OPERATORS · RRC 253210

Enserch Expl, Inc

WindowAll time 90 days 1 year 3 years 10 years

CountyHenderson 122 Wise 111 Hardeman 109 Shackelford 72 Harrison 57 Atascosa 51 Freestone 40 Lavaca 29 Edwards 21 Karnes 20

TypeDrill 833 Recompletion 118 Other 28 Field transfer 3 Reenter 2

1,047 PERMITS · PAGE 1 OF 21 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 23, 2013	754504	Recompletion	Shackelford	Ruby 50 #1	4,700	Final completion	41738102	Acquired from Clear Fork, Incorporated
Apr 14, 2009	680143	Recompletion	Freestone	J. M. Pollard Gas Unit #6	13,050	Final completion	16131250	Acquired from XTO Energy Inc.
Aug 30, 2007	645230	Recompletion	Henderson	Ogu (Magers, T. M.-6) #108	12,765	Side one multi completion	21330545	Acquired from XTO Energy Inc.
Jun 29, 2006	621562	Recompletion	Freestone	McWatters, T.H. #4	13,000	Final completion	16131228	Acquired from XTO Energy Inc.
May 16, 2006	618935	Reenter	Ward	Edwards, J. H. C #2	10,309	Final completion	47530289	Acquired from Arena Production Company
May 9, 2005	600305	Recompletion	Henderson	Ogu (Pope, F.S. -2) #55	10,192	Final completion	21330389	Acquired from XTO Energy Inc.
Jan 10, 2002	516457	Recompletion	Henderson	Ogu (Spradlin, G. T. -1) ST1 #36	10,009	Final completion	21300230	Acquired from XTO Energy Inc.
Aug 15, 2001	512550	Recompletion	Henderson	Ogu (Lewis J. H. -B- 6 #182	10,000	Final completion	21330727	Acquired from XTO Energy Inc.
Nov 27, 2000	500805	Recompletion	Freestone	Pollard, J. M. #6	13,050	Final completion	16131250	Acquired from Cross Timbers Operating Company
Oct 13, 1999	488390	Recompletion	Shackelford	Newell "59" Unit #1	5,052	Final completion	41737760	Acquired from Clear Fork, Incorporated
Aug 9, 1999	486483	Recompletion	Henderson	Ogu (Hamill, Sallie -1) #75	11,054	Final completion	21330408	Acquired from Cross Timbers Operating Company
Mar 11, 1998	470687	Recompletion	Freestone	McWatters, T. H. #1L	12,900	—	16130126	Now XTO Energy Inc.
Feb 24, 1998	473370	Recompletion	Harrison	Allen, W. H. Estate #7	9,000	Final completion	20332400	Now Faulconer Energy LLC
Dec 2, 1997	470735	Drill	Chambers	State Tract 84 #1	10,000	Spudded	07132114	Now Vintage Petroleum Inc.
Nov 12, 1997	469956	Drill	Harris	State Tract 2 #1	11,200	Plugged dry hole (P&A)	20132518	—
Oct 28, 1997	469315	Recompletion	Webb	Alley #5	11,000	—	47934009	—
Oct 10, 1997	468672	Drill	Winkler	University 47-21 #5HH	7,300	Spudded	49532706	Now Pilot Water Solutions SWD LLC
Oct 10, 1997	468672	Drill	Winkler	University 47-21 #5H	7,300	Final completion	49532706	Now Pilot Water Solutions SWD LLC
Oct 10, 1997	467518	Drill	Hardeman	Hurst 2 #2	8,800	—	19731418	—
Oct 3, 1997	468412	Recompletion	Henderson	Ogu (Tullos, J. W. -2B) ST1 #37	11,800	Final completion	21300292	Now Cross Timbers Operating Company
Sep 5, 1997	467204	Drill	Harrison	Williams, Ivy Heirs #7	9,100	Final completion	20332466	Now Buffco Production Inc.
Aug 19, 1997	466469	Drill	Chambers	St. Tr. 65 #1	12,500	Final completion	07132108	—
