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
DAVENPORT, D. -STATE 0 0
GUERRA GU C 0 0
LA AMERICA, LTD. 0 0
SEMMES-WALLER 0 20
DE LOPEZ, C.V. 0 27,726
GUERRA, A. JR. ET AL A 0 95,163
LAUREL, D. 0 2,562,905
SLICK 230 0 60,612
EAST BLOCK HEIRS B 0 278,313
MARGO, R.E. HEIRS 0 189,888
SLICK, T. B. -A- 229 0 77,071
A. G. HERMANN GAS UNIT 0 304,475
ESTRELLA GAS UNIT 0 108,956
BARRERA 0 1,347,347
FROST NATIONAL BANK -C- 0 0
SLICK, T.B. ESTATE A 527 0 199,135
MULHOLLAND, ETAL 0 247,366
BENTSON BROS. - STATE 0 1,516,117
GARCIA M.M. -B- 0 0
SOUTHWEST TEXAS CORP C 0 4,242,491
GUERRA, MANUEL B. 0 0
OLIVAREZ, O. GU 0 1,006,911
BROCK, J. D. 0 0
STARRPRO MINERALS G GAS UNIT 0 630,926
HALL, C.M. 0 1,350,092
RAMIREZ 0 270
T B SLICK ESTATE 0 726,263
RUIZ-ZAMORA GAS UNIT 0 1,095,436
CLEOPATRA 0 11,767,300
GONZALEZ, OSBELIA SAENZ ET AL 0 1,438,336
TEXACO-FEE GUERRA G 0 459,338
KENT 0 4,049,628
SEKULA, F. 0 0
DE GARZA, J.G. 0 206,018
GUERRA SHARE 92 0 0
WARDNER, G. P., TRUSTEE -F- 0 0
SHEERIN,IRENE-TEXAS STATE 0 538,320
DOLORES S. SOLIS GAS UNIT 0 335,848
GUERRA, F.B. EST -B- 0 422
YTURRIA LAND & LIVESTOCK CO. 0 33,838
LYONS, HELENE 0 65,373
MARTINEZ-STATE 0 5,813,621
SLICK, T. B. EST. -A- 527 0 183,145
SLICK, T.B. EST.-A- 529 0 717,548
MONTALVO, I. V., -A- 0 0
SLICK, T. B. ESTATE B 0 637,812
GARCIA L&L -B- 0 1,003,055
SOLIS, DOLORES S., ET AL 0 374,129
NIMMO GAS UNIT NO.1 0 457,661
BOSTON TEXAS LAND TRUST #1 0 10,894
GARCIA, M. GAS UNIT 0 59,475
STARR #1 0 11,050
PENA,MARCOS 0 0
CAMERON W.I. 138 0 30,259
GARZA, A. M., STATE 0 3,260,615
STATE SLICK -D- 0 3,155
HEARD, F. V. W. HEIRS MRS 0 0
RODRIGUEZ 0 1,625,318
CELESTINO GARZA GU 0 10,590,879
GONZALES, B.P. UNIT A 0 0
SALAZAR, F. 0 0
COW CREEK CORPORATION ET AL 0 12,403,974
USA 0 327,247,876
DAVENPORT, O.H. 0 51,685
LA BRISA LAND & CATTLE 0 178,158
SHEERIN B 0 2,099,411
DEGARCIA, B. G. 0 296,015
GUERRA, ET AL. 0 1,110,297
WRIGHT 0 241
LOPEZ GAS UNIT 0 3,764
SLICK ESTATE -C- 0 8,684,443
EAST, ALICE K.,MRS.,STATE 0 14,521
MARTINEZ FEE 0 204,965
SLICK, T. B. A-535 0 370,531
AL-MARTINEZ STATE #1 0 351,059
SLICK, T.B. A-535 0 356,617
SLICK, T. B. ESTATE C 221 0 0
BENTSEN , L.M. 0 110,367
GARCIA - GONZALES GAS UNIT 0 642,634
SLICK, T.B. STATE H536 0 11,940
BLOOMBERG 0 16,457,669
GARCIA, J. A., ET AL 0 0
SPEER, GEO. H. -STATE -B- 0 0
GUERRA,V.H.,ET AL 0 0
BUCHHOLZ, WILLIAM R. 0 678,077
GARZA ET AL 0 0
STATE OF TEXAS-SLICK # 3 0 810
HALL, J. F.-STATE 0 235,419
RICABY ESTATE 0 0
CARDENAS 0 0
GARZA-HITCHCOCK ET AL G. U. 0 9,785,433
T. B. SLICK ESTATE AV 535 0 441,887
HINOJOSA ESTATE GAS UNIT 0 435,717
SAENZ, M. -STATE- 0 317,575
THOMAS-RIFE GAS UNIT 0 26,971,358
JUAREZ, ENEMORIA 0 38,141
DAVENPORT, D. - STATE 0 0
GUERRA GU B 0 3,311
VILLARREAL GARCIA UNIT 0 1,258,351
KNOX, J. W. 0 757,586
SEMMES TRUST, ET. AL. 906 0 627,230
DE LOPEZ, C. V. -B- 0 1,534,853
SLICK - STATE VICKSBURG UNIT B 0 2,869,931
E. ESCOBAR GAS UNIT I 0 737,309
GUERRA, H. P., ET AL 0 0
YZNAGA, A. 0 0
MARGO, R.E. ESTATE 0 126,542
SLICK, T. B. ESTATE A 0 73,380
A. G. HERMAN GAS UNIT 0 981,944
ESTATE, T. B. SLICK A-485 0 293,173
FROST NATIONAL BANK -B- 0 1,362,683
SLICK, T.B. ESTATE A 0 16,865,758
MORSE-FORSTER UNIT 0 6,575,751
SLICK, T. B., EST. -E- -537 0 391,702
BENTSON & WHITTINGTON GAS UNIT 0 0
SOUTHWEST TEXAS CORP B 0 2,589,660
GUERRA, LOUISE 0 617,458
OLIVAREZ, O GU 0 798,967
BROCK 0 33,838
GARCIA, T 0 36,540
STARRPRO MINERALS DGU 0 4,336,555
HALL, C. M. -C- 0 400,540
RAMEY 0 235,083
CAMERON, W.I. 0 0
GARZA, D. L. 0 26,952
SW FARM & RANCH - STATE OF TX 0 357,382
RUIZ-ZAMORA 0 0
CHEVRON BTLT 0 3,009,277
GONZALEZ, L. 0 2,497,158
TEXACO GUERRA G 0 0
IAN GAS UNIT 0 1,616,756
