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
GONZALES, L. SHARE 20 1,133 0
CAMERON, W. I. 138 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
GUERRA, A., JR. UNIT 6 0 388,005
SOLIS, J.V. 0 0
RODRIGUEZ, S. 0 39,329
STARR PRODUCE CO. 0 2,646,785
HINOJOSA, MEDARDO B ROY A/C 2 0 6,192
FARIAS UNIT 0 1,049,289
SALINAS 0 1,348,393
STATE SLICK D 0 916,857
BENAVIDES, ETAL GAS UNIT 0 107,774
KENT A 0 45,980
GARCIA L&L CO 0 13,873
SEKULA, FRANK 0 0
BLOCK/GUERRA 0 2,449,588
GARCIA, J. A. 0 24,378,351
SHELL CONOCO FEE 0 206,382
USA 1 0 17,523,066
BTLT A 0 1,674,705
GARZA - MONTALVO GAS UNIT 0 1,342,186
SLICK T.B. ESTATE B 528 0 27,716
CANTU UNIT 0 238,772
MAURICIO GONZALEZ UNIT 0 212,135
GARZA, RUBEN 0 0
SLICK, T. B. EST. -B- 0 157,951
COATES MINERALS 0 0
MONTALVO, I. V., -C- 0 171
GREEN - MANNING 0 32,115
SLICK, T. B. ESTATE B 232 0 392,549
NIMMO UNIT 0 0
GUERRA SHARE 184 0 129,394
SLICK, T.B. EST.-A-485 0 0
GUTIERREZ GAS UNIT 0 40,013
DEE DAVENPORT STATE OF TEXAS 0 76,559
SLICK, T.B. STATE HB-222 0 293,916
DR. GARCIA, JOSE G. 0 26,053
RICABY TRUST 0 98,161
GUERRA, H. P. -C- 0 70,059
SPEER, GEO. H. -STATE -D- 0 646,530
3 M 0 693,803
HINOJOSA, ISIDRO GAS UNIT 0 24,712
ESCOBAR, RODOLFO NCT-1 0 867,597
SAENZ, M. ST. 0 0
STATE OF TEXAS-SLICK #2 0 76,623
AUSTIN, CARLOS A. 0 9,261
JUAREZ, ENEMORIO 0 893,722
FROST NATIONAL BANK 0 965,280
SAMANO, M. C 0 325,815
T. B. SLICK ESTATE 537-222 UNIT 0 172,442
BENTSEN, L. M. B 0 23,199
GARCIA LAND AND LIVESTOCK 0 111,627
SHEERIN C 0 1,283,384
THOMPSON, E. A. 0 0
LOPEZ GAS UNIT 1 0 762,076
GARCIA, M.M. D 0 0
SLICK ESTATE 539 0 1,907,487
MARTINEZ STATE 0 152,150
CHAPOTAL LAND CO. -B- 0 388,493
MILLER C-1 SAND UNIT 0 0
SLICK, T. B. ESTATE E 537 0 265,501
NEBLETT G.E. ET AL GAS UNIT 0 2,102,588
GUERRA GAS UNITA 0 393,239
SLICK, T.B. E-537 0 118,579
GUERRA-GARCIA GAS UNIT 0 6,188,737
PARKS, W.S. ET AL 0 12,241
GUERRA, A. B UNIT 0 85,181
HALL, C.M. 0 1,350,092
DIAZ B 0 97,997
RAMIREZ 0 270
GUERRA, F.B. 0 853,184
SOUTHWEST TEXAS CORP C 0 4,242,491
EDMUNDS, A. K. 0 551,863
RUIZ-ZAMORA GAS UNIT 0 1,095,436
STARRPRO MINERALS G GAS UNIT 0 630,926
ALVARADO, FRANCISCO ET UX 0 718,781
T B SLICK ESTATE 0 726,263
BENTSEN BROS. -B- 0 148,985
LA AMERICA, LTD. 0 0
GARCIA L & L CO. C 0 2,850,810
SEMMES-WALLER 0 20
TEXACO-FEE GUERRA G 0 459,338
BOSTON TEXAS LAND TRUST # 10 0 89,160
LAUREL, D. 0 2,562,905
GARCIA, L & L, -C- 0 0
SLICK 230 0 60,612
MARGO, R.E. HEIRS 0 189,888
GARZA, A. M. STATE 0 2,206,381
SLICK, T. B. -A- 229 0 77,071
GONZALES, B. P. UNIT -A- 0 0
CONTRERAS 0 95,170
MULHOLLAND, ETAL 0 247,366
GUERRA D 0 114,420
GUERRA, MANUEL B. 0 0
DE GARZA, C.L. 0 110,866
OLIVAREZ, O. GU 0 1,006,911
SLICK, T.B. ESTATE A 527 0 199,135
GUERRA, A., JR. NCT-1 0 33,721
SOLIS, DOLORES S., ET AL 0 374,129
HEARD, F. V. W. HEIRS MRS 0 0
EAST, ALICE K., MRS. STATE 0 0
RODRIGUEZ 0 1,625,318
STARR #1 0 11,050
ACEVEDO, H. GAS UNIT 0 0
FARIAS 0 107,720
SALAZAR, F. 0 0
STATE SLICK -D- 0 3,155
BAZAN 0 142,474
KENT 0 4,049,628
GARCIA 0 1,276,260
SEKULA, F. 0 0
BLOCK-GUERRA 0 3,395,792
GARCIA, I.Y. 0 5,174,387
SHEERIN,IRENE-TEXAS STATE 0 538,320
USA 0 327,247,876
BTLT 0 12,299,995
LYONS, HELENE 0 65,373
GARZA 0 484,260
WARDNER, G. P., TRUSTEE -F- 0 0
MARTINEZ-STATE 0 5,813,621
GARZA, ROMEO 0 514,924
SLICK, T. B. EST. -A- 527 0 183,145
YTURRIA LAND & LIVESTOCK CO. 0 33,838
MONTALVO, I. V., -A- 0 0
SLICK, T. B. ESTATE B 0 637,812
DAVENPORT, F. D., -A- 0 151,713
NIMMO GAS UNIT NO.1 0 457,661
GUERRA SHARE 180-A 0 5,826
SLICK, T.B. EST.-A- 529 0 717,548
DECKER GU 0 12,387
PENA,MARCOS 0 0
HALL, J. F.-STATE 0 235,419
DOYNO, F. 0 0
RICABY ESTATE 0 0
GUERRA, H. P. -B- 0 0
SPEER, GEO. H. -STATE -B- 0 0
HMC-TIE LA BRISA 0 143,836
HINOJOSA ESTATE GAS UNIT 0 435,717
ESCOBAR, E. NCT-2 0 0
