PRODUCTION DATA FOR LEASES AND OPERATORS IN ZAPATA COUNTY TEXAS

Operator Production Data   Leases Production Data    PRODUCTION TOTALS - OIL : 970,639 GAS : 5,878,688,660    Click for More Info

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05
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Year 2012 1,830 - 13,324,758 2,351 - 13,878,756 1,977 - 14,730,476 3,150 - 12,094,856 2,829 - 12,461,959 2,430 - 12,621,511 2,849 - 12,885,345 3,205 - 12,339,719 3,369 - 11,746,229 3,617 - 11,013,998 3,633 - 11,333,424 3,526 - 11,905,148
2011 2,213 - 15,075,782 2,908 - 16,772,521 2,269 - 17,261,832 2,498 - 15,350,260 1,454 - 15,842,920 2,763 - 16,284,471 2,582 - 16,115,729 1,402 - 15,488,770 1,756 - 14,734,100 2,546 - 14,596,935 2,892 - 14,338,310 2,325 - 14,804,366


LEASE NAME OIL VOL in BBL GAS VOL in MCF
JENNINGS, J. D. 392,105 4,173,277
GUERRA, RAUL 143,845 49,450,547
RAMIREZ, BLAS 67,906 2,212,284
JENNINGS, J.D. 64,488 13,137
GARCIA, ANASTASIO 55,658 0
THOMASMA, RAY J. 53,542 12,232,286
ESCOBAS -B-E- UNIT 29,767 0
DE LOPEZ, JOSETA M. 27,422 0
HINOJOSA, G. G. 16,160 26,404,963
RAMIREZ, JULIAN R., EST. -A- 14,591 0
CUELLAR, F. 13,985 1,693,755
TREVINO -A- UNIT 12,408 0
TREVINO, E. 11,433 273
RAMIREZ, JOSEFA, ETAL 10,115 0
TREVINO, MANUEL -A,B,C- 8,418 0
RAMIREZ, JULIAN R., EST. 8,115 0
CUELLAR, FERNANDO 6,528 0
CHARGOS CREEK A 6,020 0
TREVINO, E. MRS. -B- 5,371 0
CUELLAR,F. A LEASE 5,142 0
TREVINO -A- 4,691 0
BRUNI MIN. TRUST 4,491 0
SLATOR RANCH 4,250 73,754,767
TREVINO, E 3,415 0
GARCIA, AMADA C. DE 421 0
CUELLAR, E. 352 0
VERA, SERAPIO HEIRS G.U. D. 0 989,941
LAUREL, OSCAR M. 0 708,086
DOMINGUEZ ET AL 0 690,003
RAMIREZ, R. 0 607,036
HINNANT SUR. 307 0 104,803
VILLARREAL, RICARDO 0 2,282,815
LOPEZ, ALONZO 0 466,271
EL PEYOTE MINERAL TRUST 0 42,428,938
RATHMELL, J. G. 0 46,053,214
Y. RAMIREZ GAS UNIT 0 0
ALEXANDER A 0 6,689,968
MARSHALL, M.L.E.I; S.G. 0 911,768
FGG RANCHES 0 4,643,084
SALINAS, G. G. 0 3,646,747
ASCHE 0 159,665,526
MARTINEZ, ANTONIO ET AL UNIT A 0 0
G.B.L. 0 2,035,439
SERAFIN 0 2,865,988
BENAVIDES, J.G. UNIT 0 453
MARTINEZ, S. 0 915,480
GARZA B 0 0
SNAVELY GAS UNIT 5 0 637,968
TOMAS GU 0 695,398
BRIONES, E.L. 0 3,437,827
MCMURREY, WILLIAM 0 683,256
GARZA, L.2 0 588,207
THOMASMA, RAY J. C 0 801,299
URIBE, A. HEIRS 0 238,120
I. C. URIBE GU 0 461,102
CANTU 0 728,351
MOLLETES CREEK GAS UNIT 0 192,722
GUERRA M 0 4,989,136
VASQUEZ-URIBE A GAS UNIT 0 2,534,858
JOSE, DON GAS UNIT 0 162,039
CUELLAR UNIT 0 41,710
PALMYRA B 0 29,021,848
GUTIERREZ, EMILIA FLORES 0 85,273
VELA, J. M. 0 12,913,801
LA PERLA B2 0 11,276,832
DE LOS SANTOS 0 2,586,159
RAMIREZ, A 0 1,134,361
HARALSON BEEFMASTER, LTD 0 156,764
LAUREL GAS UNIT NO. 2 0 1,189,412
DODIER B 0 0
RAMIREZ, LTD 0 0
HEIN, A. O. 0 847,062
VILLAREAL, A. 0 54,561
LOPENO 0 0
EDWARD CASSIN 0 6,634,595
RANCHITO TANK GAS UNIT 0 1,287,019
WHITTIER GAS UNIT NO. 2 0 3,421,119
ABEL RAMIREZ 0 176,533
MANN, E & E TRUST 0 693,854
FALCON LAKE 0 154,538
RUBEN FLORES MINERALS LTD GU 0 747,351
ZACHRY, H.B. CO. 0 8,806,191
ANDREWS 0 264,660
MARTINEZ, A. GAS UNIT 0 3,779,565
FULBRIGHT, J. E. G 0 13,547,895
SANCHEZ-MCMURRAY 0 704,472
BENAVIDES, B.R. 0 6,411,079
MARTINEZ, MERCUIRO 0 465,553
GARCIA, SALVADOR E 0 4,279,261
SLATOR RANCH AC 0 0
BMT/K&H 0 8,628,747
MCCAMPBELL, E.A. 0 1,431,912
GARZA, L. 4 0 546,662
TALBERT A 0 344,756
TREVINO, J.B. ESTATE -A- 0 344,823
BRUNI-HEIN GAS UNIT 0 895,898
MENDOZA, H. 0 0
GONZALEZ, JOSE ET AL 6 0 161,538
VASQUEZ, ROMEO 0 1,258,944
JENNINGS RANCH AA 0 33,815,375
CUELLAR -A- 0 0
O. M. LAUREL ESTATE 0 0
GUTIERREZ ET AL 0 3,314,617
VELA, EMILIANO 0 1,496,470
L. GARZA ESTATE 0 1,158,028
D. RAMIREZ GAS UNIT 0 0
R.M.T. 0 1,605,467
GUTIERREZ, J.M.C. 0 1,357,895
VELA-LOPENA MINERALS 0 282,335
VIDAURRI STATE GAS UNIT #1 0 426,412
LEO GAS UNIT 0 493,810
DON JOSE LAND AND CATTLE CO. LTD 0 2,089,522
RAMON B 0 819,859
HINNANT-FULBRIGHT J GAS UNIT 0 484,853
VOLPE, FLORA E. G. DE UNIT 0 1,150,587
LUNDELL B 0 811,245
RMT A 0 878,169
YZAGUIRRE, RAMIREZ 0 16,684
ALEXANDER-MANDEL 0 3,155,624
MARTIN, J.C. 0 4,020,483
FLORES, R.G. ET AL 0 522,251
SANCHEZ - MCMURREY 0 0
BENAVIDES - STATE GU 0 1,383,396
MARTINEZ, FELIPE ET AL 0 11,613,320
SINGER A 0 806,337
BMT 0 804,822
MARTINEZ-VELA G.U. 0 1,825,974
GARZA, AMANDO 0 0
STATE TRACT M-99142 0 917,855
TREVINO, ALBERT B 0 386,854
BRUNI MINERAL TRUST -B- 0 0
MECON, J. W. 0 1,745,583
GONZALES BENAVIDES TRUST 0 1,416,959
URIBE-M DEMARTINEZ GAS UNIT 0 6,023,724
J.O.D. 0 10,244,595
MUNOZ 0 20,015,771
GUERRA-RAYMOND GAS UNIT 0 675,696
VELA ESTATE UNIT 0 2,109,211
KILLAM MINERAL FEE 16 0 0
CUELLAR, HESIGUIO 0 1,066
PEREZ, F.R. 0 4,321,611
GUTIERREZ, J. M. B 0 5,807,061
VELA, SERAPIO HEIRS B 0 5,145,840
LAS AVISPAS RANCH 39 0 1,851,924
DELOZEIS 0 0
RAMIREZ, J.S. 0 0
HAYNES E 0 3,513,278
VELENO RANCH 0 13,203,527
LAUREL, O.M. ESTATE 0 0
DOMINGUEZ A 0 202,281
RAMIREZ, OSCAR 0 35,848
HINNANT SUR 307 0 1,329,833
VILLARREAL, R. 0 0
LOPEZ, A. 0 0
EL PATON 0 1,347,887
RATHMELL LAND AND CATTLE CO. 0 1,271,345
WRIGHT-BARRERA GU 0 2,004,685
ALEXANDER 0 8,549,591
MARSHALL, M.L.E.I.; S.G. 0 1,448,021
FERNANDO MUNOZ GAS UNIT 3 0 2,907,145
SALINAS G.U. 0 6,280,141
ARNULFO MARTINEZ ET AL GAS UNIT 0 1,667,097
MARTINEZ, ANTONIO ET AL UNIT 0 667,577
G. S. A. 0 0
SCHROEDER, ALDA ET AL 0 1,491,234
BENAVIDES, J.G. 0 0
MARTINEZ, S B 0 261,407
GARZA 0 8,091,770
SNAVELY GAS UNIT 4 0 71,948
TOMAS G.U. 0 136,834
BRIONES, E. L. 0 904,388
MCMURREY, W.M. 0 940,949
GARZA, L. RE-ENTRY 0 815,447
URIBE, A. A. 0 1,742,578
HUMBERTO 0 0
CANALES 0 58,479,753
MOLLETES CREEK A GU 0 819,226
GUERRA L 0 16,996,135
VASQUEZ-SHARP-ANDERS GAS UNIT 0 269,745
JOSE CLEMENTE GUTIERREZ A 0 75
CUELLAR TRUST GU 0 1,356,967
PALMYRA A 0 635,681
GUTIERREZ, E.E. 0 1,789,020
VELA, J. 0 132,946
LA PERLA B1 0 7,062,273
RAMIREZ SWD 0 0
HARALSON 0 0
LAUREL GAS UNIT 0 806,118
DODIER A 0 8,721,014
RAMIREZ, L.O. A 0 1,425,992
HAYNES-NORTH 0 19,251,616
VIELMANN-RAMIREZ-MARSHALL G U 0 2,569,658
LONGLORIA, M. T. 0 0
EDC-LOPEZ 0 1,124,852
