OPERATORS · TEXAS · P-5 NUMBER 216730

Devon Energy Operating Co., L.P.

WindowAll time 90 days 1 year 3 years 10 years

CountyWise 489 Denton 361 Tarrant 46 Johnson 15 Freestone 14 Robertson 14 Limestone 13 Montgomery 12 Parker 12 Fort Bend 8

TypeDrill 774 Recompletion 57 Reenter 3

1,002 FILINGS · 897 PERMITS · PAGE 2 OF 21 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
May 26, 2004	546087	Drill	Polk	IP A-39 #1	12,900	Final completion	37331020	Now Rodessa Operating Company
May 25, 2004	546128	Drill	Denton	Schluter, Margaret #2	9,000	Final completion	12132328	Now BKV Barnett LLC
May 25, 2004	546126	Drill	Denton	Swafford, Don #4	9,000	Final completion	12132329	Now BKV Barnett LLC
May 24, 2004	546048	Drill	Denton	Naler, Mae C. #12	9,000	—	12132327	Now BKV Barnett LLC
May 24, 2004	546048Amendment	Drill	Denton	Naler, Mae C. #12	9,000	Final completion	12132327	Now BKV Barnett LLC
May 21, 2004	544960	Drill	Wise	Johnson, W. D. "B" #30H	9,000	Final completion	49735593	Now BKV Barnett LLC
May 17, 2004	545771	Drill	Denton	Naler, Mae C. #10H	9,000	Final completion	12132324	Now BKV Barnett LLC
May 14, 2004	545732	Drill	Johnson	David, William B. #1H	9,000	Final completion	25130198	Now Formentera Operations LLC
May 14, 2004	544676	Drill	Wise	Knapp #11H	9,000	Final completion	49735586	Now BKV Barnett LLC
May 13, 2004	544614	Drill	Wise	Knapp #10H	9,000	Final completion	49735584	Now BKV Barnett LLC
May 11, 2004	545564	Drill	Wise	Nash-Billingsley #3	6,400	Final completion	49735606	Now Scout Energy Management LLC
May 11, 2004	545334	Drill	Limestone	R. E. Stone GU #6	11,500	Final completion	29331578	Now Diversified Production LLC
May 10, 2004	545521	Drill	Denton	Marvin Burch #1HH	9,000	—	12132318	—
May 10, 2004	545521Amendment	Drill	Denton	Marvin Burch #1HH	9,000	—	12132318	—
May 10, 2004	545519	Recompletion	Wise	Barzun, M. L. #1	5,686	—	49733973	Now Devon Energy Production Co L.P.
May 10, 2004	545519Amendment	Recompletion	Wise	Barzun, M. L. #1	5,686	Final completion	49733973	Now Devon Energy Production Co L.P.
May 10, 2004	545335	Drill	Limestone	M. J. Thurman Est. #6	11,500	—	29331579	—
May 7, 2004	545471	Drill	Denton	Cole Trusts 576 "A" #11H	9,000	Final completion	12132316	Now BKV Barnett LLC
May 5, 2004	545368	Drill	Wise	Bryan "D" #7	9,000	Final completion	49735605	Now BKV Barnett LLC
May 3, 2004	545243	Drill	Denton	Cole Trust Four #8	9,000	Final completion	12132313	Now BKV Barnett LLC
May 3, 2004	545242	Drill	Denton	Cole Trust Four #7	9,000	Final completion	12132312	Now BKV Barnett LLC
May 2, 2004	545241	Drill	Denton	Cole Trust Four #6	9,000	Final completion	12132311	Now BKV Barnett LLC
Apr 30, 2004	545158	Recompletion	Wise	Everett, D. P. #2	5,606	Final completion	49731516	Now Scout Energy Management LLC
