OPERATORS · RRC 253080

Enre Corp

WindowAll time 90 days 1 year 3 years 10 years

CountyCallahan 143 Eastland 131 Denton 62 Wise 40 Stephens 21 Wilson 12 Montague 10 Clay 9 Throckmorton 7 Wharton 7

TypeDrill 414 Other 7 Recompletion 5 Reenter 2 Field transfer 1

472 PERMITS · PAGE 1 OF 10 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Nov 12, 2004	553298	Field transfer	Eastland	Williams, T. C. #1	4,057	Final completion	13331638	Acquired from Hill-Lake Gas Storage, L.P.
Jan 26, 2001	504601	Drill	Wise	Potter-Strickland Unit #1	8,500	Final completion	49734623	Now Eagleridge Operating LLC
Nov 28, 2000	502400	Drill	Denton	Strickland #12	8,600	Final completion	12130875	Now J-W Operating Co.
Nov 28, 2000	502399	Drill	Wise	Strickland #11	8,600	Final completion	49734593	Now J-W Operating Co.
Nov 13, 2000	501683	Drill	Denton	McRae #13	8,200	Final completion	12130863	Now J-W Operating Co.
Oct 20, 2000	500957	Drill	Denton	Finley, Wanda #1	8,600	Final completion	12130853	Now Eagleridge Operating LLC
Oct 3, 2000	500330	Drill	Denton	Merritt, W. A. #6	8,600	Final completion	12130838	Now Eagleridge Operating LLC
Sep 11, 2000	499434	Drill	Wharton	Ferguson Estate #1	10,000	Spudded	48134258	—
Sep 11, 2000	499434	Drill	Wharton	Ferguson Estate Unit #1ST	10,900	Plugged dry hole (P&A)	48134258	—
Aug 31, 2000	499120	Drill	Wise	Strickland #10	8,500	—	49734561	Now Enre L.P.
Aug 17, 2000	498581	Drill	Denton	Strickland #9	8,500	Final completion	12130808	Now J-W Operating Co.
Jul 26, 2000	497650	Drill	Wharton	McMillan, W. D. #1	9,950	Final completion	48134240	—
Jun 29, 2000	496721	Drill	Wharton	Wuthrich, Lydia #1	9,900	—	48134230	—
Jun 29, 2000	496721	Drill	Wharton	Wuthrich, Lydia #1ST	10,100	Plugged dry hole (P&A)	48134230	—
May 30, 2000	495594	Drill	Denton	Clara Dunn Unit #8	8,200	Final completion	12130784	Now Eagleridge Operating LLC
May 16, 2000	495129	Drill	Denton	Clara Dunn Unit #7	8,200	Final completion	12130777	Now J-W Operating Co.
Apr 27, 2000	495085	Recompletion	Wharton	Hite #1ST	10,500	Final completion	48134172	Now Hilcorp Energy Company
Apr 7, 2000	493849	Drill	Wise	Clay Hill Cattle Co. #4	8,000	Final completion	49734508	Now Eagleridge Operating LLC
Apr 7, 2000	493848	Drill	Wise	Clay Hill Cattle Co. #3	8,000	Final completion	49734507	Now J-W Operating Co.
Apr 7, 2000	493847	Drill	Wise	Clay Hill Cattle Co. #2	8,000	Final completion	49734506	Now Eagleridge Operating LLC
Apr 7, 2000	493846	Drill	Wise	Clay Hill Cattle Co. #1	8,000	Final completion	49734505	Now Eagleridge Operating LLC
Mar 14, 2000	492872	Drill	Wise	Potter-Merritt Unit #1	8,200	Final completion	49734491	Now Eagleridge Operating LLC
Feb 29, 2000	492556	Drill	Denton	Merritt, Marcia #9	8,200	Final completion	12130754	Now Eagleridge Operating LLC
Jan 6, 2000	490882	Drill	Denton	Merritt, Marcia #8	8,200	Final completion	12130739	Now Eagleridge Operating LLC
Jan 6, 2000	490881	Drill	Denton	Clara Dunn Unit #6	8,200	Final completion	12130740	Now Eagleridge Operating LLC
Dec 17, 1999	490448	Drill	Denton	McRae #12	8,200	—	12130738	Now Eagleridge Operating LLC
Dec 15, 1999	490373	Drill	Wharton	Hite #1	10,000	Final completion	48134172	Now Hilcorp Energy Company
Nov 30, 1999	489741	Drill	Denton	Clara Dunn Unit #5	8,300	Final completion	12130733	Now Eagleridge Operating LLC
Nov 1, 1999	489040	Drill	Denton	McRae #10	8,200	Final completion	12130728	Now J-W Operating Co.
Sep 17, 1999	487451	Drill	Denton	McRae #11	8,200	Final completion	12130721	Now J-W Operating Co.
Jun 18, 1999	485188	Drill	Denton	Merritt, Marcia #7	8,200	Final completion	12130702	Now J-W Operating Co.
Jun 2, 1999	484869	Drill	Wise	Potter, H. M. #9	8,300	Final completion	49734373	Now 1849 Energy Partners Oprtng LLC
May 20, 1999	484656	Drill	Denton	McRae #9	8,300	—	12130700	Now J-W Operating Co.
May 20, 1999	484656	Drill	Denton	McRae #9	8,300	Final completion	12130700	Now J-W Operating Co.
May 5, 1999	484315	Drill	Wise	Strickland #8R	8,300	—	49734369	Now Enre L.P.
May 5, 1999	484315	Drill	Wise	Strickland #8R	8,300	Final completion	49734369	Now Enre L.P.
Apr 9, 1999	483756	Reenter	Wise	Strickland #8	8,300	—	49720149	—
Apr 5, 1999	483672	Drill	Wise	Strickland #7	8,300	Final completion	49734354	—
Apr 5, 1999	483671	Drill	Denton	Mc Rae #8	8,200	—	12131013	—
Apr 5, 1999	483670	Drill	Wise	Strickland #8	8,300	—	49734353	—
Mar 22, 1999	483288	Drill	Denton	McRae #5	8,300	—	12130696	Now J-W Operating Co.
Mar 22, 1999	483288	Drill	Denton	McRae #5	8,200	—	12130696	Now J-W Operating Co.
Mar 17, 1999	483287	Drill	Denton	McRae #7	8,300	Final completion	12130697	Now J-W Operating Co.
Feb 25, 1999	482892	Drill	Denton	McRae #6	8,300	Final completion	12130693	Now J-W Operating Co.
Dec 16, 1998	481383	Drill	Denton	McRae #4	8,500	Final completion	12130684	Now Eagleridge Operating LLC
Dec 14, 1998	481401	Drill	Wise	Potter "A" #5	8,350	Final completion	49734334	Now Eagleridge Operating LLC
Dec 8, 1998	481114	Drill	Wise	Potter "A" #4	8,300	Final completion	49734323	Now Eagleridge Operating LLC
Dec 17, 1997	470177	Drill	Denton	H. M. Potter Gas Unit #8	8,200	Final completion	12130661	Now Eagleridge Operating LLC
Dec 4, 1997	470178	Drill	Wise	H. M. Potter Gas Unit #7	8,200	Final completion	49734214	Now J-W Operating Co.
Nov 25, 1997	470176	Drill	Wise	Potter "A" #2	8,200	Final completion	49734215	Now Eagleridge Operating LLC