RANCHITO B GAS UNIT 0 5,041,802
WHITTIER GAS UNIT NO. 1 0 1,450,688
A. URIBE HEIRS 0 242,615
MANN TRUST ET AL 0 151,705
FALCON GAS UNIT 0 5,222,857
RUBEN FLORES MINERALS LTD B 0 0
ZACHRY, H. B. COMPANY 0 53,055,510
AMOCO FEE 0 11,104,801
MARTINEZ, A. 0 0
FULBRIGHT, J. E. 0 1,078,706
SANCHEZ-MARTIN GAS UNIT 2 0 360,878
BENAVIDES, B. R. 2 0 1,380,343
MARTINEZ, M. DE 0 2,191,853
GARCIA, SALVADOR D 0 2,123,737
SLATOR RANCH D 0 4,775,258
BMT-MARTIN B 0 865,482
MCCAMPBELL, E. A. 0 231,091
GARZA, L. 2 0 3,953
SWANTNER,G.R. 0 556,116
TREVINO, J.B. ESTATE A 0 0
BRUNI, L. E. 0 608,550
MENDOZA, E.G. GAS UNIT 0 2,224,905
GONZALEZ, HORACIO 0 513,196
VASQUEZ, DELIA M. 0 3,925,527
JENNINGS RANCH A 0 22,910,624
CUELLAR G 0 0
NOBLE - ESTATE OF ISRAEL GARCIA 0 0
GUTIERREZ 37 0 2,110,068
VELA, CONSUELO G. 0 1,372,094
L. GARZA B 2 0 1,895,615
CUELLER, F. EST. 0 0
R. M. T. 38 0 0
GUTIERREZ, J.M.B. 0 119,014
VELA-CUELLAR, J. GAS UNIT 0 1,318,080
VIDAURRI MARTINEZ G.U. 0 808,314
LEO CUELLAR GAS UNIT 0 2,291,383
DON JOSE LAND & CATTLE CO., LTD 0 769
RAMON A 0 1,774,034
HINNANT, L. A. ET AL -G- 0 134,447
VOLPE, ADAN 0 1,646,069
LOZANO 0 579,719
ESCAMILLA 0 1,125,479
RMT 0 25,764,913
YZAGUIRRE, J. 0 15,930,401
ALEXANDER, MAUREEN 0 8,732,622
MARTIN, J. C. ET AL 0 8,617,041
FLORES, M. 0 1,666,456
SAN MARTIN 0 1,168,451
BENAVIDES A 0 14,323,345
MARTINEZ, EUDOXIO UNIT 1 0 224,993
GARCIA, A. ET AL GAS UNIT 0 4,940,190
SINGER 0 3,414,679
BLANCA AURORA SALINAS A 0 44,994
MARTINEZ-URIBE 0 783,863
GARZA, A. B 0 0
STATE ROBERTO VELA G.U. 0 2,825,402
TREVINO, ALBERT 0 38,435,404
BRUNI MINERAL TRUST D 0 0
MECOM. J. W. 0 3,570,968
GONART INVESTMENTS ET AL 0 635,504
URIBE, SERAFIN 0 1,275,242
J.M. CUELLAR NE 0 106,296
CAVAZOS 0 31,650,975
MOSSER, J. H. 0 13,358
GUERRA-RAYMOND 0 4,112,141
VELA ESTATE 0 36,688,154
KILLAM MINERAL FEE 0 124
CUELLAR, FERNANDO ESTATE 0 0
PEREZ, F. R. 0 1,081,370
GUTIERREZ, J. M. A 0 7,620,376
VELA, SERAPIO HEIRS A 0 0
LAS AVISPAS RANCH 0 1,315,744
DELOS SANTOS, MARCELA B 0 120,327
RAMIREZ, J. S. 0 454,402
HAYNES - NORTH 0 5,713,752
VELENO 0 14,741,164
LAUREL, O. M. ESTATE 0 24,255,178
DOMINGUEZ 0 4,899,154
RAMIREZ, N. G. 0 0
HILARIO, DON A 0 6,185,050
VILLARREAL, JACOBA ESTATE 0 980,177
LOPEZ MINERAL TRUST G.U. 0 1,162,653
EL MILAGRO BAJO B 0 0
RASH, AMANDA 0 0
WRIGHT-BARRERA G.U. 0 379,366
ALEJO BENAVIDES 0 488,314
MARSHALL S.G. 0 1,032,808
FERNANDO MUNOZ GAS UNIT 0 4,931,711
SALINAS G.G. 0 193,702
ARMSTRONG 0 0
MARTINEZ, ANTONIO ET AL B 0 633,894
G. MARTINEZ TRUST GAS UNIT 0 3,346,137
SCHROEDER, ALDA 0 956,329
BENAVIDES, J. G. GAS UNIT 0 699,751
MARTINEZ, RAUL 0 4,819
GARCIA-VASQUEZ, R.J. 0 1,073,763
SNAVELY GAS UNIT 3 0 1,774,861
THOMASMA, RAY J. E 0 224,338
BRAVO, J.E. UNIT 0 19,804
MCMURRAY, WM. 0 0
GARZA, L. ET AL ESTATE OF 0 5,192,693
THOMASMA 0 3,353,390
URIBE GAS UNIT 0 1,253,897
HORACIO-GONZALEZ 0 1,186,151
BUSTAMANTE, J. 0 0
MOLLETES CREEK A G.U. 0 119,052
GUERRA 0 5,713,560
VASQUEZ-SHARP-ANDERS G.U. 0 125,869
JOHNSON, MARY M. TRUST 0 5,994
CUELLAR TRUST A GU 0 1,725,823
PALMYRA 0 71,449,536
GUTIERREZ, E. E. 0 8,658,834
VELA, HUMBERTO JR. 0 350,280
LA PERLA B 0 7,881,708
DE GRACIA HEIRS 0 1,520,558
RAMIREZ MINERAL TRUST A 0 659,406
GUTIRREZ, J. M. C 0 0
LAUREL F. D. A 0 1,022,921
DIEGO GUTIERREZ, ET AL GAS UNIT 0 2,725,865
RAMIREZ, L.O. 0 561,845
HAYNES-HINNANT 0 0
VIELMANN-RAMIREZ A 0 1,080,932
LOMA VIEJA 0 21,888,666
E. E. GUTIERREZ 0 1,610,197
RANCHITO A GAS UNIT 0 3,139,448
WHITTIER GAS UNIT 5 0 16,027
A. MARTINEZ UNIT 0 6,146,555
MANN 0 397,437
F. LEAL 0 1,604,513
ROY JENNINGS 0 510,132
ZACHRY, H. B. CO. 0 3,930,164
AMARGOSO GAS UNIT 0 713,766
MARTINEZ TRUST 0 207,171
FROST NATIONAL BANK 0 2,907
SANCHEZ- MCMURRY 0 769,183
BENAVIDES, B. R. A 0 1,081,133
MARTINEZ, M. B. 0 2,458,174
GARCIA, SALVADOR C 0 2,001,632
SLATOR RANCH C 0 665,081
BMT-MARTIN A 0 3,034,280
MCASKILL TR8 0 120,482
GARZA, L. 0 38,356,995
SWANTNER, G. R. A 0 653,190
TREVINO, J. B. ESTATE 0 0
BRUNI RANCH 0 38,393,686
MENDOZA, E.G. 0 0
GONZALEZ, GRACIELA 0 157,803
VASQUEZ, DELIA 0 7,410,267
JENNINGS RANCH B 0 29,079
CUELLAR D 0 0
NEW ZAPATA EAST GAS UNIT 0 10,904,433
GUTIERREZ -C- 0 158,675
VELA, CONSUELO 0 0
L. GARZA 0 4,068,458
CUELLAR-GRAVES GAS UNIT 0 639,082
R. M. T. 0 2,982,910
GUTIERREZ, J.M.A. 0 121,244
VELA-CUELLAR, J. 0 238,092
VIDAURRI GAS UNIT 0 2,141
LEAL, F. 0 2,879,562
DON JOSE LAND & CATTLE CO. LTD. 0 323,293
RAMON 0 3,556,458
HINNANT, L. A. H ET AL 0 535,269
VOLPE BROTHERS 0 4,149,746
LOS MESQUITES 0 6,866,083
ERM 0 650,883
RFM LTD A GU 0 43,349
YZAGUIRRE, J 0 793,264
ALEXANDER, M.M. NCT B 0 432,600
MARTIN, J. C. 0 13,703,917
FLORES, M 0 0
SAN FERNANDO MINERALS LTD 0 0
BENAVIDES 0 2,410,796
MARTINEZ, EUDOXIO GAS UNIT 0 6,302,860
GARCIA, A. A & B 0 0
SIETE VELAS 0 1,409,403
BIGLER-FLORES GU 0 5,934,550
MARTINEZ-RANGEL G.U. 0 5,320,740
GARZA, A. 0 22,036,667
STATE OF TEXAS 0 191
TREVINO, A. 0 10,754,576
BRUNI MINERAL TRUST 0 6,342,224
MECOM, LANNIE 0 127,637
GOMEZ 0 1,668,912
URIBE, S. 0 42,559,370
J. VELA CUELLAR GAS UNIT A 0 949,393
CASSIN, EDWARD A 0 1,224,627
MOSSER, H. J. 0 0
VELA CUELLAR, J. GAS UNIT 0 456,894
KENEDY-ALONZO GAS UNIT 0 3,927,086
CUELLAR, FERNANDO EST. 0 1,603,527
PEREZ A 0 1,232,154
GUTIERREZ, J. M. C 0 10,002,919
VELA, SERAPIO E 0 5,306,652
LAS AVISPAS 0 2,325,033
DEGARZA 0 11,406,882
RAMIREZ, J. ESTATE 0 584,548
HAYNES - EAST 0 92,033
VELAS, SIETE 0 495,217
LAUREL, F.D.A 0 447,311
DOLORES GAS UNIT D 0 22,197
RAMIREZ, MARIA V. SWD 0 0
HERLINDA 0 0
VILLARREAL, EDUARDO 0 277,025
LOPEZ MINERAL TRUST 0 1,013,578
EL MILAGRO C 0 0
RASH 0 1,100,274
WORLEY, R.J. ET AL 0 156,795
AIDE SANTOS 0 0
MARSHALL S. G. 0 424,012
FERNANDO MUNOZ G. U. 0 6,654,899
SALINAS B 0 1,725,122
ARGENT MINERALS 0 2,050,314
MARTINEZ, ANTONIO ET AL A UNIT 0 2,432,250
G. MARTINEZ 0 9,375,250
SARITA, K. 0 720,290
BENAVIDES, C.Y. 0 1,418,536
MARTINEZ, R. 0 3,595,406
GARCIA-MALDONADO GAS UNIT 0 292,323
SNAVELY 0 4,633,042
BRAVO, J. E. 0 540,847
MCLEAN, MARRS 0 0
GARZA, L. ESTATE OF ET AL 0 1,085,149
