OPERATORS · TEXAS · P-5 NUMBER 190468

Cross Timbers Operating Company

WindowAll time 90 days 1 year 3 years 10 years

CountyAndrews 61 Henderson 39 Robertson 22 Gregg 13 Gaines 13 Freestone 11 Crockett 11 Wood 6 Hidalgo 4 Harrison 4

198 FILINGS · 186 PERMITS · PAGE 1 OF 4 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jun 4, 2001	509638	Recompletion	Andrews	University Block 9/Penn/Unit #72	10,204	Final completion	00300443	Now XTO Energy Inc.
May 14, 2001	508851	Recompletion	Andrews	University Block 9/Penn/Unit #73	10,023	—	00338566	Now XTO Energy Inc.
May 11, 2001	508838	Recompletion	Andrews	University Deep -N- #10HH	13,600	—	00310738	Now XTO Energy Inc.
May 4, 2001	508542	Recompletion	Andrews	Butler, L. L. #3HH	12,605	—	00335995	Now Ctoc Energy LLC
Apr 13, 2001	507632	Recompletion	Gregg	WSGU10 (Skipper -B- 1) #1	7,400	Final completion	18300155	Now Faulconer Energy LLC
Apr 11, 2001	507635	Recompletion	Limestone	Jacoby-Harris Gas Unit #1 #1	13,378	Final completion	29330135	Now Hilcorp Energy Company
Apr 11, 2001	507634	Recompletion	Limestone	Phillips Gas Unit "A" #2	9,521	—	29331007	Now Hilcorp Energy Company
Apr 11, 2001	507633	Recompletion	Limestone	Perlitz Gas Unit No. 1 #2	9,522	—	29330989	Now XTO Energy Inc.
Mar 26, 2001	506765	Recompletion	Harrison	Suggs, Margaret #4	9,050	Final completion	20331947	Now Buffco Production Inc.
Mar 23, 2001	506763	Recompletion	Henderson	Ogu (Pope, F. S. -3) #91	10,200	Final completion	21330426	Now Urban Oil & Gas Group LLC
Mar 16, 2001	506547	Recompletion	Henderson	Ogu (Mc & Suggett 18-X) #153X	11,819	Final completion	21330658	Now Urban Oil & Gas Group LLC
Mar 15, 2001	505300	Recompletion	Harrison	Black-Clark #1	7,935	Final completion	20330614	Now Buffco Production Inc.
Mar 12, 2001	506221	Recompletion	Henderson	Ogu (Lewis, J. H. A-9) #193	11,603	Final completion	21330774	Now XTO Energy Inc.
Feb 27, 2001	505823	Recompletion	Andrews	University 9 H #3HH	11,600	Final completion	00338589	Now XTO Energy Inc.
Feb 15, 2001	505331	Recompletion	Andrews	State University -At- #3HH	11,813	Final completion	00302972	Now XTO Energy Inc.
Feb 12, 2001	503717	Recompletion	Robertson	Mitchell Unit III #3	12,900	Final completion	39530375	Now Hilcorp Energy Company
Feb 2, 2001	504160	Recompletion	Robertson	Martin #1	13,100	Final completion	39530228	Now Hilcorp Energy Company
Jan 25, 2001	504492	Recompletion	Andrews	University "9"C #7HH	10,455	Final completion	00338281	Now XTO Energy Inc.
Jan 16, 2001	504077	Recompletion	Andrews	University "9" -D- #6HH	12,200	Final completion	00338566	Now XTO Energy Inc.
Jan 12, 2001	503938	Recompletion	Robertson	Martin #4	13,100	Final completion	39530373	Now Hilcorp Energy Company
Jan 9, 2001	503659	Recompletion	Robertson	Mitchell Unit III #4	13,100	Final completion	39530377	Now Hilcorp Energy Company
Jan 8, 2001	502699	Recompletion	Robertson	Mitchell, J. H. #1	13,200	Final completion	39530237	Now Hilcorp Energy Company
Jan 8, 2001	502611	Recompletion	Robertson	Mitchell II #5	13,200	Final completion	39530385	Now Hilcorp Energy Company
Jan 8, 2001	502490	Recompletion	Robertson	Mitchell II #1	13,147	Final completion	39530272	Now XTO Energy Inc.
