OPERATORS · TEXAS · P-5 NUMBER 679595

Proco Operating Co., Inc.

WindowAll time 90 days 1 year 3 years 10 years

CountyPalo Pinto 89 Comanche 25 Parker 22 Eastland 20 Hood 12 Jack 11 Callahan 5 Jones 3 Karnes 2 De Witt 2

TypeDrill 49 Recompletion 8 Other 7 Reenter 2

193 FILINGS · 178 PERMITS · PAGE 2 OF 4 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Mar 7, 2005	558627Amendment	Recompletion	Palo Pinto	Hart Ranch #2	4,650	Final completion	36332875	—
Aug 10, 2004	549385	Recompletion	Palo Pinto	Nash #1	5,050	Final completion	36332318	—
Aug 10, 2004	549384	Recompletion	Parker	Youngblood, M #1	4,847	—	36732768	—
Jul 20, 2004	548458	Recompletion	Palo Pinto	Murphy, Vivian #1	4,860	Final completion	36332645	Now Borderline Operating Corp.
Oct 25, 2002	524999	Drill	Palo Pinto	P. H. Collins Unit #19	4,999	Final completion	36335121	Acquired from Anderson, E. D.
Aug 6, 2001	510680	Drill	Palo Pinto	P. H. Collins Unit #18	4,999	Unperforated completion	36335033	Acquired from Anderson, E. D.
Jun 20, 2001	509797	Reenter	Palo Pinto	Tri State Leasing Corp. #2	5,361	Final completion	36334761	Acquired from Anderson, E. D.
Oct 3, 2000	500368	Drill	Palo Pinto	P. H. Collins Unit #17	4,999	Final completion	36334968	Acquired from Anderson, E. D.
Oct 3, 2000	500367	Drill	Palo Pinto	P. H. Collins Unit #16	4,999	Final completion	36334969	Acquired from Anderson, E. D.
Aug 8, 2000	498226	Drill	Palo Pinto	P. H. Collins Unit #5	5,200	—	36334950	Acquired from Anderson, E. D.
Aug 8, 2000	498226Amendment	Drill	Palo Pinto	P. H. Collins Unit #5	5,200	Final completion	36334950	Acquired from Anderson, E. D.
Jul 12, 2000	497107	Recompletion	Jack	Yates, L. H. "B" #1	5,644	Final completion	23705758	Acquired from Anderson, E. D.
Mar 29, 2000	493589	Recompletion	Palo Pinto	Tri State Leasing Corp. #1	4,559	—	36334843	Acquired from Anderson, E. D.
Mar 8, 2000	492856	Recompletion	Palo Pinto	P. H. Collins Unit #2	3,299	Final completion	36333886	Acquired from Anderson, E. D.
Sep 29, 1999	488052	Recompletion	Palo Pinto	Clayton, C. P. #2	4,350	Final completion	36332972	Acquired from Anderson, E. D.
Aug 12, 1999	486625	Drill	Palo Pinto	Tri State Leasing Corp. #1	3,700	—	36334843	Acquired from Anderson, E. D.
Aug 12, 1999	486625Amendment	Drill	Palo Pinto	Tri State Leasing Corp. #1	4,800	Final completion	36334843	Acquired from Anderson, E. D.
Sep 3, 1998	478980	Reenter	Palo Pinto	McAvoy, Martha #2	3,430	—	36334511	Acquired from Anderson, E. D.
Sep 3, 1998	478980Amendment	Reenter	Palo Pinto	McAvoy, Martha #2	4,800	Final completion	36334511	Acquired from Anderson, E. D.
Jun 15, 1998	477146	Drill	Palo Pinto	McAvoy, Martha #1	3,700	Final completion	36334773	Acquired from Anderson, E. D.
May 4, 1998	475882	Drill	Jack	Yates, L. H. 'B' #2	6,200	Final completion	23738377	Acquired from Republic Energy Inc.
Apr 20, 1998	475332	Drill	Palo Pinto	Cromeens #1A	5,500	Plugged dry hole (P&A)	36334761	Acquired from Pitcock, Inc.
Mar 13, 1997	458941	Recompletion	Palo Pinto	P. H. Collins Unit #2	4,900	Final completion	36333886	Acquired from Anderson, E. D.