TEXACO FEE 0 594,338
URIBE FAMILY TRUST 0 433,974
BUSTAMANTE, A. 0 0
MOFFATT-ALONZO GAS UNIT 0 4,318,575
GUADALUPE RANCH,LTD 0 483,220
VASQUEZ-SHARP-ANDERS G. U. 0 184,292
JMV UNIT 0 2,407,345
CUELLAR TRUST 0 1,562,074
PALMRYA 0 524,613
GUTIERREZ, E. 0 4,412,857
VELA, HUMBERTO JR 0 376,610
LA PERLA A1 0 72,948
DE GARCIA, SARA G. 0 745,888
RAMIREZ M. V. 0 46,611
GUTIERREZ, T. 0 898,193
LAUREAL, O. M. ESTATE 0 0
DIAMANTINA 40 0 1,233,299
RAMIREZ, L. O. A 0 24,034,964
HAYNES-EAST 0 127,163
VIELMANN-RAMIREZ 0 576,405
LFT 0 2,467,543
DYE, JAMES D. 0 823,715
RANCHES, F. G. G. 0 1,990,892
WHITTIER GAS UNIT 4 0 0
A. GARZA 0 2,531,195
M.L.S.I.; MARSHALL, S.G. 0 661,254
F. G. G. RANCHES 0 5,766,716
ROMERO VASQUEZ 0 368,792
ZACHRY, E.B. 0 1,805,175
AMANDO GARZA TRUST 0 5,212,933
MARTINEZ SWD 0 1,136
FRANCISCO RAMIREZ ET AL GAS UNIT 0 4,547,490
SANCHEZ- MCMURREY 0 744,306
BENAVIDES, B. R. 0 15,921,069
MARTINEZ, M. 0 11,849,796
GARCIA, SALVADOR B 0 391,523
SLATOR RANCH B 0 2,517,424
BMT-FNB 0 3,429,837
MCASKILL TR7 0 2,166,103
GARZA, L 2 0 0
SWANTNER GAS UNIT 0 4,166,115
TREVINO, J. B. 0 3,064,510
BRUNI MINERAL TRUST B 0 81,742
MENDOZA, E. G. GU 0 475,429
GONZALEZ, ALEJANDRO ET AL 0 832,378
VASQUEZ ROMERO J 0 1,000,084
JENNINGS RANCH B 0 2,127,029
CUELLAR C 0 0
NEW ZAPATA EAST G.U. 0 10,333,226
GUTIERREZ -A- 0 87,673
VELA, CARMEN C 0 1,871,549
L & P 0 14,271,689
R. LOPEZ H 0 0
GUTIERREZ, J.M. C 0 5,371,452
VELA-CUELLAR 0 1,797,575
VESTER 0 6,583,408
LAURO-ACELA MARTINEZ B GU 0 1,023,539
DON JOSE LAND & CATTLE CO LTD 0 28,357,471
RAMIREZ/YZAGUIRRE 0 269,625
HINNANT, ET AL N 0 4,297,306
VOLPE 0 9,075,279
LOPEZ, RUFINO AND JOSEFA 0 50,725
EMMA 0 2,473,660
RESENDEZ 0 1,072,965
YZAGUIRRE, DANILE #1 0 0
ALEXANDER, M.M. 0 0
MARTIN, B.M.T. A 0 165,886
FLORES, L.G. 0 34,716,772
SAN FERNANDO MINERALS 0 661,984
BARROCITO, B.M. 0 9,720,822
MARTINEZ, EUDOXIO 0 3,761,907
GARCIA, A. 0 0
SERNA, DONATO 0 1,890,684
BHCH 0 621,372
MARTINEZ-RAMIREZ GAS UNIT 0 2,270,826
GARZA L. B 2 0 155,220
STATE CUATRO CATTLE A 0 1,132,827
TREVINO -B- 0 0
MECOM, J.W. 0 77,577
GEO-FALCON 0 253,550
URIBE, S 0 5,178,023
J. VELA CUELLAR G. U. B 0 282,030
CASSIN, EDWARD 0 9,923,430
MOSS, JOE, UNIT 0 0
GUERRA, R. 0 101,707
VELA CUELLA,J.GAS UNIT 0 0
KENEDY MEMORIAL WEST 0 0
CUELLAR, FERNANDO B 0 1,200,168
PEREZ A 0 176,488
GUTIERREZ, J. M. B 0 16,298
VELA, SERAPIO B 0 1,068,238
LAPERLA 0 409,894
DECARREON, G.G. 0 303,635
RAMIREZ, J. EST. 0 5,007,228
HAYNES A 0 0
VELA-SMITH GAS UNIT 0 1,626,716
LAUREL, F.D. A 0 4,159,030
DOLORES GAS UNIT C 0 38,698
RAMIREZ, MARIA V. 0 4,062,639
HERBST, M.V. 0 26,444,956
VILLARREAL, B. GU 0 39,648
LOPEZ FAMILY TRUST A 0 10,856
EL MILAGRO B BAJO (SHALLOW) 0 783,773
RAQUEL GUTIERREZ 0 10,681
WORLEY, R. J. 0 202,662
ADRIAN, VELA 0 101
MARSHALL 0 1,360,388
FERNANDO MUNOZ 0 3,934,586
SALINAS A 0 9,672,535
ARCO-MARSHALL, S. G. 0 0
MARTINEZ, ANTONIO ET AL 0 23,853,189
G. G. HINOJOSA 0 9,535,105
SANTOS, R. GAS UNIT 0 470,705
BENAVIDES, C. Y. 0 858,348
MARTINEZ, OMAR 0 653,557
GARCIA, SALVADOR F 0 37,830
SMITH, A.H. 0 6,264,428
BRAVO UNIT 0 6,577
MCGRATH, JOHN J. 0 0
GARZA, L. ESTATE 0 26,941
TEXACO (MF) 181 0 22,923
URIBE 0 6,433,939
BUSTAMANTE TOWNSITE 0 1,426,964
MOFFATT, ELZA GUTIERREZ 0 43,825
GUADALUPE 0 480,658
VASQUEZ-PENA-HAYNES 0 4,759,886
JENNINGS, ROY 0 6,059,826
CUELLAR LAND & CATTLE LTD ET AL 0 0
P. GONZALES GAS UNIT 0 596,164
GUTIERREZ, CHEVRON R. 0 1,078,876
VELA, HUMBERTO 0 0
LA PERLA A 0 690,603
DE GARCIA, JUSTINA B. ET AL 0 15,811
RAMIREZ LTD 0 0
GUTIERREZ, ROMEO 0 967,745
LAS PRESAS-GARCIA A 0 1,346,198
DIAMANTINA 0 30,491
RAMIREZ, L. O. 0 4,221,356
HAYNES, LEONARD ESTATE 0 150,783
VIELMANN 0 2,558,749
LEYENDECKER, G.L. 0 5,381,214
DYE, JAMES 0 2,271,500
RAMOS, FELIX 0 17,376,211
WHITTIER 0 10,137,989
7A INVESTMENTS LTD. GU 0 459,954
M.L.E.I.; MARSHALL, S.G. 0 203,957
F. D. LAUREL 0 0
ROGELIO URIBE A 0 0
ZACHRY, E.B 0 29,083
AMANDO 0 2,170,769
MARTINEZ MINERALS 0 3,114,355
FLOREZ 0 24,955
SANCHEZ, J.M. EST. 0 0
BENAVIDES, ALEJO 0 203,652
MARTINEZ, LAURO-EUDOXIO GU 0 2,332,558
GARCIA, SALVADOR A 0 2,153,039
SLATOR RANCH A 0 4,863,855
BMT-BARROCITO 0 9,889,501
MCASKILL TR5 0 3,654,507
GARZA, L 0 4,463,692
SWANTNER G. R. A 0 2,075,048
TREVINO, ET AL UNIT 0 179,379
BRUNI MINERAL TRUST AB 0 3,738,688
MENDOZA, E. G. GAS UNIT 0 3,458,202
GONZALEZ GAS UNIT 0 950,621
VASQUEZ DE PENA 0 920,974
JENNINGS RANCH AA 0 468,620
CUELLAR B 0 0
NEEL, BESS M. 0 4,644,209
GUTIERREZ C 0 49,538
VELA, BOBBY 0 1,480,018
KRAMER 0 22,686
CUELLAR, R. 0 0
R M T 0 7,024,210
GUTIERREZ, J.M. B 0 1,780,620
VELA-ALEXANDER GAS UNIT 0 4,400,357
VERGARA, J. B. 0 321,267
LAURO LOPEZ 0 0
DON JOSE LAND 0 846,185
RAMIREZ-YZAGUIRRE GAS UNIT 0 3,402,134
HINNANT HEIRS B 0 8,936,652
VIOLETA RANCH 0 10,256,563
LOPEZ, RUFINO & JOSEFA 0 5,210,916
EMILIANO VELA 0 698,558
REID, M. 0 0
YZAGUIRRE, D. HEIRS 0 3,168,035
ALEXANDER, M. TRUST 0 3,091,779
MARSHALL-URIBE GAS UNIT 0 2,606,051
FLORES, L. G. 0 44,015,884
SAN FERNANDO 0 2,903,601
BARROCITO, B. M. 0 17,087,920
MARTINEZ, E.T. 0 5,496,538
GARCIA SALINAS PEDERNAL LTD. 0 10,948,153
SERNA, DONATA 0 1,578,037
BERNARDO GAS UNIT 0 27,224,382
MARTINEZ-ALEXANDER GAS UNIT A 0 411,738
GARZA L. 0 2,880,456
STATE - CUATRO CATTLE COMPANY 0 536,624
BRUNI ESTATE 0 645,665
MECOM, J. W. (SWD) 0 0
GARZA-MUNOZ G. U. 0 0
URIBE, ROGELIO A 0 608,056
J. VELA CUELLAR 0 1,460,394
CASSIN, E. W. ET AL 0 1,105,735
MORGENSTERN 0 5,969,350
GUERRA, M. 0 13,268,591
VELA B 0 1,295,821
JUANA NCT 0 1,154,515
CUELLAR, FERNANDO A 0 1,753,795
PENA, H.L. 0 1,454,322
GUTIERREZ, J. M. 0 7,117,283
VELA, ROBERTO 640 ACRE GAS UNIT 0 165,612
LANIER-RATHMELL-ALEXANDER G U 0 829,154
DECARREON, G. G. 0 20,755,123
RAMIREZ, J. EST 0 845,387
HAYNES E 0 10,435,801
LAUREL, F.D. 0 3,534,141
DOLORES GAS UNIT B 0 139,359
RAMIREZ, MANUEL RAMOS 0 23,352
HERBST, M. V. 0 1,495,902
VILLARREAL TRUST 0 0
LOPEZ 0 2,839,249
EL MILAGRO B 0 4,012,577
RANGEL, B.M. 0 1,841,138
WORLEY GAS UNIT 0 9,407,254
ADRIAN EUDOXIO MARTINEZ GU 0 921,889
