OPERATORS · TEXAS · P-5 NUMBER 877099

Unit Petroleum Company

WindowAll time 90 days 1 year 3 years 10 years

TypeDrill 790 Recompletion 107 Other 6 Field transfer 6 Reenter 5

56 FILINGS · 43 PERMITS · PAGE 1 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Aug 28, 2006	624968	Drill	Matagorda	Nelsen "C" #1	10,400	Final completion	32132140	Now Sandel Operating Company
Aug 19, 2005	605227	Drill	Matagorda	Slaughter #4	10,600	Final completion	32132072	Now Trinidad Energy LLC
Mar 23, 2005	559433	Drill	Matagorda	Buffaloe #1	8,500	Spudded	32132052	Now Trinidad Energy LLC
Mar 23, 2005	559433Amendment	Drill	Matagorda	Buffaloe #1	8,387	Final completion	32132052	Now Trinidad Energy LLC
May 27, 2003	532415	Drill	Matagorda	Janssen #1	9,600	Final completion	32131965	—
Nov 4, 2002	525236	Recompletion	Matagorda	Sliva Gas Unit #1X	11,250	Final completion	32131843	—
Jul 17, 2002	521956	Drill	Matagorda	Engelke #1	9,550	—	32131931	—
Jul 17, 2002	521956Amendment	Drill	Matagorda	Engelke #1	9,550	Plugged dry hole (P&A)	32131931	—
Apr 1, 2002	518714	Recompletion	Matagorda	Sliva Gas Unit #2	11,500	Final completion	32131909	—
Feb 21, 2002	517799	Recompletion	Matagorda	Sliva Gas Unit #2	11,500	Final completion	32131909	—
Nov 29, 2001	515715	Recompletion	Matagorda	Sliva Gas Unit #1X	11,250	Final completion	32131843	—
Oct 12, 2001	514422	Drill	Matagorda	Sliva Gas Unit #2	11,600	Spudded	32131909	—
Oct 12, 2001	514422Amendment	Drill	Matagorda	Sliva Gas Unit #2	11,500	Final completion	32131909	—
Feb 21, 2001	505640	Drill	Matagorda	Dykes Gas Unit #2	10,700	Final completion	32131873	Now Well-Co Solutions LLC
Aug 24, 2000	498812	Drill	Matagorda	Silva Gas Unit #1X	11,400	Spudded	32131843	—
Aug 24, 2000	498812Amendment	Drill	Matagorda	Silva Gas Unit #1X	11,250	Final completion	32131843	—
Jul 19, 2000	497361	Drill	Matagorda	Sliva Gas Unit #1	10,950	Plugged dry hole (P&A)	32131835	—
Mar 21, 2000	493293	Drill	Matagorda	Dykes #1	11,300	Spudded	32131815	—
Mar 21, 2000	493293Amendment	Drill	Matagorda	Dykes Gas Unit #1	11,150	Final completion	32131815	—
Jan 20, 1999	482136	Recompletion	Matagorda	B. B. Clardy Gas Unit #2	15,500	—	32131723	—
Jan 20, 1999	482136Amendment	Recompletion	Matagorda	B. B. Clardy Gas Unit #2	15,540	—	32131723	—
Jan 20, 1999	482136Amendment	Recompletion	Matagorda	B. B. Clardy Gas Unit #2	8,750	Final completion	32131723	—
Jan 20, 1998	471954	Recompletion	Matagorda	Harriman, C. B. #1T	9,000	Final completion	32102399	—
Dec 13, 1996	454926	Drill	Matagorda	Larson #1	10,000	Final completion	32131731	Now Trinidad Energy LLC
Oct 10, 1996	453685	Drill	Matagorda	FRP, et Al #1	8,500	Plugged dry hole (P&A)	32131729	—
Jun 18, 1996	449398	Recompletion	Matagorda	Harriman, C. B. #2	8,620	—	32130924	Acquired from Shana Petroleum Company
Jun 12, 1996	449147Amendment	Drill	Matagorda	Genzer #1	8,500	Plugged dry hole (P&A)	32131724	—
