OPERATORS · TEXAS · P-5 NUMBER 104222

Riverbirch Resources, LLC

WindowAll time 90 days 1 year 3 years 10 years

CountyTarrant 60 Parker 43 Johnson 25 Wise 15 Denton 13 Jack 12

Type

168 FILINGS · 137 PERMITS · PAGE 2 OF 4 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jun 20, 2007	640884	Drill	Denton	Whyburn Unit #1HH	8,600	Final completion	12133139	Acquired from Red Oak Gas Operating Company LP
Jun 12, 2007	639959	Drill	Tarrant	Elkins #13HH	9,000	—	43932313	Acquired from Devon Energy Production Co, L.P.
Jun 12, 2007	639959Amendment	Drill	Tarrant	Elkins #13HH	9,000	Final completion	43932313	Acquired from Devon Energy Production Co, L.P.
May 12, 2007	638397	Drill	Tarrant	Elkins #16HH	9,000	Spudded	43932221	Acquired from Devon Energy Production Co, L.P.
May 12, 2007	638397Amendment	Drill	Tarrant	Elkins #16HH	9,000	Spudded	43932221	Acquired from Devon Energy Production Co, L.P.
Apr 26, 2007	637382	Drill	Tarrant	Elkins #15HH	9,000	Final completion	43932149	Acquired from Devon Energy Production Co, L.P.
Apr 26, 2007	637379	Drill	Tarrant	Elkins #10HH	9,000	Final completion	43932148	Acquired from Devon Energy Production Co, L.P.
Apr 26, 2007	637370	Drill	Tarrant	Elkins #12HH	9,000	Final completion	43932147	Acquired from Devon Energy Production Co, L.P.
Mar 1, 2007	634120	Drill	Johnson	Petty #1HH	8,000	Spudded	25131544	Acquired from North Texas Llano Operating Corp
Mar 1, 2007	634120Amendment	Drill	Johnson	Petty #1HH	8,000	Final completion	25131544	Acquired from North Texas Llano Operating Corp
Feb 26, 2007	633892	Drill	Wise	Yancey #1HH	10,700	Final completion	49736218	Acquired from Primexx Operating Corporation
Feb 2, 2007	632748	Drill	Parker	Moncrief Ranch North #3HH	6,800	Final completion	36734317	Acquired from Western Production Company
Feb 2, 2007	632744	Drill	Parker	Moncrief Ranch North #4HH	6,800	Final completion	36734316	Acquired from Western Production Company
Dec 21, 2006	630864	Drill	Johnson	Franklin #1H	9,000	Final completion	25131394	Acquired from North Texas Llano Operating Corp
Dec 21, 2006	630734	Drill	Parker	Vieth #1HH	7,000	Final completion	36734284	Acquired from Western Chief Oil & Gas Company
Dec 12, 2006	630306	Drill	Johnson	Cook Hills #2 HH	8,200	Final completion	25131369	Acquired from North Texas Llano Operating Corp
Sep 22, 2006	626438	Drill	Johnson	Lawrence #1HH	10,500	—	25131209	Acquired from Reichmann Petroleum Corp.
Sep 22, 2006	626438Amendment	Drill	Johnson	Lawrence #1HH	10,500	Final completion	25131209	Acquired from Reichmann Petroleum Corp.
Sep 18, 2006	626018	Drill	Wise	Perkins Unit #1HH	7,500	Final completion	49736126	Acquired from Western Chief Oil & Gas Company
Jul 5, 2006	622021	Drill	Johnson	Bednarz #1HH	9,000	Spudded	25131055	Acquired from North Texas Llano Operating Corp
Jul 5, 2006	622021Amendment	Drill	Johnson	Bednarz #1HH	9,000	Final completion	25131055	Acquired from North Texas Llano Operating Corp
Mar 27, 2006	616066	Drill	Johnson	Woods #1HH	7,500	Final completion	25130859	Acquired from Sundance Resources, Inc.
Mar 24, 2006	616397	Drill	Johnson	Cook Hills #1HH	8,900	Final completion	25130869	Acquired from North Texas Llano Operating Corp
Mar 7, 2006	615283	Drill	Johnson	Prather #1HH	7,500	—	25130828	Acquired from Sundance Resources, Inc.