MARRS MCLEAN 0 126,708
FERNANDO CUELLAR ET AL GAS UNIT 0 160,492
SALINAS 0 2,510,595
ZAPATA TOWNSITE GU 5 0 4,253,037
ARACELI GAS UNIT 0 2,685,480
MARTINEZ, ANTONIO 0 904,769
G. B. VERGARA 0 486,449
SANTOS, AIDE 0 0
BENAVIDES, BELIA R.-B 0 521,527
MARTINEZ, MERCURIO G.U. 0 1,105,490
GARCIA, SALVADOR E 0 247,158
SMITH, A. H. 0 1,489,599
BRAVO G.U. 0 1,377,267
MCGRATH B 0 685,987
GARZA, L. B 4 0 719,867
TESORO-YZAGUIRRE 0 524,746
U.S.A. GAS UNIT NO. 1 0 2,465,984
BUSTAMANTE HEIRS 0 1,201,018
MOFFAT, ELZA GUTIERREZ 0 3,193,861
GRIMSINGER, LORAINE 0 82,303
VASQUEZ, ROMERO J. 0 337,146
CUELLAR HEIRS B 0 220,313
OSCAR GUTIERREZ ET AL 0 839,057
GUTIERREZ, B.G. 0 0
VELA, HERMINIA C. ET AL 0 0
LA PERLA -B- 0 107,735
DE GARCIA HEIRS 0 592,029
RAMIREZ GAS UNIT 0 56,997
GUTIERREZ, RAQUEL F 0 1,449,222
VELA-SMITH G.U. 0 68,330
HAYNES, LEONARD 0 63,654,225
VIEJA, LOMA 0 1,662,436
LEYENDECKER, G. L. 0 27,816,419
DYE, J.D. 0 2,193,958
RAMOS, BALTAZAR ET AL 0 1,537,696
WHITE, J.H. 0 5,992,272
7-A INVESTMENT, LTD. 0 0
M.L.E.I.; MARSHALL, S. G. 0 2,669,183
EUDOXIO MARTINEZ UNIT 1 0 6,993,084
RODRIGUEZ-STATE 0 279,919
ZACHRY, E. B. 0 17,078,522
ALVAREZ GAS UNIT 0 28,181,610
MARTINEZ ET AL 0 2,197,403
FLORES-CALISHE RANCH 0 525,643
SANCHEZ, J. M. ESTATES 0 0
BENAVIDES TRUST 0 13,544,467
MARTINEZ, LAURO-ACELA GAS UNIT 0 248,128
GARCIA, SALVADOR 0 412,425
BMT MARTIN C 0 662,096
MCASKILL TR4 0 713,087
GARZA, FERNANDO DEEP 0 406,505
SULLIVAN-HEIN 0 118,161
TREVINO, E., ET AL 0 0
BRUNI MINERAL TRUST AA 0 1,379,245
MENDOZA UNIT 0 0
GONZALEZ ET AL G.U. 0 85,614
VASQUEZ - URIBE A GAS UNIT 0 729,439
JENNINGS RANCH 0 2,978,614
CUELLAR 0 636,958
NEEL, BESS 0 6,833,502
GUTIERREZ B 0 791,688
VELA, ANTONIO 0 4,252,318
KMF 0 0
CUELLAR, MARIA HEIRS 0 153,668
R & R RAMIREZ F.P.LTD 0 169,349
GUTIERREZ, J.M. A 0 24,954,478
VELA, SERAPIO HEIRS GU C LSE 0 633,100
LAS PIEDRAS GAS UNIT 0 0
DEVON GAS FEE 0 1,392,428
VERGARA, G.B. ET AL 0 7,384,561
LAURO 0 264,109
DON JOSE GAS UNIT 0 2,484,897
RAMIREZ-YZAGUIRRE 0 129,558
HINNANT HEIRS 0 14,174,773
VILLERREAL 0 482,742
LOPEZ, LAURO MINERAL TRUST 0 40,143,246
ELLIS 0 2,046,378
RED CREST TRUST 0 2,024,823
YZAGUIRRE J. 0 489,623
ALEXANDER, M. M. B. 0 21,773
MARSHALL, STANLEY G. ET AL 0 3,648,148
FLORES, FRANCISCO J. ET AL 0 0
SAN ANTONIO DE LA HUERTA RASH GU 0 0
BARROCITO 0 190,370
MARTINEZ, E.C. 0 6,786,993
GARCIA ET AL G.U. 0 26,897
SERNA GAS UNIT 0 0
BERNARDO BUSTAMANTE G.U. 0 2,627,880
MARTINEZ-ALEXANDER GAS UNIT 0 5,174,250
GARZA HEIRS 0 738
SPEARS, IRENE L. 0 363,880
BRUNI EST. GU 0 0
MECOM, J. W. 0 148,866,916
GARZA-IRENE GAS UNIT 0 6,371,599
URIBE, P. 0 21,067
J. O. D. 0 3,708,785
CARRILLO, O.P. 0 2,310,325
MORALES, ROSALVA DIANA 0 896,595
GUERRA, JTS 0 956,017
VELA - SMITH GAS UNIT 0 0
JUANA A 0 242,665
PENA 0 5,989,123
GUTIERREZ, J. 0 0
VELA, ROBERTO 0 10,501,410
LANIER, S. ET AL 0 2,336,569
DE VELA, AMELIA L. 0 38,894
RAMIREZ, FREDERICO 0 0
HAYNES D 0 3,642,047
LAUREL, F. D. A 0 1,093,753
DOLORES GAS UNIT A 0 158,685
RAMIREZ, MANUEL 0 892,385
HEIN-BRUNI GU 0 5,040,028
VILLARREAL GUTIERREZ GU 0 1,056,124
LOPENO F 0 136,000
EL EBANITO LAND CO., LTD. 0 1,276,348
RANGEL, B. M. 0 4,247,035
WORLEY 0 4,710,859
ADELFA 0 1,102,226
MARIA CUELLAR 0 891,038
FERNANDO 0 11,875
SALDIVAR 0 645,348
ZAPATA TOWNSITE 4 GAS UNIT 0 705,428
ARACELI 0 2,799,642
MARTINEZ, ADRIAN GAS UNIT 0 11,492,131
FULLBRIGHT, J.E. ET AL 0 0
SANTA MARIA MINERALS 0 630,307
BENAVIDES, BELIA R. B 0 10,020,738
MARTINEZ, MERCURIO ET AL UNIT A 0 1,999,329
GARCIA, SALVADOR D 0 2,180,979
SMITH AH 0 42,166
BRAVO 0 2,229,426
MCGRATH 0 7,910,908
GARZA, L. B 3 0 121,919
TEPOZAN 0 337,231
U.S.A. GAS UNIT 2 0 4,190,464
BUSTAMANTE GAS UNIT NO. 1 0 309,906
MEZA ESTATE UNIT 0 0
GRACIA, CATARINO ET AL 0 7,593,171
VASQUEZ, ROMERO ET AL 0 0
CUELLAR HEIRS 0 1,087,572
OLEGARIO VILLARREAL HEIRS 0 238,045
GUTIERREZ, B. G. 0 6,880,134
VELA, G.O. ET AL A 0 2,908,149
LA PERLA B 0 7,264,851
DE DIOS, JUAN 0 9,576,593
RAMIREZ ET AL GAS UNIT A 0 1,072,864
GUTIERREZ, RAQUEL 0 2,041,343
VELA-SMITH G. U. 0 1,143,754
HAYNES, L. EST. 0 250,370
VIDAURRI-STATE GAS UNIT NO. 2 0 21,200,958
LEYENDECKER G.L. 0 8,240,372
DYE, J. D. 0 10,223,836
RAMOS, BALTAZAR 0 11,923,370
HORACIO GONZALEZ 0 145,382
WHITE, J. H. 0 437
3J ZAPATA/MEZA GAS UNIT 0 1,678,136
M.L.E.I. MARSHALL, S. G. 0 671,925
EUDOXIO MARTINEZ GU 0 466,205
RODRIGUEZ GAS UNIT 1 0 3,369,152
ZACHRY E. B. 0 6,350,644
ALONZO RAMIREZ ET AL GAS UNIT 0 1,684,646
MARTINEZ CHILDREN TRUST FUND 0 340,592
FLORES-CALICHE RANCH 37 0 1,175,249
SANCHEZ, J. M. ESTATE 0 54,818
BENAVIDES STATE GU A 0 40,617
MARTINEZ, LAURO 0 4,508,771
GARCIA, GEORGE 0 44,734
SINGER-ANDERS 0 1,237,055
BMT MARTIN B 0 2,158,500
MCASKILL TR1 0 421,228
GARZA, FERNANDO 0 0
STATE-CUATRO-DELOZEIS UNIT 0 0
BRUNI MINERAL TRUST A-D 0 0
MENDOZA B 0 1,635,016
GONZALEZ 0 2,789,222
VASQUEZ 0 305,666
JENNINGS 0 53,441,003
CORRAL QUEMADO RANCH 0 3,007
NCOC FEE UNIT 0 4,332,055
GUTIERREZ A 0 0
VELA, ADRIAN 0 11,206,197
KINNALLY-CARTER-RICHARDSON 0 246,425
CUELLAR, MARIA 0 27,951,044
PUIG-KING GAS UNIT 0 2,174,282
GUTIERREZ, J.M. -C- 0 2,368,982
VELA, SERAPIO HEIRS GU C 0 1,357,552
LAS PALOMAS 0 985,741
DERLY RAMIREZ 0 1,579,065
VERGARA, G.B. 0 86,246
LAUREL-STATE 0 125,438
DON HILARIO A 0 5,784,685
RAMIREZ, RP & RR 0 36,836
HINNANT FULBRIGHTA GAS UNIT 0 0
VILLARREAL-ZAPATA GAS UNIT 0 3,966,006
LOPEZ, LAURO 0 2,089,287
ELIZONDO ET AL 0 1,972,084
RAY J THOMASMA B 0 1,297,126
YZAGUIRRE DE LOS SANTOS, F. 0 7,153
ALEXANDER, M. M. 0 4,287,383
MARSHALL, STANLEY G. 0 238,662
FLORES, ESPERANZA 0 0
SALVADOR GARCIA D 0 100,379
BARBERIO 0 4,260
MARTINEZ, E. T. 0 11,199,575
GARCIA 0 0
SERGIO, JR. 0 0
BERNARDO BUSTAMANTE G. U. 0 4,713,516
MARTINEZ,L. 0 6,317
GARZA FAMILY TRUST 0 0
SPEAR, IRENE L. 0 1,744,885
TREVINO B 0 2,079,518
BRIONES, J.E. A 0 16,328,240
MCMURREY-TALBERT 0 328,593
GARZA, M.G. GAS UNIT 0 491,997
URIBE, I.C. GU 0 212,225
J. M. GUTIERREZ 0 0
CARRILLO, O. P. 0 4,969,420
MORALES GAS UNIT 0 739,810
GUERRA, AVELINO 0 18,561,816