May 2, 1996	447700	Drill	Matagorda	B. B. Clardy Gas Unit #2	10,250	Final completion	32131723	—
Mar 15, 1996	445820	Recompletion	Matagorda	Carlson, Richard #1	8,850	—	32101936	Acquired from Shana Petroleum Company
Dec 22, 1995	443150	Drill	Matagorda	Nelsen B Unit #1	10,400	—	32131720	—
Dec 22, 1995	443150Amendment	Drill	Matagorda	Nelsen B Unit #1	10,400	Final completion	32131720	—
Oct 3, 1995	440477	Recompletion	Matagorda	Harrison, L. S. #3	9,350	Final completion	32102792	Now Trinidad Energy LLC
Mar 10, 1994	421926	Recompletion	Matagorda	Duran, Fannie P. #4	8,550	—	32131578	Acquired from American National Petroleum Co.
Nov 18, 1992	406249	Drill	Matagorda	Nelsen #1	11,000	—	32131682	Acquired from Solatex Resources, Ltd
Nov 18, 1992	406249Amendment	Drill	Matagorda	Nelson #1	11,000	—	32131682	Acquired from Solatex Resources, Ltd
Nov 18, 1992	406249Amendment	Drill	Matagorda	Nelsen #1	11,000	—	32131682	Acquired from American National Petroleum Co.
Nov 18, 1992	406249Amendment	Drill	Matagorda	Nelson, G.A. et al- State G.U. #1	11,000	Final completion	32131682	Acquired from American National Petroleum Co.
Jun 26, 1991	389111	Recompletion	Matagorda	Duran, Fannie P. #4	10,054	Spudded	32131578	Acquired from Hawthorne Oil and Gas Corp.
Jun 26, 1991	389111Amendment	Recompletion	Matagorda	Duran, Fannie P. #4	10,054	Final completion	32131578	Acquired from Hawthorne Oil and Gas Corp.
Jul 30, 1990	373919	Recompletion	Matagorda	Duran, Fannie P. #4	10,054	Final completion	32131578	Acquired from Hawthorne Oil and Gas Corp.
Jul 26, 1990	375787	Recompletion	Matagorda	Ressler, J. R. #1	8,990	Final completion	32101939	Acquired from Mitchell Energy Corporation
Jul 3, 1989	359579	Recompletion	Matagorda	H.J. Nelsen Gas Unit #3	8,733	Unsuccessful workover	32130067	Acquired from Texaco Producing Inc.
May 12, 1989	359142	Recompletion	Matagorda	Duran, Fannie P. #1	10,320	Final completion	32130336	Acquired from Hawthorne Oil and Gas Corp.
Nov 28, 1988	351941	Drill	Matagorda	Duran, Fannie P. #4	10,150	Final completion	32131578	Acquired from Hawthorne Oil and Gas Corp.
Apr 30, 1987	329465	Recompletion	Matagorda	Harriman, C. B. #3	11,000	Unsuccessful workover	32131385	Acquired from Mitchell Energy Corporation
May 8, 1986	301937	Drill	Matagorda	Pierce, J. P. Estate #1	10,000	Spudded	32131510	Acquired from Mitchell Energy Corporation
May 8, 1986	301937Amendment	Drill	Matagorda	Pierce, J. P. Estate #1	10,000	Final completion	32131510	Acquired from Mitchell Energy Corporation
Jun 15, 1984	242092	Recompletion	Matagorda	Nelsen, H. J. #3	8,733	Final completion	32130067	Acquired from Getty Oil Co.
May 30, 1984	241638	Recompletion	Matagorda	Wagner, Emily #2	9,050	Final completion	32130974	Acquired from Mitchell Energy Corporation
May 25, 1984	240169	Drill	Matagorda	Harriman, C. B. #3	11,000	Final completion	32131385	Acquired from Mitchell Energy Corporation