SAENZ, M. -STATE- 0 317,575
STATE OF TEXAS-SLICK # 3 0 810
ARRIAGA GU F 0 1,499,353
JUAREZ, ENEMORIA 0 38,141
FRIO E UT -B- 0 0
T. B. SLICK ESTATE AV 535 0 441,887
BENTSEN, L. M. 0 1,013,987
LA BRISA LAND & CATTLE 0 178,158
SHEERIN B 0 2,099,411
THOMAS-RIFE GAS UNIT 0 26,971,358
LOPEZ GAS UNIT 0 3,764
GARCIA, M. S.T. 0 2,244,719
SLICK ESTATE -C- 0 8,684,443
CAMERON, EVELYN STATE 0 728,834
MARTINEZ FEE 0 204,965
GARZA, A.M. STATE 0 0
SLICK, T. B. A-535 0 370,531
WRIGHT 0 241
GONZALES, RICARDO 0 0
SLICK, T. B. ESTATE C 221 0 0
DAVENPORT B 0 956,001
GUERRA GAS UNIT A 0 2,754,768
SLICK, T.B. A-535 0 356,617
GUERRA,V.H.,ET AL 0 0
DE JUAREZ, MARGARITA G. 0 0
SLICK, T.B. STATE H536 0 11,940
HALL, C. M. -C- 0 400,540
RAMEY 0 235,083
GUERRA, F. B., ESTATE -B- 0 0
SOUTHWEST TEXAS CORP B 0 2,589,660
EDGERTON 0 575
RUIZ-ZAMORA 0 0
STARRPRO MINERALS DGU 0 4,336,555
ALVARADO, FRANCISCO 0 393,183
IAN GAS UNIT 0 1,616,756
SW FARM & RANCH - STATE OF TX 0 357,382
BENTSEN BROS. -A- 0 342,007
KNOX, J. W. 0 757,586
GARCIA L & L -C- 0 159,559
SEMMES TRUST, ET. AL. 906 0 627,230
TEXACO GUERRA G 0 0
BOSTON TEXAS LAND TRUST 0 324,013
GARCIA, JOSE G. DR. 0 429,715
SLICK - STATE VICKSBURG UNIT B 0 2,869,931
VILLARREAL GARCIA UNIT 0 1,258,351
CAMERON 554 0 111,279
MARGO, R.E. ESTATE 0 126,542
GARZA, A. M. -STATE 0 4,702,206
SLICK, T. B. ESTATE A 0 73,380
GONZALES, B. P. 0 0
YZNAGA, A. 0 0
MORSE-FORSTER UNIT 0 6,575,751
GUERRA D 0 5,802,172
SLICK, T. B., EST. -E- -537 0 391,702
GUERRA, LOUISE 0 617,458
OLIVAREZ, O GU 0 798,967
GUERRA SHARE 8 - D 0 38,303
SLICK, T.B. ESTATE A 0 16,865,758
GUERRA, A., JR. ET AL -A- 0 780,577
SOLIS, BESILIO, ET AL 0 0
EAST, ALICE K., MRS. -STATE 0 0
RINGGOLD FARMS 1 0 1,451,134
SPEER, GEORGE H. ST. B 0 517,337
ACEVEDO 0 1,360,631
FALCON 0 766,471
SALAZAR VILLARREAL UNIT 0 0
KEMPNER MINERALS, LP 0 57,345
G. E. NEBLETT ET AL GAS UNIT 0 16,383,571
SEABURY,F.W. EST. OF 0 93
BLOCK, E. HEIRS B 0 279,858
LA BRISA RANCH 907-1 0 1,143,011
GARCIA, I. Y. 0 59,643,635
SHEERIN,IRENE,ET AL 0 745,675
BRUNI-SLAUGHTER 0 0
GARCIA-YTURRIA GAS UNIT 0 4,661,302
SLICK T.B. EST B 266 0 0
CANALES, EDUARDO 0 658,678
MARTINEZ, FELIX 0 305,933
SLICK, T. B. EST. -A- 485 0 300,698
YTURRIA L&L CO. -B- 0 1,689,364
MONTALVO, I. V. -C- 0 216,921
GREEN & MANNING GU NO.2 0 0
SLICK, T. B. ESTATE A-527 0 7,251,190
DAVENPORT, F. D. A6 0 0
NIMMO GAS UNIT NO. 1 0 4,740,421
GUERRA MINERAL TRUST (NCT-III) 0 779
SLICK, T.B. EST. B 0 0
GUERRA/STATE G.U 0 9,102
DE VELA, VIRGINIA CHAPA, -A- 0 0
PENA, SAMUEL, ET AL 0 0
HALL, J. F., STATE 0 1,239,251
DOYNO 0 56,976
RICABY 0 963,526
GUERRA, H. P. 0 0
HINOJOSA 0 5,173,191
ESCOBAR, E. GAS UNIT NO. 1 0 850,434
STATE OF TEXAS SLICK #6 0 0
ARGENTINA SWD 0 0
JUANA SALAS 0 281,350
SAMANO EAST GAS UNIT 0 321,400
T. B. SLICK ESTATE A 485 0 968,391
BENTSEN TRACT IV 0 230,321
LA BRISA L. & C. CO. 0 0
GARCIA LAND & LIVESTOCK CO. 0 0
SHEERIN A 0 421,039
THOMAS-RIFE G. U. 0 0
BRANNAN 0 12,407,706
GARCIA, M. M., LAND TRUST 0 1,668
WARDNER D 0 3,873
CAMERON, EVELYN 0 602,130
GARZA, A.M. -STATE 0 10,701
SLICK, T. B. A-529 0 222,555
WOODS -B- 0 0
CHAPOTAL LAND CO. 0 1,345,862
GONZALES, OSBELIA SAENZ ET AL 0 365,952
SLICK, T. B. ESTATE B-266 0 27,743
ZIMMERMAN, R.M. 0 616,341
DAVENPORT 0 212,536
NATIONSBANK 0 230,725
GUERRA GAS UNIT A 0 6,543,252
SLICK, T.B. A 0 24,985
GUERRA,V.H. ET AL 0 2
DE JUAREZ, M. G. 0 0
PARKS, W. S., ET AL 0 7,108
HALL, C. M. -B- 0 553,719
R.G. SMITH GAS UNIT 0 5,607
GUERRA, F. B., -F- 0 345,551
SOUTHWEST TEXAS CORP A 0 6,674,478
HERMANN A. G. GAS UNIT 0 1,130,050
ECHOLS, GEORGE ET AL 0 44,089
ROOS-BENNETT 0 0
STARRPRO MINERALS C UNIT 3 0 2,022,433
ALVARADO, DANIEL UNIT 0 0
HOWELL, J.J. 0 19,574,681
FINA-CONNOCO FEE 0 0
SALINAS, FAUSTO ET AL 0 17,807,662
