PRODUCTION DATA FOR LEASES AND OPERATORS IN STARR COUNTY TEXAS

Operator Production Data   Leases Production Data    PRODUCTION TOTALS - OIL : 12,528,077 GAS : 2,735,164,407    Click for More Info

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Year 2012 26,304 - 5,923,393 34,756 - 6,506,173 26,291 - 6,053,121 25,694 - 6,406,390 25,830 - 6,548,511 32,761 - 6,288,561 31,580 - 6,784,692 28,984 - 6,236,421 27,662 - 6,522,705 26,527 - 6,192,673 32,616 - 6,863,717 29,766 - 6,019,811
2011 33,066 - 6,630,880 32,178 - 6,755,711 33,399 - 6,781,153 28,038 - 6,855,044 26,310 - 7,222,461 28,912 - 6,962,884 32,000 - 7,102,743 28,499 - 6,454,721 32,233 - 6,979,528 34,051 - 6,660,736 29,503 - 7,379,049 28,381 - 7,248,956


LEASE NAME OIL VOL in BBL GAS VOL in MCF
SLICK, T.B. ESTATE A-229 1,945,851 0
SLICK, T. B. A-229 692,638 0
SLICK, T. B. A-527 648,224 0
VILLARREAL 342,394 19,005,866
MARTINEZ -B- 334,477 10,570,264
GARCIA, M. M. -B- 325,292 0
SEMMES TRUST, ET AL 906 288,900 950,489
LA BRISA 288,754 70,280
SLICK, T. B. ESTATE -B- 234,458 0
SLICK, T. B. ESTATE -H- 230,555 0
SAENZ, M - STATE 223,008 0
LA BRISA RANCH/STATE 542 194,526 70,759
MCGILL BROS. 186,350 24,970,938
MCKINNEY, AMANDA 184,051 275,437
LA LIEBRE 182,094 0
GUERRA, R.A. 178,658 689,791
TEXACO FEE- GUERRA A 154,133 0
MCLEAN, MARRS 143,343 681,179
LA BRISA RANCH PARTNERS 91 142,779 129,097
DE GARCIA, B. G. 141,126 25,253,593
GUTIERREZ 139,927 2,565,672
HENSLEY-YTURRIA 121,298 615,914
GONZALES 118,911 1,484,440
SLICK, T. B., ESTATE -E- 116,894 0
MONTALVO, I.V. -C- 109,689 239,388
MONTALVO, N. R. 108,651 2,618,518
GUERRA 108,561 3,646,935
DE LOPEZ, C. V. 108,365 0
MARGO 104,681 3,637,089
ACEVEDO, H. OIL UNIT 103,141 0
SEMMES TRUST , ET AL 906 101,823 222,092
GARZA HEIRS 96,370 141,817
SLICK, T. B., EST. -B- 89,253 0
BROCK, J. D. -A- 87,222 0
DE GARZA, C. L. 85,856 2,241,623
M. E. EVANS ET AL UNIT 78,715 1,209,052
GARZA, JUAN M. 76,867 59,958
TEXACO FEE-GUERRA C #1 74,348 0
SLICK, T. B. ESTATE B 536 72,067 20,380,278
SLICK, T..B. ESTATE A 67,564 0
YTURRIA L & L 64,976 155,348
SLICK STATE B 62,323 11,689,191
SLICK T.B. -A- 229 61,991 0
GUERRA, J. C. ET AL 61,948 0
GUERRA. F.B. E 61,793 0
SLICK, T.B. ESTATE B-222 60,307 0
SLICK, T B EST -B- 486 59,752 0
LA BRISA 971 59,569 0
SLICK 531 58,472 1,062,061
MURCH, B. L. 57,777 41,316,525
ELOY 57,642 0
SLICK, EARL F. 57,612 365,585
GUERRA, F.B. ESTATE -B- 57,474 939,896
REILLY HEIRS 56,422 6,616,857
TEXACO FEE-GUERRA E #1 55,816 0
DE GARZA, J. M. 55,612 303,493
SLICK, T.B. ESTATE A-527 53,732 0
D. D. OIL CO. -B- 51,215 0
GUERRA, A. 50,895 0
PEREZ 50,678 84,065
BRANNAN, JOHN A 47,268 0
LA BRISA RANCH 907 44,614 178,381
SLICK, T. B. B-232 43,575 33,973
MARRS-MCLEAN 43,380 170,154
GARZA, A. M.-STATE 43,060 2,932,057
GARZA, A.M.-STATE 42,973 0
CAMERON, W.I. 138 42,432 0
CAMERON 41,757 1,113,712
CHAPOTAL LAND CO. -A- 41,400 161,478
MILLER B-C SAND UNIT 40,971 0
LAGO 40,786 0
SAENZ 40,172 1,269,526
SLICK, T. B. ESTATE 38,795 258,254,702
GARCIA, DR. JOSE B 38,361 0
SHARE 91 36,629 0
GUERRA, F. B. B 35,537 295,682
BREAKER 34,456 2,554
SLICK, T.B. STATE B 232 33,928 0
SAENZ, M. -STATE 33,363 172,620
SANCHEZ, A.L. 31,695 0
GUERRA, F. B. 29,647 358,401
MARTINEZ B 28,410 3,253,899
BLACK STONE MINERALS 27,944 44,793
FLORES, O. 27,761 34,823
MCGILL BROS 25,128 0
GUERRA SHARE 305-C 24,645 165,863
CANTU 24,537 182,678
FINA CONOCO FEE 24,069 3,455,069
ORIVE, A. 23,633 7,223,634
SMITH OIL UNIT 23,617 0
HINOJOSA, J. L. 23,546 0
SLICK, T. B., EST. 22,259 0
DE LOPEZ, C. V. -A- 22,109 276,603
CAMERON 487 21,876 1,417,635
LA BRISA RANCH 21,810 6,116,819
GARCIA LAND & LIVESTOCK CO. -A- 21,156 0
GARCIA, T. 20,961 162,870
GUERRA, A. A 19,669 0
FLORES UNIT 18,977 525,701
HALL, J. F. STATE 18,903 90,070
HERMANN, A.G. GAS UNIT 18,797 5,843,324
GUERRA, R. A. ET AL 18,071 0
MCKINNEY, A. 17,685 0
IGNACIA GUTIERREZ 17,559 0
PARKS/HICKMAN 17,077 0
COATES 16,807 12,007,001
GARCIA L&L CO. 16,722 3,859,154
BRANNAN, JOHN -A- 16,604 0
GUERRA, R. R. 16,471 306,001
MARTINEZ 16,295 373,409
BROCK, J. D. -B- 16,138 0
YTURRIA L&L 15,857 190,272
GREINER A NO.1 15,807 0
HILES/GARZA 15,317 0
LYONS, HELENE W. 15,164 0
FUENTES, J. R. 14,361 1,101
CAMERON, W. I. 14,228 0
PIRTLE, G. W. ET AL 14,089 0
KINCAID,J. W. 13,931 0
CARRUTH, E.B. JR, TRUST ET AL 13,871 0
LOPEZ G.U. 13,860 0
NEBLETT 13,745 52,797
FRIO E UNIT -B- 13,683 0
PENA, LUIS B 13,453 114,071
TREVINO, E. 13,288 0
MORSE 13,180 20,048,385
VILLARREAL, G. G. -C- UNIT 22 13,132 0
FLORES-HENSLEY 12,820 16,174
SAMANO, M. 12,657 0
PENA 12,608 0
EAST, ALICE K., MRS., -B- 12,553 548,495
SLICK ESTATE 12,459 2,055,930
DAVENPORT -A- 12,432 108,786
COOK, VANNIE, TRUSTS 12,347 0
SHARE 92 12,342 32,674
DAVENPORT, O. H. HEIRS 11,614 2,894,401
DE LOPEZ, C.V.-B- 11,580 0
GUERRA BROTHERS G. U. 11,313 648,169
ZERTUCHE, F. 10,855 0
TEXACO FEE - GUERRA D #1 10,709 0
SLICK, T. B., ESTATE 10,309 0
EL NEGRO RANCH 10,185 0
HEARD 9,989 5,702,101
MUSTON 9,805 0
MARTINEZ, F. F. 9,725 0
DIAZ A 9,712 0
STATE SLICK -C- 9,543 0
CARRUTH, E.B. JR. TRUST ET AL 9,355 210,348
DE GARCIA, B.G. 9,138 7,094,420
TRUSTEE #2 9,113 361,711
GARCIA M.M. D 8,997 0
GARCIA, R. -C- UNIT #7 8,854 0
PENA, NICEFORO JR. NO. 1 8,809 0
COATES ESTATE 8,786 1,540,011
LA BRISA 91 8,780 439,141
SLICK, T. B. ESTATE -B- 266 8,573 0
SLICK 8,481 1,650,632
DIAZ 8,459 1,600,897
FLORES, J. Z. 8,393 0
SLICK, T. B. EST. -A- 229 8,354 0
BENTSEN BROS. 8,352 0
DEFLORES, M. S. 8,320 3,193
LAUREL 8,141 0
HEARD, J.F.B. 8,034 689,793
GUERRA, A A 7,796 0
GARCIA L & L C 7,699 212,627
FINA-CONOCO FEE 7,663 5,824,022
MCKINNEY, MRS. AMANDA 7,646 0
SPEER, GEO. H.-STATE -B- 7,295 0
COATES, GEO. H. 7,215 0
HEARD, J. F. B. 7,188 1,403,453
EAST, ALICE K., MRS. -B- 7,072 0
PISTOL HILL 2 7,065 0
SAN ROMAN,E (HCLY) WTRFLD UNT 6,473 0
GARCIA, J., DR. -B- 6,449 0
YTURRIA L & L -B- 6,348 196,500
SLICK T.B. ESTATE 5,903 0
BASS 5,871 0
FARIAS, N.A. 5,696 0
LA BRISA LAND & CATTLE CO. 5,559 107,891
HERMANN, A. G. GAS UNIT 5,132 1,866,006
SEMMES TRUST ET AL 906 5,081 0
FROST NATIONAL BANK -A- 5,005 8,276,809
TEXACO FEE 4,797 655,356
COATES 553 4,530 5,761,215
T. GARCIA 4,163 0
PENA, S. G. 4,151 0
YTURRIA, HENSLEY 4,113 0
LOPEZ HEIRS 4,076 0
GARCIA M. M. D 4,014 0
CONOCO-RINCON UNIT 3,811 0
SLICK ESTATE 527 3,752 2,092,148
SLICK, T. B. STATE H 536 3,619 0
LOPEZ, JUAN GARCIA 3,487 0
SLICK, T. B. -B- EST. 3,483 0
BASS, VELMA 3,426 83,175
BURTON, JOHN F. ET AL UNIT 3,242 0
STATE OF TEXAS - SLICK #4 3,228 409,709
GUERRA SHARE 20 OIL UNIT 3,092 0
BURTON, JOHN F. ET AL 3,058 0
DEGARCIA-CHAMPION UNIT 2,873 44,206
MARTINEZ C 2,787 2,445,029
HINOJOSA, MEDARDO -B- ROY. A/C#2 2,768 0
WARDNER, G. P., TRUSTEE -E- 2,741 0
HINOJOSA, M. -A- 2,720 0
TEXACO FEE GU 2,540 0
SPEER, GEO. H. STATE -D- 2,500 3,600,859
CNG ET AL UNIT 2,484 650,595
YTURRIA, L & L CO.-B- 2,483 0
