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
BTLT A 0 1,674,705
GARZA - MONTALVO GAS UNIT 0 1,342,186
LUERA STATE GAS UNIT A 0 2,083,018
SLICK STATE B 0 2,275,082
SLICK, T.B. EST. -H- 0 31,706
CANTU UNIT 0 238,772
GARZA, RUBEN 0 0
SLICK, T. B. EST -B- 0 0
COATES MINERALS 0 0
GREEN - MANNING 0 32,115
MINITA SHALLOW GU 0 949,568
SPEER, GEO. H. STATE -B- 0 0
GUERRA SHARE 184 0 129,394
NILO GAS UNIT 0 153,939
STATE SLICK 0 489,006
DEE DAVENPORT STATE OF TEXAS 0 76,559
GUERRA, A., JR. UNIT 6 0 388,005
GUERRA-USA GAS UNIT D 0 5,534,464
TB SLICK 535 0 1,000,153
HALL-STATE, J.F. 0 24,667
RICHARDS, G. L. 0 1,156,191
TRUSTEE #2A 0 148,770
FARIAS UNIT 0 1,049,289
HINOJOSA, M., -B- ROY ACCT. #1 0 0
SAENZ, VICENTE -STATE -C- 0 445,215
WARDNER, G. P., TR. 60 AC. 0 0
BENAVIDES, ETAL GAS UNIT 0 107,774
GARCIA L&L CO 0 13,873
JUDD ESTATE- STATE RPU 0 541,093
SANDIA C 0 12,511,960
YTURRIA L & L CO. -B- 0 446,222
BLOCK/GUERRA 0 2,449,588
GARCIA, J. A. 0 24,378,351
LA BRISA RANCH #1 0 0
SHEERIN, IRENE TEXAS STATE 0 0
LMB CORP STATE 0 243
SLICK 541 0 2,627,222
MARTINEZ B 0 1,306,072
SLICK, T. B. -H- EST. 0 0
SLICK, T.B. ESTATE B-266 0 6,627,665
CHAPOTAL LAND CO. -B- 0 388,493
SLICK, T. B. ESTATE B 222 0 759
SOUTHWEST TEXAS CORP. 0 198,677
GUERRA GAS UNITA 0 393,239
GUERRA, A. B UNIT 0 85,181
OWEN & MOSS FEE 0 908
T. B. SLICK EST. A-527 0 3,603
DR. GARCIA, JOSE G. 0 26,053
GUERRA, H. P. -C- 0 70,059
THOMAS - RIFE GAS UNIT 0 307,544
3 M 0 693,803
ESCOBAR, RODOLFO NCT-1 0 867,597
HIDALGO-WILLACY 0 66,559
SAENZ, G. F. 0 0
WALKER-STATE 0 29,874
AUSTIN, CARLOS A. 0 9,261
FROST NATIONAL BANK 0 965,280
JAYNE ANN 0 0
SAMANO C 0 262,947
BENTSEN, L. M. B 0 23,199
GARCIA LAND AND LIVESTOCK 0 111,627
LA BRISA 92 0 273,520
SHARE 180A 0 376,794
ZARSKY - BAIRD 0 0
GARCIA, M.M. D 0 0
GARZA, A. M. STATE 0 2,206,381
MARGO EST. 0 2,843,691
SLICK, T B EST A 527 0 180,844
SLICK, T.B. ESTATE B 536 0 2,068,733
GONZALES, B. P. UNIT -A- 0 0
MC KINNEY, A. 0 714,080
SLICK, T. B. EST. A-265 0 83,539
SOUTHWEST FARM & RANCH - STATE 0 2,433,993
CONTRERAS 0 95,170
GUERRA D 0 114,420
STARRPRO MINERALS C4 GAS UNIT 0 577,410
DE GARZA, C.L. 0 110,866
OLIVARES, A. 0 2,576,697
STATE-SLICK -D- 0 12,046
DIAZ B 0 97,997
GUERRA, F.B. 0 853,184
HADEN ESTATE 0 0
PIRTLE 0 89,284
TEXACO FEE GUERRA SHARE 22 0 147,849
EDMUNDS, A. K. 0 551,863
ROOS BENNETT 0 208,609
VAN DRESAR 0 1,066,854
ALVARADO, FRANCISCO ET UX 0 718,781
HNOJOSA 0 651
SALINAS, DORA M 0 0
WEHRLE, E. F. 0 89,851
BENTSEN BROS. -B- 0 148,985
GARCIA L & L CO. C 0 2,850,810
KINCAID, J. W. -B- 0 2,370,562
SEMMES TRUST 906 0 0
YTURRIA-GARCIA 0 517
BOSTON TEXAS LAND TRUST # 10 0 89,160
GARCIA, L & L, -C- 0 0
LA GRANGE 0 465,156
SIMMONS, JAY UNIT 0 0
BTLT 0 12,299,995
GARZA 0 484,260
LUERA 0 1,253,792
SLICK, T.B. EST. -B- 0 0
GARZA, ROMEO 0 514,924
SLICK, T. B. EST -A- 0 34,473
SLICK-STATE 885 0 0
MINITA SHALLOW B GU 0 669,653
DAVENPORT, F. D., -A- 0 151,713
GUERRA SHARE 180-A 0 5,826
NEBLETT, W. T. 0 0
STATE RIVER-SANTA MARGARITA 0 9,341
DECKER GU 0 12,387