SUN FIELD WATERFLOOD UNIT NO. 1 0 0
BENTSEN BROS. - STATE 0 42,022,459
KING EDMUNDS 0 380,747
SEMMES TRUST, ET AL 906 0 1,189,730
BLOOMBERG. SAMUEL D. 0 752,970
GARCIA, JOSE G. 0 0
SLICK - STATE VICKSBURG UNIT A 0 0
MARGO, R. E. HEIRS 0 5,020,613
GARZA, A. M. -ST 0 5,970,817
SLICK, T. B. ESTATE B 536 0 482,000
WOOD B 0 1,765,735
CARRUTH, E.B. -C- 0 0
MCGILL BROS NCT-1 0 0
SLICK, T. B. EST. UNIT 0 0
YZAGUIRRE, MANUEL 0 0
MORSE - FORSTER UNIT 0 3,749,409
GUERRA A SWD 0 0
GUERRA SHARE 344 0 0
SLICK, T.B. ESTATE -B- 0 83,271
HAYDEN ET AL 0 0
RINGGOLD FARMS 0 201,787
SPEER, GEORGE H. 0 2,933
A.G. HERMAN, JR. GAS UNIT 0 880,081
HINOJOSA, MANUELA VDA DE 0 0
F.B. GUERRA ESTATE B 0 126,749
SAGA 0 4,032,736
STATE SLICK #2A 0 43,754
KEMPNER MINERALS LTD. 0 0
G & M /GU-2 0 416,050
SEABURY, MARGARET MRS. 0 107,587
TENNECO CONOCO FEE 0 1,692
BLISS 0 725,844
GARCIA, ESTEBAN 0 0
SHEERIN, IRENE-TEXAS STATE 0 615,458
URSCHEL, C. F. 0 1,119,167
BROCK, J.D. H 0 32,959
LUERA, M. G. ETAL 0 0
GARCIA-YTURRIA -A- GU 0 40,237
CANALES, E. G. -GARZA GU 0 78,813
MARTINEZ, F.F. 0 1,308,717
GARZA, D.L. -A- 0 40,451
YTURRIA L&L -A- 0 0
COATES ENERGY TRUST ET AL 0 100,077
MONTALVO, I. V. -A- 0 52,888
GREEN & MANNING GU 2 0 1,214
SLICK, T. B. ESTATE A 535 0 92,722
DAVENPORT, D.-STATE 0 0
NIMMO G.U. NO.1 0 446,803
SLICK, T.B. EST. A-485 0 0
DE VELA, VIRGINIA CHAPA 0 0
PENA, SABAS GARZA 0 0
GUERRA, A., EL AL B 0 0
HALL, J. F., -STATE 0 2,130,614
DON CAMERON ETAL UNIT 0 127,819
REYNOLDS UNIT 0 1,414,156
SOUTWEST FARM AND RANCH INC. 0 0
HILL 0 5,560,865
ESCOBAR UNIT 0 1,518,968
SAENZ, M. - STATE 0 928,580
STATE OF TEXAS SLICK #5 0 103,795
AMARO SALINAS GU 0 0
JONES FAMILY 0 1,707,123
FRIO D-5 UNIT 0 0
SAMANO C 0 11,313
T. B. SLICK ESTATE A 231 0 382,327
BENTSEN TRACT III -A- 0 346,927
LA BRISA L&C CO. 0 80
GARCIA L&L CO. -C- 0 217,646
THOMAS-RIFE ET AL GAS UNIT 0 0
BOSTON-TEXAS LAND CO 0 0
LONGORIA 0 157,487
GARCIA, M. M. FEE -B- 0 0
SLICK ESTATE C 0 133,367
WARDNER 1-C 0 6,066
CAMERON, DON ET AL STATE 0 0
GARZA, A.M. - STATE 0 5,674,694
WOOD/WARDNER 0 1,209,325
CHAPOTAL LAND CO -A- 0 85,180
GONZALES, LUCIO 0 786,435
SLICK, T. B. ESTATE B-222 0 450,370
DALLAS, J.S. L. B. 0 0
GUERRA GAS UNIT A 0 98,027,817
SLICK, T.B. B 0 5,946
GUERRA, V.H., ET AL 0 0
DE HINOJOSA, J.L. 0 0
SLICK, T.B. ESTATE NO. 5 0 0
DELGADO, E.F. 0 210,432
GUERRA, F. B. ESTATE -B- 0 708,365
SOUTHWEST FARM AND RANCH 0 0
HERMAN, A.G., JR GAS UNIT 0 380,073
ECHOLS, GEORGE 0 129,480
ROOS, ET AL 0 727,116
STARRPRO MINERALS C 0 999,180
ALVARADO, DANIEL 0 29,060
HOWELL, J. J. 0 5,169,386
SALINAS, FAUSTO 0 1,267,593
STATE/SLICK 0 249,428
BENTSEN BROS. B RPU 0 1,208,095
GARCIA HEIRS GAS UNIT 0 1,938,956
BLOOMBERG, SAMUEL D. 0 52,618,349
LAS ESCOBAS 0 1,781,871
GARCIA, JOSE DR. 0 14,779
SLICK A 0 41,021
CAMERON 137 0 1,216,698
MARGO R.E. ESTATE 0 129,632
GARZA, A. M. - STATE 0 1,328,661
SLICK, T. B. 0 0
WOOD A 0 6,394,653
CARRUTH, E.B. C 0 0
GARZA-RIVAS UNIT(D.D.OIL CO.-B-) 0 21,946
SLICK, T. B. EST. B-534 0 5,057
YZAGUIRRE 227 0 293,106
CONOCO 225 0 0
GUERRA, H.P. JR ET AL 0 548,507
OLIVAREZ DRESSER B 0 0
GUERRA SHARE 331-C 0 218,905
SLICK, T.B. ESTATE -A- 485 0 0
HALL, C. M. -A- 0 6,702,660
SMITH, R.G. GAS UNIT 0 59,683
HASTINGS-LOPEZ 0 49,321
EAST, ALICE K. MRS., STATE 0 42,269
RIFE, THOMAS ET AL GAS UNIT 0 0
A.G. HERMAN GAS UNIT 0 19,942
HINOJOSA, M., -B-ROY. ACCT. #2 0 386
F. NYE GAS UNIT 0 6,303
SAENZ,NOE 0 64,262
STATE SLICK D 0 10,156,906
BARRERA, R. 0 72,718
KELSEY 0 1,000
FUENTES, J. R. ET AL 0 5,227
SEABURY, F.W. EST 0 9,200
TCR SPEER-STATE 0 970,162
LA BRISA RANCH 542 0 230,904
GARCIA, DR. JOSE -B- 0 0
SHEERIN, IRENE, TEXAS STATE 0 0
UNA DE GATO 0 0
BROCK, J. D., -H- 0 260,833
LUERA, M. G. ET AL 0 0
GARCIA-YTURRIA -A- GAS UNIT 0 2,523,264
SLICK T.B. H 0 0