KEMPNER MINERALS, LP 0 57,345
SEABURY,F.W. EST. OF 0 93
GUERRA SHARE 90 0 0
LA BRISA RANCH 907-1 0 1,143,011
SHEERIN,IRENE,ET AL 0 745,675
DIELMANN 0 8,787,712
GUERRA, F.B. F 0 5,769
YTURRIA L&L CO. -B- 0 1,689,364
SLICK T.B. EST B 266 0 0
EIA PROPERTIES 0 9,137,468
MARTINEZ, FELIX 0 305,933
SLICK, T. B. EST. -A- 485 0 300,698
ALVAREZ 0 4,718,111
FLORES GAS UNIT 0 1,314,734
SLICK, T.B. EST. B 0 0
MONTALVO, I. V. -C- 0 216,921
SLICK, T. B. ESTATE A-527 0 7,251,190
BENTSEN BROS.-STATE 0 2,994,878
GARCIA L & L COMPANY C 0 718,499
SOLIS, BESILIO, ET AL 0 0
NIMMO GAS UNIT NO. 1 0 4,740,421
GARCIA, M. 0 0
SPEER, GEORGE H. ST. B 0 517,337
GUERRA/STATE G.U 0 9,102
PENA, SAMUEL, ET AL 0 0
CAMERON STATE 554 0 90,632
GARZA, A. M., -STATE- 0 1,270,010
RINGGOLD FARMS 1 0 1,451,134
CELESTINO GARZA GAS UNIT 0 202,346
GONZALES, B.B. UNIT -A- 0 0
SALAZAR VILLARREAL UNIT 0 0
COOPER FOUNDATION 0 2,760,763
GUERRA BROTHERS H 0 162,740
SAMANO EAST GAS UNIT 0 321,400
DAVENPORT, O. H. STATE -D- 0 0
GUERRA SHARE 189 0 12,491
WARDNER D 0 3,873
LA BRISA L. & C. CO. 0 0
SHEERIN A 0 421,039
WOODS -B- 0 0
EAST, ALICE K., MRS., STATE 0 3,178,036
ZIMMERMAN, R.M. 0 616,341
SLICK, T. B. A-529 0 222,555
AL - SW BTLT # 2 0 981,229
FARIAS, N. A. 0 1,907,713
SLICK, T.B. A 0 24,985
SLICK, T. B. ESTATE B-266 0 27,743
BENTSEN 0 2,029,662
GARCIA B 0 17,068,598
NATIONSBANK 0 230,725
BLOCK/GUERRA GAS UNIT 0 1,014,464
GARCIA, J. A. ET AL 0 78,739
GUERRA,V.H. ET AL 0 2
PARKS, W. S., ET AL 0 7,108
BTLT OFFSET 0 0
GARZA - RIVAS UNIT 0 296,212
STATE OF TEXAS SLICK #6 0 0
HALL, J. F., STATE 0 1,239,251
RICABY 0 963,526
CANTU-FLORES 0 117,520
GARZA-HITCHCOCK ET AL G. U. 0 86,301
T. B. SLICK ESTATE A 485 0 968,391
HINOJOSA 0 5,173,191
COATES STATE 0 430,480
GREEN, LEE M. 0 0
THOMAS-RIFE G. U. 0 0
JUANA SALAS 0 281,350
GUERRA GU A 0 807,852
KING EDMUNDS 0 380,747
SEMMES TRUST, ET AL 906 0 1,189,730
GUERRA, A. -D- 0 1,381,306
WOOD B 0 1,765,735
SLICK - STATE VICKSBURG UNIT A 0 0
E. ESCOBAR GAS UNIT 1 0 346,172
GUERRA, H. P. ET AL 0 0
YZAGUIRRE, MANUEL 0 0
MARGO, R. E. HEIRS 0 5,020,613
SLICK, T. B. ESTATE B 536 0 482,000
ESQUIVEL 0 558,607
MCGILL BROS NCT-1 0 0
SLICK, T. B. EST. UNIT 0 0
BAIRD, L. M. 0 5,805
SLICK, T.B. ESTATE -B- 0 83,271
MORSE - FORSTER UNIT 0 3,749,409
BENTSEN-WHITTINGTON GU1 0 13,091,746
SOUTHWEST TEXAS CORP A 0 6,674,478
STARRPRO MINERALS C UNIT 3 0 2,022,433
HALL, C. M. -B- 0 553,719
R.G. SMITH GAS UNIT 0 5,607
GARZA, C. L. DE 0 254,323
SUN FIELD WATERFLOOD UNIT NO. 1 0 0
HERMANN A. G. GAS UNIT 0 1,130,050
ROOS-BENNETT 0 0
CHAPOTAL LAND CO. B 0 0
GONZALEZ, JORGE GU 0 0
HOWELL, J.J. 0 19,574,681
SALINAS, FAUSTO ET AL 0 17,807,662
DAVENPORT HEIRS 0 0
KEMPNER MINERALS LTD. 0 0
SEABURY, MARGARET MRS. 0 107,587
DE GARZA, J. G. 0 0
GUERRA SHARE 8D 0 156,702
SHEERIN, IRENE-TEXAS STATE 0 615,458
DIAZ, MAXIMO 0 0
GUERRA, F.B. B 0 0
YTURRIA L&L -A- 0 0
LUERA, M. G. ETAL 0 0
EDMUNDS, A.K. 0 285,298
MARTINEZ, F.F. 0 1,308,717
ALVARADO, FRANCISCO ET. UX 0 228,498
FLORES 0 129,398
SLICK, T.B. EST. A-485 0 0
MONTALVO, I. V. -A- 0 52,888
SLICK, T. B. ESTATE A 535 0 92,722
BENTSEN BROS., A 0 1,040,581
GARCIA L & L CO. -C- 0 183,450
NIMMO G.U. NO.1 0 446,803
BOSTON TEXAS LAND TRUST # 4 0 56,141
GARCIA, L&L -C- 0 404,759
SPEER, GEORGE H. 0 2,933
PENA, SABAS GARZA 0 0
CAMERON LAND & CATTLE, INC 225 0 0
GARZA, A. M., -STATE 0 1,582,764
STATE SLICK #2A 0 43,754
HAYDEN ET AL 0 0
RINGGOLD FARMS 0 201,787
CARRUTH, E.B. JR. TRUST, ET AL 0 242,909
GONZALES, B. P., UNIT -A- 0 0
TENNECO CONOCO FEE 0 1,692
HINOJOSA, MANUELA VDA DE 0 0
SAGA 0 4,032,736
URSCHEL, C. F. 0 1,119,167
GUERRA SHARE 184 0 129,394
WARDNER 1-C 0 6,066
LA BRISA L&C CO. 0 80
