OPERATORS · TEXAS · P-5 NUMBER 197624

Dale Operating Company

WindowAll time 90 days 1 year 3 years 10 years

TypeDrill 250 Recompletion 19 Other 1 Field transfer 1

36 FILINGS · 24 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Sep 13, 2001	513584	Drill	Frio	Oppenheimer-Calvert #1	6,300	Spudded	16333304	Now Blackbrush O & G LLC
Sep 13, 2001	513584Amendment	Drill	Frio	Oppenheimer-Calvert #1H	6,300	—	16333304	Now Blackbrush O & G LLC
Sep 13, 2001	513584Amendment	Drill	Frio	Oppenheimer-Calvert #1H	6,300	Final completion	16333304	Now Blackbrush O & G LLC
May 30, 1991	388458	Drill	Frio	Hildebrand #2H	7,850	—	16333072	—
May 30, 1991	388458Amendment	Drill	Frio	Hildebrand #2H	7,850	Final completion	16333072	—
Apr 26, 1991	387230	Drill	Frio	Hildebrand #1H	7,850	Plugged dry hole (P&A)	16333057	Now Blackbrush O & G LLC
Mar 7, 1991	385383	Drill	Frio	Harris a Pooled Unit #5H	7,300	Long string casing	16333022	Now Chandler Oil & Gas LLC
Mar 7, 1991	385383Amendment	Drill	Frio	Harris a Pooled Unit #5H	7,300	Final completion	16333022	Now Chandler Oil & Gas LLC
Dec 5, 1990	381972	Recompletion	Frio	Harris #2H	7,300	Final completion	16332604	Now Mosaic Texas LLC
Sep 4, 1990	377514	Recompletion	Frio	Dilley Way South #1H	7,800	—	16332675	—
Aug 29, 1990	377291	Drill	Frio	Avant Estate Unit #1H	7,300	Final completion	16332824	—
Jul 18, 1990	375672	Drill	Frio	Avant-Massey "A" #1H	7,300	Final completion	16332783	Now Express Oil and Gas
Jul 12, 1990	374719Amendment	Drill	Frio	Williams, Marie #1H	8,000	—	16332758	—
May 30, 1990	373940	Drill	Frio	Avant-Massey #1H	7,300	Final completion	16332739	Now Express Oil and Gas
May 9, 1990	373116	Drill	Frio	Massey Children #1H	7,300	Final completion	16332724	Now Express Oil and Gas
May 1, 1990	372846	Drill	Frio	Carroll #1H	7,300	Final completion	16332713	Now Express Oil and Gas
Apr 20, 1990	372426	Drill	Frio	Hildebrand #1H	8,500	Final completion	16332705	Acquired from Central Texas Oil & Gas
Apr 5, 1990	371874	Drill	Frio	Harris "A" #4H	7,300	Final completion	16332691	Now Rio-Tex Inc.
Apr 5, 1990	371874Amendment	Drill	Frio	Harris #4H	7,300	—	16332691	Now Rio-Tex Inc.
Mar 16, 1990	371064	Drill	Frio	Dilley Way South #1H	7,600	Final completion	16332675	—
Mar 16, 1990	371064Amendment	Drill	Frio	Dilley Way South #1H	8,548	—	16332675	—
Mar 8, 1990	370696	Drill	Frio	Dilley Central Unit #1H	7,300	Final completion	16332666	—
Mar 8, 1990	370696Amendment	Drill	Frio	Dilley Central Unit #1H	7,300	—	16332666	—
Mar 8, 1990	370696Amendment	Drill	Frio	Dilley Central Unit #1H	7,300	—	16332666	—
Feb 9, 1990	369708	Drill	Frio	Hawkins #1H	7,300	—	16332645	—
Feb 9, 1990	369707	Drill	Frio	Hughes North #1H	7,300	Final completion	16332646	Now Nails Operating Company LLC
Feb 9, 1990	369707Amendment	Drill	Frio	Hughes North #1H	7,300	—	16332646	Now Nails Operating Company LLC
Feb 9, 1990	369706	Drill	Frio	Harris #3H	7,300	Final completion	16332647	Now Mosaic Texas LLC
Jan 25, 1990	369082	Drill	Frio	Brown et al Unit #1H	7,300	Final completion	16332629	—
Jan 25, 1990	369082Amendment	Drill	Frio	Brown et al Unit #1H	7,300	—	16332629	—
Jan 5, 1990	368313	Drill	Frio	Hughes-Cantu #1H	7,300	Final completion	16332614	Now Omni Operating Company(a)
Jan 2, 1990	368191	Drill	Frio	Cantu #1H	7,300	Final completion	16332613	Now Mosaic Texas LLC
Dec 13, 1989	367619	Drill	Frio	Harris #2H	7,200	Final completion	16332604	Now Mosaic Texas LLC
Dec 13, 1989	367619Amendment	Drill	Frio	Harris #2H	7,200	—	16332604	Now Mosaic Texas LLC
Nov 20, 1989	366739	Drill	Frio	Dilley South Unit No. 1 #1H	7,200	Spudded	16332593	Now L & J Exploration LLC
Nov 20, 1989	366739Amendment	Drill	Frio	Dilley South Unit No. 1 #1H	7,500	Final completion	16332593	Now L & J Exploration LLC