OPERATORS · TEXAS · P-5 NUMBER 235895

Durango Operating Co., Inc.

WindowAll time 90 days 1 year 3 years 10 years

CountyCallahan 32 Coleman 22 Brown 19 Fisher 17 Shackelford 3 Dickens 2 Jones 2 Irion 1 Throckmorton 1

TypeDrill 75 Reenter 10 Other 2 Recompletion 1

99 FILINGS · 98 PERMITS · PAGE 2 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Nov 17, 1983	221167	Drill	Callahan	Windham, Frank #8	1,400	Plugged dry hole (P&A)	05934718	—
Aug 25, 1983	207572	Drill	Jones	Liner, E. #1	2,200	Plugged dry hole (P&A)	25332678	—
Aug 23, 1983	206924	Drill	Callahan	Williams, A. A. #4	1,275	Final completion	05934348	Now Telesis Operating Co. Inc.
Jul 12, 1983	201074	Drill	Callahan	Windham, Frank #7	1,275	Final completion	05934274	Now Telesis Operating Co. Inc.
May 11, 1983	194326	Drill	Callahan	Windham, Frank #6	1,275	Final completion	05934190	Now Telesis Operating Co. Inc.
May 11, 1983	194325	Drill	Callahan	Windham, Frank #5	1,275	Long string casing	05934189	Now Telesis Operating Co. Inc.
Feb 4, 1983	185134	Drill	Callahan	Williams, A. A. #3	1,275	Final completion	05934065	Now Vantage Fort Worth Energy LLC
Dec 14, 1982	180247	Drill	Callahan	Windham, Frank #4	1,400	Final completion	05933991	Now Telesis Operating Co. Inc.
Dec 9, 1982	179381	Drill	Callahan	Windham, Frank #3	1,400	Final completion	05933984	Now Telesis Operating Co. Inc.
Sep 16, 1982	172069	Other	Coleman	Wooten, Ben #1-WIW	475	—	08381737	—
Aug 26, 1982	170279	Drill	Callahan	Windham, Frank #2	1,400	Final completion	05933898	Now Telesis Operating Co. Inc.
Aug 26, 1982	170198	Drill	Callahan	Williams, A. A. #2	1,250	Final completion	05933897	—
Jul 22, 1982	166876	Drill	Brown	Maureen #10	300	Final completion	04933230	Now Stubblefield Energy Company
Mar 8, 1982	152417	Drill	Callahan	Williams, A.A. #1	1,250	Final completion	05933625	—
Feb 2, 1982	149696	Drill	Coleman	Wooten, Ben #1-A	300	Final completion	08332843	Now Stubblefield Energy Company
Dec 31, 1981	146647	Drill	Brown	Maureen #14	300	—	04933010	—
Dec 31, 1981	146645	Drill	Brown	Maureen #13	300	Final completion	04933009	Now Stubblefield Energy Company
Dec 31, 1981	146644	Drill	Brown	Maureen #12	300	Final completion	04933008	Now Stubblefield Energy Company
Dec 31, 1981	146643	Drill	Brown	Maureen #9	300	Final completion	04933007	Now Stubblefield Energy Company
Dec 31, 1981	146640	Drill	Brown	Maureen #8	300	—	04933006	—
Sep 18, 1981	134783	Drill	Callahan	Windham, Frank #1	1,400	Final completion	05933331	Now Telesis Operating Co. Inc.
Dec 31, 1980	104675	Drill	Coleman	Watson, Nanie #1A	3,300	Plugged dry hole (P&A)	08332397	—
Dec 31, 1980	103647	Drill	Brown	Maureen #10	300	Long string casing	04933208	—
Dec 31, 1980	103646	Drill	Brown	Maureen #11	300	Final completion	04932583	Now Stubblefield Energy Company
Nov 24, 1980	100203	Drill	Brown	Maureen #7	300	Final completion	04932527	Now Stubblefield Energy Company
Nov 24, 1980	100202	Drill	Brown	Maureen #6	300	Final completion	04932526	Now Stubblefield Energy Company
Nov 24, 1980	100201	Drill	Brown	Maureen #5	300	Final completion	04932525	Now Stubblefield Energy Company
Nov 24, 1980	100200	Drill	Brown	Maureen #4	300	Long string casing	04932524	Now Stubblefield Energy Company
Nov 24, 1980	100199	Drill	Brown	Maureen "A" #3A	300	Final completion	04932523	Now Stubblefield Energy Company
Nov 24, 1980	100198	Drill	Brown	Maureen "A" #2A	300	—	04932522	—
Nov 24, 1980	100197	Drill	Brown	Maureen "A" #1A	300	Final completion	04932521	Now Stubblefield Energy Company
Nov 24, 1980	100190	Drill	Coleman	Maureen "A" #4A	300	Final completion	08332342	—
Nov 24, 1980	100189	Drill	Coleman	Maureen "A" #5A	300	Final completion	08332341	—
Sep 12, 1980	92421	Drill	Brown	Maureen #3	300	Final completion	04932439	Now Stubblefield Energy Company
Sep 12, 1980	92420	Drill	Brown	Maureen #2	300	Final completion	04932438	Now Stubblefield Energy Company
Sep 12, 1980	92418	Drill	Brown	Mary Ann #1	3,300	Plugged dry hole (P&A)	04932437	—
Sep 12, 1980	92416	Drill	Brown	Maureen #1	300	Final completion	04932436	Now Stubblefield Energy Company
Apr 24, 1980	79145	Drill	Fisher	Trammell, W. B. Fee #10	4,700	Final completion	15131099	Acquired from Trammell, W. B.
Mar 24, 1980	76057	Drill	Callahan	Rauchle, Stephen #1	4,490	Plugged dry hole (P&A)	05932610	—
Mar 4, 1980	74099	Drill	Fisher	Trammell, W. B. Fee #6	4,700	Final completion	15131071	Acquired from Trammell, W. B.
Mar 4, 1980	74097	Drill	Fisher	Trammell, W. B. Fee #5	4,700	Final completion	15131070	Acquired from Trammell, W. B.
Nov 28, 1979	64782	Drill	Callahan	Pruett #1	1,750	Plugged dry hole (P&A)	05932467	—
Nov 12, 1979	63428	Drill	Fisher	Trammell, W. B. Fee #4	4,700	—	15131007	Acquired from Trammell, W. B.
Nov 12, 1979	63425	Drill	Fisher	Trammell, W. B. Fee #3	4,700	Final completion	15131006	Acquired from Trammell, W. B.
Oct 25, 1979	61823	Drill	Callahan	Sowell, Charlie #2	775	Plugged dry hole (P&A)	05932423	—
Sep 6, 1979	57298	Drill	Shackelford	Pittman Group #3	4,450	Final completion	41732997	Acquired from Atoka Operating, Inc.
Aug 28, 1979	56603	Drill	Callahan	Sowell, Charlie #1	800	Plugged dry hole (P&A)	05932356	—
Aug 23, 1979	56301	Other	Coleman	Watson, R. T. #1	3,284	Final completion	08302615	Now Koko Skadi LLC
Sep 12, 1978	32448	Drill	Shackelford	Pittman Group #2	4,700	—	41732688	Acquired from Coral Oil Co.