OPERATORS · TEXAS · P-5 NUMBER 169313

Columbus Energy, LLC

WindowAll time 90 days 1 year 3 years 10 years

CountyWebb 481 Galveston 98 McMullen 60 Jim Hogg 58 Duval 57 Live Oak 27 Zapata 7 Matagorda 2 Jackson 2 Calhoun 1

TypeDrill 39 Reenter 2 Recompletion 7 Field transfer 3

793 PERMITS · PAGE 2 OF 16 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jun 28, 2008	664312	Drill	Webb	Hubberd, William "A2" #81	9,300	Final completion	47940279	Acquired from Forest Oil Corporation
Jun 21, 2008	663586	Drill	Webb	J.M. Ruiz #7QC	2,000	Final completion	47940262	—
Jun 18, 2008	663485	Drill	Webb	McKendrick #4QC	1,700	Final completion	47940260	—
Jun 18, 2008	663481	Drill	Webb	Ruiz, J. M. #8QC	2,000	—	47940261	—
Jun 13, 2008	662934	Drill	Webb	D. D. Hachar #46QC	1,700	Final completion	47940246	—
Jun 13, 2008	662930	Drill	Webb	D.D. Hachar #45QC	1,700	Final completion	47940245	—
Jun 13, 2008	662928	Drill	Webb	D. D. Hachar #44QC	1,700	—	47940251	—
Jun 7, 2008	662320	Drill	Webb	Ruiz, J M #6	8,200	—	47940242	—
Jun 7, 2008	662320	Field transfer	Webb	Ruiz, J. M. #6	8,200	Final completion	47940242	—
Jun 5, 2008	662148	Drill	Webb	William Hubberd "B2" #82	9,500	Final completion	47940237	Acquired from Forest Oil Corporation
May 29, 2008	658381	Reenter	Webb	Prevost #2RE	8,045	—	47930886	Now Columbus Energy Corp.
May 20, 2008	660512	Drill	Webb	Hachar, D. D. #43	8,200	—	47940222	—
May 20, 2008	660512	Field transfer	Webb	Hachar, D. D. #43	8,200	Final completion	47940222	—
May 15, 2008	660710	Drill	Webb	Clark, N. H. #19	6,700	—	47940216	—
May 15, 2008	660710	Drill	Webb	Clark, N. H. #19	8,200	—	47940216	—
May 15, 2008	660710	Drill	Webb	Clark, N. H. #19	8,200	Final completion	47940216	—
May 13, 2008	660514	Drill	Webb	Hachar, D. D. #42	6,750	—	47940210	Now Digital Operating Company LLC
May 13, 2008	660514	Field transfer	Webb	Hachar, D. D. #42	6,750	Final completion	47940210	Now Digital Operating Company LLC
Apr 17, 2008	658539	Recompletion	Duval	Arco et al Humble Fee Gas Unit #5	15,000	Side one multi completion	13136213	Acquired from BP America Production Company
Mar 28, 2008	654113	Reenter	Jim Hogg	Holbein Trust #1	9,800	Final completion	24732124	Acquired from Merit Energy Company
Mar 11, 2008	654223	Recompletion	Duval	Humble Fee Gas Unit #8	13,740	Final completion	13138618	Acquired from BP America Production Company
Mar 4, 2008	656507	Drill	Duval	Henderson - State #1	3,500	Final completion	13139067	Acquired from Triangle Three Resources L.L.C.
Jan 29, 2008	653488	Recompletion	Jim Hogg	McLean, Marrs #11	12,750	Final completion	24731598	Acquired from BP America Production Company
Nov 26, 2007	650160	Drill	Jackson	Navidad River Unit #2R	7,000	Final completion	23933437	Acquired from Ambassador Petroleum, Inc.
Mar 5, 2007	634250	Recompletion	Duval	Humble Fee Gas Unit #9	14,250	—	13138701	Acquired from BP America Production Company
Feb 2, 2007	632776	Recompletion	Jim Hogg	Marrs McLean Trust -A- #7	13,318	Side one multi completion	24732289	Acquired from BP America Production Company