WARDNER, G. P., TRUSTEE -B- 0 0
CANALES FAMILY TRUST 0 0
MARTINEZ, F. F., -B- 0 196,496
GARZA, D. L., -B- 0 0
SLICK, T. B. EST. -A- 0 51,777
MONTALVO, E. A. GAS UNIT 0 216,653
GREEN & MANNING GAS UNIT NO. 1 0 15,799
SLICK, T. B. ESTATE A 0 5,910,403
DAVENPORT, D.,-STATE 0 0
NILO SHALLOW A GU 0 4,789,063
GUERRA MINERAL TRUST NCT III 0 187,074
SLICK, T.B. EST. A-265 0 1,094,802
GUERRA-WENTZ 0 0
DE PENA, V.L. 0 0
GUERRA, A. M. 0 3,950
HALL, J. F. STATE -A- 0 2,459,307
DON CAMERON ET AL STATE 0 0
GUERRA, F.B., ESTATE -B- 0 540,044
SOUTHWEST TEXAS CORP. D 0 1,180,930
HILES/GARZA #1 0 45,379
ESCOBAR 0 1,618,076
STATE OF TEXAS SLICK #1 0 513,616
ALVAREZ-HINOJOSA UNIT (UPPER) 0 58,282
JMK #1 0 364,837
FNB MISSION 0 14,185,990
SAMANO H 0 69,393
T. B. SLICK ESTATE 0 630,676
BENTSEN TRACT II 0 762,170
LA BRISA L&C 0 196,469
GARCIA L&L CO. C 0 159,057
THOMAS, MARY S. 0 0
BOSTON TEXAS LAND TRUST CO. 0 178,023
GARCIA, M. M. B-538 0 181,908
WARDNER -B- 0 0
CAMERON, DON ET AL -A- 0 282,194
GARZA, A.M. 0 0
SLICK, T. B. A-485 0 0
WOOD/GUERRA 0 914,278
CHAPA DE VELA, VIRGINIA 0 0
MCKINNEY, MRS. A. 0 201
ZARSKY-BAIRD UNIT 0 23,575
DALLAS, J. S. L. B. -A- 0 0
GUERRA G 0 856,376
SLICK, T.B. A 535 0 1,434,917
GUERRA, V. H. ETAL 0 0
DE GUTIERREZ, OLIVIA L., U. 0 0
PARKS, W. S. ET AL 0 566
GUERRA UNIT 0 205,317
SLICK, T.B. ESTATE H 0 1,983
PISTOL HILL 0 433,611
GUERRA, F. B. ESTATE B 0 29,752
SOUTHWEST FARM & RANCH-STATE 0 22,777,888
HERMAN, A.G. GAS UNIT 0 1,422,921
ECHOLS 0 6,980,926
ROOS BENNETT UNIT 0 0
STARRPRO MINERALS B 0 4,635,982
ALVARADO, D. 0 0
HOWELL J J 0 1,383,679
FERGUSON, D. 0 2,488,962
SALINAS, ET AL 0 5,439
STATE/LMB PARTNERSHIP 220 0 764
BENTSEN BROS. B 0 14,324,030
KINCAID, J.W. 0 0
GARCIA HEIRS 0 3,351,216
TEXACO FEE-GUERRA B 0 0
BLOOMBERG, SAMUEL D 0 11,555,953
GARCIA, JOSE A 0 93,618
VERA, J. P. 0 23,161
CAMERON A 0 126,026
MARGO HEIRS 0 0
GARZA ZAMORA ENERGY TRUST 0 515,692
SLICK, T. B ESTATE 0 960,912
WOOD 0 0
CARRUTH, E. B., -C- 0 0
MCCLURE NORTH 0 419,292
GARZA-RIVAS UNIT 0 742,740
SLICK, T. B. EST. A-535 0 1,728,671
YZAGUIRRE 0 1,559,260
COFFIELD, H. H. 0 0
MONTALVO,I.V., -C- 0 174,107
GROSS NATIONAL BANK 0 0
SLICK, T. B. STATE HB 222 0 540,394
GUERRA, H.P. GAS UNIT #1 0 0
DE FLORES, M.S. 0 56,620
OLIVAREZ - DRESAR GAS UNIT NO. 1 0 0
GUERRA SHARE 305-D 0 0
SLICK, T.B. ESTATE #175 UNIT 0 5,674,931
HALL, C. M. 0 813,486
SMITH, R.G. 0 174,221
HART ET AL 0 2,706,663
EAST, ALICE K. MRS. STATE 0 0
RICHMOND 0 18,910,728
A. SOLIS GAS UNIT 0 1,069
HINOJOSA, M., -B- ROY. ACCT. #1 0 489
EXXON FEE 0 653,519
SAENZ, VICENTE STATE -C- 0 264,208
STATE SLICK C 0 507,822
BARRERA, F. -STATE 0 0
JUDD ESTATE-STATE 0 13,891,462
SEABURY 0 29,172
TCR SPEER STATE 0 1,469,967
BILLUPS 0 2,555,617
LA BRISA RANCH / STATE 542 0 58,048
SHEERIN, IRENE, - TEXAS STATE 0 0
U.S.A.-GUERRA B GAS UNIT 0 29,411,861
BROCK, J. D., -A- 0 0
LUERA STATE GU A 0 1,129,814
GARCIA-YTURRIA A GAS UNIT 0 2,196,660
SLICK T B EST A 527 0 4,419
CANALES 0 635,959
MARTINEZ, F. F. 546 0 4,638,232
GARZA, D. L., -A- 0 0
SLICK, T. B. EST. 0 0
YTURRIA L &L CO.-B- 0 25,920
MONTALVO 0 49,021
GREEN & MANNING GAS UNIT 2 0 0
SLICK, T. B. ESTATE 533 0 7,860,664
DAVENPORT, D., STATE 0 0
NILO GU 0 4,258,143
GUERRA MINERAL TRUST NCT II 0 0
SLICK, T.B. EST. A-221 0 93,074
GUERRA-USA GU C 0 0
DE PENA, V. L. 0 147,928
GUERRA, A. JR., ET AL -A- 0 75,253
HALL, J. F. STATE -A 0 227,230
DON CAMERON ET AL GAS UNIT 0 619,138
REILLY HERIS 0 204,748
SOUTHWEST TEXAS CORP. C 0 0
EMMA PENA GAS UNIT 0 5,476,706
SAENZ, G.F. 0 274,929
STATE OF TEXAS GAS UNIT #1 0 329,103
ALVAREZ-HINOJOSA GAS UNIT 0 8,422,929
JFB HEARD ESTATE 0 0
SAMANO H 0 0
T. B. SLICK EST. B 528 0 0
BENTSEN TRACT I 0 6,665,889
SHARE 305-C 0 63,268
THOMAS RIFE ET AL GAS UNIT 0 212,889
GARCIA, M. M. -D- 0 0