VELA - GUERRA UNIT 0 596,016
JUANA 0 12,575,677
CUELLAR, F. EST 0 0
PALMYRA MINERALS, LTD. 0 33,363,961
GUTIERREZ, HIGINIO JR. 0 1,131,180
VELA, OSCAR 0 512,551
LANIER ESTATE 0 265,783
DE TREVINO, I. G. 0 0
RAMIREZ, FEDERICO 0 22,752,692
HAYNES B 0 16,763,838
LAUREL, F. D. 0 5,448,650
DOLEN 0 2,317,987
RAMIREZ, M.R. 0 2,823,889
HEIN, LUZ, A ESTATE 0 0
VILLARREAL GUTIERREZ GAS UNIT 0 1,263,605
LOPENO E 0 376,313
EL EBANITO LAND CO. LTD. 0 21,135
RANGEL, B M 0 1,884,709
WILLARS 0 0
ACELA SAN CRISTOBAL 0 529,203
MARCELA DE LOS SANTOS A 0 365,571
FERNANDEZ, N. 0 523,180
SAENZ 0 161,889
ZAPATA TOWNSITE 0 5,364,700
ANTONIO MARTINEZ ET AL UNIT 0 3,234,852
MARTINEZ, ADRIAN 0 4,020,061
FULBRIGHT, J.E. ET AL 0 0
SANTA MARIA LAND 0 217,073
BENAVIDES, BELIA R. C 0 4,281,928
MARTINEZ, MERCURIO ET AL UNIT 0 6,726,909
GARCIA, SALVADOR B 0 1,294,435
SMITH AH 0 904,431
BRASCO RANCH 0 402,072
MCDERMOTT HEIRS 0 119,998
GARZA, L. B 2 0 983,247
TAYLOR, LEROY 0 21,012
TRUJILLO-FLORES UNIT 0 23,696
BUSTAMANTE GAS UNIT 1 0 14,369,229
MEZA 0 257,802
GONZALEZ-GIL B GU 0 7,733,927
VASQUEZ, ROMEO J. B 0 613,682
JENNINGS RANCH D 0 46,581,520
CUELLAR GU 0 131,459
OLD ZAPATA DEEP GU 0 1,195,559
GUTIERREZ UNIT 0 5,491,592
VELA, G. O. ET AL A 0 2,970,873
LA PERLA A 0 3,058,783
DE CARREON, G. G. 0 1,724
RAMIREZ ET AL 0 883
GUTIERREZ, O. B 0 116,529
VELA-LOPENO MINERALS LTD. 0 0
RAMIREZ, JULIAN 0 209
HAYNES, L. 0 174,155,368
VIDAURRI-STATE GAS UNIT 3 0 2,839,388
LEONARDO-GUTIERREZ GAS UNIT 0 2,720,130
DYE STATE G.U. 0 7,346,137
RAMON, BELIA ET AL 0 1,954,830
HONDA 0 138,165
WHITE 0 3,142,220
3J ZAPATA RANCHES 0 243,219
M. G. GARZA GAS UNIT 0 1,008,320
ESTHER RAMIREZ WILLIAMS GAS UNIT 0 1,425,342
RODRIGUEZ GAS UNIT 0 27,540,729
ZACHRY 0 3,948,018
ALONZO LOPEZ 0 0
MARTINEZ 0 1,299,302
FLORES-CALICHE RANCH 0 3,333,024
SANCHEZ, J. M. EST. 0 12,016
BENAVIDES STATE GU A 0 239,101
MARTINEZ, L. 0 2,364,859
GARCIA, FINITA 0 72,259
SINGER GAS UNIT 0 3,808,523
BMT MARTIN A 0 2,770,046
MCASKILL 0 14,322,454
GARZA, ANTONIO 0 0
STATE-CUATRO CATTLE-CASSIN UNIT 0 431,935
TREVINO, E. 412 0 0
BRUNI MINERAL TRUST A-C 0 24,809
MENDOZA 0 12,832,769
GONZALES, P. GAS UNIT 0 1,006,735
VARELA 0 284
JACOBA VILLARREAL ESTATE 0 72,714
COATES, GEORGE H. 0 4,443,332
MUZZA, G. P. 0 108,355,916
GUTIERREZ 0 11,312,546
VELA, ABEL-STATE GAS UNIT 0 2,737,239
KING-GUTIERREZ GAS UNIT 0 608,250
CUELLAR, JUAN 0 1,051,407
PUIG KING GAS UNIT 0 1,612,754
GUTIERREZ, J.M. C 0 71,193
VELA, SERAPIO HEIRS GU D 0 3,301,437
LAS OVEJAS-STATE 0 5,318,785
DERLY 0 3,795,159
VERGARA, G. B. ET AL 0 5,201,825
LAUREL-LAS OVEJAS-STATE GAS UNIT 0 484,608
DOMINION PALMYRA 0 949,744
RAMIREZ, RAMIRO 0 1,092,305
HINNANT A 0 0
VILLARREAL-ZAPATA 0 757,384
LOPEZ, J. M. 0 558,879
ELIZONDO 0 13,603,295
RAUL VOLPE HEIRS 0 169,212
YZAGUIRRE - LEO GAS UNIT 0 4,288,296
ALEXANDER, M. 0 575,337
MARSHALL, S.G. 0 12,718,344
FLORES, E. 0 3,717
SALINAS-RAMIREZ GAS UNIT 0 3,447,260
BALTAZAR RAMOS 0 477,542
MARTINEZ, E. C. 0 1,418,901
GALO 0 9,283,366
SERAPIO VELA E 0 6,798,386
BENAVIDES-VERGARA UNIT 0 3,003,327
MARTINEZ, T. RANCH 0 0
GARZA D GU 1 0 5,502,631
SOLIS 0 385,579
TREVINO B 0 9,468,486
BRIONES, J.E. 0 278
MCMURREY- TALBERT 0 248,349
GARZA, M.G. G.U. 0 1,495,851
URIBE, I. C. 0 836,963
J. G. BENAVIDES GAS UNIT 0 4,048,387
CARMEN VELA C 0 97,147
MORALES ET AL 0 5,909,716
GUERRA, AVELINA 0 13,384,244
VELA C 0 978,375
JUAN RAMIREZ GAS UNIT 0 497,740
PALMYRA MINERALS, LTD 0 2,384,295
GUTIERREZ, HIGINIO JR 0 323,152
VELA, L. G. 0 17,880
LALAJITA RANCH 0 0
DE MARTINEZ, M. 0 5,526,876
RAMIREZ, D. 0 723,386
HAYNES A 0 16,855,575
LAUREL, F D A 0 547,475
DODIER, J.O. 0 589,700
RAMIREZ, M. R. 0 16,191,775
HEIN, LUZ A. ESTATE 0 1,681,504
VILLARREAL 0 43,140,733
LOPENO D 0 385,753
EL EBANITO 0 1,107,651
RANGEL 0 525,339
WHITTIER, L. ESTATE 0 2,418,421
ACELA 0 1,067,794
MANN, E. E. TRUST ETAL 0 972,469
FERNANDEZ 0 735,782
S. G. MARSHALL 0 1,299,941
ZAPATA SWD 0 0
ANTONIO MARTINEZ ET AL A UNIT 0 1,328,181
MARTINEZ, ADELA M. ET AL 0 3,638,542
FULBRIGHT, J.E. G 0 8,507,487
SANTA MARIA 0 3,924,006
BENAVIDES, BELIA R. B 0 14,546,838
MARTINEZ, MERCURIO ET AL 0 344,717
GARCIA, SALVADOR A 0 2,878,844
SLATOR RANCH S 0 383,336
BOWERS TRUST 0 943,724
MCCANN, CATALINA L. 0 5,804
GARZA, L. B 1-T 0 204,812
TAYLOR, J. AUSTIN 0 0
TRUJILLO 0 25,986
BUSTAMANTE G.U.,BERNARDO 0 925,138
MERCURIO MARTINEZ ET AL UNIT A 0 3,424,437
GONZALEZ-GIL A GU 0 3,562,130
VASQUEZ, ROMEO J. B 0 102,409
JENNINGS RANCH C 0 78,987,212
CUELLAR GAS UNIT 0 190,067
OLD ZAPATA DEEP GAS UNIT 0 3,898,277
GUTIERREZ J. R. 0 107,927
VELA, G. O. 0 915,420
LA PERLA 0 336,683,016
DE BARBERIO 0 3,674,895
RAMIREZ B 0 3,454,575
GUTIERREZ, O. 0 1,303,344
VELA-LOPENO MINERALS LTD 0 3,350,197
HAYNES NORTH 0 1,601,262
VIDAURRI, R. ETAL 0 2,889,091
LEONARDO GUTIERREZ G. U. 2 0 0
DONNELL MINERALS 0 155,214
RAMON, A. C 0 0
HINOJOSA, G.G. 0 1,771
WELCH, ROBERT A. FOUNDATION 0 1,025,730
3J ZAPATA MEZA GAS UNIT 0 7,252,940
M. G. GARZA G. U. 0 1,734,342
ESTATE OF L. GARZA ET AL 0 0
RMT C 0 519,874
YZAQUIRRE, J. 0 3,330,083
ALONZO 0 39,651
MARTIN-SANCHEZ UNIT 2 0 1,483,042
FLORES, RUBEN MINERALS 0 0
SANCHEZ, CARMEN D. HEIRS 0 2,252,487
BENAVIDES STATE GU A 0 751,421
MARTINEZ, L 0 82,902
GARCIA, ELMA R. ET AL 0 517,709
SINGER B 0 1,463,873
BMT K&H 0 12,051,865
MC GRATH 0 3,080,299
GARZA, ANASTACIO ESTATE 0 0
STATE- CUATRO CATTLE COMPANY 0 29,027
BRUNI MINERAL TRUST A-B 0 3,439,748
MEDINA/LOZANO 0 0
GONZALES, HUMBERTO, HEIRS 0 0
VARAL RANCHES 0 7,719,700
JACOBA A 0 1,275,441
CHIHUAHUA DISPOSAL SYSTEM 0 0
MUNOZ-GUTIERREZ GAS UNIT 0 5,448,578
GUEVARA A (LAROCA) 0 1,265,785
VELA, A. M. 0 475,590
KING, AL DR. 0 768,840
CUELLAR, J.V. 0 4,803,684
PROVIDENCIA RANCH A 0 593,681
GUTIERREZ, J.M. B 0 2,092,659
VELA, SERAPIO HEIRS GU C 0 536,981
LAS CLAVELLINAS RANCH 36 0 4,728,898
DEMARTINEZ, M. 0 198,698
VERGARA, C.B. ET AL 0 810,744
LAUREL, SERGIO 0 5,549,748
DOMINGUEZ, ET AL 0 44,498
RAMIREZ, R.A. GU 0 753,790
HINNANT 613 0 691,338
VILLARREAL-GUTIERREZ UNIT 0 1,034,382