3 M SOUTH 2,449 227,742
MAYFAIR-GUERRA 2,332 0
WARDNER, G. P., TRUSTEE 2,306 0
WARDNER, G.P. E 2,255 0
GARCIA, J.A. 2,185 563,373
GUERRA MINERAL TRUST (NCT-II) 2,121 0
LAUREL, C. 2,093 1,114,507
MONTALVO, N.R. 1,978 1,051,388
GUERRA BROS. 1,968 8,937,636
GUERRA, A. A 1,844 120,702
WALKER, W. E. 1,830 0
MAYFAIR LA BRISA 1,760 5,219,229
SLICK, T. B. ESTATE C 221 1,757 0
GUERRA, A.M. 1,744 121,433
GUERRA SHARE 8-D 1,625 0
MARTINEZ, C. 1,580 0
COATES ENERGY TRUST, ETAL 1,551 0
FIRST NATIONAL BANK OF MISSION 1,449 1,441,972
SLICK, T.B. ESTATE 1,446 7,611,335
CAMERON GAS UNIT 1,434 828,355
WARDNER 1,375 0
RICABY, S. B. -A- 1,336 0
ELOY #3 1,303 0
MCGILL, J.C. JR. STATE 1,290 0
DEGARZA, J. M. 1,221 0
PARKS, W. S., ETAL 1,220 0
WARDNER, G. P. TRUSTEE -A- 1,212 0
WARDNER, G. P., TSE. -F- 1,210 0
LA BRISA R 1,202 205,436
CAMERON, W. I. 138 1,133 0
GONZALES, L. SHARE 20 1,133 0
GREINER ESTATE 1,100 161,617
GONZALEZ, ET AL 1,074 0
VILLAREAL 1,067 4,003,780
SOLIS HEIRS 960 0
CONOCO-RINCON UT 857 0
NATIONS BANK 849 0
URSCHEL, C.F. 833 1,376,501
WARDNER, G. P. -F- 825 0
CHAMPION, A.A. 806 162,127
BOSTON TEXAS LAND TRUST #8 736 0
HALL, J.F. -STATE 700 0
SALINAS, M. V. 695 0
MARGO/PENA 658 3,434,051
HINOJOSA, MEDARDO -B- ROY. A/C#1 655 0
FEE 638 0
WARDNER, G. P., TRUSTEE -C- 627 0
ALVAREZ, CORNELIO 608 0
BOSTON TEXAS LAND TRUST # 8 607 0
WARDNER TRUSTEE 593 0
WOOD, D. G., SR. -A- 587 0
WARDNER, G. P. -A- 586 0
SPEER, GEO. H. 534 3,724,409
MCGILL BROTHERS 492 226,512
BENTSEN TR. I 452 0
HMC/TIE LA BRISA 433 3,312
LMB CORP. STATE A 422 0
SALINAS, M. V., ETAL 349 0
WRIGHT BROTHERS/DOYNO 340 0
GARCIA-WENTZ 325 0
WARDNER, G. P. TRUSTEE -C- 320 0
WOOD, D. G., SR. -C- 312 0
ZACHRY, H. B., ETAL 303 0
WOOD, D. G., SR. 297 0
GUERRA, H. D., ETAL 290 0
WOOD, D. G., SR., -C- 283 0
GREINER 271 197,115
WOOD, D. G. -C- 270 0
REYNA, N., ETAL 251 0
WOOD, D. G. SR. 249 0
DAVIS, IDA, ESTATE 238 0
BAIRD, LILLIE MAE 227 699
RODRIQUEZ, T. 213 0
SPEER, GEO. H. ST. B 155 463,449
LMB-STATE 115 2,133
GARZA, D. L. A 67 0
GONZALES, L., SHARE 20 14 0
LOPEZ, C. V. DE -A- 12 0
LA BRISA RANCH 913 8 286,117
PARKS, W. S. ETAL 7 0
GREEN & MANNING GU-2 6 0
OLIVAREZ, MIGUEL 5 1,896
LYONS, HELEN W. 3 0
KING EDMUNDS 0 380,747
SEMMES TRUST, ET AL 906 0 1,189,730
YTURRIA L&L CO. -B- 0 1,689,364
SLICK - STATE VICKSBURG UNIT A 0 0
GARZA, C. L. DE 0 254,323
MARGO, R. E. HEIRS 0 5,020,613
SLICK, T.B. EST. B 0 0
CHAPOTAL LAND CO. B 0 0
SLICK, T. B. ESTATE B 536 0 482,000
GONZALEZ, JORGE GU 0 0
MCGILL BROS NCT-1 0 0
SOLIS, BESILIO, ET AL 0 0
DAVENPORT HEIRS 0 0
SLICK, T. B. EST. UNIT 0 0
GUERRA GU A 0 807,852
MORSE - FORSTER UNIT 0 3,749,409
SPEER, GEORGE H. ST. B 0 517,337
GUERRA, A. -D- 0 1,381,306
E. ESCOBAR GAS UNIT 1 0 346,172
GUERRA, H. P. ET AL 0 0
HALL, C. M. -B- 0 553,719
R.G. SMITH GAS UNIT 0 5,607
ESQUIVEL 0 558,607
HERMANN A. G. GAS UNIT 0 1,130,050
BAIRD, L. M. 0 5,805
ROOS-BENNETT 0 0
HOWELL, J.J. 0 19,574,681
BENTSEN-WHITTINGTON GU1 0 13,091,746
SALINAS, FAUSTO ET AL 0 17,807,662
BOSTON TEXAS LAND TRUST # 4 0 56,141
SEABURY, MARGARET MRS. 0 107,587
WOODS -B- 0 0
GARCIA, L&L -C- 0 404,759
CAMERON LAND & CATTLE, INC 225 0 0
SHEERIN, IRENE-TEXAS STATE 0 615,458
ZIMMERMAN, R.M. 0 616,341
GARZA, A. M., -STATE 0 1,582,764
LUERA, M. G. ETAL 0 0
SLICK, T.B. A 0 24,985
CARRUTH, E.B. JR. TRUST, ET AL 0 242,909
GONZALES, B. P., UNIT -A- 0 0
MARTINEZ, F.F. 0 1,308,717
MONTALVO, I. V. -A- 0 52,888
DE GARZA, J. G. 0 0
SLICK, T. B. ESTATE A 535 0 92,722
GUERRA SHARE 8D 0 156,702
NIMMO G.U. NO.1 0 446,803
STATE OF TEXAS SLICK #6 0 0
DIAZ, MAXIMO 0 0
GUERRA, F.B. B 0 0
PENA, SABAS GARZA 0 0
T. B. SLICK ESTATE A 485 0 968,391
EDMUNDS, A.K. 0 285,298
HAYDEN ET AL 0 0
ALVARADO, FRANCISCO ET. UX 0 228,498
RINGGOLD FARMS 0 201,787
THOMAS-RIFE G. U. 0 0
FLORES 0 129,398
HINOJOSA, MANUELA VDA DE 0 0
BENTSEN BROS., A 0 1,040,581
SAGA 0 4,032,736
WARDNER D 0 3,873
GARCIA L & L CO. -C- 0 183,450
KEMPNER MINERALS LTD. 0 0
LA BRISA L&C CO. 0 80
BTLT A 0 1,674,705
YZAGUIRRE, MANUEL 0 0
GARZA - MONTALVO GAS UNIT 0 1,342,186
LONGORIA 0 157,487
CANTU UNIT 0 238,772
SLICK ESTATE C 0 133,367
GARZA, RUBEN 0 0
SLICK, T.B. ESTATE -B- 0 83,271
COATES MINERALS 0 0
GREEN - MANNING 0 32,115
SOUTHWEST TEXAS CORP A 0 6,674,478
SLICK, T. B. ESTATE B-222 0 450,370
GUERRA SHARE 184 0 129,394
STARRPRO MINERALS C UNIT 3 0 2,022,433
DEE DAVENPORT STATE OF TEXAS 0 76,559
GUERRA, A., JR. UNIT 6 0 388,005
GUERRA, V.H., ET AL 0 0
SUN FIELD WATERFLOOD UNIT NO. 1 0 0
HALL, J. F., -STATE 0 2,130,614
REYNOLDS UNIT 0 1,414,156
FARIAS UNIT 0 1,049,289
HILL 0 5,560,865
BENAVIDES, ETAL GAS UNIT 0 107,774
SAENZ, M. - STATE 0 928,580
GARCIA L&L CO 0 13,873
JONES FAMILY 0 1,707,123
BLOCK/GUERRA 0 2,449,588
SAMANO C 0 11,313
WOOD B 0 1,765,735
GARCIA, J. A. 0 24,378,351
YTURRIA L&L -A- 0 0
GARCIA, M.M. D 0 0
LAS ESCOBAS 0 1,781,871
SLICK A 0 41,021
MARGO R.E. ESTATE 0 129,632
SLICK, T.B. EST. A-485 0 0
CHAPOTAL LAND CO. -B- 0 388,493
SLICK, T. B. 0 0
SLICK, T. B. EST. B-534 0 5,057
GUERRA GAS UNITA 0 393,239
SPEER, GEORGE H. 0 2,933
GUERRA, A. B UNIT 0 85,181
GUERRA, H.P. JR ET AL 0 548,507
OLIVAREZ DRESSER B 0 0
STATE SLICK #2A 0 43,754
DR. GARCIA, JOSE G. 0 26,053
GUERRA, H. P. -C- 0 70,059
HALL, C. M. -A- 0 6,702,660
3 M 0 693,803
TENNECO CONOCO FEE 0 1,692
ESCOBAR, RODOLFO NCT-1 0 867,597
HERMAN, A.G., JR GAS UNIT 0 380,073
AUSTIN, CARLOS A. 0 9,261
ROOS, ET AL 0 727,116
URSCHEL, C. F. 0 1,119,167
FROST NATIONAL BANK 0 965,280
HOWELL, J. J. 0 5,169,386
BENTSEN, L. M. B 0 23,199
SALINAS, FAUSTO 0 1,267,593
GARCIA LAND AND LIVESTOCK 0 111,627
SEABURY, F.W. EST 0 9,200
WOOD/WARDNER 0 1,209,325
GARCIA, L & L, -C- 0 0
LA BRISA RANCH 542 0 230,904
SHEERIN, IRENE, TEXAS STATE 0 0
GARZA, A. M. STATE 0 2,206,381
LUERA, M. G. ET AL 0 0
SLICK, T.B. B 0 5,946
SLICK T.B. H 0 0
GONZALES, B. P. UNIT -A- 0 0
MARTINEZ, F. F., -B- 0 196,496
SLICK, T.B. ESTATE NO. 5 0 0
CONTRERAS 0 95,170
SLICK, T. B. EST. -A- 0 51,777
GUERRA D 0 114,420
MONTALVO, E. A. GAS UNIT 0 216,653
SOUTWEST FARM AND RANCH INC. 0 0
DE GARZA, C.L. 0 110,866
SLICK, T. B. ESTATE A 0 5,910,403
NILO SHALLOW A GU 0 4,789,063
STATE OF TEXAS SLICK #5 0 103,795
DIAZ B 0 97,997
GUERRA, F.B. 0 853,184
GUERRA-WENTZ 0 0
T. B. SLICK ESTATE A 231 0 382,327
EDMUNDS, A. K. 0 551,863
HASTINGS-LOPEZ 0 49,321
ALVARADO, FRANCISCO ET UX 0 718,781
RIFE, THOMAS ET AL GAS UNIT 0 0
THOMAS-RIFE ET AL GAS UNIT 0 0
HINOJOSA, M., -B-ROY. ACCT. #2 0 386
BENTSEN BROS. -B- 0 148,985
SAENZ,NOE 0 64,262
WARDNER 1-C 0 6,066
GARCIA L & L CO. C 0 2,850,810
KELSEY 0 1,000
BOSTON TEXAS LAND TRUST # 10 0 89,160
LA BRISA L&C 0 196,469
BTLT 0 12,299,995
YZAGUIRRE 227 0 293,106
GARZA 0 484,260
GARZA, ROMEO 0 514,924
SLICK, T.B. ESTATE -A- 485 0 0
SLICK, T. B. A-485 0 0
MCKINNEY, MRS. A. 0 201
SOUTHWEST FARM AND RANCH 0 0
DAVENPORT, F. D., -A- 0 151,713