Jan 4, 1996	442927	Drill	Palo Pinto	Mc Avoy #1	4,999	Plugged dry hole (P&A)	36334511	Acquired from Certified Petroleum Inc.
Jul 6, 1995	437574	Drill	Palo Pinto	P. H. Collins Unit #15	1,999	Final completion	36334439	Acquired from Anderson, E. D.
Jul 6, 1995	437573	Drill	Palo Pinto	P. H. Collins Unit #14	1,999	Final completion	36334438	Acquired from Anderson, E. D.
Jun 22, 1995	437144	Drill	Palo Pinto	P. H. Collins Unit #13	1,999	Final completion	36334432	Acquired from Anderson, E. D.
Jun 22, 1995	437142	Drill	Palo Pinto	P. H. Collins Unit #12	1,999	Final completion	36334431	Acquired from Anderson, E. D.
Jun 14, 1995	436861	Drill	Palo Pinto	P. H. Collins Unit #6	1,999	Final completion	36334427	Acquired from Anderson, E. D.
Jun 13, 1995	436810	Drill	Palo Pinto	P. H. Collins Unit #11	1,999	Final completion	36334422	Acquired from Anderson, E. D.
Jun 13, 1995	436809	Drill	Palo Pinto	P. H. Collins Unit #10	1,999	Final completion	36334421	Acquired from Anderson, E. D.
May 12, 1995	435774	Drill	Palo Pinto	P.H. Collins Unit #9	1,999	Final completion	36334405	Acquired from Anderson, E. D.
May 2, 1995	435420	Drill	Palo Pinto	P. H. Collins Unit #8	1,999	—	36334404	Acquired from Anderson, E. D.
May 2, 1995	435420Amendment	Drill	Palo Pinto	P. H. Collins Unit #8	1,999	Final completion	36334404	Acquired from Anderson, E. D.
Apr 28, 1995	435311	Drill	Palo Pinto	P. H. Collins Unit #7	1,999	Final completion	36334401	Acquired from Anderson, E. D.
Apr 28, 1995	435310	Drill	Palo Pinto	P. H. Collins Unit #4	1,999	—	36334402	Acquired from Anderson, E. D.
Apr 28, 1995	435310Amendment	Drill	Palo Pinto	P. H. Collins Unit #4	1,999	Final completion	36334402	Acquired from Anderson, E. D.
Apr 26, 1995	435219	Drill	Palo Pinto	P. H. Collins Unit #3	1,999	Final completion	36334397	Acquired from Anderson, E. D.
Aug 28, 1990	372993	Reenter	Parker	Hayter, A. L. #1D	5,150	—	36730279	Acquired from Hargis Exploration & Prod., Inc.
Mar 28, 1989	357462	Drill	Hood	Green, Jake #602A	1,500	Unsuccessful workover	22130865	Acquired from Nichols,edwin S Explorations Inc
Mar 1, 1989	356467	Drill	Hood	Green #501A	1,000	Unsuccessful workover	22130863	Acquired from Nichols,edwin S Explorations Inc
Jul 22, 1988	349559	Recompletion	Palo Pinto	Cook, J. T. #1	4,800	Final completion	36332377	Acquired from Tad Energy Company
Oct 26, 1987	337887	Drill	Palo Pinto	P. H. Collins Unit #2	4,900	Final completion	36333886	Acquired from Anderson, E. D.
Jul 7, 1987	332582	Drill	Hood	Green, Nell #9	1,999	Unsuccessful workover	22130807	Acquired from Wheat, Buck Resources, Inc.
Jun 25, 1987	331997	Recompletion	Hood	Green (Wesco) "A" #8	3,800	—	22130447	Acquired from Wheat, Buck Resources, Inc.
Jun 9, 1987	331165	Recompletion	Palo Pinto	Nash #1	5,050	—	36332318	Acquired from Holden Energy Corporation
Feb 19, 1986	298058	Drill	Parker	Floyd, James W. #1A	1,900	Final completion	36732981	Acquired from Hynton Oil & Gas, Inc.
Dec 30, 1985	293750	Drill	Eastland	McCollum "A" #2	3,500	—	13336781	—
Dec 30, 1985	293748	Drill	Eastland	McCollum "A" #1	3,500	—	13336780	—
Dec 30, 1985	293880	Drill	Eastland	Brown, T. #2	3,500	Final completion	13336783	Now Bayou Operating Company Inc.