DEE DAVENPORT STATE OF TEXAS 0 76,559
GUERRA, A., JR. UNIT 6 0 388,005
WOOD/WARDNER 0 1,209,325
LONGORIA 0 157,487
SLICK ESTATE C 0 133,367
FARIAS UNIT 0 1,049,289
SLICK, T.B. B 0 5,946
SLICK, T. B. ESTATE B-222 0 450,370
BENAVIDES, ETAL GAS UNIT 0 107,774
GARCIA L&L CO 0 13,873
SLICK, T.B. ESTATE NO. 5 0 0
BLOCK/GUERRA 0 2,449,588
GARCIA, J. A. 0 24,378,351
SOUTWEST FARM AND RANCH INC. 0 0
GUERRA, V.H., ET AL 0 0
BTLT A 0 1,674,705
GARZA - MONTALVO GAS UNIT 0 1,342,186
STATE OF TEXAS SLICK #5 0 103,795
HALL, J. F., -STATE 0 2,130,614
REYNOLDS UNIT 0 1,414,156
CANTU UNIT 0 238,772
GARZA, RUBEN 0 0
T. B. SLICK ESTATE A 231 0 382,327
HILL 0 5,560,865
SAENZ, M. - STATE 0 928,580
COATES MINERALS 0 0
GREEN - MANNING 0 32,115
THOMAS-RIFE ET AL GAS UNIT 0 0
JONES FAMILY 0 1,707,123
SAMANO C 0 11,313
GUERRA GAS UNITA 0 393,239
GUERRA, A. B UNIT 0 85,181
WOOD A 0 6,394,653
LAS ESCOBAS 0 1,781,871
SLICK A 0 41,021
DR. GARCIA, JOSE G. 0 26,053
GUERRA, H. P. -C- 0 70,059
YZAGUIRRE 227 0 293,106
MARGO R.E. ESTATE 0 129,632
SLICK, T. B. 0 0
3 M 0 693,803
ESCOBAR, RODOLFO NCT-1 0 867,597
SLICK, T. B. EST. B-534 0 5,057
AUSTIN, CARLOS A. 0 9,261
FROST NATIONAL BANK 0 965,280
SLICK, T.B. ESTATE -A- 485 0 0
BENTSEN, L. M. B 0 23,199
GARCIA LAND AND LIVESTOCK 0 111,627
SOUTHWEST FARM AND RANCH 0 0
GUERRA, H.P. JR ET AL 0 548,507
OLIVAREZ DRESSER B 0 0
GARCIA, M.M. D 0 0
STARRPRO MINERALS C 0 999,180
HALL, C. M. -A- 0 6,702,660
STATE/SLICK 0 249,428
HERMAN, A.G., JR GAS UNIT 0 380,073
ROOS, ET AL 0 727,116
CHAPOTAL LAND CO. -B- 0 388,493
HOWELL, J. J. 0 5,169,386
SALINAS, FAUSTO 0 1,267,593
KELSEY 0 1,000
SEABURY, F.W. EST 0 9,200
DE GARZA, C.L. 0 110,866
WARDNER, G. P., TRUSTEE -B- 0 0
LA BRISA RANCH 542 0 230,904
SHEERIN, IRENE, TEXAS STATE 0 0
DIAZ B 0 97,997
GUERRA, F.B. 0 853,184
LUERA, M. G. ET AL 0 0
SLICK T.B. H 0 0
EDMUNDS, A. K. 0 551,863
MARTINEZ, F. F., -B- 0 196,496
SLICK, T. B. EST. -A- 0 51,777
ALVARADO, FRANCISCO ET UX 0 718,781
SLICK, T.B. EST. A-265 0 1,094,802
MONTALVO, E. A. GAS UNIT 0 216,653
SLICK, T. B. ESTATE A 0 5,910,403
BENTSEN BROS. -B- 0 148,985
GARCIA L & L CO. C 0 2,850,810
SMITH, R.G. GAS UNIT 0 59,683
NILO SHALLOW A GU 0 4,789,063
BOSTON TEXAS LAND TRUST # 10 0 89,160
GARCIA, L & L, -C- 0 0
GUERRA-WENTZ 0 0
GARZA, A. M. STATE 0 2,206,381
STATE SLICK D 0 10,156,906
HASTINGS-LOPEZ 0 49,321
RIFE, THOMAS ET AL GAS UNIT 0 0
GONZALES, B. P. UNIT -A- 0 0
TCR SPEER-STATE 0 970,162
HINOJOSA, M., -B-ROY. ACCT. #2 0 386
SAENZ,NOE 0 64,262
CONTRERAS 0 95,170
GUERRA D 0 114,420
UNA DE GATO 0 0
DAVENPORT, F. D., -A- 0 151,713
GUERRA SHARE 180-A 0 5,826
WARDNER -B- 0 0
LA BRISA L&C 0 196,469
DECKER GU 0 12,387
GUERRA, A., JR. NCT-1 0 33,721
WOOD/GUERRA 0 914,278
EAST, ALICE K., MRS. STATE 0 0
ZARSKY-BAIRD UNIT 0 23,575
SLICK, T. B. A-485 0 0
ACEVEDO, H. GAS UNIT 0 0
FARIAS 0 107,720
SLICK, T.B. A 535 0 1,434,917
MCKINNEY, MRS. A. 0 201
BAZAN 0 142,474
GARCIA 0 1,276,260
SLICK, T.B. ESTATE H 0 1,983
BLOCK-GUERRA 0 3,395,792
GARCIA, I.Y. 0 5,174,387
SOUTHWEST TEXAS CORP. D 0 1,180,930
GUERRA, V. H. ETAL 0 0
PARKS, W. S. ET AL 0 566
BTLT 0 12,299,995
GARZA 0 484,260
STATE OF TEXAS SLICK #1 0 513,616
HALL, J. F. STATE -A- 0 2,459,307
GARZA, ROMEO 0 514,924
T. B. SLICK ESTATE 0 630,676
HILES/GARZA #1 0 45,379
THOMAS, MARY S. 0 0
JMK #1 0 364,837
SAMANO H 0 69,393
GUERRA GAS UNIT A 0 2,754,768
VERA, J. P. 0 23,161
KINCAID, J.W. 0 0
DE JUAREZ, MARGARITA G. 0 0
WOOD 0 0
DOYNO, F. 0 0
GUERRA, H. P. -B- 0 0
YZAGUIRRE 0 1,559,260
MARGO HEIRS 0 0
SLICK, T. B ESTATE 0 960,912
HMC-TIE LA BRISA 0 143,836
ESCOBAR, E. NCT-2 0 0
MCCLURE NORTH 0 419,292
SLICK, T. B. EST. A-535 0 1,728,671
ARRIAGA GU F 0 1,499,353
