OPERATORS · TEXAS · P-5 NUMBER 659826

Petra Oleum Corp.

WindowAll time 90 days 1 year 3 years 10 years

CountyVictoria 86 Lavaca 22 Bee 8 Wharton 8 McMullen 6 Starr 5 Goliad 3 Mitchell 2 Glasscock 2 Stonewall 2

148 FILINGS · 136 PERMITS · PAGE 2 OF 3 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 26, 2000	490990	Recompletion	Victoria	Zimmer #6	2,730	—	46903176	—
Jan 26, 2000	490989	Recompletion	Victoria	Terrell "A" #2	2,730	Final completion	46901244	—
Dec 20, 1999	489906	Recompletion	Victoria	Terrell "A" #8	4,924	Final completion	46901260	—
Dec 3, 1999	489870	Recompletion	Goliad	Walter GU Dietzel #3	3,230	Final completion	17531585	Now B.P. Productions Inc.
Nov 2, 1999	489030	Recompletion	Colorado	Harfst #1	3,700	—	08931653	Now Ipact
Oct 11, 1999	488164	Recompletion	Wharton	Duson #4	3,600	Final completion	48133535	—
Jul 2, 1999	485606	Drill	Victoria	Terrell, Etta #4C	2,950	Final completion	46933417	Acquired from Averill, W. M. Inc.
Nov 17, 1998	480763	Recompletion	Victoria	Urban -A- #2	3,890	—	46930666	Acquired from Costilla Energy, Inc.
Aug 4, 1998	478409	Recompletion	Victoria	Urban -A- #2	4,130	Final completion	46930666	Acquired from Costilla Energy, Inc.
Dec 8, 1997	470867	Recompletion	Victoria	Zimmer, J. #2	2,300	Final completion	46901275	Acquired from Costilla Energy, Inc.
Nov 17, 1997	470130	Recompletion	Victoria	Zimmer, John #8	1,900	Final completion	46930578	Acquired from Costilla Energy, Inc.
Nov 7, 1997	469796	Recompletion	Victoria	Terrell, Etta #4B	2,900	Final completion	46901263	Acquired from Averill, W. M. Inc.
Aug 27, 1997	466740	Recompletion	Lavaca	Borchers #5LU	3,800	—	28530226	Acquired from Costilla Energy, Inc.
Aug 26, 1997	466739	Recompletion	Lavaca	Borchers, William #9	4,455	Final completion	28530244	Acquired from Costilla Energy, Inc.
Aug 25, 1997	466629	Recompletion	Lavaca	Borchers, William #14	2,370	Final completion	28530399	Acquired from Costilla Energy, Inc.
Jul 18, 1997	465106	Drill	Victoria	Terrell, Etta #2B	3,000	Final completion	46933242	Acquired from Averill, W. M. Inc.
Apr 21, 1997	461372	Drill	McMullen	Paisano Ranch -13- #1	12,000	Final completion	31133405	Acquired from Costilla Energy, Inc.
Mar 26, 1997	460367	Drill	McMullen	Paisano Ranch -16- #1	12,500	Final completion	31133384	Acquired from Costilla Energy, Inc.
Mar 17, 1997	459922	Drill	McMullen	Paisano Ranch -1- #1	11,000	Spudded	31133373	Acquired from Costilla Energy, Inc.
Mar 17, 1997	459922Amendment	Drill	McMullen	Paisano Ranch -1- #1	7,600	Final completion	31133373	Acquired from Costilla Energy, Inc.
Feb 19, 1997	458870	Drill	McMullen	Paisano Ranch 6 #1	11,000	Final completion	31133359	Acquired from Costilla Energy, Inc.
Feb 4, 1997	458171	Drill	McMullen	Paisano Ranch -7- #1	11,500	Final completion	31133342	Acquired from Costilla Energy, Inc.
Oct 18, 1994	427757	Recompletion	Victoria	Terrell, Etta #5B	2,800	Final completion	46901262	Acquired from Averill, W. M. Inc.
Aug 31, 1994	427605	Recompletion	Lavaca	Ewers, Pinkie #3	3,612	Final completion	28531249	Acquired from Midpar L.P.
Sep 14, 1993	414357	Recompletion	Victoria	Terrell "B" #5RR	3,000	—	46932907	Acquired from Graham Royalty, Ltd.