GUERRA, A., JR. NCT-1 0 33,721
GUERRA-U.S.A.GAS UNIT D 0 0
PENA, EMMA ET AL 0 82,161
T.B. SLICK ESTATE B 528 0 37,375
EAST, ALICE K., MRS. STATE 0 0
HALL, J.F. STATE -A- 0 2,531,331
RICABY, S. B., ESTATE -G- 0 0
ACEVEDO, H. GAS UNIT 0 0
FARIAS 0 107,720
HINOJOSA, M. L. 0 0
SAENZ, VICENTE 0 25,859
BAZAN 0 142,474
GARCIA 0 1,276,260
JUDD ESTATE -STATE 0 0
SANCHEZ, Y. 0 186,459
YTURRIA L & L CO. C 0 2,913,070
BLOCK-GUERRA 0 3,395,792
GARCIA, I.Y. 0 5,174,387
LA BRISA RANCH A 0 2,428,228
SHEERIN, IRENE - TEXAS STATE 0 366,574
LMB CORP - STATE A 0 114,328
SLICK 539 0 3,885,944
SLICK, T. B.,ESTATE 0 0
CAMERON, EVELYN STATE 0 728,834
GARZA, A.M. STATE 0 0
SLICK, T. B. -E- EST. 0 0
SLICK, T.B. ESTATE B 0 15,288
GONZALES, RICARDO 0 0
SLICK, T. B. ESTATE AV 535 0 478,763
SOUTHWEST TEXAS CORP G 0 350,146
DAVENPORT B 0 956,001
GUERRA GAS UNIT A 0 2,754,768
MUNOZ, IMELDA 0 1,447,585
STATE OF TEXAS 0 7,268,812
DE JUAREZ, MARGARITA G. 0 0
GUERRA, R. R. PARTNERSHIP, ET AL 0 3,615
ORIVE, A. A 0 23,223
T. B. SLICK EST. -A- 265 0 4,668
DOYNO, F. 0 0
GUERRA, H. P. -B- 0 0
HALL, J. F. -STATE-A- 0 2,640,521
REILLY GAS UNIT 0 751,578
THOMAS - RIFE ET AL UNIT 0 826,959
HMC-TIE LA BRISA 0 143,836
ESCOBAR, E. NCT-2 0 0
HERRMANN, DONALD ET AL 0 0
SAENZ, F.M. UNIT 0 0
ARRIAGA GU F 0 1,499,353
FRIO E UT -B- 0 0
JACKS, JAY 0 253,067
SAMANO 0 70,568,154
BENTSEN, L. M. 0 1,013,987
LA BRISA 913 0 215,903
SEYFRIEDT, B. S. 0 873,347
ZARSKY 0 454,781
GARCIA, M. S.T. 0 2,244,719
CAMERON 554 0 111,279
GARZA, A. M. -STATE 0 4,702,206
SLICK, T.B. ESTATE B 534 DR 0 1,508,392
GONZALES, B. P. 0 0
SLICK, T. B. EST. A 485 0 74,825
SOUTHWEST FARM & RANCH 0 4,739,826
GUERRA D 0 5,802,172
SLICK, T. B. ESTATE B1 0 58,213
STARR-GUERRA 0 0
GUERRA SHARE 8 - D 0 38,303
OLIVARES GAS UNIT 0 0
STATE-SLICK -C- 0 0
GUERRA, F. B., ESTATE -B- 0 0
H. ACEVEDO GAS UNIT 0 640,053
PHILLIPS BTLT 0 439,880
TEXACO FEE GUERRA C 0 64,211
EDGERTON 0 575
HEARD,J.F.B. 0 107,842
VALLE GRANDE 0 358,372
ALVARADO, FRANCISCO 0 393,183
HMC/TIE LABRISA 0 343,036
SALINAS, DORA 0 0
WARDNER, G.P., TRUSTEE, 60AC. 0 0
BENTSEN BROS. -A- 0 342,007
GARCIA L & L -C- 0 159,559
KINCAID, J. H. 0 0
BOSTON TEXAS LAND TRUST 0 324,013
GARCIA, JOSE G. DR. 0 429,715
LA COPITA GAS UNIT 0 20,611,366
SILVA-COATES ENERGY TRUST 0 458,728
GARCIA-YTURRIA GAS UNIT 0 4,661,302
SLICK STATE 0 1,440,073
SLICK, T.B. EST. -A- 0 263,347
CANALES, EDUARDO 0 658,678
MARTINEZ, B. 0 1,385,226
SLICK, T. B. EST B 528 #163 0 0
SLICK-STATE 0 2,396,695
GREEN & MANNING GU NO.2 0 0
MINITA GAS UNIT 0 1,210,481
SPEER, GEO. H. ST B 0 805,238
DAVENPORT, F. D. A6 0 0
GUERRA MINERAL TRUST (NCT-III) 0 779
NEBLETT, G.E. ET AL GAS UNIT 0 10,482,599
STATE RIVER - SANTA MARGARITA 0 781,117
DE VELA, VIRGINIA CHAPA, -A- 0 0
GUERRA, A., JR. ET AL -A- 0 780,577
GUERRA-U.S.A. GAS UNIT D 0 427,922
PENA, EMMA 0 125,104
T.B. SLICK ESTATE A 485 0 115,077
EAST, ALICE K., MRS. -STATE 0 0
HALL, J.F. -STATE-A- 0 57,970
RICABY, S. B., ESTATE -D- 0 138,693
TRUSTEE #1 0 21,813
ACEVEDO 0 1,360,631
FALCON 0 766,471
SAENZ, M.-STATE 0 61,608
