OPERATORS · TEXAS · P-5 NUMBER 218314

Digital Operating Company LLC

WindowAll time 90 days 1 year 3 years 10 years

CountyReagan 350 Crockett 253 Refugio 58 Bastrop 37 Lee 24 Webb 15 Colorado 8 Zapata 4 Frio 3 Hidalgo 1

Type

753 FILINGS · 728 PERMITS · PAGE 2 OF 16 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 20, 2006	611208	Drill	Webb	D. Martinez #14	8,500	Final completion	47939361	Acquired from Houston Exploration Company, The
Nov 30, 2005	609987	Drill	Refugio	Scanio, Miguelita #13	7,500	Final completion	39132712	Acquired from Acock/Anaqua Operating Co., LP
Jul 14, 2005	603213	Drill	Refugio	Miguelita Scanio #12	7,200	Spudded	39132684	Acquired from Acock/Anaqua Operating Co., LP
Jul 14, 2005	603213Amendment	Drill	Refugio	Miguelita Scanio #12	7,200	Final completion	39132684	Acquired from Acock/Anaqua Operating Co., LP
Feb 23, 2005	557975	Drill	Refugio	Scanio, M #11	7,200	Spudded	39132659	Acquired from Cummins & Walker Oil Co., Inc.
Feb 23, 2005	557975Amendment	Drill	Refugio	Scanio, M #11	7,200	Final completion	39132659	Acquired from Cummins & Walker Oil Co., Inc.
Oct 26, 2004	552711	Drill	Refugio	Scanio, M. #10	7,200	Spudded	39132633	Acquired from Cummins & Walker Oil Co., Inc.
Oct 26, 2004	552711Amendment	Drill	Refugio	Scanio, M. #10	7,200	Final completion	39132633	Acquired from Cummins & Walker Oil Co., Inc.
Jun 30, 2004	547604	Recompletion	Refugio	Scanio, M. #1	7,614	Final completion	39132329	Acquired from Cummins & Walker Oil Co., Inc.
Sep 22, 2003	536577	Drill	Refugio	Scanio, M #8	7,100	Spudded	39132534	Acquired from Cummins & Walker Oil Co., Inc.
Sep 22, 2003	536577Amendment	Drill	Refugio	Scanio, M #8	7,100	Final completion	39132534	Acquired from Cummins & Walker Oil Co., Inc.
Sep 13, 2001	513466	Recompletion	Refugio	Scanio, M. #1	7,614	Final completion	39132329	Acquired from Cummins & Walker Oil Co., Inc.
Apr 23, 2001	508094	Drill	Zapata	Martinez, B. M. #6	8,000	Final completion	50534331	Acquired from Key Energy of Colorado, Inc.
Aug 9, 2000	498083	Drill	Refugio	Shelton, Ben #1	7,200	Final completion	39132374	Acquired from Cummins & Walker Oil Co., Inc.
Jun 9, 2000	495987	Drill	Refugio	Scanio, Miguelita #3	7,200	Spudded	39132361	Acquired from Cummins & Walker Oil Co., Inc.
Jun 9, 2000	495987Amendment	Drill	Refugio	Scanio, Miguelita #3	7,200	Final completion	39132361	Acquired from Cummins & Walker Oil Co., Inc.
Jan 25, 2000	491392	Drill	Refugio	Scanio, Miguelita #1	7,600	Spudded	39132329	Acquired from Cummins & Walker Oil Co., Inc.
Jan 25, 2000	491392Amendment	Drill	Refugio	Scanio, Miguelita #1	7,600	Final completion	39132329	Acquired from Cummins & Walker Oil Co., Inc.
Sep 1, 1999	487191	Drill	Colorado	E. P. Cooper Gas Unit 2 #4L	10,650	Final completion	08932167	Acquired from Cabot Oil & Gas Corporation
Jul 9, 1999	485759	Drill	Webb	Hachar, D. D. #35	7,000	Final completion	47937305	Acquired from Columbus Energy Corp.
Feb 2, 1999	482410	Drill	Colorado	E. P. Cooper Gas Unit 2 #3	12,700	Final completion	08932118	Acquired from Cabot Oil & Gas Corporation
Dec 28, 1998	481729	Drill	Colorado	Kaiser, J. Estate #1	12,200	Spudded	08932110	Acquired from Cabot Oil & Gas Corporation
Dec 28, 1998	481729Amendment	Drill	Colorado	Kaiser, J. Estate #1	12,200	Final completion	08932110	Acquired from Cabot Oil & Gas Corporation