LOPEZ, H. 0 659,164
EL REFUGIO AD 0 1,232,421
RATHMELL-ALEXANDER GAS UNIT 0 4,802,904
YZAGUIRRE - LEO GU 0 0
ALEXANDER, CHARLES 0 8,106,183
MARSHALL, S. G. ET AL 0 163,785
FLORES, CARMEN 0 53,500
SALINAS, OCTAVIO GAS UNIT 0 2,053,041
B. M. T. - FNB 0 1,112,861
MARTINEZ, B.M. 0 2,393,948
GABRIEL FLORES 0 645,830
SERAFIN URIBE 0 261,528
BENAVIDES-STATE GU 0 5,401,146
MARTINEZ, S. C 0 14,740
GARZA D GAS UNIT 0 3,569,879
SNOWMASS INC. 0 543,204
TREVINO 0 33,765,726
BRIONES, J. E. B 0 435,532
MCMURREY, WM. 0 63,372,449
GARZA, LUISA B. 0 2,077,011
URIBE, H. 0 925,230
IRENE 0 5,956,892
CARILLO-PENA UNIT NO. 1 0 0
MORALES 0 1,999,319
GUERRA L 0 13,839,916
VELA B 0 1,773,805
JUAN DE DIOS 0 3,870,186
CUELLAR, F 0 4,736
PALMYRA MINERALS LTD. 0 1,813,863
GUTIERREZ, HIGINIO 0 179,131
VELA, L. E. 0 487,669
LA SOLEDAD 0 2,198,345
DE MARTINEZ - URIBE GAS UNIT 0 309,584
HAYNES 0 85,057,323
LAUREL O M ESTATE 0 0
DODIER, J. O. 0 2,613,679
RAMIREZ, M. GAS UNIT 0 1,261,240
HEIN, LUZ A. 0 140,653
VILLAREAL-ZAPATA GU 0 180,611
LOPENO B 0 1,057,788
EL CLARENO 0 16,172,911
RANCHO NUEVO 0 26,788,695
WHITTIER, L ESTATE 0 849,237
ABELINO 0 1,361,690
MANN, E. E. TRUST ET AL 142 0 1,324,758
FELIX RAMOS 0 120,119
RUFINO ZAPATA GAS UNIT 0 0
ZAPATA HAWK 0 674,218
ANTONIO MARTINEZ ET AL A GU 0 1,565,183
MARTINEZ, ACELA 0 3,483,379
FULBRIGHT, J. E. UNIT G 0 7,230,420
SANCHEZ-SAN FERNANDO MIN. GU 0 667,087
BENAVIDES, BELA R. B 0 1,408,979
MARTINEZ, MERCURIO 0 1,352,655
GARCIA, SALVADOR G 0 4,051,489
SLATOR RANCH C 0 1,087,855
BOOHER ET AL 0 1,871,648
MCCANN, C.L. 0 662,986
GARZA, L. B 1-C 0 4,640
TAYLOR 0 0
TREVINO,A. 0 11,329,530
BUSTAMANTE G. U. 0 3,278,643
MERCURIO MARTINEZ ET AL UNIT 0 3,245,426
GONZALEZ, RUBEN 0 4,971,307
VASQUEZ, ROMEO J. 0 8,151,114
JENNINGS RANCH B1 0 1,878,440
CUELLAR G.U. 0 1,841,972
OCTAVIO SALINAS GAS UNIT 0 507,823
GUTIERREZ HEIRS 37 0 9,955,090
VELA, EULALIA ET AL 0 0
LA DUQUESA 0 442,858
DASQUEZ, ROMEO J. 0 465,408
RAMIREZ A 0 308,911
GUTIERREZ, MOBIL H. 0 455,502
VELA-LOPENO MINERAL, LTD 0 18,227
RAMIREZ, JOSEFA 0 8,117,436
HAYNES ESTATE 0 686,967
VIDAURRI, R. ET AL 0 34,171,531
LEONARDO 0 57,780,661
DONATO SERNA GU 0 0
RAMON, A. B 0 22,301
VOLPE, RAUL HEIRS 0 983,930
3-D RANCHES 0 9,238,099
M. FLORES 0 1,455,715
ESPERANZA 0 13,896,205
RMT 38 0 1,153,090
YZAGUIRRE-LEO GAS UNIT 0 15,520,346
ALFONSO 0 48,452,942
MARTIN-SANCHEZ G.U. NO. 1 0 125,555
FLORES, RUBEN MINERAL 0 922,474
SANCHEZ, ANTONIO 0 0
BENAVIDES STATE GU 0 933,468
MARTINEZ, IMELDA 0 150,652
GARCIA, CATARINO ET AL 0 972,213
SINGER ANDERS GAS UNIT 0 1,525,131
BMT FNB 0 244,893
MATLES 0 38,772
GARZA, AMERICA ET AL 0 445,484
STATE TRACT M88890 0 48,294
BRUNI MINERAL TRUST A-A 0 1,913,253
MEDINA, B. 0 0
GONZALES, HORACIO 0 1,772,057
VAQUILLAS RANCH LTD 0 2,954
JACOBA 0 7,846,758
CHEVRON H GUTIEREZ 0 1,810,945
MUNOZ, FERNANDO 0 15,950,793
GUEVARA A (LA ROCA) 0 985,550
VELA, A. 0 3,033,373
KING B 0 2,478,352
CUELLAR, J. VELA 0 2,008,983
PORRAS GAS UNIT 0 8,368,985
GUTIERREZ, J.M. 0 2,422,002
VELA, SERAPIO HEIRS B 0 6,996,715
LAS CLAVELLINA RANCH 36 0 17,196
DELOZEIS FAMILY TRUST 0 280,566
VERGARA 0 5,065,702
LAUREL, S. L. 0 348,841
DOMINGUEZ, D. B. A 0 0
RAMIREZ, R. A. GU 0 0
HINNANT 307 C 0 594,529
VILLARREAL-GUTIERREZ GU 0 1,058,813
LOPEZ, C.V. ESTATE 0 12,004
EL REFUGIO 0 3,158,242
RATHMELL, J.G. 0 29,859,882
YZAGUIRRE 0 7,048,536
ALEXANDER ET AL 0 975,047
MARSHALL, S. G. 0 45,496,254
FLORES 0 3,231,997
SALINAS, G.G. 0 355,656
AVELINO GUERRA GAS UNIT NO.2 0 291,883
MARTINEZ, B. M. 0 707,827
G.S.A. 0 0
SERAFIN SAENZ UNIT 0 0
BENAVIDES, JUAN G. 0 673,133
MARTINEZ, S. A 0 905,738
GARZA D G. U. 1 0 19,222
SNAVELY GAS UNIT 6 0 393,376
TOMASA 0 164,724
BRIONES, J. E. 0 1,026
MCMURREY, WM 0 493,007
GARZA, LAURO 0 12,811,306
THOMASMA, RAY J. D 0 1,917,815
URIBE, AURELIANO HEIRS 0 966,654
IKA RAMIREZ (A. GONZALEZ, JR) 0 30,437
CANTU, A. 0 0
MOLLETES CREEK GU 0 667,629
GUERRA L 0 10,922
VELA 0 14,558,990
JOSEFA 0 104,959
PALMYRA MINERALS LTD 0 2,962,870
GUTIERREZ, HECTOR MARIO 0 186,976
VELA, J.M. 0 9,660,002
LA ROCA SWD 0 23,667
DE LOS SANTOS GAS UNIT 1 0 9,002,775
RAMIREZ, ABEL 0 15,454,964
HARALSON BEEFMASTERS, LTD. 0 970,476
LAUREL MINERAL ESTATE 0 18,664,268
DODIER C 0 0
RAMIREZ, M. 0 253,221
HEIN, A.O. 0 3,724,462
VILLAREAL, ROGELIO 0 0
LOPENO A 0 592,930
EDWARD CASSIN A 0 2,790,761
RANCHITO TANK GU 0 2,550,938
WHITTIER, HELEN COMPANY 0 1,718,987
ABEL VELA-STATE GAS UNIT 0 4,100,987
MANN, E. E. TRUST ET AL 0 157,007
FELICIDAD 0 5,831,160
RUBEN FLORES MINERALS, LTD 0 748,808
ZACHRY, H.B. FEE 0 53,949
ANDREWS UNIT 0 6,284,542
MARTINEZ, A. UNIT 0 3,448,705
FULBRIGHT, J. E. ET AL FEE 0 490,777
SANCHEZ-MCMURREY 0 18,732,201
BENAVIDES, B.R. A 0 476,390
MARTINEZ, MERCURCIO ET AL 0 1,631,738
GARCIA, SALVADOR F 0 592,093
SLATOR RANCH B 0 1,877,935
BMT/K&H M 0 0
MCCANN, C. L. 0 1,433,287
GARZA, L. 5 0 546,545
TALBERT, MM ESTATE 0 2,204,473
BUNCH, ROY 0 189,105
MERCURIO 0 5,919,470
GONZALEZ, JOSE ET AL 6 0 0
VASQUEZ, ROMEO ET AL 0 307,643
JENNINGS RANCH B 0 2,575,908
CUELLAR -B- 0 0
OCTAVIO 0 0
GUTIERREZ HEIRS 0 7,401,824
VELA, ENRIQUE 0 1,158
L.F.T. 0 1,076,277
DAISY 0 3,392,885
RAMIREZ 0 4,111,186
GUTIERREZ, JOSE CLEMENTE A 0 1,101,109
VELA-LOPENO 0 1,636,448
VIDAURRI, R. 0 8,751,542
LEONARD 0 0
DONATO SERNA 0 77,928
RAMON C 0 260,732
HINOJOSA 0 1,658,356
VOLPE, R. 0 0
LUNDELL B 0 3,202,321
ESCOBAS SWD 0 0
RMT C 0 4,257,361
YZAGUIRRE-LEO 0 3,099,245
ALEXANDER-SAENZ GAS UNIT 0 606,325
MARTIN, J.C. ET AL 0 7,474,520
FLORES, ROSA G. 0 1,734,412
SANCHEZ ET AL G.U. 0 1,254
BENAVIDES MINERAL TRUST 0 5,767,103
MARTINEZ, G. 0 41,345,411
SINGER A 35 0 316,534
BMT - FNB 0 162,130
MARTINEZ-VIDAURRI UNIT 0 167,735
GARZA, AMANDO TRUST 0 3,758,568
STATE TRACT M80131 0 5,390,000
TREVINO, ALBERTO 0 9,015,056
BRUNI MINERAL TRUST 15 0 2,506,592
MECON. J. W. 0 3,661,146
GONZALES P. GAS UNIT 0 56,874
URIBE-MARSHALL GAS UNIT 0 1,108,097
J.O.D. 1 0 2,308,916
CHARGOS CREEK D 0 0
MUNOZ - GUTIERREZ GAS UNIT 0 224,176
GUERRA-SAENZ 0 582,301
VELA GAS UNIT 0 582,322