WARDNER, G. P. TRUSTEE -B- 0 0
G. E. NEBLETT ET AL GAS UNIT 0 16,383,571
JUAREZ,MARCOS 0 0
YTURRIA L & L -C- 0 1,009,140
BLOCK, E. HEIRS B 0 279,858
GARCIA, I. Y. 0 59,643,635
SHEERIN GAS UNIT 0 6,655,734
BRUNI-SLAUGHTER 0 0
LEHR 0 132,298
SLICK 535 0 1,356,324
SLICK, T. B., ESTATE-A- 0 0
CAMERON, EVELYN 0 602,130
GARZA, A.M. -STATE 0 10,701
SLICK, T.B. ESTATE A-535 0 0
CHAPOTAL LAND CO. 0 1,345,862
GONZALES, OSBELIA SAENZ ET AL 0 365,952
MCKIM-ALVAREZ 0 43,637
SLICK, T. B. ESTATE A 529 0 1,237,322
SOUTHWEST TEXAS CORP F 0 1,907,790
DAVENPORT 0 212,536
GUERRA GAS UNIT A 0 6,543,252
MUNOZ UNIT 0 992,410
STATE LMB PARTNERSHIP 0 21,931
DE JUAREZ, M. G. 0 0
T. B. SLICK B-536 0 621,535
DOYNO 0 56,976
GUERRA, H. P. 0 0
HALL, J. F. -STATE -A- 0 937,162
REILLY HEIRS 0 84,991
THOMAS 0 0
ESCOBAR, E. GAS UNIT NO. 1 0 850,434
HERMANN, E. 0 9,578,381
WALKER, BILLY L. 0 4,880,554
ARGENTINA SWD 0 0
J. NEBLETT 0 207,421
SALINAS, UVALDO 0 0
WOOD, D. G., SR. -B- 0 0
BENTSEN TRACT IV 0 230,321
GARCIA LAND & LIVESTOCK CO. 0 0
LA BRISA 91-3 0 1,303,584
SEYFRIEDT 928 0 1,466,499
ZAMORA STATE 0 3,255,896
BRANNAN 0 12,407,706
GARCIA, M. M., LAND TRUST 0 1,668
GARZA, A. M. -ST 0 5,970,817
M.M. GARCIA D 0 1,160
SLICK, EARL F. ET AL 0 0
SLICK, T.B. ESTATE A 0 743,208
CARRUTH, E.B. -C- 0 0
MAYFAIR LABRISA 0 932,435
SLICK, T. B. EST. -C- 0 253,775
SOLIS, Z. -B- 0 0
GUERRA A SWD 0 0
MONTALVO, I.V. -A- 0 13,860
SLICK, T. B. ESTATE B-486 0 377,943
STARR PRODUCE COMPANY 0 2,634,084
GUERRA SHARE 344 0 0
OLIVARES , A. 0 44,560
STATE-SLICK D 0 1,585
GUERRA, F. B., -F- 0 345,551
H. ACEVADO GAS UNIT 0 176,440
PEREZ, FRUMENCIO, ETAL 0 0
TEXACO FEE GUERRA G 0 1,562,073
ECHOLS, GEORGE ET AL 0 44,089
RODRIQUEZ 0 0
VALDEZ, ETICA 0 0
ALVARADO, DANIEL UNIT 0 0
FINA-CONNOCO FEE 0 0
SALINAS, D. 0 43,073
WARDNER, G.P. TR. 60 AC. 0 0
BENTSEN BROS. - STATE 0 42,022,459
KENT GAS UNIT 0 1,758,947
SEMMES A 0 16,588
YTURRIA, L & L CO. B 0 0
BLOOMBERG. SAMUEL D. 0 752,970
GARCIA, JOSE G. 0 0
LA BRISA RANCH/STATE 542-B 0 95,033
SILVA STATE GAS UNIT 0 1,344,643
GARCIA-YTURRIA -A- GU 0 40,237
SLICK ESTATE STATE OF TEXAS UNIT 0 0
SLICK, T.B. EST. E 0 0
CANALES, E. G. -GARZA GU 0 78,813
GARZA, D.L. -A- 0 40,451
MARTINEZ, B 0 733,766
SLICK, T. B. EST 0 137,034
SLICK,T.B.EST.-B- 0 0
COATES ENERGY TRUST ET AL 0 100,077
GREEN & MANNING GU 2 0 1,214
MILLER-VENCIA UNIT #25 0 0
SLICK, T. B. ESTATE -A- 485 0 242,086
SPEER, GEO. H. -STATE-D- 0 0
DAVENPORT, D.-STATE 0 0
NEBLETT, G. E., ET AL GAS UNIT 0 7,941,531
STATE PARK 0 75,681,513
DE VELA, VIRGINIA CHAPA 0 0
GUERRA, A., EL AL B 0 0
GUERRA-U.S.A. GAS UNIT D 0 78,756,583
T.B. SLICK ESTATE 0 718,592
HALL, J.F. -STATE- 0 0
RICABY, S. B., ESTATE 0 0
A.G. HERMAN, JR. GAS UNIT 0 880,081
F.B. GUERRA ESTATE B 0 126,749
HINOJOSA, LYDIA 0 0
SAENZ, M., -STATE 0 172,080
G & M /GU-2 0 416,050
JUAREZ, MIGUEL 0 1,530,925
SANCHEZ 0 68,130
BLISS 0 725,844
GARCIA, ESTEBAN 0 0
SHEERIN DEEP GAS UNIT 0 1,276,376
BROCK, J.D. H 0 32,959
LEE, H. P., -A- 0 0
CAMERON, DON ET AL STATE 0 0