Mar 7, 2006	615283Amendment	Drill	Johnson	Prather #1HH	7,500	Final completion	25130828	Acquired from BP Operating Company, LLC
Feb 22, 2006	614668	Drill	Johnson	Owens #1H	8,900	—	25130812	Acquired from North Texas Llano Operating Corp
Feb 22, 2006	614668Amendment	Drill	Johnson	Owens #1H	8,900	Final completion	25130812	Acquired from North Texas Llano Operating Corp
Feb 15, 2006	614074	Recompletion	Tarrant	Oliver "A" #1X	7,300	—	43930167	Acquired from Western Production Company
Dec 7, 2005	610703	Drill	Johnson	New #1H	10,000	Final completion	25130675	Acquired from North Texas Llano Operating Corp
Nov 22, 2005	609921	Drill	Parker	Clark Unit #2HH	9,000	Unperforated completion	36733838	Acquired from Burlington Resources O & G Co LP
Nov 1, 2005	608782	Drill	Johnson	Basham #1HH	7,800	—	25130621	Acquired from Sundance Resources, Inc.
Nov 1, 2005	608782Amendment	Drill	Johnson	Basham #1HH	9,000	Final completion	25130621	Acquired from Sundance Resources, Inc.
Oct 13, 2005	607829	Drill	Johnson	Campbell-Caudle #1HH	8,900	Final completion	25130590	Acquired from North Texas Llano Operating Corp
Oct 11, 2005	607670	Drill	Johnson	H&D #1HH	10,500	Final completion	25130587	Acquired from Reichmann Petroleum Corp.
Sep 30, 2005	607169	Drill	Johnson	Pannell #1HH	8,380	—	25130563	Acquired from Williams Prod. Gulf Coast, L.P.
Sep 30, 2005	607169Amendment	Drill	Johnson	Pannell #1HH	8,380	Final completion	25130563	Acquired from Reichmann Petroleum Corp.
Sep 28, 2005	605872	Recompletion	Parker	Springfield #1	6,026	—	36730859	Acquired from Fagadau Energy Corporation
Sep 27, 2005	606921	Drill	Parker	Moncrief Ranch North #2HH	7,000	Final completion	36733796	Acquired from Western Production Company
Aug 25, 2005	605467	Drill	Johnson	Adams #1H	8,900	Final completion	25130512	Acquired from North Texas Llano Operating Corp
Mar 18, 2005	559187	Recompletion	Parker	Moorefield, Joseph C. et Al #1	6,090	Final completion	36730861	Acquired from Fagadau Energy Corporation
Feb 28, 2005	558302	Drill	Tarrant	Oliver "a" Unit #9	8,900	Final completion	43931162	Acquired from Chief Oil & Gas LLC
Feb 18, 2005	557927	Drill	Tarrant	Oliver "a" Unit #7	8,900	Final completion	43931150	Acquired from Chief Oil & Gas LLC
Jan 28, 2005	556983	Drill	Tarrant	Grant Heirs Pooled Unit #8	7,200	Final completion	43931124	Acquired from Western Production Company
Jan 25, 2005	556812	Drill	Tarrant	Oliver "a" Unit #12	8,900	—	43931119	Acquired from Chief Oil & Gas LLC
Jan 25, 2005	556812Amendment	Drill	Tarrant	Oliver "a" Unit #12	8,900	—	43931119	Acquired from Chief Oil & Gas LLC
Jan 25, 2005	556812Amendment	Drill	Tarrant	Oliver "a" Unit #12	8,900	Final completion	43931119	Acquired from Chief Oil & Gas LLC
Jan 11, 2005	556034	Drill	Tarrant	Oliver "a" Unit #10 HH	8,900	Final completion	43931102	Acquired from Chief Oil & Gas LLC
Jan 11, 2005	556033	Drill	Tarrant	Oliver "a" Unit #5H	8,900	—	43931103	Acquired from Chief Oil & Gas LLC
Jan 11, 2005	556033Amendment	Drill	Tarrant	Oliver "a" Unit #5 HH	8,900	Final completion	43931103	Acquired from Chief Oil & Gas LLC
Jan 7, 2005	555890	Drill	Tarrant	Grant Heirs Pooled Unit #3	7,200	Final completion	43931096	Acquired from Western Production Company