Apr 29, 2004	545104	Drill	Wise	Stutt, Robert #4	6,380	Final completion	49735599	Now BKV Barnett LLC
Apr 28, 2004	545064	Drill	Wise	Hampton, J. V. #9HH	9,000	Final completion	49735598	Now BKV Barnett LLC
Apr 27, 2004	545014	Drill	Denton	Beck, Fred #13	6,850	Final completion	12132303	Now Devon Energy Production Co L.P.
Apr 27, 2004	545013	Drill	Denton	Beck, Fred #12	6,900	Final completion	12132302	Now BKV Barnett LLC
Apr 27, 2004	545012	Drill	Denton	Evers "A" #7H	9,000	Final completion	12132304	Now BKV Barnett LLC
Apr 27, 2004	544981	Drill	Wise	Sol Carpenter Heirs #8H	9,000	Final completion	49735594	Now BKV Barnett LLC
Apr 27, 2004	544957	Drill	Denton	Taylor, Dan A #1H	9,000	—	12132301	Now BKV Barnett LLC
Apr 27, 2004	544957Amendment	Drill	Denton	Taylor, Dan "A" #1H	9,000	Final completion	12132301	Now BKV Barnett LLC
Apr 23, 2004	544864	Drill	Wise	Ramsey, J.T. #3H	9,000	Final completion	49735590	Now BKV Barnett LLC
Apr 22, 2004	543865	Recompletion	Montgomery	Lake Creek Unit #93	5,718	Final completion	33931009	Now Devon Energy Production Co L.P.
Apr 21, 2004	543769	Recompletion	Wise	Rogers, Lucy #5	6,333	Final completion	49732696	Now BKV Barnett LLC
Apr 20, 2004	544675	Drill	Johnson	Glover, Opal #1HH	9,000	Final completion	25130192	Now Formentera Operations LLC
Apr 20, 2004	544674	Recompletion	Wise	Rawle, W. D. #2	6,500	—	49732190	Now Devon Energy Production Co L.P.
Apr 16, 2004	543211	Drill	Wise	Wallace, Frank #10D	9,000	Final completion	49735556	Now BKV Barnett LLC
Apr 14, 2004	543414	Drill	Denton	James Frazier Gas Unit No. 1 #5HH	9,000	Final completion	12132278	Now BKV Barnett LLC
Apr 2, 2004	543998	Drill	Denton	Agf Ranch et al "A" #3H	9,000	—	12132289	Now BKV Barnett LLC
Apr 2, 2004	543998Amendment	Drill	Denton	Agf Ranch et al "A" #3H	9,000	Final completion	12132289	Now BKV Barnett LLC
Apr 1, 2004	543939	Drill	Wise	Farlow, J. F. Gas Unit "A" #5H	9,000	Final completion	49735575	Now BKV Barnett LLC
Mar 30, 2004	543862	Drill	Wise	Shoop, Glenn P. "F" #7	9,000	Final completion	49735573	Now BKV Barnett LLC
Mar 30, 2004	543860	Drill	Wise	Shoop, Glenn P. "F" #6	9,000	Final completion	49735572	Now BKV Barnett LLC
Mar 30, 2004	543853	Drill	Wise	Gadberry, H. C. "B" #29	6,200	Final completion	49735574	Now Scout Energy Management LLC
Mar 26, 2004	542590	Drill	Wise	Shoop, Glenn P. "F" #4HH	9,000	Final completion	49735546	Now BKV Barnett LLC
Mar 25, 2004	543664	Drill	Wise	Lamm, Frances #3HH	9,000	Final completion	49735570	Now BKV Barnett LLC
Mar 24, 2004	543632	Drill	Wise	Knapp #9D	9,000	—	49735569	Now BKV Barnett LLC
Mar 24, 2004	543632Amendment	Drill	Wise	Knapp #9	9,000	Final completion	49735569	Now BKV Barnett LLC
Mar 24, 2004	543631	Drill	Wise	Knapp #8	9,000	—	49735568	Now BKV Barnett LLC
Mar 24, 2004	543631Amendment	Drill	Wise	Knapp #8	9,000	Final completion	49735568	Now BKV Barnett LLC