Aug 9, 1993	414515	Recompletion	Victoria	Terrell "C" #3	4,190	Final completion	46901249	Acquired from Graham Royalty, Ltd.
Jul 13, 1993	413825	Drill	Glasscock	Books "21" #01	9,000	—	17332343	Acquired from Costilla Petroleum Corporation
Jul 13, 1993	413825Amendment	Drill	Glasscock	Books '21' #01	8,640	Final completion	17332343	Acquired from Costilla Petroleum Corporation
Jun 14, 1993	409132	Recompletion	Victoria	Zimmer, John #8	4,513	Final completion	46930578	Acquired from Graham Royalty, Ltd.
Jun 9, 1993	410476	Recompletion	Victoria	Zimmer, John #4	3,049	—	46901277	Acquired from Graham Royalty, Ltd.
Apr 28, 1993	410092	Recompletion	Victoria	Terrell "B" #5R	2,912	Final completion	46930422	Acquired from Graham Royalty, Ltd.
Apr 27, 1993	410990	Recompletion	Lavaca	Hamman, E.H. #2	3,300	Final completion	28531468	Acquired from Graham Royalty, Ltd.
Mar 24, 1993	405204	Recompletion	Victoria	Terrell, Etta #3	2,860	—	46901254	Acquired from Averill, W. M. Inc.
Jan 6, 1993	406598	Recompletion	Mitchell	Brennand "A" #1	8,275	Final completion	33533251	Acquired from Graham Royalty, Ltd.
Dec 15, 1992	407232	Recompletion	Victoria	Murphy "G" #1	5,912	Final completion	46930529	Acquired from Bridge Oil Production Co., Inc.
Dec 10, 1992	405446	Recompletion	Victoria	Terrell, Etta #2	2,909	—	46901253	Acquired from Averill, W. M. Inc.
Jul 3, 1992	400677	Recompletion	Victoria	Murphy "G" #1	5,912	Final completion	46930529	Acquired from Bridge Oil Production Co., Inc.
May 27, 1992	399585	Recompletion	Victoria	Murphy "G" #1	5,912	Final completion	46930529	Acquired from Bridge Oil Production Co., Inc.
Apr 27, 1992	398554	Drill	Victoria	Terrell, Etta "B" #5RR	3,000	Long string casing	46932907	Acquired from Graham Royalty, Ltd.
Apr 27, 1992	398554Amendment	Drill	Victoria	Terrell "B" #5RR	3,000	Unsuccessful workover	46932907	Acquired from Graham Royalty, Ltd.
Feb 4, 1992	396094	Drill	Victoria	Terrell, Etta #1A	2,950	Final completion	46932896	Acquired from Averill, W. M. Inc.
Nov 12, 1991	393830	Drill	Wharton	Duson #4	5,200	Final completion	48133535	Acquired from Tex/Con Oil & Gas Company
Nov 12, 1991	393830Amendment	Drill	Wharton	Duson #4	5,200	—	48133535	Acquired from Pg&e Resources Company
Aug 7, 1991	390594	Recompletion	Starr	Pena, Niceforo Jr. No. 1 #1	8,500	Final completion	42731571	Acquired from Graham Royalty, Ltd.
Aug 1, 1991	390140	Recompletion	Lavaca	Hamman, E. H. #2	3,300	Final completion	28531468	Acquired from Graham Royalty, Ltd.
May 20, 1991	387969	Recompletion	Victoria	Terrell A #6	4,832	Final completion	46901240	Acquired from Graham Royalty, Ltd.
Apr 20, 1990	371892	Recompletion	Starr	Pena, Niceforo Jr. No. 1 #1	7,920	Final completion	42731571	Acquired from Graham Royalty, Ltd.
Nov 27, 1989	366461	Recompletion	Victoria	Pribyl #9	2,920	Final completion	46903087	Acquired from Graham Royalty, Ltd.
Nov 9, 1989	366108	Drill	Wharton	Duson #1	4,900	Final completion	48133323	Acquired from Geodominion Petroleum
Sep 6, 1989	363413	Recompletion	Lavaca	Borchers, William #9	4,455	—	28530244	Acquired from Parker & Parsley Petroleum Co.