KING B 0 3,126,206
CUELLAR, J. V. 0 2,949,771
PHELPS-NEBLETT 0 1,023,266
GUTIERREZ, J. M. C 0 6,182,885
VELA, SERAPIO HEIRS A 0 195
LAS AVISPAS RANCH 40 0 714,577
DELOZEIS A 0 1,478,108
RAMIREZ, JOSE EST. E 0 869,713
HAYNES EST. 0 0
OPERATOR NAME OIL VOL in BBL GAS VOL in MCF
MOTE RESOURCES, INC. 159,679 1,354,102
S M K ENERGY CORPORATION 158,537 4,070,846
CODY ENERGY LLC 118,895 11,607,174
SYNTHETIC ENERGY CORPORATION 55,658 0
MUSTANG OIL & GAS CORPORATION 54,416 16,393,878
PEOPLES ENERGY PROD.-TX, L.P. 50,659 17,615,462
HERSCHAP BROS. 50,254 0
KOVAR OPERATING, LLC 44,876 52,973
PENNZOIL EXPLORATION & PROD. CO. 31,894 96,731,154
CORONADO ENERGY E&P COMPANY, LLC 29,295 7,051,588
CHOCTAW II OIL & GAS, LTD. 28,769 5,214,664
DEVON ENERGY PRODUCTION CO, L.P. 26,441 101,010,064
RAY JR. CO., INC. 22,610 209
MCRAE, NATHAN RATHBURN 20,591 0
KENDRICK, PAUL W. 17,254 0
SHELL WESTERN E&P INC. 16,018 129,771,007
KENDRICK, BARBARA S. 10,168 0
PDQ EQUIPMENT, INC. 9,231 0
PROTON ENERGY, L.L.C. 8,021 56,473
HOLDEN ENERGY CORPORATION 7,656 14,627
BLUESTONE NATURAL RES. II, LLC 6,783 4,716,235
RIDGELINE ENERGY INC. 5,883 0
BPL EXPLORATION, LTD. 5,347 9,992
EOG RESOURCES, INC. 4,250 310,506,781
KILLAM OIL CO., LTD. 3,557 56,914,556
CINCO-CMT, INC. 2,897 0
ZAPATA OIL PARTNERS, L.L.C. 2,840 0
PIERCO ENERGY CORP. 2,791 0
ENERGY 2000, INC. 2,389 320,326
EL PASO E & P COMPANY, L. P. 2,209 12,955,369
KATCO PRODUCTION 1,852 0
PROTON OPERATING COMPANY 1,776 10,177
PENNZENERGY EXP. & PROD., L.L.C. 1,735 8,548,026
POOR BOY OILFIELD SERVICE 1,723 0
SUE-ANN OPERATING, L.C. 1,541 24,911
KILLAM OIL COMPANY 934 4,437,392
RESS PRODUCTION CO. 546 0
ZAPATA MINERALS, INC. 273 0
ZAPATA MINERALS CO. 148 0
SHELL WESTERN E&P 142 103,593,568
BAXTER, KELLY H. OIL AND GAS CO. 53 0
IPACT 43 146,860
DASCON OIL AND GAS COMPANY 5 0
WEST ENERGY DEVELOPERS, INC. 0 17,762
ENERQUEST OPERATING L.L.C. 0 238,466
PROTECH OIL & GAS SERVICES, LLC 0 873
SHIDLER, MARK L., INC. 0 157,061
FRAN INVESTMENTS, INC. 0 40,474
KCS RESOURCES, INC. 0 18,120,213
DEWBRE PETROLEUM CORPORATION 0 77,127
SONAT EXPLORATION COMPANY -TYLER 0 181,814
HILCORP ENERGY COMPANY 0 11,714,862
BELLWETHER EXPLORATION COMPANY 0 2,066,068
ARTHUR & ARTHUR INC. 0 0
SAMSON LONE STAR, LLC 0 368,536
PRIME OPERATING COMPANY 0 361,342
UNION PACIFIC RESOURCES COMPANY 0 67,645,911
MIDWEST OPERATING, LLC 0 0
FAULCONER, VERNON E., INC. 0 1,239,302
ZACHRY EXPLORATION, INC. 0 0
SMITH PRODUCTION INC. 0 632,765
HUGHES, DAN A. COMPANY, L.P. 0 26,292,231
BROWER OIL & GAS CO., INC. 0 43,499
FREDONIA RESOURCES INC. 0 42,758
TEPEE PETROLEUM CO., INC. 0 217,866
ALYNDSON OIL & GAS INC. 0 4,516
PETROPOINT ENERGY OPERATING, LLC 0 599,420
STEPHENS & JOHNSON OPERATING CO. 0 2,613,011
JURASSIC EXPLORATION, INC. 0 53,696
HUNT, WM. HERBERT, TRUST EST. 0 8,178,229
GRAHAM ROYALTY, LTD. 0 5,128,701
VILLALON, J. ANTONIO, TRUSTEE 0 0
DOMINION OKLAHOMA TEXAS E&P, INC 0 8,116,877
KEBO OIL & GAS, INC. 0 406,505
PARKER & PARSLEY PRODUCING L.P. 0 5,937,622
UNITED RESOURCES, LP 0 3,792,375
DOGWOOD OPERATING COMPANY, INC. 0 668,725
SWIFT ENERGY COMPANY 0 360,080
CFO RESOURCES, INC. 0 20,357
HIBBARD ENERGY, LP 0 68,649
MED-LOZ LEASE SERVICE, INC. 0 0
KERR-MCGEE CORPORATION 0 2,434,659
DOLPHIN PETROLEUM, LP 0 11,941
JIN PETROLEUM LLC 0 0
RAKER RESOURCES LLC 0 13,393
FOREST OIL CORPORATION 0 146,124,899
TEXAS, LES C., LTD. 0 4,015
LEGEND NATURAL GAS, LP 0 23,211,806
SOUTHERN G HOLDINGS, LLC 0 64,243
SAMSON LONE STAR LP 0 15,968,825
LOBO RESOURCES, LTD. 0 76,293
RME PETROLEUM COMPANY 0 9,183,023
COUNTY LINE SALT WATER DISPOSAL 0 0
COWRIE ENERGY LLC 0 246
RANCHO BLANCO CORPORATION 0 19,956
EL PASO PRODUCTION OIL & GAS CO. 0 30,726,781
SYNERGY OIL & GAS, L.P. 0 386,050
BNR OPERATING, LLC 0 88,957
ATASCA RESOURCES, INC. 0 587,179
ELLIOTT OIL & GAS OPERATING CO. 0 204,813
COLUMBUS ENERGY CORP. 0 18,522,721
MICHAEL PETROLEUM CORPORATION 0 8,238,829
MAGNA OPERATING, LLC 0 30,229
TX ENERGY SERVICES, LLC 0 0
PRESSLY OIL INTEREST, INC. 0 15,811
WHITSON, JAMES A., JR. 0 7,627,309
DIRNETT, INC. 0 50,397
UNITED RESOURCES LP 0 6,082,753
CHARCO PRODUCTION COMPANY 0 0
REICHMANN PETROLEUM CORP. 0 1,966,260
COMSTOCK OIL & GAS, INC. 0 205,198
BRIDGE OIL PRODUCTION CO., INC. 0 2,097,773
UNITED OIL & MINERALS L. P. 0 8,921,506
SHERIDAN ENERGY,INC. 0 263,637
WORLD ENERGY CORPORATION 0 52,784
SALINAS, OSCAR D. 0 0
OCEAN ENERGY, INC. 0 294,290
ANR PRODUCTION COMPANY 0 126,419
DEVON ENERGY CORPORATION(NEVADA) 0 933,813
BELLOWS, DEWEY OPER. CO., LTD. 0 0
DMS OIL COMPANY 0 10,791
NORTH CENTRAL OIL CORP. 0 182,316,324
TEXAS, LES & CO. 0 5,607
PHEFFER OIL, L.L.C. 0 0
POGO PRODUCING COMPANY LLC 0 69,686,406
LOBO OPERATING, INC. 0 113,575
AMAX OIL & GAS INC. 0 4,811,058
ALEGRE ENERGY, INC. 0 151,241
TRANSAMERICAN NATURAL GAS CORP. 0 91,039,774
COX & PERKINS EXPLORATION, INC. 0 202,662
MERIT ENERGY COMPANY 0 2,256,159
LAREDO ENERGY, LP 0 9,064,060
LAS LOMAS SERVICES, LLC 0 0
ELLIOTT OIL & GAS COMPANY 0 352,714
AMERADA HESS CORPORATION 0 10,985,434
CALPINE NATURAL GAS L.P. 0 4,939,818
GRUY PETROLEUM MANAGEMENT CO. 0 891,921
WAGNER & BROWN, LTD. 0 68,770,467
O. C. R. INVESTMENTS, INC. 0 0
DORAN, W. H., JR. 0 0
WHITE OAK OPERATING COMPANY LLC 0 4,092,903
PARKER & PARSLEY DEVELOPMENT L.P 0 20,446,565
COMSTOCK OIL & GAS, LP 0 35,764,164
TRANSCON ENERGY CORPORATION 0 0
NEWGULF PETROLEUM, LLC 0 0
BRIDGE OIL COMPANY, L. P. 0 4,390,261
ARUBA PETROLEUM, INC. 0 1,072,871
TEG PRODUCTIONS 0 3,273
JMC RESOURCES CORP. 0 23,667
EEX E&P COMPANY, L.P. 0 1,398,751
KERR-MCGEE OIL & GAS ONSHORE LP 0 25,413,605
MAGNUM PRODUCING & OPERATING CO. 0 45,283
BELLOWS OPERATING CO., L. C. 0 0
FINALY RESOURCES LLC 0 0
SEQUOIA MANAGEMENT II, LLC 0 9,302
NEWFIELD EXPLORATION COMPANY 0 40,855,485
DOLPHIN PETROLEUM 0 149,527
CHESAPEAKE OPERATING, INC. 0 322,204,667
UNIVERSE OIL & GAS, INC. 0 191
PLAINS EXPLORATION & PROD. CO. 0 5,517,234
LOBO ENERGY, INC. 0 12,936
XTO ENERGY INC. 0 41,820,630
MISSION RESOURCES CORPORATION 0 0
DAVIS SOUTHERN OPERATING CO LLC 0 18,343