SLICK EST. -C- 0 1,732,587
CAMERON, DON ET AL 0 1,090,396
MARTINEZ C 0 0
WOOD-STATE 0 0
MCKINNEY, AMANDA, MRS. 0 0
SLICK, T. B. ESTATE B 266 0 179,158
ZARSKY, FRANK 0 703,089
D.D. OIL CO. -B- 0 4,198
MURCH, B.L. 0 2,489,192
GUERRA F B ESTATE -B- 0 0
SLICK, T.B. 0 0
GUERRA, R.R. 0 420,898
DE GUERRA, M. S. -A- 0 0
PARKS, W. S. 0 0
GUERRA STATE GU 0 809,493
SLICK, T.B. ESTATE B1 0 520,159
DEGARZA, H.L. 0 0
GUERRA, F. B. F 0 18,639
SOUTHWEST FARM & RANCH INC. 0 0
HERMAN, A. G., JR. GAS UNIT 0 728,969
EAST, MRS. ALICE K., STATE G 0 0
ROOS BENNETT B 0 189,274
STARRPRO MINERALS C1 GAS UNIT 0 232,975
ALVARADO 550 0 636,875
HORNADAY 0 751,159
SALINAS, DORA M. 0 0
STATE/LMB PARTNERSHIP 220 0 0
BENTSEN BROS. A 0 1,599,258
KINCAID, J. W. GAS UNIT 0 1,892,098
GARCIA BB 0 1,333,074
SEMMES TRUST ET AL 906 0 1,334
BLOOMBERG, S.D. 0 0
GARCIA, J.A. ETAL 0 224,836
SIMPSON 0 47,297
VERA GAS UNIT 0 714,848
MARGO ESTATE 0 1,775,431
GARZA STATE UNIT 0 392,157
SLICK, T B STATE B 222 0 176,386
WEHRLE, E.F. 220 0 389,843
CARRUTH, E. B. D 0 0
MCCLURE 0 7,088,780
GARZA-MONTALVO GAS UNIT 0 189,443
SLICK, T. B. EST. A-527 0 306,574
YTURRIA-GARCIA UNIT 0 412,993
COATES/WRIGHT UNIT 0 207,621
GROOS NATIONAL BANK 0 5,562,929
SLICK, T. B. STATE -B- 528 0 555,810
DE FLORES, M. S. G/U 0 18,462
OLIVARES, AGUSTIN 0 0
HALL J. F. STATE -A- 0 1,131,433
HALL-STATE, J.F. 0 24,667
EAST, ALICE K. MRS. B 0 2,803
RICHARDS, G. L. 0 1,156,191
SPEER, GEO. H. STATE -B- 0 0
A. GUERRA A 0 2,108
HINOJOSA, M., -B- ROY ACCT. #1 0 0
EVERARDO GARZA UNIT 0 159,874
SAENZ, VICENTE -STATE -C- 0 445,215
STATE SLICK 0 489,006
BARRERA, F. - STATE 0 8,467,774
JUDD ESTATE- STATE RPU 0 541,093
FROST NATL. BANK IND. EX. -B- 0 0
SANDIA C 0 12,511,960
TB SLICK 535 0 1,000,153
BENTSON-WHITTINGTON GU 1 0 447,562
LA BRISA RANCH #1 0 0
GARCIA, B. G. DE 0 0
SHEERIN, IRENE TEXAS STATE 0 0
TRUSTEE #2A 0 148,770
LUERA STATE GAS UNIT A 0 2,083,018
SLICK STATE B 0 2,275,082
WARDNER, G. P., TR. 60 AC. 0 0
CAMERON-STATE 0 9,306
GARZA, D. L. -B- 0 0
SLICK, T. B. EST -B- 0 0
YTURRIA L & L CO. -B- 0 446,222
MINITA SHALLOW GU 0 949,568
GREEN & MANNING GAS UNIT #2 0 9,583
DAVENPORT, D. STATE OF TEXAS 0 0
NILO GAS UNIT 0 153,939
GUERRA MINERAL TRUST 0 958,164
SLICK, T.B. EST. -H- 0 31,706
GUERRA-USA GAS UNIT D 0 5,534,464
GUERRA, A. JR. ET AL A- 0 0
DON CAMERON ET AL G.U. 0 1,390,391
GUERRA, F.B. ESTATE B 0 1,295,178
SOUTHWEST TEXAS CORP. 0 198,677
HIDALGO-WILLACY 0 66,559
SAENZ, G. F. 0 0
ALVAREZ-HINOJOSA 0 281,849
JAYNE ANN 0 0
SAMANO C 0 262,947
T. B. SLICK EST. A-527 0 3,603
BENTSEN TRACT 1V -A- 0 60,374
LA BRISA 92 0 273,520
GARCIA L&L CO 0 942,789
SHARE 180A 0 376,794
THOMAS - RIFE GAS UNIT 0 307,544
BOSTON TEXAS LAND TRUST #4 0 147,982
LMB CORP STATE 0 243
SLICK 541 0 2,627,222
WALKER-STATE 0 29,874
CAMERON, DON D. 0 797,184
MARTINEZ B 0 1,306,072
GARZA, A. M.- STATE 0 120,328
SLICK, T. B. -H- EST. 0 0
CHAMPION, A. A. 0 1,606,444
GONZALES, B.P., UNIT -A- 0 0
SLICK, T. B. ESTATE B 222 0 759
ZARSKY - BAIRD 0 0
GUERRA ESTATE 0 119,281
DE GUERRA, M. S. 0 0
OWEN & MOSS FEE 0 908
GUERRA STATE GAS UNIT 0 1,976
SLICK, T.B. ESTATE B-266 0 6,627,665
PIRTLE 0 89,284
SOUTHWEST FARM & RANCH - STATE 0 2,433,993
EAST, MRS. ALICE K. B 0 0
ROOS BENNETT 0 208,609
STARRPRO MINERALS C4 GAS UNIT 0 577,410
ALTA-GARCIA 0 1,785,099
HNOJOSA 0 651
FAUSTO SALINAS ET AL 0 0
SALINAS, DORA M 0 0
STATE-SLICK -D- 0 12,046
KINCAID, J. W. -B- 0 2,370,562
GARCIA BA 0 0
SEMMES TRUST 906 0 0
TEXACO FEE GUERRA SHARE 22 0 147,849
BLOOMBERG, S. D. 0 0
LA GRANGE 0 465,156
SIMMONS, JAY UNIT 0 0
VAN DRESAR 0 1,066,854
MARGO EST. 0 2,843,691
GARZA HITCHCOCK ET AL UNIT 0 487,030
SLICK, T B EST A 527 0 180,844
WEHRLE, E. F. 0 89,851
CARDENAS, R.R. 0 6,858,429
MC KINNEY, A. 0 714,080