GUERRA SHARE 180-A 0 5,826
STARRPRO MINERALS C 0 999,180
DECKER GU 0 12,387
GUERRA, A., JR. NCT-1 0 33,721
GUERRA, V. H. ETAL 0 0
PARKS, W. S. ET AL 0 566
STATE/SLICK 0 249,428
EAST, ALICE K., MRS. STATE 0 0
HALL, J. F. STATE -A- 0 2,459,307
ACEVEDO, H. GAS UNIT 0 0
FARIAS 0 107,720
HILES/GARZA #1 0 45,379
BAZAN 0 142,474
GARCIA 0 1,276,260
JMK #1 0 364,837
BLOCK-GUERRA 0 3,395,792
SAMANO H 0 69,393
WOOD A 0 6,394,653
GARCIA, I.Y. 0 5,174,387
KINCAID, J.W. 0 0
GARCIA, M. S.T. 0 2,244,719
CAMERON, EVELYN STATE 0 728,834
GARZA, A.M. STATE 0 0
MARGO HEIRS 0 0
SLICK, T.B. EST. A-265 0 1,094,802
SLICK, T. B ESTATE 0 960,912
GONZALES, RICARDO 0 0
MCCLURE NORTH 0 419,292
SMITH, R.G. GAS UNIT 0 59,683
DAVENPORT B 0 956,001
SLICK, T. B. EST. A-535 0 1,728,671
GUERRA GAS UNIT A 0 2,754,768
MONTALVO,I.V., -C- 0 174,107
DE JUAREZ, MARGARITA G. 0 0
SLICK, T. B. STATE HB 222 0 540,394
GUERRA, H.P. GAS UNIT #1 0 0
OLIVAREZ - DRESAR GAS UNIT NO. 1 0 0
STATE SLICK D 0 10,156,906
DOYNO, F. 0 0
GUERRA, H. P. -B- 0 0
HALL, C. M. 0 813,486
HMC-TIE LA BRISA 0 143,836
PISTOL HILL 0 433,611
TCR SPEER-STATE 0 970,162
ESCOBAR, E. NCT-2 0 0
HERMAN, A.G. GAS UNIT 0 1,422,921
ARRIAGA GU F 0 1,499,353
ROOS BENNETT UNIT 0 0
UNA DE GATO 0 0
FRIO E UT -B- 0 0
HOWELL J J 0 1,383,679
BENTSEN, L. M. 0 1,013,987
SALINAS, ET AL 0 5,439
WARDNER, G. P., TRUSTEE -B- 0 0
SEABURY 0 29,172
WOOD/GUERRA 0 914,278
GARCIA, JOSE G. DR. 0 429,715
LA BRISA RANCH / STATE 542 0 58,048
CAMERON 554 0 111,279
SHEERIN, IRENE, - TEXAS STATE 0 0
ZARSKY-BAIRD UNIT 0 23,575
GARZA, A. M. -STATE 0 4,702,206
LUERA STATE GU A 0 1,129,814
SLICK, T.B. A 535 0 1,434,917
SLICK T B EST A 527 0 4,419
GONZALES, B. P. 0 0
MARTINEZ, F. F. 546 0 4,638,232
SLICK, T.B. ESTATE H 0 1,983
SLICK, T. B. EST. 0 0
GUERRA D 0 5,802,172
MONTALVO 0 49,021
SOUTHWEST TEXAS CORP. D 0 1,180,930
SLICK, T. B. ESTATE 533 0 7,860,664
GUERRA SHARE 8 - D 0 38,303
NILO GU 0 4,258,143
STATE OF TEXAS SLICK #1 0 513,616
GUERRA, F. B., ESTATE -B- 0 0
GUERRA-USA GU C 0 0
T. B. SLICK ESTATE 0 630,676
EDGERTON 0 575
HART ET AL 0 2,706,663
ALVARADO, FRANCISCO 0 393,183
RICHMOND 0 18,910,728
THOMAS, MARY S. 0 0
HINOJOSA, M., -B- ROY. ACCT. #1 0 489
BENTSEN BROS. -A- 0 342,007
SAENZ, VICENTE STATE -C- 0 264,208
WARDNER -B- 0 0
GARCIA L & L -C- 0 159,559
JUDD ESTATE-STATE 0 13,891,462
BOSTON TEXAS LAND TRUST 0 324,013
BRUNI-SLAUGHTER 0 0
SHARE 305-C 0 63,268
YZAGUIRRE 0 1,559,260
GARCIA-YTURRIA GAS UNIT 0 4,661,302
CANALES, EDUARDO 0 658,678
SLICK EST. -C- 0 1,732,587
MARTINEZ C 0 0
SLICK, T.B. ESTATE #175 UNIT 0 5,674,931
GREEN & MANNING GU NO.2 0 0
MCKINNEY, AMANDA, MRS. 0 0
SOUTHWEST FARM & RANCH-STATE 0 22,777,888
DAVENPORT, F. D. A6 0 0
SLICK, T. B. ESTATE B 266 0 179,158
GUERRA MINERAL TRUST (NCT-III) 0 779
MURCH, B.L. 0 2,489,192
STARRPRO MINERALS B 0 4,635,982
DE VELA, VIRGINIA CHAPA, -A- 0 0
GUERRA, A., JR. ET AL -A- 0 780,577
GUERRA, R.R. 0 420,898
PARKS, W. S. 0 0
STATE/LMB PARTNERSHIP 220 0 764
EAST, ALICE K., MRS. -STATE 0 0
HALL, J. F. STATE -A 0 227,230
ACEVEDO 0 1,360,631
REILLY HERIS 0 204,748
TEXACO FEE-GUERRA B 0 0
FALCON 0 766,471
SAENZ, G.F. 0 274,929
VERA, J. P. 0 23,161
G. E. NEBLETT ET AL GAS UNIT 0 16,383,571
JFB HEARD ESTATE 0 0
BLOCK, E. HEIRS B 0 279,858
SAMANO H 0 0
WOOD 0 0
GARCIA, I. Y. 0 59,643,635
KINCAID, J. W. GAS UNIT 0 1,892,098
BRANNAN 0 12,407,706
SEMMES TRUST ET AL 906 0 1,334
YTURRIA L &L CO.-B- 0 25,920
GARCIA, M. M., LAND TRUST 0 1,668
CAMERON, EVELYN 0 602,130
SIMPSON 0 47,297
GARZA, A.M. -STATE 0 10,701
MARGO ESTATE 0 1,775,431
SLICK, T.B. EST. A-221 0 93,074
CHAPOTAL LAND CO. 0 1,345,862
SLICK, T B STATE B 222 0 176,386
GONZALES, OSBELIA SAENZ ET AL 0 365,952
MCCLURE 0 7,088,780
SMITH, R.G. 0 174,221
DAVENPORT 0 212,536
SLICK, T. B. EST. A-527 0 306,574
GUERRA GAS UNIT A 0 6,543,252
DE JUAREZ, M. G. 0 0
SLICK, T. B. STATE -B- 528 0 555,810
OLIVARES, AGUSTIN 0 0
STATE SLICK C 0 507,822
DOYNO 0 56,976
GUERRA, H. P. 0 0
HALL J. F. STATE -A- 0 1,131,433
TCR SPEER STATE 0 1,469,967
ESCOBAR, E. GAS UNIT NO. 1 0 850,434
HERMAN, A. G., JR. GAS UNIT 0 728,969
ARGENTINA SWD 0 0
ROOS BENNETT B 0 189,274
U.S.A.-GUERRA B GAS UNIT 0 29,411,861
HORNADAY 0 751,159
BENTSEN TRACT IV 0 230,321
SALINAS, DORA M. 0 0
GARCIA LAND & LIVESTOCK CO. 0 0
SANDIA C 0 12,511,960
WOOD-STATE 0 0
GARCIA, JOSE G. 0 0
LA BRISA RANCH #1 0 0
SHEERIN, IRENE TEXAS STATE 0 0
ZARSKY, FRANK 0 703,089
GARZA, A. M. -ST 0 5,970,817
LUERA STATE GAS UNIT A 0 2,083,018
SLICK, T.B. 0 0
CARRUTH, E.B. -C- 0 0
SLICK STATE B 0 2,275,082
SLICK, T.B. ESTATE B1 0 520,159
SLICK, T. B. EST -B- 0 0
GUERRA A SWD 0 0
MINITA SHALLOW GU 0 949,568
SOUTHWEST TEXAS CORP. C 0 0
GUERRA SHARE 344 0 0
NILO GAS UNIT 0 153,939
STATE OF TEXAS GAS UNIT #1 0 329,103
GUERRA, F. B., -F- 0 345,551
GUERRA-USA GAS UNIT D 0 5,534,464
T. B. SLICK EST. B 528 0 0
ECHOLS, GEORGE ET AL 0 44,089
HALL-STATE, J.F. 0 24,667
ALVARADO, DANIEL UNIT 0 0
RICHARDS, G. L. 0 1,156,191
THOMAS RIFE ET AL GAS UNIT 0 212,889
FINA-CONNOCO FEE 0 0
HINOJOSA, M., -B- ROY ACCT. #1 0 0
BENTSEN BROS. - STATE 0 42,022,459
SAENZ, VICENTE -STATE -C- 0 445,215
JUDD ESTATE- STATE RPU 0 541,093
BLOOMBERG. SAMUEL D. 0 752,970
LA BRISA 92 0 273,520
BROCK, J.D. H 0 32,959
SHARE 180A 0 376,794
YTURRIA-GARCIA UNIT 0 412,993
GARCIA-YTURRIA -A- GU 0 40,237
LMB CORP STATE 0 243
CANALES, E. G. -GARZA GU 0 78,813
SLICK 541 0 2,627,222
GARZA, D.L. -A- 0 40,451
MARTINEZ B 0 1,306,072
COATES ENERGY TRUST ET AL 0 100,077
SLICK, T. B. -H- EST. 0 0
GREEN & MANNING GU 2 0 1,214
SOUTHWEST FARM & RANCH INC. 0 0
DAVENPORT, D.-STATE 0 0
SLICK, T. B. ESTATE B 222 0 759
STARRPRO MINERALS C1 GAS UNIT 0 232,975
DE VELA, VIRGINIA CHAPA 0 0
GUERRA, A., EL AL B 0 0
OWEN & MOSS FEE 0 908
STATE/LMB PARTNERSHIP 220 0 0
A.G. HERMAN, JR. GAS UNIT 0 880,081
F.B. GUERRA ESTATE B 0 126,749
HIDALGO-WILLACY 0 66,559
SAENZ, G. F. 0 0
VERA GAS UNIT 0 714,848
G & M /GU-2 0 416,050
JAYNE ANN 0 0
BLISS 0 725,844
SAMANO C 0 262,947
WEHRLE, E.F. 220 0 389,843
GARCIA, ESTEBAN 0 0
KINCAID, J. W. -B- 0 2,370,562
BOSTON-TEXAS LAND CO 0 0
SEMMES TRUST 906 0 0
YTURRIA L & L CO. -B- 0 446,222
GARCIA, M. M. FEE -B- 0 0
LA GRANGE 0 465,156
CAMERON, DON ET AL STATE 0 0
SIMMONS, JAY UNIT 0 0
GARZA, A.M. - STATE 0 5,674,694
MARGO EST. 0 2,843,691
SLICK, T.B. EST. -H- 0 31,706
CHAPOTAL LAND CO -A- 0 85,180
SLICK, T B EST A 527 0 180,844
GONZALES, LUCIO 0 786,435
MC KINNEY, A. 0 714,080
DALLAS, J.S. L. B. 0 0
SLICK, T. B. EST. A-265 0 83,539
GUERRA GAS UNIT A 0 98,027,817
SPEER, GEO. H. STATE -B- 0 0
DE HINOJOSA, J.L. 0 0
OLIVARES, A. 0 2,576,697
STATE SLICK 0 489,006
DON CAMERON ETAL UNIT 0 127,819
HADEN ESTATE 0 0
PIRTLE 0 89,284
TB SLICK 535 0 1,000,153
ESCOBAR UNIT 0 1,518,968
AMARO SALINAS GU 0 0
ROOS BENNETT 0 208,609
TRUSTEE #2A 0 148,770
FRIO D-5 UNIT 0 0
HNOJOSA 0 651
