OPERATORS · TEXAS · P-5 NUMBER 172230

Conoco Inc.

WindowAll time 90 days 1 year 3 years 10 years

TypeDrill 3435 Recompletion 665 Other 50 Reenter 14 Field transfer 8

56 FILINGS · 52 PERMITS · PAGE 1 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Mar 19, 1991	385905	Recompletion	Stonewall	Rutherford "A" #13	6,840	Unsuccessful workover	43310483	Now Pan Western Energy Corporation
Dec 10, 1990	381729	Recompletion	Stonewall	McMillin, I. S. "A" #3	6,250	Unsuccessful workover	43330919	Now L.C.S. Production Company
Dec 19, 1989	367292	Drill	Stonewall	Boyd, C. E. #03	250	Cathodic protection well	43332572	—
Nov 9, 1989	366031	Drill	Stonewall	Brinkley, Arthur Jr. "A" #53	4,350	—	43332554	—
Nov 2, 1989	365599	Drill	Stonewall	Brinkley, Arthur Jr. "A" #54	4,350	Final completion	43332551	Now Grayrock Energy II LLC
Oct 26, 1989	365453	Recompletion	Stonewall	Viertel, E. H. #1	4,967	Final completion	43300340	Now L.C.S. Production Company
May 4, 1989	358789	Drill	Stonewall	Anderson, P. L. #O 2	250	Cathodic protection well	43332503	—
Mar 20, 1989	357055	Drill	Stonewall	Short, Warren #001	250	Cathodic protection well	43332486	—
Mar 20, 1989	357054	Drill	Stonewall	Weir, W. C. #0011	250	Cathodic protection well	43332487	—
Jan 20, 1988	341526	Drill	Stonewall	Brinkley, Arthur "A" #52	4,350	—	43332335	Now Grayrock Energy II LLC
Jan 20, 1988	341526Amendment	Drill	Stonewall	Brinkley, Arthur "A" #52	4,350	Final completion	43332335	Now Grayrock Energy II LLC
Jan 20, 1988	341525	Drill	Stonewall	Brinkley, Arthur "A" #51	4,350	—	43332334	Now Grayrock Energy II LLC
Jan 20, 1988	341525Amendment	Drill	Stonewall	Brinkley, Arthur "A" #51	4,350	Final completion	43332334	Now Grayrock Energy II LLC
Jan 20, 1988	341523	Drill	Stonewall	Brinkley, Arthur A #55	4,350	Final completion	43332338	Now Grayrock Energy II LLC
Jan 20, 1988	341522	Drill	Stonewall	Brinkley, Arthur "A" #54	4,350	—	43332337	—
Jan 20, 1988	341520	Drill	Stonewall	Brinkley, Arthur "A" #53	4,350	—	43332336	—
May 4, 1987	329594	Drill	Stonewall	Brinkley, Arthur "A" #50	4,350	—	43332241	Now Grayrock Energy II LLC
May 4, 1987	329594Amendment	Drill	Stonewall	Brinkley, Arthur "A" #50	4,350	Final completion	43332241	Now Grayrock Energy II LLC
Dec 13, 1985	292719	Drill	Stonewall	Jones, J. R. et Al #1	5,200	Plugged dry hole (P&A)	43332131	—
Mar 27, 1985	270691	Drill	Stonewall	Scoggins, F. E. #10	5,200	Final completion	43331992	Now L.C.S. Production Company
Mar 7, 1985	268647	Drill	Stonewall	Scoggins Unit #4	5,150	Unsuccessful workover	43331983	Now L.C.S. Production Company
Jan 15, 1985	264192	Drill	Stonewall	Scoggins, F. E. #9	5,150	Final completion	43331960	Now L.C.S. Production Company
Sep 4, 1984	250211	Drill	Stonewall	Scoggins, F. E. #8	5,150	Final completion	43331884	Now L.C.S. Production Company
Jul 23, 1984	245868	Drill	Stonewall	West Flowers Unit #65	4,800	Final completion	43331862	Now Grayrock Energy II LLC
Jul 23, 1984	245868Amendment	Drill	Stonewall	West Flowers Unit #65	4,700	Final completion	43331862	Now Grayrock Energy II LLC
