Riley #5	9,500	Final completion	12131718	Now Eagleridge Operating LLC
Oct 17, 2002	524610	Drill	Denton	Crown-Riley Unit #3	9,500	Final completion	12131704	Now Eagleridge Operating LLC
Oct 17, 2002	524609	Drill	Denton	Crown-Riley Unit #1	9,500	Final completion	12131705	Now Eagleridge Operating LLC
Sep 24, 2002	523980	Drill	Denton	Crown-Riley Unit #2	9,500	Final completion	12131680	Now Eagleridge Operating LLC
May 3, 2002	519651	Drill	Denton	Briscoe #15	8,700	Final completion	12131529	Now Fairington Inc.
May 3, 2002	519650	Drill	Denton	Briscoe #14	8,700	Final completion	12131530	Now Fairington Inc.
Apr 17, 2002	519168	Drill	Denton	Briscoe #13	8,700	Final completion	12131509	Now Western Chief Operating L.L.C.
Apr 17, 2002	519167	Drill	Denton	Briscoe #12	8,700	Unperforated completion	12131510	Now Fairington Inc.
Feb 27, 2002	517814	Drill	Denton	McCutchin #1	9,000	Unperforated completion	12131428	Now Eagleridge Operating LLC
Feb 11, 2002	517479	Drill	Denton	Mc Cutcchin #2	9,000	Final completion	12131416	Now Eagleridge Operating LLC
Dec 12, 2001	515431	Drill	Denton	Briscoe #11	8,999	Final completion	12131283	Now Fairington Inc.