GARZA, A.M. - STATE 0 5,674,694
MARRS MCLEAN 0 375,625
SLICK, T. B. -B- 0 179,194
CHAPOTAL LAND CO -A- 0 85,180
GONZALES, LUCIO 0 786,435
MCGILL,J.C.JR.STATE 0 0
SLICK, T. B. ESTATE A 527 0 380,530
SOUTHWEST TEXAS CORP E 0 391,443
DALLAS, J.S. L. B. 0 0
GUERRA GAS UNIT A 0 98,027,817
MUNOZ G. U. 0 8,229
STARRPRO MINERALS STATE B UNIT 0 3,455,276
DE HINOJOSA, J.L. 0 0
ORIVE, A 0 929,759
T. B. SLICK B-528 0 480,261
DON CAMERON ETAL UNIT 0 127,819
HALL, C.M. -C- 0 156,648
RAMIREZ-USA GU E 0 79,851,883
TEXAS OSAGE GU 0 1,938,473
ESCOBAR UNIT 0 1,518,968
HERMANN, A.G.GAS UNIT 0 202,107
S.W. FARM & RANCH STATE OF TEXAS 0 857,177
WALKER, BILLY L 0 76,632
AMARO SALINAS GU 0 0
FRIO D-5 UNIT 0 0
IZAGUIRRE SWD 0 0
SALINAS, NICOLAS G. 0 5,497
BENTSEN TRACT III -A- 0 346,927
GARCIA L&L CO. -C- 0 217,646
SEYFREIDT 928 0 3,962,831
ZAMORA RUIZ 0 1,108,773
BOSTON-TEXAS LAND CO 0 0
GARCIA, M. M. FEE -B- 0 0
CAMERON 137 0 1,216,698
GARZA, A. M. - STATE 0 1,328,661
CARRUTH, E.B. C 0 0
GARZA-RIVAS UNIT(D.D.OIL CO.-B-) 0 21,946
SLICK, T. B. EST. -B-534 0 0
SOLIS, N. /OIL UNIT 6/ 0 0
CONOCO 225 0 0
MONTALVO, I.V. -C- 0 18,299
SLICK, T. B. ESTATE B 528 0 0
STARR PRODUCE CO. GU 0 521,986
GUERRA SHARE 331-C 0 218,905
NYE, F. GAS UNIT 0 70,327
STATE-SLICK 0 1,933,767
DELGADO, E.F. 0 210,432
GUERRA, F. B. ESTATE -B- 0 708,365
GUTIERREZ, I.G. 0 0
PEREZ GAS UNIT 0 24,128
TEXACO FEE GUERRA F 0 136,906
ECHOLS, GEORGE 0 129,480
HEARD, J. F. B. A 0 0
RODRIGUEZ, T. 0 709,362
USA 2 0 1,051,252
ALVARADO, DANIEL 0 29,060
HMC-TIE LA BRISA 0 13,245,846
SALINAS, A. 0 0
BENTSEN BROS. B RPU 0 1,208,095
GARCIA HEIRS GAS UNIT 0 1,938,956
KENT DEEP 0 35,069
SEMMES 0 1,436,044
YTURRIA, L & L CO. -B- 0 234,024
BLOOMBERG, SAMUEL D. 0 52,618,349
GARCIA, JOSE DR. 0 14,779
SILVA 0 29,609
GARCIA-YTURRIA -A- GAS UNIT 0 2,523,264
SLICK ESTATE C 0 925,182
SLICK, T.B. EST -A- 0 1,362,505
CANALES FAMILY TRUST 0 0
GARZA, D. L., -B- 0 0
MARTINEZ, ALBERTO 0 0
SLICK, T. B. B-536 0 656,449
SLICK,T.B. EST. A-229 0 749,041
GREEN & MANNING GAS UNIT NO. 1 0 15,799
MILLER-FLORES 0 0
SLICK, T. B. ESTATE -A- 0 0
SPEER, GEO. H. -STATE-D 0 94,230
DAVENPORT, D.,-STATE 0 0
GUERRA MINERAL TRUST NCT III 0 187,074
NEBLETT, G. E. ET AL GAS UNIT 0 1,358,048
STATE OF TEXAS-SLICK #4 0 121,883
DE PENA, V.L. 0 0
GUERRA, A. M. 0 3,950
GUERRA-U.S.A. GAS UNIT C 0 46,277,085
EAST, ALICE K. MRS., STATE 0 42,269
HALL, J.F. -STATE -A- 0 81,625
TREVINO HEIRS 95 0 0
A.G. HERMAN GAS UNIT 0 19,942
F. NYE GAS UNIT 0 6,303
SAENZ, M. STATE 0 0
BARRERA, R. 0 72,718
FUENTES, J. R. ET AL 0 5,227
JUAREZ, MARCOS 0 0
GARCIA, DR. JOSE -B- 0 0
LA BRISA LAND & CATTLE CO. W 0 128,421
SHEERIN D 0 891,743
BROCK, J. D., -H- 0 260,833
SLICK 230 A 0 914,259
SLICK, T. B., ESTATE -A- 0 0
CAMERON, DON ET AL -A- 0 282,194
GARZA, A.M. 0 0
SLICK, T. B. -A- 485 0 513,295
CHAPA DE VELA, VIRGINIA 0 0
SLICK, T. B. ESTATE A 265 0 94,211
SOUTHWEST TEXAS CORP D 0 2,250,301
DALLAS, J. S. L. B. -A- 0 0
GUERRA G 0 856,376
MUNOZ A GU 0 376,045
STARRPRO MINERALS STATE B 0 114,207
DE GUTIERREZ, OLIVIA L., U. 0 0