Dec 28, 2000	502028	Recompletion	Robertson	Mitchell I #2	14,000	Final completion	39530344	Now Hilcorp Energy Company
Dec 20, 2000	502006	Recompletion	Robertson	Mitchell I #6	13,400	Final completion	39530392	Now Hilcorp Energy Company
Dec 20, 2000	501943	Recompletion	Robertson	Mitchell I #3	13,390	Final completion	39530360	Now Hilcorp Energy Company
Dec 19, 2000	503214	Recompletion	Andrews	University Block 9/Wolfcamp/Unit #1CB	8,847	Final completion	00300686	Now XTO Energy Inc.
Dec 8, 2000	501609	Recompletion	Gregg	Pine Tree Independent School #2	7,370	Final completion	18300263	Now XTO Energy Inc.
Nov 30, 2000	502201	Recompletion	Freestone	Eppes, Fred R. #1	11,500	Final completion	16130576	Now XTO Energy Inc.
Nov 30, 2000	501427	Recompletion	Robertson	Mitchell II #2	13,200	Final completion	39530353	Now Hilcorp Energy Company
Nov 30, 2000	501400	Recompletion	Robertson	Mitchell Unit II #3	13,200	Final completion	39530359	Now Hilcorp Energy Company
Nov 27, 2000	500805	Recompletion	Freestone	Pollard, J. M. #6	13,050	Final completion	16131250	Now Hilcorp Energy Company
Nov 10, 2000	501829	Recompletion	Andrews	University 9 Cec #7HH	10,700	Final completion	00338501	Now XTO Energy Inc.
Nov 10, 2000	501828	Recompletion	Andrews	University "9" AA #2HH	10,500	Final completion	00300449	Now XTO Energy Inc.
Nov 6, 2000	501610	Recompletion	Robertson	Mitchell Gas Unit 3 #1	13,150	Final completion	39530280	Now Hilcorp Energy Company
Oct 31, 2000	501399	Recompletion	Gregg	WSGU7 (Horton-Dickson -6) #6	7,319	Final completion	18300167	Now Faulconer Energy LLC
Oct 27, 2000	500145	Recompletion	Robertson	Mitchell I #8	13,000	Final completion	39530401	Now Hilcorp Energy Company
Oct 19, 2000	500967	Recompletion	Henderson	Ogu (Howell, W. Y. -6) #195	11,450	Final completion	21330776	Now Urban Oil & Gas Group LLC
Oct 16, 2000	500769	Recompletion	Henderson	Ogu (Harvard, J. M. -2) #130	11,968	Final completion	21330536	Now Urban Oil & Gas Group LLC
Oct 11, 2000	499424	Recompletion	Andrews	Texas L #4HH	12,190	Final completion	00305633	Now XTO Energy Inc.
Oct 3, 2000	500144	Recompletion	Robertson	Mitchell II #6	12,950	Final completion	39530397	Now Hilcorp Energy Company
Oct 2, 2000	500208	Recompletion	Robertson	Beal Estate #3	13,200	Final completion	39530386	Now Hilcorp Energy Company
Sep 26, 2000	500037	Recompletion	Robertson	Mitchell I #4	13,100	Final completion	39530364	Now Hilcorp Energy Company
Sep 26, 2000	498741Amendment	Recompletion	Andrews	Texas Q #8 HH	10,700	Final completion	00338335	Now XTO Energy Inc.
Sep 25, 2000	499995	Recompletion	Andrews	State of Texas BH #5HH	11,940	—	00307075	Now XTO Energy Inc.
Sep 25, 2000	499995Amendment	Recompletion	Andrews	State of Texas BH #5HH	12,500	Final completion	00307075	Now XTO Energy Inc.
Sep 25, 2000	499994	Recompletion	Andrews	University "9" -A- #3HH	11,650	Final completion	00305161	Now XTO Energy Inc.
Sep 19, 2000	499709	Recompletion	Robertson	Martin #3	13,100	Final completion	39530365	Now Hilcorp Energy Company
Sep 5, 2000	499200	Recompletion	Andrews	State University At #7HH	10,800	—	00338262	Now XTO Energy Inc.