Nov 2, 1998	480606	Drill	Colorado	E. P. Cooper Gas Unit 2 #2	12,200	Spudded	08932100	Acquired from Cabot Oil & Gas Corporation
Nov 2, 1998	480606Amendment	Drill	Colorado	E. P. Cooper Gas Unit 2 #2	12,700	Final completion	08932100	Acquired from Cabot Oil & Gas Corporation
Jul 17, 1998	478062	Drill	Colorado	E. P. Cooper Gas Unit 2 #1	11,700	—	08932083	Acquired from Cabot Oil & Gas Corporation
Jul 17, 1998	478062Amendment	Drill	Colorado	E. P. Cooper Gas Unit 2 #1	12,000	Final completion	08932083	Acquired from Cabot Oil & Gas Corporation
May 26, 1998	476508	Recompletion	Crockett	State of Texas "CQ" #4	2,465	—	10534629	Acquired from Lomak Production Company
May 22, 1998	476507	Recompletion	Crockett	State of Texas "CQ" #5	2,450	—	10534673	Acquired from Lomak Production Company
Oct 28, 1997	467148	Drill	Reagan	Hickman "C" #13	2,700	Final completion	38334847	Acquired from Lomak Production Company
Oct 28, 1997	467147	Drill	Reagan	Hickman "C" #14	2,700	Final completion	38334846	Acquired from Lomak Production Company
Oct 28, 1997	467146	Drill	Reagan	Hickman "C" #15	2,700	Final completion	38334845	Acquired from Lomak Production Company
Oct 13, 1997	467160	Drill	Crockett	University Great Plains "B" #9	2,700	Final completion	10537867	Acquired from Lomak Production Company
Oct 13, 1997	467159	Drill	Crockett	University Warren #10	2,700	Final completion	10537866	Acquired from Lomak Production Company
Oct 13, 1997	467158	Drill	Crockett	University Cities Service #10	2,700	Final completion	10537865	Acquired from Lomak Production Company
Oct 13, 1997	467157	Drill	Crockett	University Cities Service #11	2,700	Final completion	10537864	Acquired from Lomak Production Company
Oct 13, 1997	467156	Drill	Crockett	University "D" #17	2,700	Final completion	10537863	Acquired from Lomak Production Company
Oct 13, 1997	467155	Drill	Crockett	University "D" #18	2,700	Final completion	10537862	Acquired from Lomak Production Company
Oct 13, 1997	467154	Drill	Reagan	University -9B- #9	2,700	Final completion	38334844	Acquired from Lomak Production Company
Oct 13, 1997	467153	Drill	Reagan	J.P. Lease #17	2,700	Final completion	38334843	Acquired from Lomak Production Company
Oct 13, 1997	467152	Drill	Reagan	University "10" #17	2,700	Final completion	38334842	Acquired from Lomak Production Company
Oct 13, 1997	467151	Drill	Reagan	J.P. Lease #18	2,700	Final completion	38334841	Acquired from Lomak Production Company
Oct 13, 1997	467150	Drill	Crockett	University Warren #9	2,700	Final completion	10537868	Acquired from Lomak Production Company
Oct 13, 1997	467149	Drill	Reagan	J.P. Lease #19	2,700	Final completion	38334848	Acquired from Lomak Production Company
Jul 25, 1997	465454	Recompletion	Reagan	University 10 "S" #16	2,375	—	38331652	Acquired from Lomak Production Company
Jun 17, 1997	463446	Drill	Reagan	University "9A" #12WI	2,700	Final completion	38334786	Acquired from Lomak Production Company
Jun 10, 1997	463447	Drill	Reagan	University "9A" #11WI	2,700	Unperforated completion	38334787	Acquired from Lomak Production Company
May 22, 1997	462768	Drill	Reagan	University "9A" #9	2,700	Final completion	38334773	Acquired from Lomak Production Company
May 15, 1997	461706	Drill	Reagan	University "10" #2A	2,700	Final completion	38334759	Acquired from Lomak Production Company
May 7, 1997	461971	Drill	Webb	Hachar, D. D. #27	7,200	Final completion	47936684	Acquired from Columbus Energy Corp.