Orange County, Texas

Paleo Control, Inc. Houston, Texas 77241-1751 P. O. Box 41751 Phone: 713-849-0044

ORANGE COUNTY, TEXAS (API 42-361-)

API NO. Allday, Ed #1 Henderson 10525-11320 01369 Amerada Hess #1 Arco Fee 9990-14880 30635 Amerada Hess #1 Brown Estate Oh 8700-15491 30684 Amerada Hess #1 Donner Prop. 11000-13900 30656 Amerada Hess #1 Miller Vidor 11500-14500 30600 Amerada Hess #2 Miller Vidor 11500-13960 30609 Amerada Hess #3 Miller Vidor 7000-13128 30617 Amerada Hess #3-R Miller Vidor Oh 8000-13191 30621 Amerada Hess #3-R Miller Vidor Sth 1 11490-17000 3062101 Amerada Hess #4 Miller Vidor 7000-13840 30629 Amerada-Hess #4 Miller Vidor Sth 1 10990-14140 3062901 Amerada-Hess #9 Miller Vidor 12280-15000 30654 Amerada-Hess #1 Paret, G. 7000-14500 30623 Amerada-Hess #1 Paret, G. Sth 1 11000-14080 3062301 Amerada-Hess #1 Reid, D. 7990-14230 30618 Amerada-Hess #2 Reid, D. 11000-16760 30634 Amerada Hess #1 Sampson-Clark 7570-17000 30624 Amerada-Hess #2 Sampson-Clark 7000-14000 30628 Amerada-Hess #1 Williams 8000- 9500 30633 Amerada-Hess #1 Williams 11500-14500 30633 Amerada-Hess #2 Williams 8080-14070 30664 Arco #1 Miller-Vidor Lbr 4998- 9130 00036 Ballard Expl. #1 Beaumont Co. Ltd. 12020-14500 30671 Blocker Expl. #1 Powell Lbr. Co. 7350- 9980 30369 British Gas #1 Arco Fee 7010-12360 30644 British Gas #1 Arco Fee Sth #2 11340-13405 3064402 Celeron O&G #1 Owens-Illinois 6000- 9073 30542 Celeron O&G #1 Powell Lbr. Co. 6000- 9017 30530 Celeron O&G #2 Powell Lbr. Co. 6470- 8989 30539 Celeron O&G #3 Powell Lbr. Co. 6250- 9150 30543 Celeron O&G #4 Powell Lbr. Co. 6677- 9038 30549 Celeron O&G #5 Powell Lbr. Co. 3190- 9013 30552 Celeron O&G #6 Powell Lbr. Co. 5700- 8862 30555 Celeron O&G #7 Powell Lbr. Co. 5932- 9653 30557 Celeron O&G #8 Powell Lbr. Co. 6000- 8950 30561 Celeron O&G #9 Powell Lbr. Co. 6000- 8948 30563 Celeron O&G #1 Singleton, J. L. 3000- 9028 30556 Celeron O&G #1 Stark, Nelda C. 6000- 9021 30538 Celeron O&G #A-1 Stark, Nelda C. 6000- 9554 30559 Celeron O&G #1 Temple Eastex 6000- 9030 30560 Centennial O&G #1 State-McFaddin 6180-11250 30803 Chevron USA #1 Quinn, B. E. 6050- 8900 30422

