OPERATORS · TEXAS · P-5 NUMBER 718770

Robertson Resources, Inc.

WindowAll time 90 days 1 year 3 years 10 years

CountyNolan 28 Glasscock 11 Howard 9 Pecos 9 Reagan 8 Taylor 8 Andrews 6 Coke 5 Shackelford 4 Winkler 3

104 FILINGS · 96 PERMITS · PAGE 2 OF 3 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 24, 1995	431648	Reenter	Nolan	Cochran Estate #16	4,250	Final completion	35331764	Now Goodrock Natural Resources LLC
Apr 8, 1994	422834	Drill	Glasscock	Zant 37 #2	8,900	Spudded	17332429	Acquired from Cobra Oil & Gas Corporation
Apr 8, 1994	422834Amendment	Drill	Glasscock	Zant 37 #2	9,500	Final completion	17332429	Acquired from Cobra Oil & Gas Corporation
Oct 1, 1993	416644	Drill	Glasscock	Zant 37 #1	9,000	Final completion	17332369	Acquired from Cobra Oil & Gas Corporation
Mar 20, 1992	397513	Other	Reagan	Nunn C #2	8,300	Final completion	38300547	Acquired from Glossop, Robert L.
Feb 18, 1992	396335	Reenter	Taylor	Bettes "B" #2	4,710	Final completion	44133392	Acquired from Chalmers Exploration Company
Oct 11, 1991	392700	Other	Winkler	Mitchell #1	9,255	Final completion	49531241	Acquired from Bledsoe Petro Corporation
Nov 20, 1990	380989	Drill	Taylor	Bettes 150-H #3	3,100	Final completion	44133471	Acquired from Chalmers Exploration Company
Oct 22, 1990	379485	Drill	Reagan	Nunn A #4	8,400	Final completion	38334063	Acquired from Glossop, Robert L.
Oct 22, 1990	379478	Drill	Reagan	Nunn D #2	8,400	Final completion	38334064	Acquired from Glossop, Robert L.
Jul 17, 1989	361513	Drill	Taylor	Bettes "J" #1	4,800	Plugged dry hole (P&A)	44133392	Acquired from Anderson, James K. Inc.
Jun 5, 1989	359926	Recompletion	Coke	Jordan Estate #2	6,468	Final completion	08131103	Acquired from Hickman-Jordan-Halligan Ranches
Jul 26, 1988	349321	Drill	Glasscock	Priddy "A" #2	4,000	Final completion	17332045	Acquired from Baker Operating, Inc.
Apr 22, 1988	345429	Drill	Glasscock	Priddy "A" #1	4,000	Final completion	17332034	Acquired from Baker Operating, Inc.
Nov 17, 1987	338996	Recompletion	Coke	Newberry, E. C. #1	6,690	Final completion	08131440	Acquired from Sun Expl. & Prod. Co.-Abilene
Apr 8, 1987	328688	Drill	Pecos	Cities Service et Al #1C	4,770	Final completion	37130190	Acquired from Glossop, Robert L.
Mar 9, 1987	327537	Drill	Coke	Newberry, E. C. #1	7,000	Final completion	08131440	Acquired from Sun Expl. & Prod. Co.-Abilene
Jan 24, 1986	296132	Drill	Nolan	Cochran, G. W. #1	6,650	Final completion	35331931	Acquired from Texaco Producing Inc.
Dec 17, 1985	292952	Drill	Ector	Parker Estate "A" #1	4,600	Final completion	13535210	Acquired from Gray Gulch, Inc.
Nov 12, 1985	289701	Drill	Nolan	Burwick Estate #2	6,750	Unsuccessful workover	35331892	Acquired from Sun Expl. & Prod. Co.-Abilene
Jul 22, 1985	280728	Drill	Nolan	Jordan Ranch "J" #2	6,800	Unsuccessful workover	35331837	Acquired from Sun Expl. & Prod. Co.-Abilene
Jul 9, 1985	279727	Drill	Reagan	Nunn B #4	8,400	Final completion	38333513	Acquired from Glossop, Robert L.
Jul 5, 1985	279585	Drill	Nolan	Burwick Estate #1	6,750	Final completion	35331830	Acquired from Sun Expl. & Prod. Co.-Abilene