GUERRA UNIT 0 205,317
GUERRA, R. A. 0 669,842
OLIVAREZ-VAN DRESAR UNIT 0 226,773
T. B. SLICK B /222/ 0 117,149
DON CAMERON ET AL STATE 0 0
GUERRA, F.B., ESTATE -B- 0 540,044
HALL, C.M. -A- 0 3,727,343
RAMIREZ GU E 0 0
TEXAS OSAGE GAS UNIT 0 242,128
ESCOBAR 0 1,618,076
HERMANN, A.G. JR. GAS UNIT 0 22,203
S. W. FARM & RANCH STATE OF TEX. 0 791,001
VILLARREAL, G.G. -B- UNIT 14 0 0
ALVAREZ-HINOJOSA UNIT (UPPER) 0 58,282
FNB MISSION 0 14,185,990
IRENE SHEERIN - TEXAS STATE 0 77,199
SALINAS, M.V. 0 0
BENTSEN TRACT II 0 762,170
GARCIA L&L CO. C 0 159,057
SEPULVEDA, GARCIA 0 1,227,814
ZAMORA 0 426,162
BOSTON TEXAS LAND TRUST CO. 0 178,023
GARCIA, M. M. B-538 0 181,908
LAUREL, D. A 0 0
CAMERON A 0 126,026
GARZA ZAMORA ENERGY TRUST 0 515,692
SLICK T.B. ESTATE B 528 0 27,716
SLICK, T.B. EST.-A-485 0 0
CARRUTH, E. B., -C- 0 0
GARZA-RIVAS UNIT 0 742,740
MAURICIO GONZALEZ UNIT 0 212,135
SLICK, T. B. EST. -B- 0 157,951
SOLIS, J.V. 0 0
COFFIELD, H. H. 0 0
GROSS NATIONAL BANK 0 0
MONTALVO, I. V., -C- 0 171
SLICK, T. B. ESTATE B 232 0 392,549
STARR PRODUCE CO. 0 2,646,785
DE FLORES, M.S. 0 56,620
GUERRA SHARE 305-D 0 0
NIMMO UNIT 0 0
STATE SLICK D 0 916,857
GUERRA, F. B. ESTATE B 0 29,752
GUTIERREZ GAS UNIT 0 40,013
ECHOLS 0 6,980,926
RODRIGUEZ, S. 0 39,329
USA 1 0 17,523,066
ALVARADO, D. 0 0
FERGUSON, D. 0 2,488,962
HINOJOSA, MEDARDO B ROY A/C 2 0 6,192
SALINAS 0 1,348,393
BENTSEN BROS. B 0 14,324,030
GARCIA HEIRS 0 3,351,216
KENT A 0 45,980
SEKULA, FRANK 0 0
BLOOMBERG, SAMUEL D 0 11,555,953
GARCIA, JOSE A 0 93,618
SHELL CONOCO FEE 0 206,382
GARCIA-YTURRIA A GAS UNIT 0 2,196,660
LOPEZ GAS UNIT 1 0 762,076
SLICK ESTATE 539 0 1,907,487
SLICK, T.B. E-537 0 118,579
CANALES 0 635,959
GARZA, D. L., -A- 0 0
MARTINEZ STATE 0 152,150
SLICK, T.B. STATE HB-222 0 293,916
GREEN & MANNING GAS UNIT 2 0 0
MILLER C-1 SAND UNIT 0 0
SLICK, T. B. ESTATE E 537 0 265,501
SPEER, GEO. H. -STATE -D- 0 646,530
DAVENPORT, D., STATE 0 0
GUERRA MINERAL TRUST NCT II 0 0
NEBLETT G.E. ET AL GAS UNIT 0 2,102,588
STATE OF TEXAS-SLICK #2 0 76,623
DE PENA, V. L. 0 147,928
GUERRA, A. JR., ET AL -A- 0 75,253
GUERRA-GARCIA GAS UNIT 0 6,188,737
PARKS, W.S. ET AL 0 12,241
T. B. SLICK ESTATE 537-222 UNIT 0 172,442
EAST, ALICE K. MRS. STATE 0 0
RICABY TRUST 0 98,161
THOMPSON, E. A. 0 0
A. SOLIS GAS UNIT 0 1,069
EXXON FEE 0 653,519
HINOJOSA, ISIDRO GAS UNIT 0 24,712
SAENZ, M. ST. 0 0
BARRERA, F. -STATE 0 0
JUAREZ, ENEMORIO 0 893,722
SAMANO, M. C 0 325,815
BILLUPS 0 2,555,617
SHEERIN C 0 1,283,384
BROCK, J. D., -A- 0 0
SLICK 230 0 60,612
CAMERON, DON ET AL 0 1,090,396
MARGO, R.E. HEIRS 0 189,888
SLICK, T. B. -A- 229 0 77,071
SLICK, T.B. ESTATE A 527 0 199,135
SOUTHWEST TEXAS CORP C 0 4,242,491
D.D. OIL CO. -B- 0 4,198
GUERRA F B ESTATE -B- 0 0
MULHOLLAND, ETAL 0 247,366
STARRPRO MINERALS G GAS UNIT 0 630,926
DE GUERRA, M. S. -A- 0 0
GUERRA STATE GU 0 809,493
GUERRA, MANUEL B. 0 0
OLIVAREZ, O. GU 0 1,006,911
T B SLICK ESTATE 0 726,263
DON CAMERON ET AL GAS UNIT 0 619,138
HALL, C.M. 0 1,350,092
RAMIREZ 0 270
TEXACO-FEE GUERRA G 0 459,338