Jan 8, 2007	630613	Recompletion	Jim Hogg	McLean Heirs #7	13,800	—	24732206	Acquired from BP America Production Company
Jun 27, 2006	621647	Drill	Galveston	Bayou Development B #B 22	9,700	Spudded	16731433	Acquired from KCS Resources, Inc.
Jun 27, 2006	621647	Drill	Galveston	Bayou Development B #B 22	9,700	Final completion	16731433	Acquired from Milagro Exploration, LLC
Apr 21, 2006	617987	Recompletion	Jim Hogg	Marrs McLean Trust -A- #8	12,882	Final completion	24732335	Acquired from BP America Production Company
Apr 11, 2006	617170	Recompletion	McMullen	Lindholm 86-1 #2	10,130	Final completion	31132878	Acquired from BP America Production Company
Mar 29, 2006	616379	Drill	Galveston	Bayou Development #B 20	9,500	Final completion	16731428	Acquired from KCS Resources, Inc.
Mar 6, 2006	614976	Recompletion	Duval	Oryx #3	7,800	—	13138505	Acquired from Ipact
Feb 16, 2006	614336	Drill	Webb	Hachar, D.D. #41	8,500	Final completion	47939425	Acquired from Peoples Energy Prod.-TX, L.P.
Feb 8, 2006	613790	Recompletion	Duval	Humble Fee Gas Unit #9	14,250	Final completion	13138701	Acquired from BP America Production Company
Jan 30, 2006	613052	Recompletion	McMullen	Rhode, D. W. -25- #2	10,780	Final completion	31133819	Acquired from BP America Production Company
Nov 14, 2005	609331	Drill	Jim Hogg	Marrs McLean Trust -A- #8	15,500	Final completion	24732335	Acquired from BP America Production Company
Nov 10, 2005	609369	Drill	Webb	Clark, N. H. #18	9,000	Final completion	47939333	Acquired from Peoples Energy Prod.-TX, L.P.
Oct 21, 2005	608242	Recompletion	Duval	Humble Fee Gas Unit #9	14,250	Final completion	13138701	Acquired from BP America Production Company
Oct 7, 2005	607488	Drill	McMullen	Rhode, DW 26 #5	11,800	Final completion	31133854	Acquired from BP America Production Company
Aug 30, 2005	605617	Drill	Webb	Hubberd Trust #74	9,800	Final completion	47939255	Acquired from Houston Exploration Company, The
Aug 3, 2005	604297	Drill	Webb	Rancho Blanco #23	7,850	Final completion	47939233	Acquired from Zachry Exploration, Ltd.
Jul 15, 2005	602080	Drill	Duval	Humble Fee Gas Unit #10	15,500	Final completion	13138815	Acquired from BP America Production Company
Jul 5, 2005	602986	Drill	Webb	Rancho Blanco #22	7,600	Final completion	47939188	Acquired from Zachry Exploration, Ltd.
Jul 1, 2005	602854	Drill	Galveston	Bayou Development #B 19	9,700	Final completion	16731414	Acquired from KCS Resources, Inc.
Jun 8, 2005	601809	Drill	McMullen	Rhode, D. W. -25- #2	11,700	Final completion	31133819	Acquired from BP America Production Company
May 20, 2005	600978	Drill	Webb	Hubberd #78	10,800	Final completion	47939130	Acquired from Houston Exploration Company, The
May 19, 2005	600922	Drill	Webb	Hubberd #79	10,900	Final completion	47939129	Acquired from Houston Exploration Company, The
May 19, 2005	600917	Drill	Webb	Hubberd #80	10,900	Final completion	47939124	Acquired from Houston Exploration Company, The
May 6, 2005	600332	Drill	Calhoun	State Tract 254 #1	15,300	Final completion	05731698	Acquired from Brigham Oil & Gas, L.P.