FRIO E UT -B- 0 0
SLICK, T.B. ESTATE #175 UNIT 0 5,674,931
MONTALVO,I.V., -C- 0 174,107
SLICK, T. B. STATE HB 222 0 540,394
BENTSEN, L. M. 0 1,013,987
SOUTHWEST FARM & RANCH-STATE 0 22,777,888
GUERRA, H.P. GAS UNIT #1 0 0
OLIVAREZ - DRESAR GAS UNIT NO. 1 0 0
GARCIA, M. S.T. 0 2,244,719
STARRPRO MINERALS B 0 4,635,982
HALL, C. M. 0 813,486
PISTOL HILL 0 433,611
CAMERON, EVELYN STATE 0 728,834
GARZA, A.M. STATE 0 0
STATE/LMB PARTNERSHIP 220 0 764
HERMAN, A.G. GAS UNIT 0 1,422,921
ROOS BENNETT UNIT 0 0
GONZALES, RICARDO 0 0
TEXACO FEE-GUERRA B 0 0
HOWELL J J 0 1,383,679
SALINAS, ET AL 0 5,439
DAVENPORT B 0 956,001
JUDD ESTATE-STATE 0 13,891,462
SEABURY 0 29,172
GUERRA SHARE 8 - D 0 38,303
LA BRISA RANCH / STATE 542 0 58,048
SHEERIN, IRENE, - TEXAS STATE 0 0
GUERRA, F. B., ESTATE -B- 0 0
YTURRIA L &L CO.-B- 0 25,920
LUERA STATE GU A 0 1,129,814
SLICK T B EST A 527 0 4,419
EDGERTON 0 575
MARTINEZ, F. F. 546 0 4,638,232
SLICK, T. B. EST. 0 0
ALVARADO, FRANCISCO 0 393,183
SLICK, T.B. EST. A-221 0 93,074
MONTALVO 0 49,021
SLICK, T. B. ESTATE 533 0 7,860,664
BENTSEN BROS. -A- 0 342,007
GARCIA L & L -C- 0 159,559
SMITH, R.G. 0 174,221
NILO GU 0 4,258,143
BOSTON TEXAS LAND TRUST 0 324,013
GARCIA, JOSE G. DR. 0 429,715
GUERRA-USA GU C 0 0
CAMERON 554 0 111,279
GARZA, A. M. -STATE 0 4,702,206
STATE SLICK C 0 507,822
HART ET AL 0 2,706,663
RICHMOND 0 18,910,728
GONZALES, B. P. 0 0
TCR SPEER STATE 0 1,469,967
HINOJOSA, M., -B- ROY. ACCT. #1 0 489
SAENZ, VICENTE STATE -C- 0 264,208
GUERRA D 0 5,802,172
U.S.A.-GUERRA B GAS UNIT 0 29,411,861
DAVENPORT, F. D. A6 0 0
GUERRA MINERAL TRUST (NCT-III) 0 779
SHARE 305-C 0 63,268
DE VELA, VIRGINIA CHAPA, -A- 0 0
GUERRA, A., JR. ET AL -A- 0 780,577
WOOD-STATE 0 0
SLICK EST. -C- 0 1,732,587
EAST, ALICE K., MRS. -STATE 0 0
ZARSKY, FRANK 0 703,089
MARTINEZ C 0 0
ACEVEDO 0 1,360,631
FALCON 0 766,471
SLICK, T.B. 0 0
MCKINNEY, AMANDA, MRS. 0 0
SLICK, T. B. ESTATE B 266 0 179,158
G. E. NEBLETT ET AL GAS UNIT 0 16,383,571
SLICK, T.B. ESTATE B1 0 520,159
MURCH, B.L. 0 2,489,192
BLOCK, E. HEIRS B 0 279,858
GARCIA, I. Y. 0 59,643,635
SOUTHWEST TEXAS CORP. C 0 0
GUERRA, R.R. 0 420,898
PARKS, W. S. 0 0
BRUNI-SLAUGHTER 0 0
GARCIA-YTURRIA GAS UNIT 0 4,661,302
STATE OF TEXAS GAS UNIT #1 0 329,103
HALL, J. F. STATE -A 0 227,230
REILLY HERIS 0 204,748
CANALES, EDUARDO 0 658,678
T. B. SLICK EST. B 528 0 0
SAENZ, G.F. 0 274,929
GREEN & MANNING GU NO.2 0 0
THOMAS RIFE ET AL GAS UNIT 0 212,889
JFB HEARD ESTATE 0 0
SAMANO H 0 0
GUERRA GAS UNIT A 0 6,543,252
VERA GAS UNIT 0 714,848
KINCAID, J. W. GAS UNIT 0 1,892,098
SEMMES TRUST ET AL 906 0 1,334
DE JUAREZ, M. G. 0 0
WEHRLE, E.F. 220 0 389,843
SIMPSON 0 47,297
DOYNO 0 56,976
GUERRA, H. P. 0 0
YTURRIA-GARCIA UNIT 0 412,993
MARGO ESTATE 0 1,775,431
SLICK, T B STATE B 222 0 176,386
ESCOBAR, E. GAS UNIT NO. 1 0 850,434
MCCLURE 0 7,088,780
SLICK, T. B. EST. A-527 0 306,574
ARGENTINA SWD 0 0
SLICK, T. B. STATE -B- 528 0 555,810
BENTSEN TRACT IV 0 230,321
GARCIA LAND & LIVESTOCK CO. 0 0
SOUTHWEST FARM & RANCH INC. 0 0
OLIVARES, AGUSTIN 0 0
BRANNAN 0 12,407,706
GARCIA, M. M., LAND TRUST 0 1,668
STARRPRO MINERALS C1 GAS UNIT 0 232,975
HALL J. F. STATE -A- 0 1,131,433
CAMERON, EVELYN 0 602,130
GARZA, A.M. -STATE 0 10,701
STATE/LMB PARTNERSHIP 220 0 0
HERMAN, A. G., JR. GAS UNIT 0 728,969
ROOS BENNETT B 0 189,274
CHAPOTAL LAND CO. 0 1,345,862
GONZALES, OSBELIA SAENZ ET AL 0 365,952
HORNADAY 0 751,159
SALINAS, DORA M. 0 0
DAVENPORT 0 212,536
JUDD ESTATE- STATE RPU 0 541,093
SANDIA C 0 12,511,960
GUERRA SHARE 344 0 0
WARDNER, G. P., TR. 60 AC. 0 0
LA BRISA RANCH #1 0 0
SHEERIN, IRENE TEXAS STATE 0 0
GUERRA, F. B., -F- 0 345,551