EMMA PENA GAS UNIT 0 5,476,706
RUIZ-ZAMORA GAS UNIT 0 1,095,436
ALVAREZ-HINOJOSA GAS UNIT 0 8,422,929
BENTSEN TRACT I 0 6,665,889
LA AMERICA, LTD. 0 0
SEMMES-WALLER 0 20
GARCIA, M. M. -D- 0 0
LAUREL, D. 0 2,562,905
GARZA STATE UNIT 0 392,157
LYONS, HELENE 0 65,373
SLICK, T.B. EST.-A- 529 0 717,548
CARRUTH, E. B. D 0 0
GARZA-MONTALVO GAS UNIT 0 189,443
MARTINEZ-STATE 0 5,813,621
SLICK, T. B. EST. -A- 527 0 183,145
SOLIS, DOLORES S., ET AL 0 374,129
COATES/WRIGHT UNIT 0 207,621
GROOS NATIONAL BANK 0 5,562,929
MONTALVO, I. V., -A- 0 0
SLICK, T. B. ESTATE B 0 637,812
STARR #1 0 11,050
DE FLORES, M. S. G/U 0 18,462
NIMMO GAS UNIT NO.1 0 457,661
STATE SLICK -D- 0 3,155
DEGARZA, H.L. 0 0
GUERRA, F. B. F 0 18,639
PENA,MARCOS 0 0
EAST, MRS. ALICE K., STATE G 0 0
HEARD, F. V. W. HEIRS MRS 0 0
RODRIGUEZ 0 1,625,318
USA 0 327,247,876
ALVARADO 550 0 636,875
SALAZAR, F. 0 0
WARDNER, G. P., TRUSTEE -F- 0 0
BENTSEN BROS. A 0 1,599,258
GARCIA BB 0 1,333,074
KENT 0 4,049,628
SEKULA, F. 0 0
YTURRIA LAND & LIVESTOCK CO. 0 33,838
BLOOMBERG, S.D. 0 0
GARCIA, J.A. ETAL 0 224,836
SHEERIN,IRENE-TEXAS STATE 0 538,320
LOPEZ GAS UNIT 0 3,764
SLICK ESTATE -C- 0 8,684,443
SLICK, T.B. A-535 0 356,617
CAMERON-STATE 0 9,306
GARZA, D. L. -B- 0 0
MARTINEZ FEE 0 204,965
SLICK, T. B. A-535 0 370,531
SLICK, T.B. STATE H536 0 11,940
GREEN & MANNING GAS UNIT #2 0 9,583
SLICK, T. B. ESTATE C 221 0 0
SPEER, GEO. H. -STATE -B- 0 0
DAVENPORT, D. STATE OF TEXAS 0 0
GUERRA MINERAL TRUST 0 958,164
STATE OF TEXAS-SLICK # 3 0 810
GUERRA, A. JR. ET AL A- 0 0
GUERRA,V.H.,ET AL 0 0
T. B. SLICK ESTATE AV 535 0 441,887
EAST, ALICE K. MRS. B 0 2,803
HALL, J. F.-STATE 0 235,419
RICABY ESTATE 0 0
THOMAS-RIFE GAS UNIT 0 26,971,358
A. GUERRA A 0 2,108
EVERARDO GARZA UNIT 0 159,874
HINOJOSA ESTATE GAS UNIT 0 435,717
SAENZ, M. -STATE- 0 317,575
BARRERA, F. - STATE 0 8,467,774
FROST NATL. BANK IND. EX. -B- 0 0
JUAREZ, ENEMORIA 0 38,141
WRIGHT 0 241
BENTSON-WHITTINGTON GU 1 0 447,562
GARCIA, B. G. DE 0 0
LA BRISA LAND & CATTLE 0 178,158
SHEERIN B 0 2,099,411
SLICK - STATE VICKSBURG UNIT B 0 2,869,931
CAMERON, DON D. 0 797,184
GARZA, A. M.- STATE 0 120,328
MARGO, R.E. ESTATE 0 126,542
SLICK, T. B. ESTATE A 0 73,380
SLICK, T.B. ESTATE A 0 16,865,758
CHAMPION, A. A. 0 1,606,444
GONZALES, B.P., UNIT -A- 0 0
SOUTHWEST TEXAS CORP B 0 2,589,660
GUERRA ESTATE 0 119,281
MORSE-FORSTER UNIT 0 6,575,751
SLICK, T. B., EST. -E- -537 0 391,702
STARRPRO MINERALS DGU 0 4,336,555
DE GUERRA, M. S. 0 0
GUERRA STATE GAS UNIT 0 1,976
GUERRA, LOUISE 0 617,458
OLIVAREZ, O GU 0 798,967
SW FARM & RANCH - STATE OF TX 0 357,382
DON CAMERON ET AL G.U. 0 1,390,391
GUERRA, F.B. ESTATE B 0 1,295,178
HALL, C. M. -C- 0 400,540
RAMEY 0 235,083
TEXACO GUERRA G 0 0
RUIZ-ZAMORA 0 0
VILLARREAL GARCIA UNIT 0 1,258,351
ALVAREZ-HINOJOSA 0 281,849
IAN GAS UNIT 0 1,616,756
BENTSEN TRACT 1V -A- 0 60,374
GARCIA L&L CO 0 942,789
KNOX, J. W. 0 757,586
SEMMES TRUST, ET. AL. 906 0 627,230
YZNAGA, A. 0 0
BOSTON TEXAS LAND TRUST #4 0 147,982
GARZA HITCHCOCK ET AL UNIT 0 487,030