GARZA-HITCHCOCK G.U. 0 388,322
SLICK, T. B. EST. A-265 0 83,539
YTURRIA-GARCIA 0 517
COATES-STATE, GEO. H 0 331,012
DE FLORES, M. S. 0 3,471,742
OLIVARES, A. 0 2,576,697
GUERRA SHARE 304-C 0 0
SLICK, T.B. ESTATE B 536 0 2,068,733
HADEN ESTATE 0 0
SLICK-STATE 885 0 0
HALL, J.F. STATE -A- 0 2,531,331
EAST, A. K. MRS. -B- 0 0
RICABY, S. B., ESTATE -G- 0 0
A. G. HERMANN JR. GAS UNIT 0 1,358,208
HINOJOSA, M. L. 0 0
EVELYN CAMERON STATE 0 1,377,909
SAENZ, VICENTE 0 25,859
STATE RIVER-SANTA MARGARITA 0 9,341
BARRERA GAS UNIT 0 2,620,152
JUDD ESTATE -STATE 0 0
FROST NATIONAL BANK IND. EX. -B- 0 0
SANCHEZ, Y. 0 186,459
T.B. SLICK ESTATE B 528 0 37,375
BENTSON BROTHERS 0 4,764
LA BRISA RANCH A 0 2,428,228
GARCIA UNIT 0 399,010
SHEERIN, IRENE - TEXAS STATE 0 366,574
LUERA 0 1,253,792
GARCIA, T. -A- 0 0
CAMERON, W.I. SEC. 138 0 89
GARZA, D. L. -A- 0 0
SLICK, T. B. EST -A- 0 34,473
YTURRIA L & L CO. C 0 2,913,070
CLOPTON, JOHN H. 0 0
MINITA SHALLOW B GU 0 669,653
GONZALEZ, RICARDO 0 18,796
DAVENPORT, D. STATE 0 78,120
NEBLETT, W. T. 0 0
GUERRA GU D 0 790,893
SLICK, T.B. EST. -B- 0 0
GUERRA-U.S.A.GAS UNIT D 0 0
DE LOPEZ, C.V. -A- 0 7,875
PENA, EMMA ET AL 0 82,161
GUERRA, A. JR. ET AL -A- 0 667,686
HALL, J. F. -STATE-A- 0 2,640,521
DON CAMERON ET AL G. U. 0 1,039,008
REILLY GAS UNIT 0 751,578
GUERRA, F.B. EST. -B- 0 0
SOUTHWEST TEXAS CORP G 0 350,146
HERRMANN, DONALD ET AL 0 0
SAENZ, F.M. UNIT 0 0
STATE OF TEXAS 0 7,268,812
ALVAREZ, MCKIM 0 0
JACKS, JAY 0 253,067
SAMANO 0 70,568,154
T. B. SLICK EST. -A- 265 0 4,668
BENTSEN TR. III 0 0
LA BRISA 913 0 215,903
GARCIA L&L -C- 0 59,976
SEYFRIEDT, B. S. 0 873,347
THOMAS - RIFE ET AL UNIT 0 826,959
BOSTON TEXAS LAND TRUST #3 0 19,983
LMB CORP - STATE A 0 114,328
GARCIA, M. M. D 0 328,647
SLICK 539 0 3,885,944
CAMERON, DON 0 694,350
GARZA, A. M.,-STATE 0 0
SLICK, T. B. -E- EST. 0 0
CHAMPION , A. A. 0 0
GONZALES, B.P. UNIT -A- 0 0
SLICK, T. B. ESTATE AV 535 0 478,763
ZARSKY 0 454,781
COW CREEK CORPORATION, ET AL. 0 0
MUNOZ, IMELDA 0 1,447,585
GUERRA DAVID 0 42,379
SLICK, T. B.,ESTATE 0 0
GUERRA, R. R. PARTNERSHIP, ET AL 0 3,615
DE GARZA, J.M. 0 354,413
ORIVE, A. A 0 23,223
GUERRA SHARES 304-C 0 69,590
SLICK, T.B. ESTATE B 0 15,288
PHILLIPS BTLT 0 439,880
SOUTHWEST FARM & RANCH 0 4,739,826
HEARD,J.F.B. 0 107,842
EAST, MRS. A.K. - STATE 0 0
STARR-GUERRA 0 0
AL-SW BTLT 0 1,323,962
HMC/TIE LABRISA 0 343,036
FARMS, MARGO 0 0
SALINAS, DORA 0 0
STATE-SLICK -C- 0 0
BENTSEN -A- 0 794
KINCAID, J. H. 0 0
GARCIA B 0 0
TEXACO FEE GUERRA C 0 64,211
BLOOMBERG UNIT A 0 1,631,976
LA COPITA GAS UNIT 0 20,611,366
SILVA-COATES ENERGY TRUST 0 458,728
VALLE GRANDE 0 358,372
WARDNER, G.P., TRUSTEE, 60AC. 0 0
CARDENAS, R. R. 0 4,000,817
GARZA-HITCHCOCK ET AL UNIT 0 585,590
SLICK, T. B. EST. A 485 0 74,825
COATES, GEORGE H. STATE 0 0
SLICK, T. B. ESTATE B1 0 58,213
OLIVARES GAS UNIT 0 0
GUERRA SHARE 22 0 0
SLICK, T.B. ESTATE B 534 DR 0 1,508,392
H. ACEVEDO GAS UNIT 0 640,053
DEGARCIA, B.G. 0 334,406
SLICK-STATE 0 2,396,695
HALL, J.F. -STATE-A- 0 57,970
EAST BLOCK HEIRS B 0 278,313
RICABY, S. B., ESTATE -D- 0 138,693
SPEER, GEO. H. ST B 0 805,238
A. G. HERMANN GAS UNIT 0 304,475
ESTRELLA GAS UNIT 0 108,956
SAENZ, M.-STATE 0 61,608
STATE RIVER - SANTA MARGARITA 0 781,117
BARRERA 0 1,347,347
JUAREZ,MARCOS 0 0
FROST NATIONAL BANK -C- 0 0
T.B. SLICK ESTATE A 485 0 115,077
BENTSON BROS. - STATE 0 1,516,117
GARCIA M.M. -B- 0 0
SHEERIN GAS UNIT 0 6,655,734
TRUSTEE #1 0 21,813
BROCK, J. D. 0 0
SLICK STATE 0 1,440,073
WARDNER, G. P. TRUSTEE -B- 0 0
MARTINEZ, B. 0 1,385,226
SLICK, T. B. EST B 528 #163 0 0
YTURRIA L & L -C- 0 1,009,140
CLEOPATRA 0 11,767,300
MINITA GAS UNIT 0 1,210,481
GONZALEZ, OSBELIA SAENZ ET AL 0 1,438,336
DAVENPORT, D. -STATE 0 0
NEBLETT, G.E. ET AL GAS UNIT 0 10,482,599
GUERRA GU C 0 0