YTURRIA L & L CO. -B- 0 446,222
LUERA STATE GAS UNIT A 0 2,083,018
SLICK STATE B 0 2,275,082
ECHOLS, GEORGE ET AL 0 44,089
SLICK, T. B. EST -B- 0 0
ALVARADO, DANIEL UNIT 0 0
FINA-CONNOCO FEE 0 0
SLICK, T.B. EST. -H- 0 31,706
MINITA SHALLOW GU 0 949,568
BENTSEN BROS. - STATE 0 42,022,459
NILO GAS UNIT 0 153,939
BLOOMBERG. SAMUEL D. 0 752,970
GARCIA, JOSE G. 0 0
SPEER, GEO. H. STATE -B- 0 0
GUERRA-USA GAS UNIT D 0 5,534,464
GARZA, A. M. -ST 0 5,970,817
STATE SLICK 0 489,006
HALL-STATE, J.F. 0 24,667
RICHARDS, G. L. 0 1,156,191
CARRUTH, E.B. -C- 0 0
TB SLICK 535 0 1,000,153
HINOJOSA, M., -B- ROY ACCT. #1 0 0
SAENZ, VICENTE -STATE -C- 0 445,215
GUERRA A SWD 0 0
TRUSTEE #2A 0 148,770
DAVENPORT, D.-STATE 0 0
WALKER-STATE 0 29,874
LA BRISA 92 0 273,520
SHARE 180A 0 376,794
DE VELA, VIRGINIA CHAPA 0 0
GUERRA, A., EL AL B 0 0
LMB CORP STATE 0 243
SLICK 541 0 2,627,222
ZARSKY - BAIRD 0 0
MARTINEZ B 0 1,306,072
SLICK, T. B. -H- EST. 0 0
A.G. HERMAN, JR. GAS UNIT 0 880,081
F.B. GUERRA ESTATE B 0 126,749
SLICK, T. B. ESTATE B 222 0 759
G & M /GU-2 0 416,050
SLICK, T.B. ESTATE B-266 0 6,627,665
BLISS 0 725,844
GARCIA, ESTEBAN 0 0
SOUTHWEST TEXAS CORP. 0 198,677
OWEN & MOSS FEE 0 908
BROCK, J.D. H 0 32,959
GARCIA-YTURRIA -A- GU 0 40,237
CANALES, E. G. -GARZA GU 0 78,813
GARZA, D.L. -A- 0 40,451
T. B. SLICK EST. A-527 0 3,603
HIDALGO-WILLACY 0 66,559
SAENZ, G. F. 0 0
COATES ENERGY TRUST ET AL 0 100,077
GREEN & MANNING GU 2 0 1,214
THOMAS - RIFE GAS UNIT 0 307,544
JAYNE ANN 0 0
SAMANO C 0 262,947
GUERRA GAS UNIT A 0 98,027,817
VAN DRESAR 0 1,066,854
KINCAID, J. W. -B- 0 2,370,562
SEMMES TRUST 906 0 0
DE HINOJOSA, J.L. 0 0
WEHRLE, E. F. 0 89,851
LA GRANGE 0 465,156
SIMMONS, JAY UNIT 0 0
DON CAMERON ETAL UNIT 0 127,819
YTURRIA-GARCIA 0 517
MARGO EST. 0 2,843,691
SLICK, T B EST A 527 0 180,844
ESCOBAR UNIT 0 1,518,968
MC KINNEY, A. 0 714,080
SLICK, T. B. EST. A-265 0 83,539
AMARO SALINAS GU 0 0
FRIO D-5 UNIT 0 0
SLICK, T.B. ESTATE B 536 0 2,068,733
BENTSEN TRACT III -A- 0 346,927
GARCIA L&L CO. -C- 0 217,646
SOUTHWEST FARM & RANCH - STATE 0 2,433,993
OLIVARES, A. 0 2,576,697
BOSTON-TEXAS LAND CO 0 0
GARCIA, M. M. FEE -B- 0 0
STARRPRO MINERALS C4 GAS UNIT 0 577,410
HADEN ESTATE 0 0
PIRTLE 0 89,284
CAMERON, DON ET AL STATE 0 0
GARZA, A.M. - STATE 0 5,674,694
STATE-SLICK -D- 0 12,046
ROOS BENNETT 0 208,609
CHAPOTAL LAND CO -A- 0 85,180
GONZALES, LUCIO 0 786,435
TEXACO FEE GUERRA SHARE 22 0 147,849
HNOJOSA 0 651
SALINAS, DORA M 0 0
DALLAS, J.S. L. B. 0 0
JUDD ESTATE -STATE 0 0
SANCHEZ, Y. 0 186,459
GUERRA SHARE 331-C 0 218,905
LA BRISA RANCH A 0 2,428,228
SHEERIN, IRENE - TEXAS STATE 0 366,574
DELGADO, E.F. 0 210,432
GUERRA, F. B. ESTATE -B- 0 708,365
YTURRIA L & L CO. C 0 2,913,070
LUERA 0 1,253,792
ECHOLS, GEORGE 0 129,480
SLICK, T. B. EST -A- 0 34,473
ALVARADO, DANIEL 0 29,060
SLICK, T.B. EST. -B- 0 0
MINITA SHALLOW B GU 0 669,653
BENTSEN BROS. B RPU 0 1,208,095
GARCIA HEIRS GAS UNIT 0 1,938,956
SLICK-STATE 885 0 0
NEBLETT, W. T. 0 0
BLOOMBERG, SAMUEL D. 0 52,618,349
GARCIA, JOSE DR. 0 14,779
GUERRA-U.S.A.GAS UNIT D 0 0
PENA, EMMA ET AL 0 82,161
CAMERON 137 0 1,216,698
GARZA, A. M. - STATE 0 1,328,661
STATE RIVER-SANTA MARGARITA 0 9,341
HALL, J.F. STATE -A- 0 2,531,331
RICABY, S. B., ESTATE -G- 0 0
CARRUTH, E.B. C 0 0
GARZA-RIVAS UNIT(D.D.OIL CO.-B-) 0 21,946
T.B. SLICK ESTATE B 528 0 37,375
HINOJOSA, M. L. 0 0
SAENZ, VICENTE 0 25,859
CONOCO 225 0 0
DAVENPORT, D.,-STATE 0 0
GUERRA MINERAL TRUST NCT III 0 187,074
LA BRISA 913 0 215,903
SEYFRIEDT, B. S. 0 873,347
DE PENA, V.L. 0 0
GUERRA, A. M. 0 3,950
LMB CORP - STATE A 0 114,328
SLICK 539 0 3,885,944
EAST, ALICE K. MRS., STATE 0 42,269
ZARSKY 0 454,781
SLICK, T. B. -E- EST. 0 0
