OPERATORS · TEXAS · P-5 NUMBER 180540

Costex Resources, Inc.

WindowAll time 90 days 1 year 3 years 10 years

32 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Dec 6, 1985	292458	Drill	Martin	Nail '33' #4	9,700	Final completion	31733313	Now Civitas Permian Operating LLC
Oct 7, 1985	286664	Drill	Martin	Mabee Foundation #2	9,750	Final completion	31733260	Now Concho Resources Inc.
Oct 3, 1985	286344	Drill	Martin	Glass, George W. #2103	9,500	Final completion	31733253	Now Civitas Permian Operating LLC
Oct 3, 1985	286343	Drill	Martin	Glass, George W. #2104	9,500	Final completion	31733252	Now Civitas Permian Operating LLC
Oct 3, 1985	286345	Drill	Martin	Glass, George W. #2405	9,500	Final completion	31733254	Now Civitas Permian Operating LLC
Oct 3, 1985	286346	Drill	Martin	Glass, George W. #2406	9,500	Final completion	31733255	Now Civitas Permian Operating LLC
Sep 24, 1985	285872	Drill	Martin	Morris #1	8,900	Final completion	31733251	Now Breck Operating Corp.
Sep 24, 1985	285864	Drill	Martin	Nail "33" #3	9,750	Final completion	31733250	Now Civitas Permian Operating LLC
Sep 24, 1985	285862	Drill	Martin	Nail "33" #6	9,750	Final completion	31733249	Now Diamondback E&P LLC
Sep 9, 1985	284327	Drill	Martin	Glass, George W. #4	9,500	Final completion	31733234	Now Civitas Permian Operating LLC
Aug 30, 1985	283639	Drill	Martin	Glass, George "21" SWD #1	5,000	Final completion	31733230	Now Civitas Permian Operating LLC
Jul 19, 1985	280642	Drill	Martin	White-Davis #2	8,500	Final completion	31733207	Now Crownquest Operating LLC
Apr 9, 1985	271734	Drill	Martin	Mabee Foundation #1X	10,500	Final completion	31733159	Now Concho Resources Inc.
Mar 22, 1985	270210	Drill	Martin	Rhodes, Myrtle #1	8,650	Final completion	31733148	Now Concho Resources Inc.
Feb 26, 1985	267907	Drill	Martin	Glass, George W. "24" #3	9,700	Final completion	31733138	Now Civitas Permian Operating LLC
Feb 21, 1985	267441	Drill	Martin	Nail "33" #5X	9,700	Final completion	31733137	Now Diamondback E&P LLC
Feb 18, 1985	267207	Drill	Martin	Mabee Foundation #1	10,500	Plugged dry hole (P&A)	31733136	—
Feb 7, 1985	266280	Drill	Martin	Nail "33" #5	9,700	Plugged dry hole (P&A)	31733132	—
Jan 21, 1985	264693	Drill	Martin	White-Davis #1	8,500	Final completion	31733126	Now Crownquest Operating LLC
Jan 8, 1985	263431	Drill	Martin	Nail "33" #1	9,700	Final completion	31733112	Now Civitas Permian Operating LLC
Jan 3, 1985	263553	Drill	Martin	Glass, George W. #2402	9,700	Final completion	31733114	Now Civitas Permian Operating LLC
Jan 3, 1985	263552	Drill	Martin	Glass, George W. #2102	9,700	Final completion	31733113	Now Civitas Permian Operating LLC
Dec 11, 1984	260506	Drill	Martin	Glass, George W. #2401	9,700	Final completion	31733089	Now Civitas Permian Operating LLC
Nov 26, 1984	258792	Drill	Martin	Glass, George W. #2101	9,700	Final completion	31733075	Now Civitas Permian Operating LLC
Nov 8, 1984	257248	Drill	Martin	Yater-Wilkinson #1	8,650	—	31733053	—
Nov 1, 1984	256372	Drill	Martin	Jones, Paul K. (NCT-2) #2	8,650	Final completion	31733039	Now Parsley Energy Operations LLC
Oct 31, 1984	256120	Drill	Martin	Peters, J. F. Etal #3	8,900	—	31733028	—
Oct 25, 1984	255574	Drill	Martin	Jones, Paul K. (NCT-1) #1	8,650	—	31733011	—
Oct 10, 1984	253943	Drill	Martin	Peters, I. G. Est. #2	9,000	Final completion	31733026	Now Pioneer Natural Res. USA Inc.
Aug 23, 1984	249161	Drill	Martin	Peters, J. F. et Al #1	8,900	Final completion	31732997	Now DE3 Operating LLC
Aug 16, 1984	248439	Drill	Martin	Peters, J. F. Etal #2	8,900	Final completion	31732993	Now DE3 Operating LLC
Aug 14, 1984	248127	Drill	Martin	Peters, I. G. Estate #1	9,000	—	31732991	—