OPERATORS · TEXAS · P-5 NUMBER 750400

Schalk Oil Company, Inc.

WindowAll time 90 days 1 year 3 years 10 years

73 FILINGS · 70 PERMITS · PAGE 1 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Aug 6, 2014	789540	Recompletion	Wise	Barbara #6	5,384	Final completion	49731910	Acquired from CD Consulting & Operating Co.
Nov 1, 2010	703252	Recompletion	Wise	Barbara #6	5,950	—	49731910	Acquired from CD Consulting & Operating Co.
Jun 2, 2006	619728	Recompletion	Wise	Barbara #5	5,900	Final completion	49731887	Acquired from CD Consulting & Operating Co.
Jun 2, 2006	619727	Recompletion	Wise	Barbara #4	6,000	—	49730438	Acquired from CD Consulting & Operating Co.
Feb 24, 2005	558052	Recompletion	Wise	Barbara #2	5,983	Final completion	49731108	Acquired from CD Consulting & Operating Co.
Aug 18, 2004	549745	Recompletion	Wise	Barbara #1	5,878	Final completion	49731504	Acquired from CD Consulting & Operating Co.
Nov 5, 1997	469677	Drill	Wise	Speer, Oran #12H	7,800	Final completion	49734211	Acquired from Mitchell Energy Corporation
Jul 14, 1993	411103	Recompletion	Wise	Speer, Oran #2	5,881	Final completion	49701291	Acquired from Mitchell Energy Corporation
Jul 14, 1993	411103Amendment	Recompletion	Wise	Speer, Oran #2	5,881	—	49701291	Acquired from Devon Energy Operating Co., L.P.
May 29, 1992	399787	Drill	Wise	Speer, Oran #11	6,125	—	49733729	Acquired from Mitchell Energy Corporation
May 29, 1992	399787Amendment	Drill	Wise	Speer, Oran #11ST	6,125	Final completion	49733729	Acquired from Mitchell Energy Corporation
Jan 25, 1991	383895	Drill	Wise	Speer, Oran #8	6,232	Final completion	49733600	Acquired from Mitchell Energy Corporation
Sep 27, 1988	350574	Drill	Wise	Malone (Caddo Congl.) Unit #1302	6,000	Final completion	49733339	Acquired from Mitchell Energy Corporation
Jun 28, 1988	348186	Drill	Wise	Pryor (Caddo Conglomerate) Unit #706	6,000	Final completion	49733315	Acquired from Mitchell Energy Corporation
Jan 25, 1988	340720	Recompletion	Wise	Pryor, Alice #4	6,030	Final completion	49732924	Acquired from Mitchell Energy Corporation
Dec 9, 1987	338154	Drill	Wise	Pryor (Caddo Conglomerate) Unit #707	6,100	—	49733270	Acquired from Mitchell Energy Corporation
Dec 9, 1987	338154Amendment	Drill	Wise	Pryor (Caddo Conglomerate) Unit #707	6,100	Final completion	49733270	Acquired from Mitchell Energy Corporation
Jul 16, 1985	280327	Recompletion	Wise	Deaver (Caddo Congl.) Unit #503	5,950	Final completion	49731502	Acquired from Mitchell Energy Corporation
May 21, 1985	275574	Drill	Wise	Speer-Deaver (Atoka) Unit #2017	6,000	Final completion	49733019	Acquired from Mitchell Energy Corporation
Mar 4, 1985	268990	Recompletion	Wise	Speer-Deaver (Atoka) Unit #201	6,000	Final completion	49701036	Acquired from Mitchell Energy Corporation
Mar 4, 1985	268994	Recompletion	Wise	Speer-Deaver (Atoka) Unit #202L	6,000	Final completion	49701035	Acquired from Mitchell Energy Corporation
Mar 4, 1985	268992	Recompletion	Wise	Speer-Deaver (Atoka) Unit #802L	6,100	Final completion	49731506	Acquired from Mitchell Energy Corporation
Jan 15, 1985	264229	Drill	Wise	Pryor (Caddo Conglomerate) Unit #803	6,000	Final completion	49732944	Acquired from Mitchell Energy Corporation
Jan 15, 1985	264228	Drill	Wise	Pryor (Caddo Conglomerate) Unit #802	6,000	Final completion	49732943	Acquired from Mitchell Energy Corporation