BENTSEN TRACT III -A- 0 346,927
SALINAS, DORA M 0 0
WARDNER, G. P., TR. 60 AC. 0 0
GARCIA L&L CO. -C- 0 217,646
GARCIA, JOSE DR. 0 14,779
LA BRISA RANCH A 0 2,428,228
CAMERON 137 0 1,216,698
SHEERIN, IRENE - TEXAS STATE 0 366,574
ZARSKY - BAIRD 0 0
GARZA, A. M. - STATE 0 1,328,661
LUERA 0 1,253,792
CARRUTH, E.B. C 0 0
GARZA-RIVAS UNIT(D.D.OIL CO.-B-) 0 21,946
SLICK, T.B. ESTATE B-266 0 6,627,665
CONOCO 225 0 0
SLICK, T. B. EST -A- 0 34,473
MINITA SHALLOW B GU 0 669,653
SOUTHWEST TEXAS CORP. 0 198,677
GUERRA SHARE 331-C 0 218,905
NEBLETT, W. T. 0 0
DELGADO, E.F. 0 210,432
GUERRA, F. B. ESTATE -B- 0 708,365
GUERRA-U.S.A.GAS UNIT D 0 0
PENA, EMMA ET AL 0 82,161
T. B. SLICK EST. A-527 0 3,603
ECHOLS, GEORGE 0 129,480
HALL, J.F. STATE -A- 0 2,531,331
ALVARADO, DANIEL 0 29,060
RICABY, S. B., ESTATE -G- 0 0
THOMAS - RIFE GAS UNIT 0 307,544
HINOJOSA, M. L. 0 0
BENTSEN BROS. B RPU 0 1,208,095
SAENZ, VICENTE 0 25,859
WALKER-STATE 0 29,874
GARCIA HEIRS GAS UNIT 0 1,938,956
JUDD ESTATE -STATE 0 0
BLOOMBERG, SAMUEL D. 0 52,618,349
SANCHEZ, Y. 0 186,459
LA BRISA 913 0 215,903
BROCK, J. D., -H- 0 260,833
SEYFRIEDT, B. S. 0 873,347
YTURRIA-GARCIA 0 517
GARCIA-YTURRIA -A- GAS UNIT 0 2,523,264
LMB CORP - STATE A 0 114,328
CANALES FAMILY TRUST 0 0
SLICK 539 0 3,885,944
GARZA, D. L., -B- 0 0
SLICK, T.B. ESTATE B 536 0 2,068,733
SLICK, T. B. -E- EST. 0 0
GREEN & MANNING GAS UNIT NO. 1 0 15,799
SOUTHWEST FARM & RANCH - STATE 0 2,433,993
DAVENPORT, D.,-STATE 0 0
SLICK, T. B. ESTATE AV 535 0 478,763
GUERRA MINERAL TRUST NCT III 0 187,074
MUNOZ, IMELDA 0 1,447,585
STARRPRO MINERALS C4 GAS UNIT 0 577,410
DE PENA, V.L. 0 0
GUERRA, A. M. 0 3,950
GUERRA, R. R. PARTNERSHIP, ET AL 0 3,615
ORIVE, A. A 0 23,223
STATE-SLICK -D- 0 12,046
EAST, ALICE K. MRS., STATE 0 42,269
HALL, J. F. -STATE-A- 0 2,640,521
A.G. HERMAN GAS UNIT 0 19,942
REILLY GAS UNIT 0 751,578
TEXACO FEE GUERRA SHARE 22 0 147,849
F. NYE GAS UNIT 0 6,303
HERRMANN, DONALD ET AL 0 0
BARRERA, R. 0 72,718
SAENZ, F.M. UNIT 0 0
VAN DRESAR 0 1,066,854
FUENTES, J. R. ET AL 0 5,227
JACKS, JAY 0 253,067
SAMANO 0 70,568,154
WEHRLE, E. F. 0 89,851
GARCIA, DR. JOSE -B- 0 0
KINCAID, J. H. 0 0
BOSTON TEXAS LAND TRUST CO. 0 178,023
YTURRIA L & L CO. C 0 2,913,070
GARCIA, M. M. B-538 0 181,908
LA COPITA GAS UNIT 0 20,611,366
CAMERON, DON ET AL -A- 0 282,194
SILVA-COATES ENERGY TRUST 0 458,728
GARZA, A.M. 0 0
SLICK, T.B. EST. -B- 0 0
CHAPA DE VELA, VIRGINIA 0 0
SLICK-STATE 885 0 0
DALLAS, J. S. L. B. -A- 0 0
SLICK, T. B. EST. A 485 0 74,825
GUERRA G 0 856,376
DE GUTIERREZ, OLIVIA L., U. 0 0
SLICK, T. B. ESTATE B1 0 58,213
GUERRA UNIT 0 205,317
OLIVARES GAS UNIT 0 0
STATE RIVER-SANTA MARGARITA 0 9,341
DON CAMERON ET AL STATE 0 0
GUERRA, F.B., ESTATE -B- 0 540,044
H. ACEVEDO GAS UNIT 0 640,053
PHILLIPS BTLT 0 439,880
T.B. SLICK ESTATE B 528 0 37,375
ESCOBAR 0 1,618,076
HEARD,J.F.B. 0 107,842
ALVAREZ-HINOJOSA UNIT (UPPER) 0 58,282
FNB MISSION 0 14,185,990
HMC/TIE LABRISA 0 343,036
BENTSEN TRACT II 0 762,170
SALINAS, DORA 0 0
GARCIA L&L CO. C 0 159,057
GARCIA, JOSE A 0 93,618
CAMERON A 0 126,026
SHEERIN GAS UNIT 0 6,655,734
ZARSKY 0 454,781
GARZA ZAMORA ENERGY TRUST 0 515,692
SLICK, T. B.,ESTATE 0 0
CARRUTH, E. B., -C- 0 0
SLICK STATE 0 1,440,073
GARZA-RIVAS UNIT 0 742,740
MARTINEZ, B. 0 1,385,226
SLICK, T.B. ESTATE B 0 15,288
COFFIELD, H. H. 0 0
SLICK, T. B. EST B 528 #163 0 0
GROSS NATIONAL BANK 0 0
MINITA GAS UNIT 0 1,210,481
SOUTHWEST TEXAS CORP G 0 350,146
DE FLORES, M.S. 0 56,620
GUERRA SHARE 305-D 0 0
NEBLETT, G.E. ET AL GAS UNIT 0 10,482,599
STATE OF TEXAS 0 7,268,812
GUERRA, F. B. ESTATE B 0 29,752
GUERRA-U.S.A. GAS UNIT D 0 427,922
PENA, EMMA 0 125,104
T. B. SLICK EST. -A- 265 0 4,668
ECHOLS 0 6,980,926
HALL, J.F. -STATE-A- 0 57,970
ALVARADO, D. 0 0
RICABY, S. B., ESTATE -D- 0 138,693
THOMAS - RIFE ET AL UNIT 0 826,959
FERGUSON, D. 0 2,488,962
BENTSEN BROS. B 0 14,324,030
SAENZ, M.-STATE 0 61,608
GARCIA HEIRS 0 3,351,216
JUAREZ,MARCOS 0 0
BLOOMBERG, SAMUEL D 0 11,555,953
LA BRISA 91-3 0 1,303,584
BROCK, J. D., -A- 0 0
SEYFRIEDT 928 0 1,466,499
GARCIA-YTURRIA A GAS UNIT 0 2,196,660
LEHR 0 132,298
CANALES 0 635,959
SLICK 535 0 1,356,324
GARZA, D. L., -A- 0 0
SLICK, T.B. ESTATE B 534 DR 0 1,508,392
GREEN & MANNING GAS UNIT 2 0 0
MCKIM-ALVAREZ 0 43,637
SOUTHWEST FARM & RANCH 0 4,739,826
DAVENPORT, D., STATE 0 0
SLICK, T. B. ESTATE A 529 0 1,237,322
GUERRA MINERAL TRUST NCT II 0 0
MUNOZ UNIT 0 992,410
STARR-GUERRA 0 0
DE PENA, V. L. 0 147,928
GUERRA, A. JR., ET AL -A- 0 75,253
STATE-SLICK -C- 0 0
EAST, ALICE K. MRS. STATE 0 0
HALL, J. F. -STATE -A- 0 937,162
A. SOLIS GAS UNIT 0 1,069
REILLY HEIRS 0 84,991
TEXACO FEE GUERRA C 0 64,211
EXXON FEE 0 653,519
HERMANN, E. 0 9,578,381
BARRERA, F. -STATE 0 0
VALLE GRANDE 0 358,372
J. NEBLETT 0 207,421
BILLUPS 0 2,555,617
SALINAS, UVALDO 0 0
WARDNER, G.P., TRUSTEE, 60AC. 0 0
KENT GAS UNIT 0 1,758,947
SEMMES A 0 16,588
YTURRIA L & L -C- 0 1,009,140
GARCIA, M. M. -D- 0 0
LA BRISA RANCH/STATE 542-B 0 95,033
CAMERON, DON ET AL 0 1,090,396
SILVA STATE GAS UNIT 0 1,344,643
M.M. GARCIA D 0 1,160
SLICK, T.B. EST. -A- 0 263,347
SLICK, EARL F. ET AL 0 0
MAYFAIR LABRISA 0 932,435
SLICK-STATE 0 2,396,695
D.D. OIL CO. -B- 0 4,198
SLICK, T. B. EST. -C- 0 253,775
GUERRA F B ESTATE -B- 0 0
MONTALVO, I.V. -A- 0 13,860
SPEER, GEO. H. ST B 0 805,238
DE GUERRA, M. S. -A- 0 0
SLICK, T. B. ESTATE B-486 0 377,943
GUERRA STATE GU 0 809,493
OLIVARES , A. 0 44,560
STATE RIVER - SANTA MARGARITA 0 781,117
DON CAMERON ET AL GAS UNIT 0 619,138
H. ACEVADO GAS UNIT 0 176,440
PEREZ, FRUMENCIO, ETAL 0 0
T.B. SLICK ESTATE A 485 0 115,077
EMMA PENA GAS UNIT 0 5,476,706
ALVAREZ-HINOJOSA GAS UNIT 0 8,422,929
RODRIQUEZ 0 0
TRUSTEE #1 0 21,813
BENTSEN TRACT I 0 6,665,889
SALINAS, D. 0 43,073
WARDNER, G. P. TRUSTEE -B- 0 0
SHEERIN DEEP GAS UNIT 0 1,276,376
ZAMORA STATE 0 3,255,896
GARZA STATE UNIT 0 392,157
SLICK, T. B., ESTATE-A- 0 0
CARRUTH, E. B. D 0 0
SLICK ESTATE STATE OF TEXAS UNIT 0 0
GARZA-MONTALVO GAS UNIT 0 189,443
MARTINEZ, B 0 733,766
SLICK, T.B. ESTATE A-535 0 0
COATES/WRIGHT UNIT 0 207,621
SLICK, T. B. EST 0 137,034
GROOS NATIONAL BANK 0 5,562,929
MILLER-VENCIA UNIT #25 0 0
SOUTHWEST TEXAS CORP F 0 1,907,790
DE FLORES, M. S. G/U 0 18,462
SLICK, T. B. ESTATE -A- 485 0 242,086
NEBLETT, G. E., ET AL GAS UNIT 0 7,941,531
STATE LMB PARTNERSHIP 0 21,931
DEGARZA, H.L. 0 0
GUERRA, F. B. F 0 18,639
GUERRA-U.S.A. GAS UNIT D 0 78,756,583
T. B. SLICK B-536 0 621,535
EAST, MRS. ALICE K., STATE G 0 0
HALL, J.F. -STATE- 0 0
ALVARADO 550 0 636,875
RICABY, S. B., ESTATE 0 0
THOMAS 0 0
HINOJOSA, LYDIA 0 0
BENTSEN BROS. A 0 1,599,258
SAENZ, M., -STATE 0 172,080
WALKER, BILLY L. 0 4,880,554
GARCIA BB 0 1,333,074
JUAREZ, MIGUEL 0 1,530,925
BLOOMBERG, S.D. 0 0
SANCHEZ 0 68,130
WOOD, D. G., SR. -B- 0 0
GARCIA, J.A. ETAL 0 224,836
SEYFREIDT 928 0 3,962,831
