OPERATORS · TEXAS · P-5 NUMBER 616190

Nueve Operating Co. of Texas

WindowAll time 90 days 1 year 3 years 10 years

CountyShackelford 172 Callahan 23 Jones 20 Nolan 15 Taylor 10 Coleman 10 Wise 10 Eastland 8 Fisher 8 Cottle 6

295 FILINGS · 294 PERMITS · PAGE 2 OF 6 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Sep 26, 1985	285855	Drill	Jones	Amy Sears Unit #62	3,500	Final completion	25333312	Now Grayrock Energy II LLC
Sep 26, 1985	285858	Drill	Shackelford	Holstein Estate #12	1,950	Final completion	41736576	Now DJ & T Services LLC
Sep 23, 1985	285358	Drill	Shackelford	Windham, James T. et al "A" #19	1,800	Final completion	41736566	Now F & S Production
Sep 19, 1985	285857	Drill	Jones	Amy Sears Unit #63	3,500	Final completion	25333313	Now Grayrock Energy II LLC
Sep 17, 1985	285085	Drill	Jones	Amy Sears Unit #60	3,500	Final completion	25333304	Now Grayrock Energy II LLC
Sep 13, 1985	284984	Drill	Shackelford	Grimes Estate #8	1,900	Final completion	41736560	Now B D Development
Sep 6, 1985	284244	Drill	Shackelford	Windham, James T. et al "A" #14	1,800	—	41736533	—
Sep 6, 1985	284245	Drill	Shackelford	Windham, James T. et al "A" #13	1,800	Final completion	41736534	Now F & S Production
Sep 6, 1985	284243	Drill	Shackelford	Windham, James T. et al "A" #18	1,800	Final completion	41736532	Now F & S Production
Sep 6, 1985	284375	Drill	Shackelford	Holstein Estate #13	1,950	Final completion	41736540	Now Ngezi LCC
Sep 6, 1985	284246	Drill	Shackelford	Windham, James T. et al "A" #15	1,800	Final completion	41736535	Now F & S Production
Sep 6, 1985	284240	Drill	Shackelford	Windham, James T. et al "A" #16	1,800	Final completion	41736531	Now F & S Production
Sep 3, 1985	283763	Drill	Shackelford	Holstein Estate #11	1,950	Final completion	41736518	Now Ngezi LCC
Aug 29, 1985	283550	Drill	Shackelford	Holstein Estate #10	1,950	Final completion	41736503	Now DJ & T Services LLC
Aug 29, 1985	283549	Drill	Shackelford	Holstein Estate #8	1,950	Final completion	41736502	Now Ngezi LCC
Aug 29, 1985	283548	Drill	Shackelford	Holstein Estate #9	1,950	Final completion	41736501	Now DJ & T Services LLC
Aug 16, 1985	282792	Drill	Jones	Amy Sears Unit #61	3,500	Final completion	25333281	Now Grayrock Energy II LLC
Aug 13, 1985	282301	Drill	Jones	Amy Sears Unit #58	3,500	—	25333277	—
Aug 13, 1985	282305	Drill	Jones	Amy Sears Unit #59	3,500	—	25333278	—
Aug 9, 1985	282132	Drill	Shackelford	Windham, James T. et al "A" #12	1,800	Plugged dry hole (P&A)	41736466	—
Aug 6, 1985	282011	Drill	Shackelford	Grimes Estate #7	1,900	Plugged dry hole (P&A)	41736462	—
Aug 6, 1985	282030	Drill	Shackelford	Windham, James T. et al "A" #11	1,800	Final completion	41736464	Now F & S Production
Aug 6, 1985	282028	Drill	Nolan	Wilks "A" #1	8,000	Final completion	35331843	Now Mid-Con Energy Operating LLC
Aug 5, 1985	281619	Drill	Shackelford	Holstein Estate #7	1,950	Final completion	41736458	Now DJ & T Services LLC