1 Paleo Control, Inc. Houston, Texas 77241-1751 P. O. Box 41751 Phone: 713-849-0044

API NO. Chevron USA #1 Powell Lumber Co. 8300-14361 30314 Cyprus-Union #1 Bland, Wallace et al 6575- 9900 00222 Cyprus-Union #1 Bland, Wallace et al 8818- 9900 00222 Duncan Energy #1 Miller Vidor 7100-11460 30713 Energy Dev.Corp. #1 Bean-Donner 6000- 8820 30705 Energy Dev.Corp. #1 Brown/Stark (Forams) 10680-15810 30690 Energy Dev.Corp. #1 Brown/Stark (Nannos) 12000-15810 30690 Energy Dev.Corp. #1 Koster-Vastar 7294- 9150 30707 Energy Dev.Corp. #1 Powell Lumber Co. 7000- 8700 30714 Fairways Expl.& Prod. #1 Lemonville Oh 6990- 8600 30892 Fairways Expl.& Prod. #1 Lemonville Sth 7533-14790 30892 Fairways Expl.& Prod. #`1 Stark 8790-17667 30888 Greenhill Petr. Corp. #3 Champion Intl. 6610- 9475 30718 Gulf #1-A Caswell Trust 5955-10148 01447 Gulf #1 Miller Vidor Land Co 4971- 7986 01320 Gulf #3 Miller Vidor Ut 2 6983-10004 00015 Gulf #1 Stark, H.J.L. 7482-10492 00500 Halbouty Energy #1 Brown, E. W. Oh & Sth 7300-10026 01313 Halbouty Energy #1 Miller Vidor 6208- 8929 30123 Hinkle #1 Quinn 4970- 8000 00024 HNG #1 Miller Vidor 9000-11750 30527 Huber #2 Goodhue 5877- 7796 00199 Huber #1 Miller Vidor 9000-12500 30614 Huber #2 Miller Vidor 10200-13500 30637 Humble #1 Paraffine 3994- 8200 00005 Hunt #1 Williams 6000-16387 30643 Ippc Petr. (Cf) #1 Powell Lbr Co 6000- 9000 30574 Ippc Petr.(W E Co) #1 Powell Lbr Co 6000- 8896 30574 Ippc Petr. #10 Powell Lbr Co 6300- 9006 30567 Ippc Petr. #11 Powell Lbr Co 6107- 8911 30570 Ippc Petr. #2-B Powell Lbr Co 6000- 8865 30587 Ippc Petr. #12 Powell Lbr Co Oh 6000- 8798 30585 Ippc Petr. #12 Powell Lbr Co Sth 7810- 9076 3058501 Ippc Petr. #1 Sonat Minerals 6000- 9320 30576 Ippc Petr. #2 Temple Eastex 6500- 9021 30566 Kilroy Co. #2 Arco Shannon 7785- 8588 30450 Kilroy Co. #1 Boise Oil Unit 7510- 9130 30485 Kilroy Co. #1 Boise Southern 7800- 8710 30483 Kilroy Co. #1 Brown, E.W. 6510- 9194 30473 Kilroy Co. #B-1 Brown, E.W. 9150- 9955 30515 Kilroy Co. #1 Cook 7500- 8824 30489 Kilroy Co. #1 Kerr 6490- 8700 30475