SLICK, T.B. EST. -A- 0 263,347
GUERRA-U.S.A. GAS UNIT D 0 427,922
DE LOPEZ, C.V. 0 27,726
PENA, EMMA 0 125,104
GUERRA, A. JR. ET AL A 0 95,163
HALL, J. F. -STATE -A- 0 937,162
DOLORES S. SOLIS GAS UNIT 0 335,848
REILLY HEIRS 0 84,991
GUERRA, F.B. EST -B- 0 422
SOUTHWEST TEXAS CORP F 0 1,907,790
HERMANN, E. 0 9,578,381
STATE LMB PARTNERSHIP 0 21,931
J. NEBLETT 0 207,421
SALINAS, UVALDO 0 0
T. B. SLICK B-536 0 621,535
LA BRISA 91-3 0 1,303,584
GARCIA L&L -B- 0 1,003,055
SEYFRIEDT 928 0 1,466,499
THOMAS 0 0
BOSTON TEXAS LAND TRUST #1 0 10,894
LEHR 0 132,298
GARCIA, M. GAS UNIT 0 59,475
SLICK 535 0 1,356,324
WALKER, BILLY L. 0 4,880,554
CAMERON W.I. 138 0 30,259
GARZA, A. M., STATE 0 3,260,615
WOOD, D. G., SR. -B- 0 0
CELESTINO GARZA GU 0 10,590,879
MCKIM-ALVAREZ 0 43,637
GONZALES, B.P. UNIT A 0 0
SLICK, T. B. ESTATE A 529 0 1,237,322
ZAMORA STATE 0 3,255,896
COW CREEK CORPORATION ET AL 0 12,403,974
MUNOZ UNIT 0 992,410
SLICK, T. B., ESTATE-A- 0 0
DE GARZA, J.G. 0 206,018
GUERRA SHARE 92 0 0
SLICK, T.B. ESTATE A-535 0 0
GUERRA, ET AL. 0 1,110,297
SOLIS, Z. -B- 0 0
EAST, ALICE K.,MRS.,STATE 0 14,521
RODRIQUEZ 0 0
STARR PRODUCE COMPANY 0 2,634,084
AL-MARTINEZ STATE #1 0 351,059
SALINAS, D. 0 43,073
STATE-SLICK D 0 1,585
BENTSEN , L.M. 0 110,367
KENT GAS UNIT 0 1,758,947
GARCIA - GONZALES GAS UNIT 0 642,634
SEMMES A 0 16,588
TEXACO FEE GUERRA G 0 1,562,073
BLOOMBERG 0 16,457,669
LA BRISA RANCH/STATE 542-B 0 95,033
GARCIA, J. A., ET AL 0 0
SILVA STATE GAS UNIT 0 1,344,643
VALDEZ, ETICA 0 0
BUCHHOLZ, WILLIAM R. 0 678,077
M.M. GARCIA D 0 1,160
GARZA ET AL 0 0
SLICK, EARL F. ET AL 0 0
WARDNER, G.P. TR. 60 AC. 0 0
CARDENAS 0 0
MAYFAIR LABRISA 0 932,435
GARZA-HITCHCOCK ET AL G. U. 0 9,785,433
SLICK, T. B. EST. -C- 0 253,775
YTURRIA, L & L CO. B 0 0
MONTALVO, I.V. -A- 0 13,860
SLICK, T. B. ESTATE B-486 0 377,943
DAVENPORT, O.H. 0 51,685
OLIVARES , A. 0 44,560
SLICK, T.B. ESTATE A 0 743,208
H. ACEVADO GAS UNIT 0 176,440
DEGARCIA, B. G. 0 296,015
PEREZ, FRUMENCIO, ETAL 0 0
SLICK,T.B.EST.-B- 0 0
HALL, J.F. -STATE- 0 0
E. ESCOBAR GAS UNIT I 0 737,309
RICABY, S. B., ESTATE 0 0
GUERRA, H. P., ET AL 0 0
SPEER, GEO. H. -STATE-D- 0 0
A. G. HERMAN GAS UNIT 0 981,944
HINOJOSA, LYDIA 0 0
ESTATE, T. B. SLICK A-485 0 293,173
SAENZ, M., -STATE 0 172,080
STATE PARK 0 75,681,513
JUAREZ, MIGUEL 0 1,530,925
FROST NATIONAL BANK -B- 0 1,362,683
SANCHEZ 0 68,130
T.B. SLICK ESTATE 0 718,592
BENTSON & WHITTINGTON GAS UNIT 0 0
SHEERIN DEEP GAS UNIT 0 1,276,376
BROCK 0 33,838
GARCIA, T 0 36,540
SLICK ESTATE STATE OF TEXAS UNIT 0 0
CAMERON, W.I. 0 0
MARTINEZ, B 0 733,766
GARZA, D. L. 0 26,952
SLICK, T. B. EST 0 137,034
CHEVRON BTLT 0 3,009,277
MILLER-VENCIA UNIT #25 0 0
GONZALEZ, L. 0 2,497,158
SLICK, T. B. ESTATE -A- 485 0 242,086
DAVENPORT, D. - STATE 0 0
NEBLETT, G. E., ET AL GAS UNIT 0 7,941,531
GUERRA GU B 0 3,311
SLICK, T.B. EST. E 0 0
GUERRA-U.S.A. GAS UNIT D 0 78,756,583
DE LOPEZ, C. V. -B- 0 1,534,853
HALL, C.M. -C- 0 156,648
DIELMANN 0 8,787,712
RAMIREZ-USA GU E 0 79,851,883
GUERRA, F.B. F 0 5,769
SOUTHWEST TEXAS CORP E 0 391,443
HERMANN, A.G.GAS UNIT 0 202,107
EIA PROPERTIES 0 9,137,468
S.W. FARM & RANCH STATE OF TEXAS 0 857,177
STARRPRO MINERALS STATE B UNIT 0 3,455,276
ALVAREZ 0 4,718,111
IZAGUIRRE SWD 0 0
FLORES GAS UNIT 0 1,314,734
SALINAS, NICOLAS G. 0 5,497
T. B. SLICK B-528 0 480,261
BENTSEN BROS.-STATE 0 2,994,878
GARCIA L & L COMPANY C 0 718,499
SEYFREIDT 928 0 3,962,831
TEXAS OSAGE GU 0 1,938,473
LEE, H. P., -A- 0 0
GARCIA, M. 0 0
WALKER, BILLY L 0 76,632
CAMERON STATE 554 0 90,632
MARRS MCLEAN 0 375,625
GARZA, A. M., -STATE- 0 1,270,010
SLICK, T. B. -B- 0 179,194
CELESTINO GARZA GAS UNIT 0 202,346
MCGILL,J.C.JR.STATE 0 0
GONZALES, B.B. UNIT -A- 0 0
SLICK, T. B. ESTATE A 527 0 380,530