Jul 2, 1985	279320	Drill	Reagan	Nunn A #3	8,400	Final completion	38333507	Acquired from Glossop, Robert L.
Feb 18, 1985	267195	Drill	Nolan	McRorey Heirs #2	6,750	Final completion	35331769	Acquired from Sun Expl. & Prod. Co.-Abilene
Feb 13, 1985	266829	Drill	Nolan	Cochran-Railroad Unit #2	7,000	Final completion	35331765	Acquired from Sun Expl. & Prod. Co.-Abilene
Feb 6, 1985	266169	Drill	Nolan	McRorey Heirs #1	6,750	Final completion	35331762	Acquired from Sun Expl. & Prod. Co.-Abilene
Dec 31, 1984	263319	Drill	Nolan	Jordan, R. H. "J" #1	6,725	Final completion	35331750	Acquired from Sun Expl. & Prod. Co.-Abilene
Nov 9, 1984	257645	Drill	Nolan	Jordan Ranch "G" #1	6,875	Final completion	35331706	Acquired from Sun Expl. & Prod. Co.-Abilene
Oct 22, 1984	255216	Drill	Reagan	Nunn B #3	8,350	Final completion	38333257	Acquired from Glossop, Robert L.
Sep 19, 1984	251835	Drill	Nolan	Cockran, J. H. #1	6,850	Final completion	35331676	Acquired from Sun Expl. & Prod. Co.-Abilene
Oct 24, 1983	218174	Drill	Taylor	Philyaw #1	4,975	Final completion	44132627	Acquired from Graham, Keith D.
Dec 8, 1982	179281	Recompletion	Coke	Jordan Estate #2	6,190	Final completion	08131103	Acquired from Placer Energy Corp.
Jul 27, 1982	167315	Drill	Runnels	Miller, J. L. #2	5,400	Final completion	39932526	Acquired from Exxon Corp.
Jun 18, 1982	164085	Drill	Runnels	Ft. Chadbourne Odom Lime Unit #2302	5,400	—	39932526	Acquired from Exxon Corp.
Jun 7, 1982	163041	Drill	Glasscock	Berry, Jack #3	3,900	Final completion	17331305	Acquired from Adco Production Co.
May 20, 1982	161243	Drill	Taylor	Bettes, Joe "E" #3	3,150	Final completion	44132176	Acquired from Chalmers Operating Co., Inc.
Feb 22, 1982	151320	Drill	Coke	Jordon Estate #2	6,500	Final completion	08131103	Acquired from Placer Energy Corp.
Jan 25, 1982	149924	Drill	Taylor	Thornton, E.L. "57" A #3	2,000	Final completion	44132110	Acquired from Chalmers Operating Co., Inc.
Oct 15, 1981	136656	Other	Pecos	Cities Service et Al #2-T	4,810	—	37132547	Acquired from Glossop, Robert L.
Oct 15, 1981	136655	Other	Pecos	Cities Service et Al #1-C	4,770	—	37130190	Acquired from Glossop, Robert L.
Jun 5, 1981	120071	Drill	Glasscock	Priddy, John #4	3,850	Final completion	17331158	Acquired from Ack Oil Corp.
Sep 9, 1980	92019	Drill	Taylor	Bettes "B" #1	5,400	Final completion	44131683	Acquired from Anderson, James K. Inc.
Aug 25, 1980	90792	Drill	Dawson	Spruill #1	8,900	Final completion	11531413	Acquired from Laguna Petroleum Co.
Jul 29, 1980	88168	Drill	Winkler	Mitchell #1	9,255	Final completion	49531241	Acquired from Monsanto Company
Jul 15, 1980	86609	Drill	Winkler	Hogg #1	9,230	Final completion	49531236	Acquired from Monsanto Company
Jun 4, 1980	82892	Drill	Nolan	Thomas Ranch #1	7,250	Final completion	35330916	Acquired from Texas Pacific Oil Company, Inc.
Jun 2, 1980	82663	Recompletion	Gaines	Webb, H. L. #1	13,133	Final completion	16500139	Acquired from Union Texas Petroleum Corp.
Mar 27, 1980	76345	Other	Taylor	Shaffer, M. C. 154 A #1	2,950	Final completion	44130750	Acquired from Chalmers Operating Co., Inc.
Dec 28, 1979	68337	Drill	Glasscock	Priddy, John #3	3,850	Final completion	17331035	Acquired from Ack Oil Corp.