SLICK T.B. EST B 266 0 0
SLICK, T.B. EST. B 0 0
CARDENAS, R.R. 0 6,858,429
GARZA-HITCHCOCK G.U. 0 388,322
MARTINEZ, FELIX 0 305,933
SLICK, T. B. EST. -A- 485 0 300,698
SOLIS, BESILIO, ET AL 0 0
COATES-STATE, GEO. H 0 331,012
MONTALVO, I. V. -C- 0 216,921
SLICK, T. B. ESTATE A-527 0 7,251,190
SPEER, GEORGE H. ST. B 0 517,337
DE FLORES, M. S. 0 3,471,742
GUERRA SHARE 304-C 0 0
NIMMO GAS UNIT NO. 1 0 4,740,421
GUERRA/STATE G.U 0 9,102
PENA, SAMUEL, ET AL 0 0
EAST, MRS. ALICE K. B 0 0
RINGGOLD FARMS 1 0 1,451,134
ALTA-GARCIA 0 1,785,099
FAUSTO SALINAS ET AL 0 0
SALAZAR VILLARREAL UNIT 0 0
GARCIA BA 0 0
KEMPNER MINERALS, LP 0 57,345
SEABURY,F.W. EST. OF 0 93
YTURRIA L&L CO. -B- 0 1,689,364
BLOOMBERG, S. D. 0 0
LA BRISA RANCH 907-1 0 1,143,011
SHEERIN,IRENE,ET AL 0 745,675
SLICK, T.B. A 0 24,985
CAMERON, W.I. SEC. 138 0 89
GARZA, D. L. -A- 0 0
SLICK, T. B. A-529 0 222,555
CLOPTON, JOHN H. 0 0
GONZALEZ, RICARDO 0 18,796
SLICK, T. B. ESTATE B-266 0 27,743
DAVENPORT, D. STATE 0 78,120
GUERRA GU D 0 790,893
NATIONSBANK 0 230,725
STATE OF TEXAS SLICK #6 0 0
DE LOPEZ, C.V. -A- 0 7,875
GUERRA, A. JR. ET AL -A- 0 667,686
GUERRA,V.H. ET AL 0 2
PARKS, W. S., ET AL 0 7,108
T. B. SLICK ESTATE A 485 0 968,391
EAST, A. K. MRS. -B- 0 0
HALL, J. F., STATE 0 1,239,251
RICABY 0 963,526
THOMAS-RIFE G. U. 0 0
A. G. HERMANN JR. GAS UNIT 0 1,358,208
EVELYN CAMERON STATE 0 1,377,909
HINOJOSA 0 5,173,191
WARDNER D 0 3,873
BARRERA GAS UNIT 0 2,620,152
FROST NATIONAL BANK IND. EX. -B- 0 0
JUANA SALAS 0 281,350
SAMANO EAST GAS UNIT 0 321,400
WOODS -B- 0 0
BENTSON BROTHERS 0 4,764
GARCIA UNIT 0 399,010
LA BRISA L. & C. CO. 0 0
SHEERIN A 0 421,039
ZIMMERMAN, R.M. 0 616,341
GARCIA, T. -A- 0 0
SLICK - STATE VICKSBURG UNIT A 0 0
CAMERON, DON 0 694,350
GARZA, A. M.,-STATE 0 0
MARGO, R. E. HEIRS 0 5,020,613
SLICK, T. B. ESTATE B 536 0 482,000
SLICK, T.B. ESTATE -B- 0 83,271
CHAMPION , A. A. 0 0
GONZALES, B.P. UNIT -A- 0 0
MCGILL BROS NCT-1 0 0
SLICK, T. B. EST. UNIT 0 0
SOUTHWEST TEXAS CORP A 0 6,674,478
COW CREEK CORPORATION, ET AL. 0 0
GUERRA DAVID 0 42,379
MORSE - FORSTER UNIT 0 3,749,409
STARRPRO MINERALS C UNIT 3 0 2,022,433
DE GARZA, J.M. 0 354,413
GUERRA SHARES 304-C 0 69,590
SUN FIELD WATERFLOOD UNIT NO. 1 0 0
DON CAMERON ET AL G. U. 0 1,039,008
GUERRA, F.B. EST. -B- 0 0
HALL, C. M. -B- 0 553,719
R.G. SMITH GAS UNIT 0 5,607
HERMANN A. G. GAS UNIT 0 1,130,050
ROOS-BENNETT 0 0
ALVAREZ, MCKIM 0 0
HOWELL, J.J. 0 19,574,681
SALINAS, FAUSTO ET AL 0 17,807,662
WOOD B 0 1,765,735
BENTSEN TR. III 0 0
GARCIA L&L -C- 0 59,976
KING EDMUNDS 0 380,747
SEMMES TRUST, ET AL 906 0 1,189,730
YZAGUIRRE, MANUEL 0 0
BOSTON TEXAS LAND TRUST #3 0 19,983
GARCIA, M. M. D 0 328,647
LUERA, M. G. ETAL 0 0
SLICK, T.B. EST. A-485 0 0
CARDENAS, R. R. 0 4,000,817
GARZA-HITCHCOCK ET AL UNIT 0 585,590
MARTINEZ, F.F. 0 1,308,717
COATES, GEORGE H. STATE 0 0
MONTALVO, I. V. -A- 0 52,888
SLICK, T. B. ESTATE A 535 0 92,722
SPEER, GEORGE H. 0 2,933
GUERRA SHARE 22 0 0
NIMMO G.U. NO.1 0 446,803
STATE SLICK #2A 0 43,754