DALE OPERATING COMPANY 0 312
CRIMSON EXPLORATION OPER., INC. 0 7,379,538
ARGENT ENERGY (US) HOLDINGS INC. 0 2,571,642
EP ENERGY E&P COMPANY, L.P. 0 4,644,167
POGO PRODUCING COMPANY 0 64,558,907
THORP PETROLEUM CORPORATION 0 2,492,983
CALPINE NATURAL GAS COMPANY L.P. 0 415,986
CACTUS S.W.D. INC. 0 0
FORBES, C. C. COMPANY 0 0
NEWMAN OPERATING COMPANY 0 40,693
HANSON PRODUCTION COMPANY 0 51,581
ESCUDO OIL & GAS, LLC 0 32,269
ENERGY DEVELOPMENT CORP. 0 51,087,210
MIDPAR L.P. 0 6,478,562
COWEN EQUIPMENT 0 0
REEF EXPLORATION, L.P. 0 0
FANION PRODUCTION CO. 0 0
KEY ENERGY OF COLORADO, INC. 0 403,489
MESQUITE DISPOSAL, LTD. 0 0
CREST RESOURCES, INC. 0 0
JAMES ENERGY CORPORATION 0 0
DEVON LOUISIANA CORPORATION 0 88,020
SAMSON HYDROCARBONS COMPANY 0 23,205
KAISER-FRANCIS OIL COMPANY 0 543,397
HAWN BROTHERS COMPANY 0 2,314,992
NORDSTRAND ENGINEERING, INC. 0 8,204
RICOCHET ENERGY, INC. 0 65,749,143
BLACK BEAR OIL CORPORATION 0 145,999
ENDEAVOR NATURAL GAS, LP 0 385,579
OXY USA INC. 0 12,248,694
MARQUEE CORPORATION 0 295,098
DOMINION EXPL. & PROD., INC. 0 119,003,471
VENTUM OIL AND GAS, LP 0 106,382
DAVIS ASSET MANAGEMENT, INC. 0 244,955
MUELLER EXPLORATION, INC. 0 792,486
MONTECRISTO EXPLORATION, INC. 0 0
ARCO OIL & GAS CO. 0 0
EL PASO E&P ZAPATA, L.P. 0 53,127,976
SANCHEZ-O'BRIEN OIL & GAS CORP. 0 6,797,408
ASCEND OIL & GAS, L.L.C. 0 0
RLU OPERATING, LLC 0 233,761
CALPINE NATURAL GAS COMPANY 0 857,018
PINTAIL PRODUCTION CO., INC. 0 411,418
FALCON PRODUCTION CO. 0 31,934
EMBARK ENVIRONMENTAL HLDGS., LTD 0 0
GECKO OIL & GAS, INC. 0 17,442
NORGAS ENERGY 0 0
COASTAL OIL & GAS CORPORATION 0 103,186,522
PIONEER NATURAL RES. USA, INC. 0 41,143,685
MCCABE, J. C. 0 0
JIM WELLS SWD, INC. 0 0
SATCO, INC. 0 0
BAY ROCK OPERATING COMPANY 0 0
WINDRUSH OPERATING CO., L.L.C. 0 3,673
HAYES OIL & GAS CO. 0 82,303
KEY ENERGY SERVICES,INC GCD 0 0
SAFARI PRODUCTION COMPANY, INC. 0 36,768
BDR ENERGY CORPORATION 0 0
CLIFFWOOD PRODUCTION CO. 0 301,902
WAGNER, DUER & CO. 0 1,301,742
THRASH OIL & GAS CO. 0 0
ACOCK/ANAQUA OPERATING CO., LC 0 176,077
RED BULL OIL AND GAS CO. 0 0
FORZA OPERATING, LLC 0 2,714
TRANSTEXAS GAS CORPORATION 0 456,686,849
YATES OPERATING CORP. 0 0
ENRON OIL & GAS COMPANY 0 296,875,196
TORCH OPERATING COMPANY 0 5,705,129
FROST, KENNETH OIL & GAS INC. 0 129,346
CONTINENTAL OPERATING CO. 0 726,890
BURK ROYALTY COMPANY 0 447,399
BFD ENERGY CORPORATION 0 241,896
DYNAMIC PRODUCTION, INC. 0 19,229,349
BASIC ENERGY SERVICES, L.P. 0 0
NATURAL RESERVES GROUP, INC. 0 9,490
SMITH OPERATING AND MGMT CO. 0 1,486,441
SANCHEZ OIL & GAS CORPORATION 0 3,881,579
SOVEREIGN ENERGY 0 5,495
EAGLE OIL & GAS CO. 0 3,457,089
W&S OILFIELD SVC & EQUIPMENT INC 0 0
CONTINENTAL EXPLORATION, L.L.C. 0 201,951
KLEINER,C.J.EST.-TURNER & FISKE 0 0
BFS PRODUCTION CO., INC. 0 0
TESORO E&P COMPANY, L.P. 0 3,536,557
MANSFIELD, NORMAN H. 0 0
COLLINS & WARE, INC. 0 96,888
BLUESTONE NATURAL RESOURCES, LLC 0 498,119
MOBIL PRODUCING TX. & N.M. INC. 0 5,363,916
HUGHES, DAN A. COMPANY 0 13,804,643
J & R CONTRACTORS 0 19,834
HOLMES OIL, INC. 0 0
MOHICAN OPERATING, L.L.C. 0 71,652
GEONATURAL RESOURCES, INC. 0 249,877
SANDEL OPERATING COMPANY 0 126,006
KEY ENERGY SERVICES, LLC 0 0
BETTIS, BOYLE & STOVALL 0 424,323
STONESTREET OPERATING CO, LLC 0 193,614
STONE BROTHERS 0 0
FINA OIL & CHEMICAL COMPANY 0 1,391,957
OKIE OPERATING COMPANY, LTD. 0 57,770
SONAT EXPLORATION CO. - HOUSTON 0 1,704,050
GONZALES, RICHARD R. 0 0
ENERCORP RESOURCES, INC. 0 2,975,664
CONOCOPHILLIPS COMPANY 0 554,075,633
ANADARKO E&P COMPANY LP 0 0
CHEVRON U. S. A. INC. 0 500,919,600
BISON ENERGY PARTNERS, LTD. 0 196,611
KIMMELL, C. E. 0 0
PALADAR INVESTMENTS I, L.L.C. 0 1,792,588
JN EXPLORATION & PRODUCTION LP 0 1,503,208
L.O.G. ENERGY EXPLORATION, LTD. 0 9,819,819
SOUTH TEXAS DISPOSAL, INC. 0 0
DENALI OIL & GAS MANAGEMENT, LLC 0 25,535,263
TITAN VACUUM SERVICES, LLC 0 0
MARWELL PETROLEUM, INC. 0 969,376
EDGE PETROLEUM OPER. CO., INC. 0 1,730,511
JK EXPLORATION & PRODUCTION,INC. 0 658,493
COLUMBUS ENERGY, LLC 0 3,506,065
PALOMA RESOURCES, LLC 0 3,369,733
PREVAIL ENERGY, INCORPORATED 0 41,545
ROSETTA RESOURCES OPERATING LP 0 5,016,424
DUGGER, GLENN 0 0
UNIT PETROLEUM COMPANY 0 63,537
FLORES-SAN MIGUEL, INC. 0 0
APACHE CORPORATION 0 89,551
ENERVEST OPERATING, L.L.C. 0 7,306,097
CNG PRODUCING COMPANY 0 12,831,747
DELTA SEABOARD WELL SVC, INC. 0 0
CJ PETROLEUM SERVICES, LLC 0 0
WAGNER OIL COMPANY 0 32,747,871
ACOCK/ANAQUA OPERATING CO., LP 0 710,431
WADI PETROLEUM, INC. 0 0
WEEKLEY ENERGY GROUP, LLC 0 10,943
PRIZE OPERATING COMPANY 0 4,296,833
HOWARD EXPLORATION, INC. 0 120,731
RMR OPERATING, LLC 0 110,952
SOUTHWEST TEXAS SERV DIV OF TA 0 0
TEXCAN RESOURCES CORP. 0 0
L & R ENERGY CORPORATION 0 115,410
OMEGA ENERGY CORP. 0 892
MILAGRO EXPLORATION, LLC 0 604,204
KEY ENERGY SERVICES-SOUTH TX INC 0 0
CONOCO INC. 0 456,704,315
TDC ENGINEERING, INC. 0 43,517
HOUSTON EXPLORATION COMPANY, THE 0 488,623,583
BISON ENERGY PARTNERS, INC. 0 335,256
ROTHWELL ENERGY VENTURES LTD 0 0
OAK VALLEY OPERATING, LLC 0 58,777
EDWARDS, GUS CO. 0 1,012,668
LAREDO ENERGY 0 23,273,311
DAWSON PRODUCTION SERVICES 0 0
PETRA OLEUM CORP. 0 259,024
ZACHRY, H. B. COMPANY 0 33,993
MARWELL PETROLEUM LTD PARTNRSHIP 0 723,543
BRECK OPERATING CORP. 0 834,471
ESCONDIDO RESOURCES GP, LLC 0 23,534
SILVER PINES ENERGY CORP. 0 264,461
FOREST OIL PERMIAN CORPORATION 0 20,632,863
PREVAIL ENERGY, INC 0 12,348
PINPOINT ENERGY OPERATING, LLC 0 244,783
TRATON OPERATING COMPANY 0 36,839
BRIGHTON ENERGY, L.L.C. 0 148,235
STIVERS INC 0 7,432,888
MUELLER ENGINEERING CORP. 0 254,494
U.S. ENERCORP, LTD. 0 3,582,243
LEGEND NATURAL GAS II, LP 0 13,359,974
PETRO-HUNT, L.L.C. 0 4,649,817
TEXPRO, INC. 0 0
NOBLE ENERGY INC 0 2,035,439
DREYFUS, LOUIS NATURAL GAS CORP 0 1,650,006
ACOCK OPERATING LIMITED 0 838,733
TRI-C RESOURCES, INC. 0 935,445
LEFT BEHIND RECOVERY, LLC 0 0
PIONEER RESOURCES PRODUCING, L.P 0 2,398,839
WESTPORT OIL AND GAS COMPANY, LP 0 18,812,333


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