ZAMORA RUIZ 0 1,108,773
COOPER FOUNDATION 0 2,760,763
MUNOZ G. U. 0 8,229
GUERRA BROTHERS H 0 162,740
ORIVE, A 0 929,759
GUERRA SHARE 90 0 0
SOLIS, N. /OIL UNIT 6/ 0 0
HEARD, J. F. B. A 0 0
EAST, ALICE K., MRS., STATE 0 3,178,036
RODRIGUEZ, T. 0 709,362
STARR PRODUCE CO. GU 0 521,986
AL - SW BTLT # 2 0 981,229
HMC-TIE LA BRISA 0 13,245,846
FARIAS, N. A. 0 1,907,713
SALINAS, A. 0 0
STATE-SLICK 0 1,933,767
BENTSEN 0 2,029,662
KENT DEEP 0 35,069
GARCIA B 0 17,068,598
SEMMES 0 1,436,044
TEXACO FEE GUERRA F 0 136,906
BLOCK/GUERRA GAS UNIT 0 1,014,464
GARCIA, J. A. ET AL 0 78,739
SILVA 0 29,609
USA 2 0 1,051,252
BTLT OFFSET 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. EST. -B-534 0 0
YTURRIA, L & L CO. -B- 0 234,024
COATES STATE 0 430,480
MONTALVO, I.V. -C- 0 18,299
GREEN, LEE M. 0 0
SLICK, T. B. ESTATE B 528 0 0
DAVENPORT, O. H. STATE -D- 0 0
NYE, F. GAS UNIT 0 70,327
GUERRA SHARE 189 0 12,491
GUTIERREZ, I.G. 0 0
PEREZ GAS UNIT 0 24,128
SLICK,T.B. EST. A-229 0 749,041
HALL, J.F. -STATE -A- 0 81,625
E. ESCOBAR GAS UNIT 1 0 346,172
GUERRA, H. P. ET AL 0 0
SPEER, GEO. H. -STATE-D 0 94,230
ESQUIVEL 0 558,607
SAENZ, M. STATE 0 0
STATE OF TEXAS-SLICK #4 0 121,883
BAIRD, L. M. 0 5,805
JUAREZ, MARCOS 0 0
BENTSEN-WHITTINGTON GU1 0 13,091,746
LA BRISA LAND & CATTLE CO. W 0 128,421
SHEERIN D 0 891,743
TREVINO HEIRS 95 0 0
SLICK ESTATE C 0 925,182
MARTINEZ, ALBERTO 0 0
GARZA, C. L. DE 0 254,323
SLICK, T. B. B-536 0 656,449
CHAPOTAL LAND CO. B 0 0
MILLER-FLORES 0 0
GONZALEZ, JORGE GU 0 0
SLICK, T. B. ESTATE -A- 0 0
DAVENPORT HEIRS 0 0
NEBLETT, G. E. ET AL GAS UNIT 0 1,358,048
GUERRA GU A 0 807,852
SLICK, T.B. EST -A- 0 1,362,505
GUERRA-U.S.A. GAS UNIT C 0 46,277,085
GUERRA, A. -D- 0 1,381,306
HALL, C.M. -A- 0 3,727,343
DIAZ, MAXIMO 0 0
RAMIREZ GU E 0 0
GUERRA, F.B. B 0 0
SOUTHWEST TEXAS CORP D 0 2,250,301
HERMANN, A.G. JR. GAS UNIT 0 22,203
EDMUNDS, A.K. 0 285,298
S. W. FARM & RANCH STATE OF TEX. 0 791,001
STARRPRO MINERALS STATE B 0 114,207
ALVARADO, FRANCISCO ET. UX 0 228,498
IRENE SHEERIN - TEXAS STATE 0 77,199
FLORES 0 129,398
SALINAS, M.V. 0 0
T. B. SLICK B /222/ 0 117,149
BENTSEN BROS., A 0 1,040,581
GARCIA L & L CO. -C- 0 183,450
SEPULVEDA, GARCIA 0 1,227,814
TEXAS OSAGE GAS UNIT 0 242,128
BOSTON TEXAS LAND TRUST # 4 0 56,141
LAUREL, D. A 0 0
GARCIA, L&L -C- 0 404,759
SLICK 230 A 0 914,259
VILLARREAL, G.G. -B- UNIT 14 0 0
CAMERON LAND & CATTLE, INC 225 0 0
GARZA, A. M., -STATE 0 1,582,764
SLICK, T. B. -A- 485 0 513,295
CARRUTH, E.B. JR. TRUST, ET AL 0 242,909
GONZALES, B. P., UNIT -A- 0 0
SLICK, T. B. ESTATE A 265 0 94,211
ZAMORA 0 426,162
MUNOZ A GU 0 376,045
SLICK, T. B., ESTATE -A- 0 0
GUERRA, R. A. 0 669,842
DE GARZA, J. G. 0 0
OLIVAREZ-VAN DRESAR UNIT 0 226,773
GUERRA SHARE 8D 0 156,702
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
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
RICOCHET ENERGY, INC. 0 633,129
VALENCE OPERATING COMPANY 0 305,680
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
ENRON OIL & GAS COMPANY 0 8,369,543
RIDDLE ENGINEERING CORP. 0 277,203
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
DYNAMIC PRODUCTION, INC. 0 108,956
HUGHES, DAN A. COMPANY, L.P. 0 9,053,470
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
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
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
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
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
DIRNETT, INC. 0 18,195
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
SUEMAUR EXPL. & PROD., LLC 0 1,187,372
FARGO OIL & GAS, LLC 0 794
BARNETT ENERGY, INC. 0 94,294
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
U.S. ENERCORP, LTD. 0 414,704


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