Mar 5, 1984	231632	Drill	Stonewall	Guest Canyon Sand Unit #53	4,800	Final completion	43331791	Now R3 Operating Corporation
May 17, 1983	195378	Drill	Stonewall	West Flowers Unit #65	6,600	Final completion	43331623	Now Grayrock Energy II LLC
May 10, 1983	194060	Drill	Stonewall	Guest (Canyon Sand) Unit #52	4,700	Final completion	43331535	Now R3 Operating Corporation
Apr 22, 1983	192461	Drill	Stonewall	Scoggins, Flossie E. #7 W	5,150	Spudded	43331608	Now L.C.S. Production Company
Nov 30, 1982	179199	Drill	Stonewall	Guest (Canyon Sand) Unit #52	4,700	—	43331535	Now R3 Operating Corporation
Oct 18, 1982	174641	Drill	Stonewall	Brinkley, Arthur Jr. "A" #49 W	4,350	Final completion	43331517	Now Grayrock Energy II LLC
Sep 28, 1982	173019	Drill	Stonewall	Guest (Canyon Sand) Unit #51	4,700	Final completion	43331507	Now R3 Operating Corporation
Sep 1, 1982	170761	Drill	Stonewall	West Flowers Unit #64	4,700	Final completion	43331487	Now Grayrock Energy II LLC
Jun 25, 1982	164766	Drill	Stonewall	Brinkley, Arthur, Jr. A #48	4,450	Final completion	43331473	Now Grayrock Energy II LLC
Jun 25, 1982	164761	Drill	Stonewall	Rutherford, W. Z. "E" #4	4,650	Final completion	43331472	Now Flying W Resources LLC
Dec 31, 1981	146799	Drill	Stonewall	Guest (Canyon Sand) Unit #50	4,800	Final completion	43331400	Now R3 Operating Corporation
Dec 31, 1981	146798	Drill	Stonewall	Guest (Canyon Sand) Unit #49	4,800	Final completion	43331399	Now R3 Operating Corporation
Dec 31, 1981	146797	Drill	Stonewall	West Flowers Unit #63	4,650	Final completion	43331398	Now Grayrock Energy II LLC
Dec 31, 1981	146232	Drill	Stonewall	West Flowers Unit #62	4,650	Final completion	43331394	Now Grayrock Energy II LLC
Dec 29, 1981	145457	Drill	Stonewall	Brinkley, Arthur "A" #47	4,350	Final completion	43331389	Now Grayrock Energy II LLC
Dec 29, 1981	145456	Drill	Stonewall	Brinkley, Arthur "A" #46	4,400	Final completion	43331388	Now Grayrock Energy II LLC
Dec 28, 1981	145455	Drill	Stonewall	Brinkley, Arthur "A" #45	4,400	Spudded	43331387	Now Grayrock Energy II LLC
Dec 21, 1981	145015	Drill	Stonewall	Brinkley, Arthur "A" #44	4,350	Final completion	43331385	Now Grayrock Energy II LLC
Jul 24, 1981	127189	Recompletion	Stonewall	West Flowers Unit #58	4,525	—	43330422	Now Grayrock Energy II LLC
Mar 23, 1981	112805	Drill	Stonewall	Brinkley, Arthur, Jr. -A- #43	4,350	Final completion	43331188	Now Grayrock Energy II LLC
Feb 10, 1981	108011	Recompletion	Stonewall	Rutherford, W. Z. "F" #1	6,150	Final completion	43331114	Now Flying W Resources LLC
Oct 9, 1980	95300	Drill	Stonewall	Rutherford, W. Z. "F" #1	6,150	Final completion	43331114	Now Flying W Resources LLC
Sep 23, 1980	93559	Drill	Stonewall	Scoggins Unit #3	5,100	Final completion	43331104	Now L.C.S. Production Company
Sep 19, 1980	93266	Drill	Stonewall	Scoggins, Flossie E. #6	5,100	Final completion	43331103	Now L.C.S. Production Company
Sep 8, 1980	91741	Drill	Stonewall	Brinkley, Arthur, Jr. -A- #42	4,350	Final completion	43331097	Now Grayrock Energy II LLC