Aug 18, 1997	464482	Recompletion	Atascosa	L. T. Urbanczyk Unit 2 #5	10,800	Final completion	01334020	Now Capital Star Oil & Gas Inc.
Aug 15, 1997	466297	Recompletion	Henderson	Ogu (Spradlin, G.T. -)ST1 #36	11,500	Final completion	21300230	—
Aug 11, 1997	464884	Recompletion	Freestone	Pollard, J. M. #6	13,050	Final completion	16131250	—
Jul 15, 1997	464902	Recompletion	Henderson	Ogu (Magers, T. M. -2ST1) #48	10,450	Final completion	21330330	Now Cross Timbers Operating Company
Jul 2, 1997	464478	Drill	Hardeman	Dodson Subdivision "P" #1	7,600	Unperforated completion	19731412	Now Key Energy of Colorado Inc.
Jun 27, 1997	463732	Recompletion	Henderson	Ogu (Magers, T. M. -6) #108	8,700	Final completion	21330545	—
Jun 17, 1997	463342	Recompletion	Henderson	Ogu (Mc&suggett -21) #160	8,700	Final completion	21330661	Now Urban Oil & Gas Group LLC
May 29, 1997	463025	Drill	Harris	St. Tr. 1 #2	13,650	Plugged dry hole (P&A)	20132501	—
May 29, 1997	463024	Drill	Chambers	St. Tr. 98 #1	11,500	—	07132090	—
May 29, 1997	463023	Drill	Harrison	Knox, M. L. #8	8,300	Final completion	20332451	Now Faulconer Energy LLC
May 23, 1997	461438	Recompletion	Atascosa	Tom, J. L. -a- Unit 2 #5	11,000	Final completion	01334031	—
May 22, 1997	462648	Drill	Harrison	Black-Clark Gas Unit #2	9,100	Final completion	20332449	Now Buffco Production Inc.
May 14, 1997	462080	Recompletion	Henderson	Ogu (Harvard, J. M. -6) #152	12,055	Final completion	21330639	Now Eex Corporation
May 7, 1997	462120	Reenter	Loving	Madera 26-76 #1A	12,400	Plugged dry hole (P&A)	30130305	—
Apr 29, 1997	461781	Drill	Pecos	Drury 5 #1	8,700	Plugged dry hole (P&A)	37136710	—
Apr 24, 1997	461397	Recompletion	Freestone	McWatters, T. H. #4	13,000	Final completion	16131228	—
Apr 23, 1997	461437	Recompletion	Atascosa	Urbanczyk, L. T. Unit 3 #4	11,000	—	01334017	—
Apr 16, 1997	461225	Drill	Henderson	Ogu (Howell, W. Y. -6) #195	11,600	Final completion	21330776	—
Apr 8, 1997	460849	Drill	Harrison	Gloria B. McQueen Gas Unit #6	9,100	Final completion	20332436	Now Buffco Production Inc.
Mar 20, 1997	460164	Drill	Gregg	WSGU3 (Lacy, R. -4) #8	9,100	Final completion	18331281	Now XTO Energy Inc.
Mar 14, 1997	459788	Recompletion	Freestone	Jacobs, A.W. #7	6,500	—	16131081	—
Mar 14, 1997	459785	Recompletion	Freestone	Jacobs, A. W. #4	8,600	Final completion	16130974	—
Mar 13, 1997	457594	Field transfer	Wise	Craft-Water Board Unit 9 #1	5,770	Final completion	49701645	Now Merit Energy Company
Mar 7, 1997	459454	Recompletion	Shackelford	Newell G-4 #1D	5,000	Final completion	41737922	Now Van Operating Ltd.
Mar 6, 1997	459527	Drill	Freestone	McWatters, T. H. #10	10,700	Final completion	16131417	Now Hilcorp Energy Company
Mar 5, 1997	458007	Recompletion	Shackelford	Green 1571 #1	3,860	Final completion	41737949	Now Wells Oilfield Services Inc.
Feb 24, 1997	458745	Recompletion	Wharton	Stockton, L.L. #1	7,336	—	48133470	—
Feb 13, 1997	458566	Drill	Hardeman	Wilson "201" Unit #1	8,800	Plugged dry hole (P&A)	19731404	—