A.G. HERMAN GAS UNIT 0 19,942
F. NYE GAS UNIT 0 6,303
SLICK, T. B.,ESTATE 0 0
SLICK, T. B. ESTATE AV 535 0 478,763
BARRERA, R. 0 72,718
FUENTES, J. R. ET AL 0 5,227
SLICK, T.B. ESTATE B 0 15,288
MUNOZ, IMELDA 0 1,447,585
GARCIA, DR. JOSE -B- 0 0
SOUTHWEST TEXAS CORP G 0 350,146
GUERRA, R. R. PARTNERSHIP, ET AL 0 3,615
ORIVE, A. A 0 23,223
BROCK, J. D., -H- 0 260,833
GARCIA-YTURRIA -A- GAS UNIT 0 2,523,264
STATE OF TEXAS 0 7,268,812
HALL, J. F. -STATE-A- 0 2,640,521
REILLY GAS UNIT 0 751,578
CANALES FAMILY TRUST 0 0
GARZA, D. L., -B- 0 0
T. B. SLICK EST. -A- 265 0 4,668
HERRMANN, DONALD ET AL 0 0
SAENZ, F.M. UNIT 0 0
GREEN & MANNING GAS UNIT NO. 1 0 15,799
THOMAS - RIFE ET AL UNIT 0 826,959
JACKS, JAY 0 253,067
SAMANO 0 70,568,154
VALLE GRANDE 0 358,372
KINCAID, J. H. 0 0
DE GUTIERREZ, OLIVIA L., U. 0 0
GUERRA UNIT 0 205,317
WARDNER, G.P., TRUSTEE, 60AC. 0 0
LA COPITA GAS UNIT 0 20,611,366
SILVA-COATES ENERGY TRUST 0 458,728
DON CAMERON ET AL STATE 0 0
GUERRA, F.B., ESTATE -B- 0 540,044
ESCOBAR 0 1,618,076
SLICK, T. B. EST. A 485 0 74,825
ALVAREZ-HINOJOSA UNIT (UPPER) 0 58,282
FNB MISSION 0 14,185,990
SLICK, T.B. ESTATE B 534 DR 0 1,508,392
SLICK, T. B. ESTATE B1 0 58,213
BENTSEN TRACT II 0 762,170
GARCIA L&L CO. C 0 159,057
SOUTHWEST FARM & RANCH 0 4,739,826
OLIVARES GAS UNIT 0 0
BOSTON TEXAS LAND TRUST CO. 0 178,023
GARCIA, M. M. B-538 0 181,908
STARR-GUERRA 0 0
H. ACEVEDO GAS UNIT 0 640,053
PHILLIPS BTLT 0 439,880
CAMERON, DON ET AL -A- 0 282,194
GARZA, A.M. 0 0
STATE-SLICK -C- 0 0
HEARD,J.F.B. 0 107,842
CHAPA DE VELA, VIRGINIA 0 0
TEXACO FEE GUERRA C 0 64,211
HMC/TIE LABRISA 0 343,036
SALINAS, DORA 0 0
DALLAS, J. S. L. B. -A- 0 0
GUERRA G 0 856,376
DE FLORES, M.S. 0 56,620
GUERRA SHARE 305-D 0 0
WARDNER, G. P. TRUSTEE -B- 0 0
SHEERIN GAS UNIT 0 6,655,734
GUERRA, F. B. ESTATE B 0 29,752
YTURRIA L & L -C- 0 1,009,140
SLICK STATE 0 1,440,073
ECHOLS 0 6,980,926
MARTINEZ, B. 0 1,385,226
SLICK, T. B. EST B 528 #163 0 0
ALVARADO, D. 0 0
FERGUSON, D. 0 2,488,962
SLICK, T.B. EST. -A- 0 263,347
MINITA GAS UNIT 0 1,210,481
BENTSEN BROS. B 0 14,324,030
GARCIA HEIRS 0 3,351,216
SLICK-STATE 0 2,396,695
NEBLETT, G.E. ET AL GAS UNIT 0 10,482,599
BLOOMBERG, SAMUEL D 0 11,555,953
GARCIA, JOSE A 0 93,618
SPEER, GEO. H. ST B 0 805,238
GUERRA-U.S.A. GAS UNIT D 0 427,922
PENA, EMMA 0 125,104
CAMERON A 0 126,026
GARZA ZAMORA ENERGY TRUST 0 515,692
STATE RIVER - SANTA MARGARITA 0 781,117
HALL, J.F. -STATE-A- 0 57,970
RICABY, S. B., ESTATE -D- 0 138,693
CARRUTH, E. B., -C- 0 0
GARZA-RIVAS UNIT 0 742,740
T.B. SLICK ESTATE A 485 0 115,077
SAENZ, M.-STATE 0 61,608
COFFIELD, H. H. 0 0
GROSS NATIONAL BANK 0 0
TRUSTEE #1 0 21,813
JUAREZ,MARCOS 0 0
DAVENPORT, D., STATE 0 0
GUERRA MINERAL TRUST NCT II 0 0
WALKER, BILLY L. 0 4,880,554
LA BRISA 91-3 0 1,303,584
SEYFRIEDT 928 0 1,466,499
DE PENA, V. L. 0 147,928
GUERRA, A. JR., ET AL -A- 0 75,253
WOOD, D. G., SR. -B- 0 0
LEHR 0 132,298
SLICK 535 0 1,356,324
EAST, ALICE K. MRS. STATE 0 0
ZAMORA STATE 0 3,255,896
A. SOLIS GAS UNIT 0 1,069
EXXON FEE 0 653,519
SLICK, T. B., ESTATE-A- 0 0
MCKIM-ALVAREZ 0 43,637
SLICK, T. B. ESTATE A 529 0 1,237,322
BARRERA, F. -STATE 0 0
SLICK, T.B. ESTATE A-535 0 0
MUNOZ UNIT 0 992,410
BILLUPS 0 2,555,617
SOUTHWEST TEXAS CORP F 0 1,907,790
BROCK, J. D., -A- 0 0
GARCIA-YTURRIA A GAS UNIT 0 2,196,660
STATE LMB PARTNERSHIP 0 21,931
HALL, J. F. -STATE -A- 0 937,162
REILLY HEIRS 0 84,991
CANALES 0 635,959
GARZA, D. L., -A- 0 0
T. B. SLICK B-536 0 621,535
HERMANN, E. 0 9,578,381
GREEN & MANNING GAS UNIT 2 0 0
THOMAS 0 0
J. NEBLETT 0 207,421
SALINAS, UVALDO 0 0
KENT GAS UNIT 0 1,758,947
SEMMES A 0 16,588
DE GUERRA, M. S. -A- 0 0