YTURRIA, L & L CO. B 0 0
LEE, H. P., -A- 0 0
CAMERON-STATE 0 9,306
GARZA, D. L. -B- 0 0
MARRS MCLEAN 0 375,625
SLICK, T.B. ESTATE A 0 743,208
SLICK, T. B. -B- 0 179,194
GREEN & MANNING GAS UNIT #2 0 9,583
MCGILL,J.C.JR.STATE 0 0
SOLIS, Z. -B- 0 0
DAVENPORT, D. STATE OF TEXAS 0 0
SLICK, T. B. ESTATE A 527 0 380,530
GUERRA MINERAL TRUST 0 958,164
MUNOZ G. U. 0 8,229
STARR PRODUCE COMPANY 0 2,634,084
GUERRA, A. JR. ET AL A- 0 0
ORIVE, A 0 929,759
STATE-SLICK D 0 1,585
EAST, ALICE K. MRS. B 0 2,803
HALL, C.M. -C- 0 156,648
A. GUERRA A 0 2,108
RAMIREZ-USA GU E 0 79,851,883
TEXACO FEE GUERRA G 0 1,562,073
EVERARDO GARZA UNIT 0 159,874
HERMANN, A.G.GAS UNIT 0 202,107
BARRERA, F. - STATE 0 8,467,774
S.W. FARM & RANCH STATE OF TEXAS 0 857,177
VALDEZ, ETICA 0 0
FROST NATL. BANK IND. EX. -B- 0 0
IZAGUIRRE SWD 0 0
BENTSON-WHITTINGTON GU 1 0 447,562
SALINAS, NICOLAS G. 0 5,497
WARDNER, G.P. TR. 60 AC. 0 0
GARCIA, B. G. DE 0 0
KENT DEEP 0 35,069
BOSTON TEXAS LAND TRUST #4 0 147,982
SEMMES 0 1,436,044
CAMERON, DON D. 0 797,184
SILVA 0 29,609
GARZA, A. M.- STATE 0 120,328
SLICK, T.B. EST. E 0 0
CHAMPION, A. A. 0 1,606,444
GONZALES, B.P., UNIT -A- 0 0
SLICK,T.B.EST.-B- 0 0
SLICK, T. B. EST. -B-534 0 0
GUERRA ESTATE 0 119,281
MONTALVO, I.V. -C- 0 18,299
SPEER, GEO. H. -STATE-D- 0 0
DE GUERRA, M. S. 0 0
SLICK, T. B. ESTATE B 528 0 0
GUERRA STATE GAS UNIT 0 1,976
NYE, F. GAS UNIT 0 70,327
STATE PARK 0 75,681,513
DON CAMERON ET AL G.U. 0 1,390,391
GUERRA, F.B. ESTATE B 0 1,295,178
GUTIERREZ, I.G. 0 0
PEREZ GAS UNIT 0 24,128
T.B. SLICK ESTATE 0 718,592
HEARD, J. F. B. A 0 0
ALVAREZ-HINOJOSA 0 281,849
RODRIGUEZ, T. 0 709,362
HMC-TIE LA BRISA 0 13,245,846
BENTSEN TRACT 1V -A- 0 60,374
SALINAS, A. 0 0
GARCIA L&L CO 0 942,789
LA BRISA LAND & CATTLE CO. W 0 128,421
SHEERIN D 0 891,743
ZAMORA RUIZ 0 1,108,773
GARZA HITCHCOCK ET AL UNIT 0 487,030
CARDENAS, R.R. 0 6,858,429
SLICK ESTATE C 0 925,182
GARZA-HITCHCOCK G.U. 0 388,322
MARTINEZ, ALBERTO 0 0
COATES-STATE, GEO. H 0 331,012
SLICK, T. B. B-536 0 656,449
MILLER-FLORES 0 0
SOUTHWEST TEXAS CORP E 0 391,443
DE FLORES, M. S. 0 3,471,742
SLICK, T. B. ESTATE -A- 0 0
GUERRA SHARE 304-C 0 0
NEBLETT, G. E. ET AL GAS UNIT 0 1,358,048
STARRPRO MINERALS STATE B UNIT 0 3,455,276
GUERRA-U.S.A. GAS UNIT C 0 46,277,085
T. B. SLICK B-528 0 480,261
EAST, MRS. ALICE K. B 0 0
HALL, J.F. -STATE -A- 0 81,625
ALTA-GARCIA 0 1,785,099
TEXAS OSAGE GU 0 1,938,473
FAUSTO SALINAS ET AL 0 0
SAENZ, M. STATE 0 0
WALKER, BILLY L 0 76,632
GARCIA BA 0 0
JUAREZ, MARCOS 0 0
BLOOMBERG, S. D. 0 0
SEPULVEDA, GARCIA 0 1,227,814
YTURRIA, L & L CO. -B- 0 234,024
GARCIA, T. -A- 0 0
LAUREL, D. A 0 0
CAMERON, W.I. SEC. 138 0 89
SLICK 230 A 0 914,259
GARZA, D. L. -A- 0 0
CLOPTON, JOHN H. 0 0
SLICK, T. B. -A- 485 0 513,295
GONZALEZ, RICARDO 0 18,796
SOLIS, N. /OIL UNIT 6/ 0 0
DAVENPORT, D. STATE 0 78,120
SLICK, T. B. ESTATE A 265 0 94,211
GUERRA GU D 0 790,893
MUNOZ A GU 0 376,045
STARR PRODUCE CO. GU 0 521,986
DE LOPEZ, C.V. -A- 0 7,875
GUERRA, A. JR. ET AL -A- 0 667,686
GUERRA, R. A. 0 669,842
OLIVAREZ-VAN DRESAR UNIT 0 226,773
STATE-SLICK 0 1,933,767
EAST, A. K. MRS. -B- 0 0
HALL, C.M. -A- 0 3,727,343
A. G. HERMANN JR. GAS UNIT 0 1,358,208
RAMIREZ GU E 0 0
TEXACO FEE GUERRA F 0 136,906
EVELYN CAMERON STATE 0 1,377,909
HERMANN, A.G. JR. GAS UNIT 0 22,203
BARRERA GAS UNIT 0 2,620,152
S. W. FARM & RANCH STATE OF TEX. 0 791,001
USA 2 0 1,051,252
FROST NATIONAL BANK IND. EX. -B- 0 0
IRENE SHEERIN - TEXAS STATE 0 77,199
BENTSON BROTHERS 0 4,764
SALINAS, M.V. 0 0
GARCIA UNIT 0 399,010
KENT A 0 45,980
BOSTON TEXAS LAND TRUST #3 0 19,983
SEKULA, FRANK 0 0
GARCIA, M. M. D 0 328,647
CAMERON, DON 0 694,350
SHELL CONOCO FEE 0 206,382
GARZA, A. M.,-STATE 0 0
SLICK, T.B. EST -A- 0 1,362,505
CHAMPION , A. A. 0 0
SLICK T.B. ESTATE B 528 0 27,716
GONZALES, B.P. UNIT -A- 0 0
MAURICIO GONZALEZ UNIT 0 212,135
SLICK,T.B. EST. A-229 0 749,041
COW CREEK CORPORATION, ET AL. 0 0
SLICK, T. B. EST. -B- 0 157,951
GUERRA DAVID 0 42,379
MONTALVO, I. V., -C- 0 171
SPEER, GEO. H. -STATE-D 0 94,230
DE GARZA, J.M. 0 354,413
SLICK, T. B. ESTATE B 232 0 392,549
GUERRA SHARES 304-C 0 69,590
NIMMO UNIT 0 0
STATE OF TEXAS-SLICK #4 0 121,883
DON CAMERON ET AL G. U. 0 1,039,008
GUERRA, F.B. EST. -B- 0 0
GUTIERREZ GAS UNIT 0 40,013
ALVAREZ, MCKIM 0 0
RODRIGUEZ, S. 0 39,329
TREVINO HEIRS 95 0 0
HINOJOSA, MEDARDO B ROY A/C 2 0 6,192
BENTSEN TR. III 0 0
SALINAS 0 1,348,393
GARCIA L&L -C- 0 59,976
SHEERIN C 0 1,283,384
ZAMORA 0 426,162
LOPEZ GAS UNIT 1 0 762,076
SLICK, T. B., ESTATE -A- 0 0
CARDENAS, R. R. 0 4,000,817
SLICK ESTATE 539 0 1,907,487
GARZA-HITCHCOCK ET AL UNIT 0 585,590
MARTINEZ STATE 0 152,150
COATES, GEORGE H. STATE 0 0
MILLER C-1 SAND UNIT 0 0
SOUTHWEST TEXAS CORP D 0 2,250,301
SLICK, T. B. ESTATE E 537 0 265,501
GUERRA SHARE 22 0 0
NEBLETT G.E. ET AL GAS UNIT 0 2,102,588
STARRPRO MINERALS STATE B 0 114,207
DEGARCIA, B.G. 0 334,406
GUERRA-GARCIA GAS UNIT 0 6,188,737
PARKS, W.S. ET AL 0 12,241
T. B. SLICK B /222/ 0 117,149
EAST, MRS. A.K. - STATE 0 0
AL-SW BTLT 0 1,323,962
RICABY TRUST 0 98,161
TEXAS OSAGE GAS UNIT 0 242,128
FARMS, MARGO 0 0
HINOJOSA, ISIDRO GAS UNIT 0 24,712
BENTSEN -A- 0 794
SAENZ, M. ST. 0 0
VILLARREAL, G.G. -B- UNIT 14 0 0
GARCIA B 0 0
JUAREZ, ENEMORIO 0 893,722
BLOOMBERG UNIT A 0 1,631,976
SAMANO, M. C 0 325,815
LA AMERICA, LTD. 0 0
BROCK, J. D. 0 0
SEMMES-WALLER 0 20
LAUREL, D. 0 2,562,905
SLICK 230 0 60,612
MARGO, R.E. HEIRS 0 189,888
SLICK, T.B. EST.-A-485 0 0
CLEOPATRA 0 11,767,300
SLICK, T. B. -A- 229 0 77,071
GONZALEZ, OSBELIA SAENZ ET AL 0 1,438,336
SOLIS, J.V. 0 0
DAVENPORT, D. -STATE 0 0
GUERRA GU C 0 0
MULHOLLAND, ETAL 0 247,366
STARR PRODUCE CO. 0 2,646,785
DE LOPEZ, C.V. 0 27,726
GUERRA, A. JR. ET AL A 0 95,163
GUERRA, MANUEL B. 0 0
OLIVAREZ, O. GU 0 1,006,911
STATE SLICK D 0 916,857
EAST BLOCK HEIRS B 0 278,313
HALL, C.M. 0 1,350,092
A. G. HERMANN GAS UNIT 0 304,475
RAMIREZ 0 270
ESTRELLA GAS UNIT 0 108,956
BARRERA 0 1,347,347
RUIZ-ZAMORA GAS UNIT 0 1,095,436
USA 1 0 17,523,066
FROST NATIONAL BANK -C- 0 0
BENTSON BROS. - STATE 0 1,516,117
GARCIA M.M. -B- 0 0
BOSTON TEXAS LAND TRUST #1 0 10,894
SEKULA, F. 0 0
GARCIA, M. GAS UNIT 0 59,475
CAMERON W.I. 138 0 30,259
SHEERIN,IRENE-TEXAS STATE 0 538,320
GARZA, A. M., STATE 0 3,260,615
LYONS, HELENE 0 65,373
SLICK, T.B. E-537 0 118,579
CELESTINO GARZA GU 0 10,590,879
GONZALES, B.P. UNIT A 0 0
MARTINEZ-STATE 0 5,813,621
SLICK, T.B. STATE HB-222 0 293,916
COW CREEK CORPORATION ET AL 0 12,403,974
SLICK, T. B. EST. -A- 527 0 183,145
MONTALVO, I. V., -A- 0 0
SPEER, GEO. H. -STATE -D- 0 646,530
DE GARZA, J.G. 0 206,018
SLICK, T. B. ESTATE B 0 637,812
GUERRA SHARE 92 0 0
NIMMO GAS UNIT NO.1 0 457,661
STATE OF TEXAS-SLICK #2 0 76,623
DOLORES S. SOLIS GAS UNIT 0 335,848
GUERRA, F.B. EST -B- 0 422
PENA,MARCOS 0 0
T. B. SLICK ESTATE 537-222 UNIT 0 172,442