API NO. Kilroy Co. #1 Lanier, C. W. 7370- 8720 30445 Kilroy Co. #2 Lanier, C. W. 7000- 8700 30568 Kilroy Co. #1 Smith, L.C. 8250- 9100 30500 Kilroy Co. #1 Van Oostrom 5800- 9121 30462 Kilroy Co. #1 Miller Vidor 7370- 8720 Lake Ronel #1 Cormier Cow Bayou State 4650- 7658 30764 Lake Ronel #1 Paul Cormier 4190- 5263 30776 Lake Ronel #1 Donner Properties 8990- 9999 30780 Lake Ronel #1 Hawk Club 9920-12913 30818 Lake Ronel #1 Humble Island 8490-11160 30833 Lake Ronel #1 Jett 8840- 9930 30815 Lake Ronel #1 Pinehurst 8900-11380 30882 Lake Ronel #1 Powel Lumber Co. 7340- 9725 30811 Lake Ronel #1 Nelda Stark 9600- 9893 30773 Lake Ronel #2 Nelda Stark 7600- 9970 30778 Lake Ronel #1 Stephenson 8020- 9800 30779 Lake Ronel #2 Stephenson 9180-10473 30783 Lake Ronel #3 Stephenson 8000- 9780 30786 Lake Ronel #4 Stephenson 8260-10100 30789 Lake Ronel #1 Winfree 5400- 7980 30766 Lake Ronel #2 Winfree 7700- 8120 Lake Ronel #1 Winter 6000- 8255 30765 Magnolia #1 Chesson 6657- 9490 00224 Means, J.C. #1 Goodhue 6481- 8510 00198 Means & Seale #1-A Powell Lbr Co 6787- 8917 00195 Mecom, J.W. #1 Adcock, N. 6710-10042 00490 Mecom, J.W. #5 E Beaumont Townsite 6885- 8228 00078 Mecom, J.W. #1 Benson Et Al 5941- 9144 00066 Mecom, J.W. #1 Brown, E.W. Jr 7006-12980 00491 Mecom, J.W. #2 Brown, H.L. 6978-10257 00492 Mecom, J.W. #1 McFadden, J.C.L. 5487- 9041 00980 Meredith #1 Moore, Lutcher 4916- 7300 00103 Monsanto Oil #1 Dowdy 7630- 9926 01345 Mosbacher #1 Powell Lbr Co 5749- 9180 00206 N.Am.Royalties #1 Haggard 9190-10491 30410 Oil Development #1 Boise Southern 8000-11780 30135 Pan Am #1 Bancroft 6540- 9800 01391 Pan Am #1 Blanch, G. et al 6000- 9450 01399 Pan Am #1 Brown, E.W. 6920-10873 30027 Pennzoil #1 Powell Lbr Co 6960- 8720 30037 Rutherford #1 Lindsey-Claybar 5990- 7989 30307 Samson Lone Star LLC #1 Alexander 11200-14650 30883

API NO. Samson Lone Star LLC #1 BP America 12240-18660 30909 Samson Lone Star LLC #1 Blackstone-Horizon 12000-18664 30908 Samson Lone Star LLC #1 Donner-Brown 12000-18281 30884 Samson Lone Star LLC #1 Thornhill 11490-15090 30878 Sandefer Petr #1 Donner 5200- 7750 30466 Sandefer Petr #1 Stark, Nelda C. 5980- 8710 30428 Sandefer Petr #1-A Stark, Nelda C. 6690- 8920 30469 Scurlock #1 Phares 5500- 8688 00490 Seagull Energy #1 Vastar 7000-14640 30717 Seagull Energy #2 Vastar Fee 11000-14510 30720 Sun #1 Quinn, B.E. 6544- 9974 01331 Sun #1 Stark, H.J.L. 6705-10491 00474 Tenneco Oil #1 Lutcher & Moore Lbr. 5993-10510 01272 Tenneco Oil #1 Powell Lbr Co 6909- 8913 01407 Tennessee Gas #1 Pan Am Fee 7172-10300 00472 Tennessee Prod #1 Miller Vidor 6253- 8432 00032 Texaco Inc. #1 Donner Corp 8006-10300 01437 Texaco Inc. #1 Linscomb, J. V. 7560-17006 30392 Texaco Inc. #1 Stark, W.H. Oh & Sth 6970- 9012 30288 Texas Crude #1 Stark, Nelda 8700-10510 30416 TXO Prod #5 First Natl Bank 6570- 7590 30553 TXO Prod #1 Manuel 7280- 8700 30510 TXO Prod #1-A Powell Lbr Co Oh 6500- 7910 30472 TXO Prod #1-A Powell Lbr Co Sth 6980- 8470 30472 TXP Oper #1 Donner Properties 6500- 9200 30577 Unocal Expl. #1 Rita Gonzales 8360-17690 30645 Unocal Expl. #1 Quinn, B.E. 6940-14250 30663 Wagner Oil #P-13 Morgans Bluff Hackberry Sth 8430- 8780 30598