GUERRA STATE GU 0 809,493
WARDNER, G.P. TR. 60 AC. 0 0
LA BRISA RANCH/STATE 542-B 0 95,033
SILVA STATE GAS UNIT 0 1,344,643
DON CAMERON ET AL GAS UNIT 0 619,138
YTURRIA, L & L CO. B 0 0
M.M. GARCIA D 0 1,160
SLICK, EARL F. ET AL 0 0
EMMA PENA GAS UNIT 0 5,476,706
MAYFAIR LABRISA 0 932,435
SLICK, T. B. EST. -C- 0 253,775
ALVAREZ-HINOJOSA GAS UNIT 0 8,422,929
SLICK, T.B. ESTATE A 0 743,208
MONTALVO, I.V. -A- 0 13,860
SLICK, T. B. ESTATE B-486 0 377,943
BENTSEN TRACT I 0 6,665,889
SOLIS, Z. -B- 0 0
OLIVARES , A. 0 44,560
GARCIA, M. M. -D- 0 0
STARR PRODUCE COMPANY 0 2,634,084
H. ACEVADO GAS UNIT 0 176,440
PEREZ, FRUMENCIO, ETAL 0 0
CAMERON, DON ET AL 0 1,090,396
STATE-SLICK D 0 1,585
RODRIQUEZ 0 0
TEXACO FEE GUERRA G 0 1,562,073
SALINAS, D. 0 43,073
D.D. OIL CO. -B- 0 4,198
GUERRA F B ESTATE -B- 0 0
VALDEZ, ETICA 0 0
SANCHEZ 0 68,130
DE FLORES, M. S. G/U 0 18,462
SHEERIN DEEP GAS UNIT 0 1,276,376
DEGARZA, H.L. 0 0
GUERRA, F. B. F 0 18,639
SLICK ESTATE STATE OF TEXAS UNIT 0 0
EAST, MRS. ALICE K., STATE G 0 0
MARTINEZ, B 0 733,766
SLICK, T. B. EST 0 137,034
ALVARADO 550 0 636,875
SLICK, T.B. EST. E 0 0
MILLER-VENCIA UNIT #25 0 0
SLICK, T. B. ESTATE -A- 485 0 242,086
BENTSEN BROS. A 0 1,599,258
GARCIA BB 0 1,333,074
SLICK,T.B.EST.-B- 0 0
NEBLETT, G. E., ET AL GAS UNIT 0 7,941,531
BLOOMBERG, S.D. 0 0
GARCIA, J.A. ETAL 0 224,836
SPEER, GEO. H. -STATE-D- 0 0
GUERRA-U.S.A. GAS UNIT D 0 78,756,583
GARZA STATE UNIT 0 392,157
STATE PARK 0 75,681,513
HALL, J.F. -STATE- 0 0
RICABY, S. B., ESTATE 0 0
CARRUTH, E. B. D 0 0
GARZA-MONTALVO GAS UNIT 0 189,443
T.B. SLICK ESTATE 0 718,592
HINOJOSA, LYDIA 0 0
SAENZ, M., -STATE 0 172,080
COATES/WRIGHT UNIT 0 207,621
GROOS NATIONAL BANK 0 5,562,929
JUAREZ, MIGUEL 0 1,530,925
DAVENPORT, D. STATE OF TEXAS 0 0
GUERRA MINERAL TRUST 0 958,164
WALKER, BILLY L 0 76,632
SEYFREIDT 928 0 3,962,831
GUERRA, A. JR. ET AL A- 0 0
LEE, H. P., -A- 0 0
EAST, ALICE K. MRS. B 0 2,803
ZAMORA RUIZ 0 1,108,773
MARRS MCLEAN 0 375,625
SLICK, T. B. -B- 0 179,194
A. GUERRA A 0 2,108
EVERARDO GARZA UNIT 0 159,874
MCGILL,J.C.JR.STATE 0 0
SLICK, T. B. ESTATE A 527 0 380,530
BARRERA, F. - STATE 0 8,467,774
FROST NATL. BANK IND. EX. -B- 0 0
MUNOZ G. U. 0 8,229
BENTSON-WHITTINGTON GU 1 0 447,562
GARCIA, B. G. DE 0 0
SOUTHWEST TEXAS CORP E 0 391,443
ORIVE, A 0 929,759
STARRPRO MINERALS STATE B UNIT 0 3,455,276
HALL, C.M. -C- 0 156,648
RAMIREZ-USA GU E 0 79,851,883
CAMERON-STATE 0 9,306
GARZA, D. L. -B- 0 0
T. B. SLICK B-528 0 480,261
HERMANN, A.G.GAS UNIT 0 202,107
S.W. FARM & RANCH STATE OF TEXAS 0 857,177
GREEN & MANNING GAS UNIT #2 0 9,583
TEXAS OSAGE GU 0 1,938,473
IZAGUIRRE SWD 0 0
SALINAS, NICOLAS G. 0 5,497
KENT DEEP 0 35,069
SEMMES 0 1,436,044
DE GUERRA, M. S. 0 0
GUERRA STATE GAS UNIT 0 1,976
SILVA 0 29,609
DON CAMERON ET AL G.U. 0 1,390,391
GUERRA, F.B. ESTATE B 0 1,295,178
YTURRIA, L & L CO. -B- 0 234,024
SLICK, T. B. EST. -B-534 0 0
ALVAREZ-HINOJOSA 0 281,849
MONTALVO, I.V. -C- 0 18,299
SLICK, T. B. ESTATE B 528 0 0
BENTSEN TRACT 1V -A- 0 60,374
GARCIA L&L CO 0 942,789
SOLIS, N. /OIL UNIT 6/ 0 0
NYE, F. GAS UNIT 0 70,327
BOSTON TEXAS LAND TRUST #4 0 147,982
STARR PRODUCE CO. GU 0 521,986
GUTIERREZ, I.G. 0 0
PEREZ GAS UNIT 0 24,128
CAMERON, DON D. 0 797,184
GARZA, A. M.- STATE 0 120,328
STATE-SLICK 0 1,933,767
HEARD, J. F. B. A 0 0
RODRIGUEZ, T. 0 709,362
CHAMPION, A. A. 0 1,606,444
GONZALES, B.P., UNIT -A- 0 0
TEXACO FEE GUERRA F 0 136,906
HMC-TIE LA BRISA 0 13,245,846
SALINAS, A. 0 0
GUERRA ESTATE 0 119,281
USA 2 0 1,051,252
DE FLORES, M. S. 0 3,471,742
GUERRA SHARE 304-C 0 0
LA BRISA LAND & CATTLE CO. W 0 128,421
SHEERIN D 0 891,743
SLICK ESTATE C 0 925,182
EAST, MRS. ALICE K. B 0 0