HEARD, F. V. W. HEIRS MRS 0 0
RODRIGUEZ 0 1,625,318
THOMPSON, E. A. 0 0
SALAZAR, F. 0 0
GARCIA L&L -B- 0 1,003,055
KENT 0 4,049,628
LA BRISA LAND & CATTLE 0 178,158
BUCHHOLZ, WILLIAM R. 0 678,077
SHEERIN B 0 2,099,411
GARZA ET AL 0 0
LOPEZ GAS UNIT 0 3,764
CARDENAS 0 0
SLICK ESTATE -C- 0 8,684,443
GARZA-HITCHCOCK ET AL G. U. 0 9,785,433
MARTINEZ FEE 0 204,965
SLICK, T.B. ESTATE A 527 0 199,135
SLICK, T. B. A-535 0 370,531
SOUTHWEST TEXAS CORP C 0 4,242,491
DAVENPORT, O.H. 0 51,685
SLICK, T. B. ESTATE C 221 0 0
STARRPRO MINERALS G GAS UNIT 0 630,926
DEGARCIA, B. G. 0 296,015
GUERRA, ET AL. 0 1,110,297
GUERRA,V.H.,ET AL 0 0
T B SLICK ESTATE 0 726,263
EAST, ALICE K.,MRS.,STATE 0 14,521
HALL, J. F.-STATE 0 235,419
AL-MARTINEZ STATE #1 0 351,059
RICABY ESTATE 0 0
TEXACO-FEE GUERRA G 0 459,338
HINOJOSA ESTATE GAS UNIT 0 435,717
BENTSEN , L.M. 0 110,367
SAENZ, M. -STATE- 0 317,575
GARCIA - GONZALES GAS UNIT 0 642,634
JUAREZ, ENEMORIA 0 38,141
BLOOMBERG 0 16,457,669
GARCIA, J. A., ET AL 0 0
KNOX, J. W. 0 757,586
BROCK 0 33,838
SEMMES TRUST, ET. AL. 906 0 627,230
YTURRIA LAND & LIVESTOCK CO. 0 33,838
GARCIA, T 0 36,540
CAMERON, W.I. 0 0
SLICK - STATE VICKSBURG UNIT B 0 2,869,931
GARZA, D. L. 0 26,952
MARGO, R.E. ESTATE 0 126,542
SLICK, T.B. EST.-A- 529 0 717,548
CHEVRON BTLT 0 3,009,277
SLICK, T. B. ESTATE A 0 73,380
GONZALEZ, L. 0 2,497,158
SOLIS, DOLORES S., ET AL 0 374,129
DAVENPORT, D. - STATE 0 0
GUERRA GU B 0 3,311
MORSE-FORSTER UNIT 0 6,575,751
STARR #1 0 11,050
DE LOPEZ, C. V. -B- 0 1,534,853
SLICK, T. B., EST. -E- -537 0 391,702
GUERRA, LOUISE 0 617,458
OLIVAREZ, O GU 0 798,967
STATE SLICK -D- 0 3,155
E. ESCOBAR GAS UNIT I 0 737,309
GUERRA, H. P., ET AL 0 0
HALL, C. M. -C- 0 400,540
A. G. HERMAN GAS UNIT 0 981,944
RAMEY 0 235,083
ESTATE, T. B. SLICK A-485 0 293,173
RUIZ-ZAMORA 0 0
USA 0 327,247,876
FROST NATIONAL BANK -B- 0 1,362,683
IAN GAS UNIT 0 1,616,756
BENTSON & WHITTINGTON GAS UNIT 0 0
WARDNER, G. P., TRUSTEE -F- 0 0
SEABURY,F.W. EST. OF 0 93
WRIGHT 0 241
GARCIA, M. 0 0
LA BRISA RANCH 907-1 0 1,143,011
CAMERON STATE 554 0 90,632
SHEERIN,IRENE,ET AL 0 745,675
GARZA, A. M., -STATE- 0 1,270,010
SLICK, T.B. A-535 0 356,617
CELESTINO GARZA GAS UNIT 0 202,346
SLICK T.B. EST B 266 0 0
GONZALES, B.B. UNIT -A- 0 0
MARTINEZ, FELIX 0 305,933
SLICK, T.B. STATE H536 0 11,940
COOPER FOUNDATION 0 2,760,763
SLICK, T. B. EST. -A- 485 0 300,698
GUERRA BROTHERS H 0 162,740
MONTALVO, I. V. -C- 0 216,921
SPEER, GEO. H. -STATE -B- 0 0
SLICK, T. B. ESTATE A-527 0 7,251,190
GUERRA SHARE 90 0 0
NIMMO GAS UNIT NO. 1 0 4,740,421
STATE OF TEXAS-SLICK # 3 0 810
DIELMANN 0 8,787,712
GUERRA, F.B. F 0 5,769
GUERRA/STATE G.U 0 9,102
PENA, SAMUEL, ET AL 0 0
T. B. SLICK ESTATE AV 535 0 441,887
EIA PROPERTIES 0 9,137,468
ALVAREZ 0 4,718,111
RINGGOLD FARMS 1 0 1,451,134
THOMAS-RIFE GAS UNIT 0 26,971,358
FLORES GAS UNIT 0 1,314,734
BENTSEN BROS.-STATE 0 2,994,878
SALAZAR VILLARREAL UNIT 0 0
GARCIA L & L COMPANY C 0 718,499
KEMPNER MINERALS, LP 0 57,345
LA BRISA L. & C. CO. 0 0
BTLT OFFSET 0 0
SHEERIN A 0 421,039
YZNAGA, A. 0 0
GARZA - RIVAS UNIT 0 296,212
CANTU-FLORES 0 117,520
GARZA-HITCHCOCK ET AL G. U. 0 86,301
SLICK, T.B. ESTATE A 0 16,865,758
COATES STATE 0 430,480
SLICK, T. B. A-529 0 222,555
GREEN, LEE M. 0 0
SOUTHWEST TEXAS CORP B 0 2,589,660
DAVENPORT, O. H. STATE -D- 0 0
SLICK, T. B. ESTATE B-266 0 27,743
GUERRA SHARE 189 0 12,491
NATIONSBANK 0 230,725
STARRPRO MINERALS DGU 0 4,336,555
GUERRA,V.H. ET AL 0 2
PARKS, W. S., ET AL 0 7,108
SW FARM & RANCH - STATE OF TX 0 357,382
EAST, ALICE K., MRS., STATE 0 3,178,036
HALL, J. F., STATE 0 1,239,251
AL - SW BTLT # 2 0 981,229
RICABY 0 963,526
TEXACO GUERRA G 0 0
FARIAS, N. A. 0 1,907,713
HINOJOSA 0 5,173,191
BENTSEN 0 2,029,662
VILLARREAL GARCIA UNIT 0 1,258,351
GARCIA B 0 17,068,598
JUANA SALAS 0 281,350
BLOCK/GUERRA GAS UNIT 0 1,014,464
SAMANO EAST GAS UNIT 0 321,400
GARCIA, J. A. ET AL 0 78,739
OPERATOR NAME OIL VOL in BBL GAS VOL in MCF
CONOCO INC. 3,522,883 50,027,940
KERR-MCGEE OIL & GAS ONSHORE LLC 980,895 100,938,108
ORYX ENERGY COMPANY 622,047 99,543,931
FOREST OIL CORPORATION 592,684 27,236,430
TEXAS INDEPENDENT EXPLOR., INC. 379,361 43,466,828
CONOCOPHILLIPS COMPANY 318,421 2,823,968
NOBLE ENERGY INC 300,912 5,217,884
TRAP ROCK OIL, LTD. 233,658 576,098
NEWGULF PETROLEUM, LLC 202,449 5,416,243
RLU OPERATING, LLC 199,842 959,959
HOUSTON EXPLORATION COMPANY, THE 192,818 7,157,471
KERR-MCGEE OIL & GAS ONSHORE LP 189,372 86,861,800
EXXON CORP. 186,334 14,047,887
ENERGY DEVELOPMENT CORP. 180,987 927,711
GLENN, WAYNE E. & ASSOC., INC. 174,203 1,649,702
BOMMER ENGINEERING CO. 170,834 136,644
REMCO OIL & GAS PRODUCTION,INC. 153,294 380,661
MORTIMER PRODUCTION COMPANY 152,106 8,262,244
PEOPLES ENERGY PROD.-TX, L.P. 147,290 69,802,506
LINDER OIL COMPANY,A PARTNERSHIP 137,391 1,073,276
CARRIZO OIL & GAS, INC. 133,036 4,708,824
D.Y. EXPLORATION, INC. 132,233 1,073,108
PITCO INVESTMENTS, LTD. 125,220 1,555,586
TEXAS INDEPENDENT EXPLOR LTD. 117,743 2,347,223
LPES, INC. 107,690 0
WYNN-CROSBY ENERGY, INC. 107,161 5,650,411
FINA OIL & CHEMICAL COMPANY 103,387 84,642,190
SUEMAUR EXPLORATION, INC. 103,141 2,353,048
BNP PETROLEUM CORPORATION 81,199 2,103,307
WAGNER OIL COMPANY 81,032 4,012,146
METANO ENERGY, LP 72,296 4,529,292
SHELL WESTERN E&P INC. 66,913 77,339,227
SAMEDAN OIL CORPORATION 66,717 22,403,312
SAMSON LONE STAR LP 62,405 26,999,647
HILCORP ENERGY COMPANY 60,005 2,082,776
EDGE PETROLEUM OPER. CO., INC. 57,250 35,941,074
M & S PRODUCTION COMPANY 54,751 339,859
REH ENERGY, INC. 53,918 2,461,943
EXXON MOBIL CORPORATION 53,609 11,755,045
NEWMAN OPERATING COMPANY 51,060 217,165
LEGEND NATURAL GAS III, LP 50,110 37,350,249
CONTINENTAL OPERATING CO. 44,561 212,264
CAMERON, PAUL E., JR., INC. 43,587 520,816
SOUTHWEST OIL & LAND, INC. 40,139 300,857
M. J. G., INC. 40,062 14,867,196
LYNX ENERGY COMPANY, INC. 39,602 1,230,710
MERIT ENERGY COMPANY 39,127 955,052
OPEX ENERGY, LLC 38,474 1,066,865
MORTIMER EXPLORATION COMPANY 38,422 13,638,188
TRAP ROCK OIL COMPANY 36,860 146,938
KEBO OIL & GAS, INC. 34,867 9,680,419
LAREDO ENERGY, LP 34,318 746,606
CORPUS CHRISTI LEASEHOLDS, INC. 34,235 0
CENIZA PETROLEUM, INC. 33,530 481,046
STARCO EXPLORATION, INC. 32,486 1,542,842
WHITE OAK OPERATING COMPANY LLC 29,724 636,254
KERR-MCGEE CORPORATION 28,570 6,494,140
PRIDE ENERGY COMPANY 28,385 0
TEPEE PETROLEUM CO., INC. 28,313 1,862,448
TASCA EXPLORATION COMPANY 27,711 736,284
HEADINGTON OIL COMPANY 27,514 1,237,823
HEADINGTON OIL COMPANY, L.P. 26,801 39,499,050
PETROHAWK OPERATING COMPANY 26,400 4,828,814
RESERVE OPERATING CORP. 25,174 171,380
HANSON PRODUCTION COMPANY 24,986 13,178,287
WAGNER, DUER & CO. 24,041 6,100,014
SANCHEZ-O'BRIEN OIL & GAS CORP. 23,769 202,728,548
CORDELE DEVELOPMENT CORPORATION 23,159 453,239
WRIGHT BROTHERS ENERGY, INC. 22,943 282,296