Aug 2, 1985	281589	Drill	Shackelford	Davis, Louie Bob et Al #26	1,950	—	41736453	—
Aug 2, 1985	281590	Drill	Shackelford	Davis, Louie Bob et Al #25	1,950	—	41736454	—
Aug 2, 1985	281592	Drill	Shackelford	Davis, Louie Bob et Al #24	1,950	Final completion	41736455	Now Ngezi LCC
Aug 2, 1985	281588	Drill	Shackelford	Holstein Estate #6	1,950	Status _	41736452	Now DJ & T Services LLC
Aug 2, 1985	281593	Drill	Shackelford	Holstein Estate #5	1,950	Final completion	41736456	Now DJ & T Services LLC
Aug 2, 1985	281586	Drill	Shackelford	Windham, James T. et al "A" #10	3,500	Final completion	41736451	Now F & S Production
Jul 19, 1985	280607	Drill	Jones	Amy Sears Unit #57	3,500	Final completion	25333264	Now Grayrock Energy II LLC
Jun 27, 1985	278890	Drill	Shackelford	Grimes Estate #6	1,900	Final completion	41736382	Now B D Development
May 21, 1985	275559	Drill	Shackelford	Grimes Estate #5	5,000	Final completion	41736332	Now Kelt Oil & Gas Inc.
May 20, 1985	275355	Drill	Shackelford	Windham, James T. et Al #71	1,700	—	41736328	—
May 17, 1985	275310	Drill	Shackelford	Holstein Estate #3	1,950	Final completion	41736326	Now DJ & T Services LLC
May 17, 1985	275312	Drill	Shackelford	Holstein Estate #4	1,950	Final completion	41736327	Now Ngezi LCC
May 17, 1985	275309	Drill	Shackelford	Davis, Louie Bob et Al #23	1,950	Final completion	41736325	Now Grayrock Energy II LLC
May 14, 1985	275020	Drill	Shackelford	Davis, Louie Bob et Al #22	1,950	Final completion	41736312	Now Ngezi LCC
May 14, 1985	275022	Drill	Shackelford	Windham, James T. et Al #72	1,700	—	41736313	—
Apr 30, 1985	273712	Drill	Shackelford	Holstein Estate #2	1,950	Final completion	41736289	Now DJ & T Services LLC
Apr 11, 1985	272158	Drill	Shackelford	Holstein Estate #1	1,950	Final completion	41736259	Now Ngezi LCC
Mar 28, 1985	270860	Drill	Callahan	Hooks Ranch Unit #45	3,400	Final completion	05935296	Now Grayrock Energy II LLC
Mar 27, 1985	271136	Drill	Shackelford	Davis, Louie Bob et Al #21	1,950	Final completion	41736241	Now Grayrock Energy II LLC
Mar 27, 1985	271132	Drill	Shackelford	Davis, Louie Bob et Al #20	1,950	Final completion	41736240	Now Grayrock Energy II LLC
Feb 18, 1985	267198	Drill	Shackelford	Davis, Louie Bob et Al #18	1,800	Final completion	41736193	Now Grayrock Energy II LLC
Feb 18, 1985	267192	Drill	Shackelford	Davis, Louie Bob et Al #19	1,800	Final completion	41736192	Now Ngezi LCC
Jan 31, 1985	265581	Drill	Shackelford	Davis, Louie Bob et Al #17	1,800	Final completion	41736156	Now Ngezi LCC
Jan 23, 1985	264968	Drill	Shackelford	Davis, Louie Bob et Al #16	1,800	Final completion	41736146	Now Ngezi LCC
Jan 23, 1985	264935	Drill	Shackelford	Davis, Louie Bob et Al #15	1,800	Final completion	41736145	Now Ngezi LCC
Dec 27, 1984	262161	Drill	Shackelford	Windham, James T. et Al #70	1,700	Final completion	41736110	Now Lowe Well Service