MARTINEZ, ALBERTO 0 0
SLICK, T. B. B-536 0 656,449
ALTA-GARCIA 0 1,785,099
FAUSTO SALINAS ET AL 0 0
SLICK, T.B. EST -A- 0 1,362,505
MILLER-FLORES 0 0
SLICK, T. B. ESTATE -A- 0 0
GARCIA BA 0 0
SLICK,T.B. EST. A-229 0 749,041
NEBLETT, G. E. ET AL GAS UNIT 0 1,358,048
BLOOMBERG, S. D. 0 0
SPEER, GEO. H. -STATE-D 0 94,230
GUERRA-U.S.A. GAS UNIT C 0 46,277,085
GARZA HITCHCOCK ET AL UNIT 0 487,030
STATE OF TEXAS-SLICK #4 0 121,883
HALL, J.F. -STATE -A- 0 81,625
CARDENAS, R.R. 0 6,858,429
GARZA-HITCHCOCK G.U. 0 388,322
SAENZ, M. STATE 0 0
COATES-STATE, GEO. H 0 331,012
TREVINO HEIRS 95 0 0
JUAREZ, MARCOS 0 0
DAVENPORT, D. STATE 0 78,120
GUERRA GU D 0 790,893
VILLARREAL, G.G. -B- UNIT 14 0 0
SEPULVEDA, GARCIA 0 1,227,814
DE LOPEZ, C.V. -A- 0 7,875
GUERRA, A. JR. ET AL -A- 0 667,686
LAUREL, D. A 0 0
SLICK 230 A 0 914,259
EAST, A. K. MRS. -B- 0 0
ZAMORA 0 426,162
SLICK, T. B. -A- 485 0 513,295
A. G. HERMANN JR. GAS UNIT 0 1,358,208
EVELYN CAMERON STATE 0 1,377,909
SLICK, T. B., ESTATE -A- 0 0
SLICK, T. B. ESTATE A 265 0 94,211
BARRERA GAS UNIT 0 2,620,152
FROST NATIONAL BANK IND. EX. -B- 0 0
MUNOZ A GU 0 376,045
BENTSON BROTHERS 0 4,764
GARCIA UNIT 0 399,010
SOUTHWEST TEXAS CORP D 0 2,250,301
GUERRA, R. A. 0 669,842
OLIVAREZ-VAN DRESAR UNIT 0 226,773
GARCIA, T. -A- 0 0
STARRPRO MINERALS STATE B 0 114,207
HALL, C.M. -A- 0 3,727,343
RAMIREZ GU E 0 0
CAMERON, W.I. SEC. 138 0 89
GARZA, D. L. -A- 0 0
T. B. SLICK B /222/ 0 117,149
HERMANN, A.G. JR. GAS UNIT 0 22,203
S. W. FARM & RANCH STATE OF TEX. 0 791,001
CLOPTON, JOHN H. 0 0
GONZALEZ, RICARDO 0 18,796
TEXAS OSAGE GAS UNIT 0 242,128
IRENE SHEERIN - TEXAS STATE 0 77,199
SALINAS, M.V. 0 0
KENT A 0 45,980
SEKULA, FRANK 0 0
DE GARZA, J.M. 0 354,413
GUERRA SHARES 304-C 0 69,590
SHELL CONOCO FEE 0 206,382
DON CAMERON ET AL G. U. 0 1,039,008
GUERRA, F.B. EST. -B- 0 0
SLICK T.B. ESTATE B 528 0 27,716
MAURICIO GONZALEZ UNIT 0 212,135
SLICK, T. B. EST. -B- 0 157,951
ALVAREZ, MCKIM 0 0
SLICK, T.B. EST.-A-485 0 0
MONTALVO, I. V., -C- 0 171
SLICK, T. B. ESTATE B 232 0 392,549
BENTSEN TR. III 0 0
GARCIA L&L -C- 0 59,976
SOLIS, J.V. 0 0
NIMMO UNIT 0 0
BOSTON TEXAS LAND TRUST #3 0 19,983
GARCIA, M. M. D 0 328,647
STARR PRODUCE CO. 0 2,646,785
GUTIERREZ GAS UNIT 0 40,013
CAMERON, DON 0 694,350
GARZA, A. M.,-STATE 0 0
STATE SLICK D 0 916,857
RODRIGUEZ, S. 0 39,329
CHAMPION , A. A. 0 0
GONZALES, B.P. UNIT -A- 0 0
HINOJOSA, MEDARDO B ROY A/C 2 0 6,192
SALINAS 0 1,348,393
COW CREEK CORPORATION, ET AL. 0 0
GUERRA DAVID 0 42,379
USA 1 0 17,523,066
SAMANO, M. C 0 325,815
GUERRA SHARE 22 0 0
SHEERIN C 0 1,283,384
DEGARCIA, B.G. 0 334,406
LOPEZ GAS UNIT 1 0 762,076
SLICK ESTATE 539 0 1,907,487
EAST, MRS. A.K. - STATE 0 0
MARTINEZ STATE 0 152,150
AL-SW BTLT 0 1,323,962
FARMS, MARGO 0 0
SLICK, T.B. E-537 0 118,579
MILLER C-1 SAND UNIT 0 0
SLICK, T. B. ESTATE E 537 0 265,501
BENTSEN -A- 0 794
GARCIA B 0 0
SLICK, T.B. STATE HB-222 0 293,916
NEBLETT G.E. ET AL GAS UNIT 0 2,102,588
BLOOMBERG UNIT A 0 1,631,976
SPEER, GEO. H. -STATE -D- 0 646,530
GUERRA-GARCIA GAS UNIT 0 6,188,737
PARKS, W.S. ET AL 0 12,241
STATE OF TEXAS-SLICK #2 0 76,623
RICABY TRUST 0 98,161
CARDENAS, R. R. 0 4,000,817
GARZA-HITCHCOCK ET AL UNIT 0 585,590
T. B. SLICK ESTATE 537-222 UNIT 0 172,442
HINOJOSA, ISIDRO GAS UNIT 0 24,712
SAENZ, M. ST. 0 0
COATES, GEORGE H. STATE 0 0
THOMPSON, E. A. 0 0
JUAREZ, ENEMORIO 0 893,722
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
RODESSA OPERATING COMPANY 275 0
MOMENTUM PRODUCTION CORP. 275 119,856
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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


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