MUELLER ENGINEERING CORP. 22,775 886,765
PYLE PETROLEUM, INC. 20,732 725,717
SHELL WESTERN E&P 19,693 245,088,785
CABOT OIL & GAS PRODUCTION CORP. 19,531 23,617
PROLITHIC ENERGY COMPANY, L.P. 19,501 390,080
POGO PRODUCING COMPANY LLC 18,757 5,423,179
TXCO RESOURCES INC. 18,511 679,293
TOTALFINAELF E&P USA INC 18,421 49,615,810
SOUTH TEXAS LIMITED PARTNERSHIP 18,266 43,771
ACOCK/ANAQUA OPERATING CO., LC 17,969 194,354
BISON ENERGY PARTNERS, INC. 17,713 162,809
ACOCK/ANAQUA OPERATING CO., LP 17,506 207,332
TRI-C RESOURCES, INC. 16,807 1,388,169
NORTHSTAR INTEREST, L.C. 15,766 527,971
FALCON PRODUCTION CO. 15,724 48,095
J. & M. WELL SERVICE, INC. 14,969 67,591
CIMARRON ENGINEERING CORP. 14,778 118,588
BPL EXPLORATION, LTD. 14,652 1,287,547
SMITH PRODUCTION INC. 14,646 58,192,413
ALTMAN ENERGY, INC. 13,931 0
KILLAM OIL CO., LTD. 13,851 3,766,364
OXY USA INC. 13,723 63,419,373
ACOCK ENGINEERING & ASSOC., INC. 12,413 1,995,479
STAR OF TEXAS ENERGY SRVS, INC. 12,341 1,841,572
EXARO ENERGY II, LLC 12,010 3,693,663
BELCO OPERATING CORP. 11,768 3,287,983
CABOT OIL & GAS CORPORATION 11,698 12,295
HEADINGTON OIL COMPANY LLC 11,544 5,162,616
INTEGRATED OPERATING CORPORATION 11,302 1,812,759
BELLOWS, DEWEY OPER. CO., LTD. 11,057 43,241
OMIMEX PETROLEUM, INC. 11,008 241,237
KELLEY OIL CORPORATION 10,893 0
WAYNE E. GLENN ASSOCIATES, INC. 10,657 0
FREEMAN EXPL. & PROD. CO., INC. 10,620 0
L & B OIL AND GAS EQUIPMENT, LLC 10,111 19,855
REVEILLE RESOURCES 9,355 632,183
DENOVO OIL & GAS, INC. 9,057 69,127
GLENN, WAYNE E. ASSOCIATES INC. 8,720 0
MADDUX, ELIZABETH H. 8,644 0
DINERO OIL CORPORATION 8,393 0
EL PASO PRODUCTION OIL & GAS CO. 8,320 200,490,363
REMCO SERVICES 7,843 0
AMAX OIL & GAS INC. 7,664 4,450,401
ACOCK OPERATING LIMITED 7,553 117,313
MUELLER EXPLORATION, INC. 7,295 0
APACHE CORPORATION 7,161 10,670,976
TOTAL E&P USA, INC. 7,090 48,851,706
WASHINGTON ENERGY EXPL., INC. 7,019 14,729
BRYANT - CHASE ENERGY CORP. 6,952 0
L.T.D. EXPLORATIONS INC. 6,758 0
MAGNUM ENGINEERING COMPANY 6,733 16,171
SCHIEFELBEIN & LAGRANGE OIL CO. 6,420 0
WJW OPERATING CO.,LLC 6,367 219,745
REVEILLE RESOURCES (TEXAS), INC. 6,231 882,612
TOUCHSTONE RESOURCES USA, INC. 5,796 1,964,389
TEXACO E & P INC. 5,763 858,601
SAMSON LONE STAR, LLC 5,597 2,059,055
UNION PACIFIC RESOURCES COMPANY 5,376 2,406,995
RNS OIL CO. 5,246 0
PETRO-HUNT CORPORATION 5,208 802,727
DEWBRE PETROLEUM CORPORATION 5,186 5,359,918
BELCO ENERGY CORP. 4,992 1,516,883
PYLE PETROLEUM 4,760 81,838
GREEHEY & COMPANY, LTD. 4,602 1,168,710
RESACA RESOURCES, L.L.C. 4,546 0
ROBERSON, F. W. JR. 4,452 0
GRAWARD OPERATING, INC. 4,231 1,413
BBX OPERATING, L.L.C. 4,199 12,456
12TH MAN ENERGY, LLC 4,163 61,566
DA CROWE & ASSOCIATES, INC 3,913 42,700
EXPLORATION COMPANY, THE 3,454 88,600
MCDONALD & JOHNSON RESOURCES,LLC 3,351 309,107
LEGEND NATURAL GAS IV, LP 3,338 6,846,070
FANION PRODUCTION CO. 3,267 0
COSTILLA PETROLEUM CORPORATION 3,215 0
MILAGRO EXPLORATION, LLC 3,039 15,064,122
CORONADO ENERGY E&P COMPANY, LLC 3,035 13,953,538
TNT PETROLEUM COMPANY, INC. 2,810 338,283
CHOICE EXPLORATION, INC. 2,721 0
ABRAXAS PRODUCTION CORPORATION 2,678 0
MIDPAR L.P. 2,585 0
PLAINS EXPLORATION & PROD. CO. 2,511 465,872
RINCON GAS, INC. 2,501 9,458
DUGGER, GLENN 2,463 0
HUGHES, DAN A. COMPANY 2,393 24,252,853
QUINTANA PET. CORP. 2,361 72,718
LAREDO ENERGY, LLC 2,240 30,961
BISON ENERGY PARTNERS, LTD. 2,133 3,561
GRAHAM ROYALTY, LTD. 2,042 0
BRUINGTON OPERATING, L.L.C. 1,992 148,063
ALPHA OMEGA PETROLEUM, INC. 1,872 368,333
LITTLE, LOU OPERATING CO., INC. 1,750 0
FREDCO 1,719 0
EL DORADO RESOURCES INC. 1,703 0
BRUSH COUNTRY DISPOSAL, INC. 1,698 0
GOLDKING PROD. CO. 1,570 14,779
SABRE OPERATING, INC. 1,559 0
DEARMAN, W. C. ESTATE OF 1,543 0
COATES ENERGY INTERESTS, LTD. 1,541 0
NAVAJO EXPLORATION, INC. 1,529 20,815
ALVAREZ & ALVAREZ 1,487 0
PACE OIL AND GAS COMPANY 1,480 38,459
CONTRACTORS SPEC. SERV., INC. 1,459 0
ABRAXAS PETROLEUM CORPORATION 1,398 0
RESS PRODUCTION CO. 1,375 0
LEGACY CORPORATION, THE 1,343 3,276,580
MGM WELL SERVICE, INC. 1,305 0
JETCO EXPLORATION 1,265 0
PHILLIPS PETROLEUM COMPANY 1,230 794
TRANS-PECOS RESOURCES, INC. 1,221 159,201
COASTAL OIL & GAS CORPORATION 1,132 381,779,375
DEARMAN, W. C. 1,125 0
DISCOVERY ENERGY CORP. CC 1,027 0
MARWELL PETROLEUM, INC. 1,017 1,044,355
CHERRY, WILLIAM H., INC. 1,012 0
POOR BOY OILFIELD SERVICE 1,002 0
PARKER & PARSLEY DEVELOPMENT L.P 967 98,969
CM TX PRODUCTION, LLC 902 51,946
WELDER EXPLORATION & PROD., INC. 894 0
TEXAS FUEL COMPANY 881 0
TAT (TURN AROUND TRUCKING), INC. 873 0
HOWARD EXPLORATION, INC. 871 154
RODEHEAVER, CHARLES G. 770 0
BASIC ENERGY SERVICES, INC. 684 0
OSBORN HEIRS COMPANY 657 0
BASIC ENERGY SERVICES, L.P. 653 0
TRANSTEXAS GAS CORPORATION 616 11,025,988
SOL VACUUM & WINCH TRUCK SER LLC 571 0
SARRITA OIL CO., INC. 546 9,939
EL PASO E & P COMPANY, L. P. 529 89,377,898
SUE-ANN PRODUCTION COMPANY 443 0
LOS INDIOS EXPLORATION LLC 359 0
EP ENERGY E&P COMPANY, L.P. 302 8,970,142
TREK RESOURCES, INC. 289 1,159,596
V/J OIL COMPANY 282 0
MOMENTUM PRODUCTION CORP. 275 119,856
RODESSA OPERATING COMPANY 275 0
TIZA ENERGY, INC. 252 6,463
JENKINS, WINSTON 237 33,579
ENERGY 2000, INC. 233 36,389
ROCK ENERGY CORP. 136 0
BNR OPERATING, LLC 67 18
SAFARI PRODUCTION COMPANY, INC. 67 402,678
BELLOWS OPERATING CO., L. C. 56 0
AMPAK OIL COMPANY 50 0
WATERS ENG. & OPERATING, INC. 48 149,733
NEUHAUS, V. F. PROPERTIES, INC. 38 6,631,344
GREENBRIER OPER. CO. 32 3,308,384
JENKINS, WINSTON-PIPELINE 27 0
ORPHAN WELLS, LLC 14 38,712
MILLENNIUM PETRO-PHYSICS, INC. 12 0
TYLUDADEDA, LLC 8 14
BLUEHOUSE ENERGY GROUP, INC. 4 3,311
OKLA. MAGIC CIRCLE ENERGY CORP. 0 28,734
ROC OPERATING, INC. 0 592,163
SIERRA MINERAL DEVELOPMENT, L.C. 0 108,232
DOMINION EXPL. & PROD., INC. 0 3,569,809
ATINUM OPERATING, INC. 0 0
STONE & WEBSTER OIL COMPANY, INC 0 49,802
JBH OIL & GAS LLC 0 0
GREEN EXPLORATION COMPANY 0 0
CNG PRODUCING COMPANY 0 54,610
IPACT 0 113
SONTERRA OPERATING, INC. 0 0
HENDERSON PETROLEUM CORPORATION 0 790,458
COATES ENERGY TRUST 0 299,405
SUNRISE ENERGY CORP. I 0 0
RICOCHET ENERGY, INC. 0 633,129
VALENCE OPERATING COMPANY 0 305,680
SAXET ENERGY, LTD. 0 305,551
SURE FLOW OIL & GAS, INC. 0 159,773
ENERCORP RESOURCES, INC. 0 122,566
D&H-S-S PRODUCTION CO.,INC 0 85
ENSERCH EXPLORATION, INC 0 103,633
ROSS GAS AND OIL, LTD. CO. 0 9,275
PLATINUM OIL & GAS, L.L.C. 0 2,508
SAMSON RESOURCES COMPANY 0 5,229
COX & COX PRODUCTION CO. 0 0
DRISCOLL S.W.D. INC. 0 0
GMT INC. 0 3,658,853
SAGA PET. LTD LIABILITY CO OF CO 0 14,389
OSBORN,W.B. OIL & GAS OPERATIONS 0 414,227
MCENA INC. 0 156,893
RAM OPERATING COMPANY, INC. 0 8,300,466
ALEGRE ENERGY, INC. 0 1,347
MCDAY ENERGY CORP. 0 0
SOUTHERN MINERAL CORPORATION 0 34,037
JONES, J. PAUL 0 0
BXP OPERATING, LLC 0 25,859
HEADLINE RESOURCES, INC. 0 1,745