Jan 15, 1985	264232	Drill	Wise	Pryor (Caddo Conglomerate) Unit #705	6,000	Final completion	49732945	Acquired from Mitchell Energy Corporation
Dec 7, 1984	260233	Drill	Wise	Pryor, Alice #4	6,300	Final completion	49732924	Acquired from Mitchell Energy Corporation
Dec 7, 1984	260228	Drill	Wise	Pryor (Caddo Conglomerate) Unit #704	6,300	—	49732924	Acquired from Mitchell Energy Corporation
Sep 17, 1984	251463	Recompletion	Wise	Pryor (Caddo Congl.) Unit #702	6,000	Final completion	49731115	Acquired from Mitchell Energy Corporation
Sep 14, 1984	251345	Recompletion	Wise	Pryor (Caddo Congl.) Unit #701	6,000	Final completion	49730438	Acquired from Mitchell Energy Corporation
Sep 14, 1984	251493	Recompletion	Wise	Pryor (Caddo Congl.) Unit #801	5,890	—	49701934	Acquired from Mitchell Energy Corporation
Sep 14, 1984	251414	Recompletion	Wise	Pryor (Caddo Congl.) Unit #102	6,000	Final completion	49701291	Acquired from Mitchell Energy Corporation
Apr 28, 1983	193183	Drill	Wise	Deaver (Caddo Congl.) Unit #5012	6,200	Final completion	49732552	Acquired from Mitchell Energy Corporation
Apr 27, 1983	192614	Drill	Wise	Deavers, H.J. #17L	6,200	—	49732552	Acquired from Mitchell Energy Corporation
Apr 11, 1983	191157	Drill	Wise	Pryor, Alice #3	6,300	Final completion	49732550	Acquired from Mitchell Energy Corporation
Nov 8, 1982	176739	Other	Wise	Deaver (Caddo Congl.) Unit #605	6,000	Final completion	49731509	Acquired from Mitchell Energy Corporation
Oct 12, 1982	175258	Drill	Wise	Deavers, H. J. #14L	6,300	Final completion	49732431	Acquired from Mitchell Energy Corporation
Jun 28, 1982	165538	Drill	Wise	Deaver (Caddo Congl.) Unit #608	6,300	Final completion	49732431	Acquired from Mitchell Energy Corporation
Jun 24, 1982	165462	Drill	Wise	Deaver (Caddo Congl.) Unit #607	6,300	Final completion	49732429	Acquired from Mitchell Energy Corporation
Aug 27, 1981	131354	Recompletion	Wise	Alvord (3000 Strawn) Unit #302 I	5,925	Final completion	49701035	Acquired from Mitchell Energy Corporation
Jul 18, 1980	87110	Drill	Wise	Deaver, H. J. #15	6,100	Final completion	49731910	Acquired from Mitchell Energy Corporation
Jun 12, 1980	85076	Drill	Wise	Alvord (3000 Strawn) Unit #1-14	6,000	Final completion	49731887	Acquired from Mitchell Energy Corporation
Feb 29, 1980	73972	Drill	Wise	Deaver (Caddo Cong.) Unit #2-2	6,200	Final completion	49731450	Acquired from Mitchell Energy Corporation
Feb 27, 1980	73687	Drill	Wise	Deavers, H. J. #10	6,100	—	49731441	Acquired from Mitchell Energy Corporation
Nov 28, 1979	65953	Other	Wise	Deaver, H. J. #14L	6,100	—	49731503	Acquired from Mitchell Energy Corporation
Nov 27, 1979	69114	Drill	Wise	Deaver (Caddo Congl.) Unit #5-4	6,100	Final completion	49731503	Acquired from Mitchell Energy Corporation
Nov 26, 1979	64516	Drill	Wise	Deaver (Caddo Congl.) Unit #5-11	6,100	Final completion	49731108	Acquired from Mitchell Energy Corporation
Oct 4, 1979	59774	Other	Wise	Deaver, H. J. #13	5,800	—	49731507	Acquired from Mitchell Energy Corporation
Sep 25, 1979	59981	Recompletion	Wise	Deaver(caddo Congl.) Unit #5-2	5,800	Final completion	49701035	Acquired from Mitchell Energy Corporation
Aug 6, 1979	55554	Drill	Wise	Caswell, J. I. #14-L	6,100	—	49731519	Acquired from Mitchell Energy Corporation
Jul 30, 1979	63896	Other	Wise	Deaver, H. J. #12-L	6,100	—	49731509	Acquired from Mitchell Energy Corporation