MUSTANG OIL & GAS CORPORATION 0 123,310
TOMA OIL & GAS, INC. 0 74,595
EL TRES EXPLORATION 0 0
TNR PETROLEUM, INC. 0 0
SEDCO OPERATING, LLC 0 0
ENRON OIL & GAS COMPANY 0 8,369,543
RIDDLE ENGINEERING CORP. 0 277,203
CMR ENERGY, L.P. 0 480,884
SURE FLOW OIL & GAS COMPANY 0 38,544
NEWFIELD EXPLORATION COMPANY 0 5,577,726
WALLIS ENERGY, INC. 0 43,480
DALEN RESOURCES OIL & GAS CO. 0 532,133
COLE, ALBERT 0 0
SAMSON HYDROCARBONS COMPANY 0 4,194
SCORPION OPERATING, INC. 0 0
SINCLAIR MINERALS, INC. 0 0
CHAPARRAL ENERGY, L.L.C. 0 0
RAND ENERGY COMPANY 0 15,860
BIG CREEK OPERATING COMPANY LLC 0 16,598
OLSEN ENERGY INC. 0 510,451
HANSON MINERALS CO. 0 3,136,335
MOHICAN OPERATING, L.L.C. 0 5,580
PALADIN-HAYES, L.L.C. 0 3,600,695
G. & M. ENERGY COMPANY 0 0
SHERIDAN PRODUCTION COMPANY, LLC 0 7,157,385
AMEND ENERGY COMPANY 0 226
KESTREL RESOURCES, INC. 0 58,809
SPILLER, ROBERT S. 0 0
BT OPERATING CO. 0 11,323
BOSS EXPL & PROD CORPORATION 0 0
DISCOVERY PETROLEUM, L.L.C. 0 0
KILLAM OIL COMPANY 0 0
NADCF RECOVERY GROUP, INC. 0 24,256
MCFARLAND ENERGY, INC. 0 20,393
PEGASUS PETROLEUM CORPORATION 0 0
C.C.O. & G. COMPANY INC. 0 99,470
AMERITEX CORPORATION 0 0
BSE PRODUCTION CO. 0 0
DYNAMIC PRODUCTION, INC. 0 108,956
HUGHES, DAN A. COMPANY, L.P. 0 9,053,470
JILPETCO, INC. 0 23,571
HARVEY BROTHERS OIL & GAS 0 20,566
TESORO E&P COMPANY, L.P. 0 6,693
ADT INVESTMENTS, INC. 0 497
LINDENMUTH & ASSOCIATES, INC. 0 97,728
GEOCHEMICAL SURVEYS 0 0
J & R CONTRACTORS 0 0
STROUD PRODUCTION LLC 0 423,485
VASTAR RESOURCES, INC. 0 196,469
WESTPORT OIL AND GAS COMPANY, LP 0 993,755
RAND - PAULSON OIL COMPANY, INC. 0 486,825
STRATA OPERATING, INC. 0 25,227
COMSTOCK OIL & GAS, LP 0 166,342
PEARL ENERGY, L.L.C. 0 2,308,981
MOHICAN OIL & GAS, L.L.C. 0 93,900
HALCON RESOURCES OPERATING, INC. 0 1,652,268
RIDGE PETROLEUM INC. 0 0
RCB RECORD COMPANY 0 0
COSTILLA ENERGY, INC. 0 0
MACERO MINERALS, INC. 0 0
DYERSDALE ENERGY, L.P. 0 48,934
SPILLER OPERATING CO., INC. 0 0
KALER ENERGY CORP. 0 0
BP PROD. CORP. 0 2,559
RME PETROLEUM COMPANY 0 0
RAPTOR RESOURCES, INC. 0 1,262,207
GEODYNE OPERATING COMPANY 0 0
BERRY,PHILIP B.OPERATING CO.INC. 0 0
MAGNUM PRODUCING & OPERATING CO. 0 302
US LIQUIDS OF LA., L.P. 0 0
AMERICO OIL COMPANY 0 140,807
SCORE ENERGY COMPANY 0 0
THORP PETROLEUM CORPORATION 0 27,164,268
UNITED TEXAS PETROLEUM INC. 0 0
STARR COUNTY EXPLORATION, INC. 0 70,423
RLU OIL & GAS, INC. 0 0
CUMMINS & WALKER OIL CO., INC. 0 204,664
CAM VACUUM SERVICE 0 0
SOUTH CENTRAL TEXAS OIL & GAS CO 0 3,274
A & R RESOURCES 0 0
JACKSON ENERGY DEVELOPMENT, INC. 0 2
BUENAS ARENAS, LLC 0 0
IBC PETROLEUM, INC. 0 698
H & P EXPLORATION CO. 0 312,451
LATIGO PETROLEUM TEXAS, LP 0 0
MANLEY, JOHN D. III, OPER., INC 0 575,612
COMSTOCK OIL & GAS, INC. 0 720,838
BROWNING, LANDON 0 0
BASS ENTERPRISES PRODUCTION CO. 0 30,161,949
ASCENT OPERATING, LP 0 9,668,257
BENGAIL, INC 0 0
UNITED RESOURCES, LP 0 0
K.M.A. OPERATING, INC. 0 0
MOMENTUM OIL & GAS, LLC 0 14,103
MODENA OPERATING LLC 0 30,548
COX EXPLORATION, INC. 0 22,144
ANADARKO E&P COMPANY LP 0 0
HAMMAN OIL & REFINING COMPANY 0 451,408
FARGO TRADING CO., INC. 0 0
BUSS, JAMES E. 0 0
CARL OIL & GAS CO. 0 128,833
TEXAS INJECTION, L.P. 0 0
R & J ENERGY, INC. (87) 0 0
XOG OPERATING LLC 0 0
EL PASO PRODUCTION COMPANY 0 2,269,708
LIGHTHOUSE EXPLORATION, INC. 0 0
CICO OIL & GAS COMPANY 0 3,351,216
HALLWOOD PETROLEUM, INC. 0 93,198
DOLPHIN PETROLEUM, LP 0 0
SAN PATRICIO CORPORATION 0 150,941
PROSPECTOR PETROLEUM, INC. 0 7,343
MORNINGSTAR GAS, INC. 0 562,641
NATURAL GAS GATHERERS 0 0
MARWELL PETROLEUM LTD PARTNRSHIP 0 1,036,931
MANGES, CLINTON 0 0
MISSION RIVER SYSTEMS, INC. 0 10,021
EOG RESOURCES, INC. 0 55,105,670
PREMIER MINERALS, INC. 0 0
KUKUI OPERATING COMPANY 0 607,794
FAULCONER, VERNON E., INC. 0 270,909
ALYNDSON OIL & GAS INC. 0 243
DREYFUS, LOUIS NATURAL GAS CORP 0 0
SCHIEFELBEIN OIL & GAS COMPANY 0 277
ASCENT ENERGY, INC 0 9,432,321
K-SER-A OPERATING CO., INC. 0 0
UNITED OIL & MINERALS L. P. 0 0
BRAZOS PETROLEUM, INC. 0 0
MARQUEE CORPORATION 0 264,593
VALLEY PRODUCTION CO. 0 0
AMCOLE ENERGY CORP. 0 0
PRESIDIO SWD, INC. 0 0
BOOHER ENGINEERING, INC. 0 63,546
REA OIL & GAS, INC. 0 0
PIONEER NATURAL RES. USA, INC. 0 5,282
P.B. PRODUCTION, INC. 0 0
FOX, HEWITT B., INC. 0 33,838
XERIC OIL & GAS CORPORATION 0 11,048
DIRNETT, INC. 0 18,195
BLUE AGAVE RESOURCES, LLC 0 0
STONEGATE OPERATORS, INC. 0 0
CALTEX ENERGY CO. 0 0
PG&E RESOURCES COMPANY 0 1,652,369
PREVAIL ENERGY, INCORPORATED 0 0
EPSTEIN, EDWIN A JR OPER CO INC 0 551,271
JAMES ENERGY CORPORATION 0 43,348
HOPE PRODUCTION, INC. 0 0
L & F DRILLING CO., INC. (1) 0 84,666
TIDELANDS OIL CORPORATION 0 29,055
LONGHORN DEVELOPMENT LLC 0 12,609
BOUNDARY VENTURES, INC. 0 0
DOMINION OKLAHOMA TEXAS E&P, INC 0 0
BLUESTONE NATURAL RES. II, LLC 0 1,330,903
MESSY OIL AND GAS, LLC 0 578
CHEVRON U. S. A. INC. 0 0
SANCHEZ OIL & GAS CORPORATION 0 27,011,873
PETRA OLEUM CORP. 0 0
WHITTIER OPERATING INC. 0 386,861
BARRETT BROTHERS OIL & GAS, INC. 0 196,953
HURD ENTERPRISES, LTD. 0 4,328
MCGUFFIN, D. B. 0 0
ASCEND OIL & GAS, L.L.C. 0 0
BRECK OPERATING CORP. 0 79,714
ESENJAY PETROLEUM CORP. 0 145,177
NABCO 0 0
NORDAN TRUST, THE 0 0
SHANA PETROLEUM COMPANY 0 206,018
SOUTHWEST RESOURCES, INC. 0 57,564
OKIE OPERATING COMPANY, LTD. 0 21,465
SUEMAUR EXPL. & PROD., LLC 0 1,187,372
FARGO OIL & GAS, LLC 0 794
BARNETT ENERGY, INC. 0 94,294
HAYES OIL & GAS CO. 0 336,146
DOUBLE PLAY OIL & GAS, INC 0 4,054
BDR ENERGY CORPORATION 0 242,722
WILCOX OPERATING CORPORATION 0 13,647
PREVAIL ENERGY, INC 0 0
BIRD DOG RESOURCES, INC. 0 9,180
COLO EXPLORATION COMPANY, INC. 0 24,930
HUNTER PETROLEUM INC. 0 226,310
DRILLMAR OPERATING COMPANY 0 49,321
VIOLA PROD., INC. 0 0
GREAT BAY OPERATIONS, LLC 0 142,801
AURORA RESOURCES CORPORATION 0 19,958
DYNO TEXAS, LLC 0 27,311
SMITH OPERATING AND MGMT CO. 0 369,863
AMERICAN EXPLORATION COMPANY 0 0
SOUTHEAST PRODUCERS, INC. 0 231,248
KOVAR OPERATING, LLC 0 140,353
RIO OPERATING 0 12,131
PEARL, BILL H. PRODUCTIONS, INC. 0 141,314
SIERRA RESOURCES, LLC 0 451
XTO ENERGY INC. 0 1,301,228
SE USA OPERATING, INC. 0 55,472
MANTI OPERATING COMPANY 0 0
MILAM PETROLEUM COMPANY 0 0
MORIN, J. P. 0 11,277
TRINITY ENERGY CORP. 0 0
TRUE OIL COMPANY 0 251,074
ESENJAY EXPLORATION, INC 0 0
NEG OPERATING LLC 0 0
HILL OPERATING LLC 0 8,328
MCRAE, NATHAN D. 0 0
U.S. ENERCORP, LTD. 0 414,704
CHOCTAW RESOURCES, INC. 0 0
KCS RESOURCES, INC. 0 106,863
MINA ENERGY, INC. 0 7,448
CHRISTICO PETROLEUM COMPANY 0 632,051
ALLTEX EXPLORATION, INC. 0 16,812
CO ENERGY 0 0
CASKIDS OPERATING COMPANY 0 0
J.L.M PROPERTIES & CO 0 12,343
EXXCEL OPERATING COMPANY 0 0
NOPAL GATHERING CORPORATION 0 0
KAISER-FRANCIS OIL COMPANY 0 2,990,936
RAMEY, G.H. 0 0
AMMO ENERGY, LLC 0 49,869
QUISTO EXPL. & PRODUCTION, L.C. 0 1,547,748
NEWTON CORP.,THE 0 0


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