DEGARCIA, B.G. 0 334,406
PENA, SABAS GARZA 0 0
TENNECO CONOCO FEE 0 1,692
EAST, MRS. A.K. - STATE 0 0
HAYDEN ET AL 0 0
RINGGOLD FARMS 0 201,787
URSCHEL, C. F. 0 1,119,167
AL-SW BTLT 0 1,323,962
FARMS, MARGO 0 0
HINOJOSA, MANUELA VDA DE 0 0
SAGA 0 4,032,736
BENTSEN -A- 0 794
GARCIA B 0 0
KEMPNER MINERALS LTD. 0 0
SEABURY, MARGARET MRS. 0 107,587
YTURRIA L&L -A- 0 0
BLOOMBERG UNIT A 0 1,631,976
SHEERIN, IRENE-TEXAS STATE 0 615,458
LONGORIA 0 157,487
SLICK ESTATE C 0 133,367
SLICK, T.B. B 0 5,946
SLICK, T.B. ESTATE NO. 5 0 0
CLEOPATRA 0 11,767,300
GONZALEZ, OSBELIA SAENZ ET AL 0 1,438,336
SLICK, T. B. ESTATE B-222 0 450,370
SOUTWEST FARM AND RANCH INC. 0 0
DAVENPORT, D. -STATE 0 0
GUERRA GU C 0 0
STATE OF TEXAS SLICK #5 0 103,795
DE LOPEZ, C.V. 0 27,726
GUERRA, A. JR. ET AL A 0 95,163
GUERRA, V.H., ET AL 0 0
T. B. SLICK ESTATE A 231 0 382,327
EAST BLOCK HEIRS B 0 278,313
HALL, J. F., -STATE 0 2,130,614
REYNOLDS UNIT 0 1,414,156
THOMAS-RIFE ET AL GAS UNIT 0 0
A. G. HERMANN GAS UNIT 0 304,475
ESTRELLA GAS UNIT 0 108,956
HILL 0 5,560,865
SAENZ, M. - STATE 0 928,580
WARDNER 1-C 0 6,066
BARRERA 0 1,347,347
FROST NATIONAL BANK -C- 0 0
JONES FAMILY 0 1,707,123
SAMANO C 0 11,313
WOOD/WARDNER 0 1,209,325
BENTSON BROS. - STATE 0 1,516,117
GARCIA M.M. -B- 0 0
LA BRISA L&C CO. 0 80
BROCK, J. D. 0 0
SLICK A 0 41,021
CAMERON W.I. 138 0 30,259
GARZA, A. M., STATE 0 3,260,615
MARGO R.E. ESTATE 0 129,632
SLICK, T. B. 0 0
SLICK, T.B. ESTATE -A- 485 0 0
CELESTINO GARZA GU 0 10,590,879
GONZALES, B.P. UNIT A 0 0
SLICK, T. B. EST. B-534 0 5,057
SOUTHWEST FARM AND RANCH 0 0
COW CREEK CORPORATION ET AL 0 12,403,974
STARRPRO MINERALS C 0 999,180
DE GARZA, J.G. 0 206,018
GUERRA SHARE 92 0 0
GUERRA, H.P. JR ET AL 0 548,507
OLIVAREZ DRESSER B 0 0
STATE/SLICK 0 249,428
DOLORES S. SOLIS GAS UNIT 0 335,848
GUERRA, F.B. EST -B- 0 422
HALL, C. M. -A- 0 6,702,660
HERMAN, A.G., JR GAS UNIT 0 380,073
ROOS, ET AL 0 727,116
HOWELL, J. J. 0 5,169,386
SALINAS, FAUSTO 0 1,267,593
WOOD A 0 6,394,653
GARCIA L&L -B- 0 1,003,055
YZAGUIRRE 227 0 293,106
BOSTON TEXAS LAND TRUST #1 0 10,894
GARCIA, M. GAS UNIT 0 59,475
LAS ESCOBAS 0 1,781,871
BUCHHOLZ, WILLIAM R. 0 678,077
GARZA ET AL 0 0
LUERA, M. G. ET AL 0 0
SLICK T.B. H 0 0
SLICK, T.B. EST. A-265 0 1,094,802
CARDENAS 0 0
GARZA-HITCHCOCK ET AL G. U. 0 9,785,433
MARTINEZ, F. F., -B- 0 196,496
SLICK, T. B. EST. -A- 0 51,777
SMITH, R.G. GAS UNIT 0 59,683
MONTALVO, E. A. GAS UNIT 0 216,653
SLICK, T. B. ESTATE A 0 5,910,403
DAVENPORT, O.H. 0 51,685
NILO SHALLOW A GU 0 4,789,063
STATE SLICK D 0 10,156,906
DEGARCIA, B. G. 0 296,015
GUERRA, ET AL. 0 1,110,297
GUERRA-WENTZ 0 0
TCR SPEER-STATE 0 970,162
EAST, ALICE K.,MRS.,STATE 0 14,521
HASTINGS-LOPEZ 0 49,321
RIFE, THOMAS ET AL GAS UNIT 0 0
UNA DE GATO 0 0
AL-MARTINEZ STATE #1 0 351,059
HINOJOSA, M., -B-ROY. ACCT. #2 0 386
SAENZ,NOE 0 64,262
WARDNER, G. P., TRUSTEE -B- 0 0
BENTSEN , L.M. 0 110,367
GARCIA - GONZALES GAS UNIT 0 642,634
KELSEY 0 1,000
SEABURY, F.W. EST 0 9,200
BLOOMBERG 0 16,457,669
GARCIA, J. A., ET AL 0 0
LA BRISA RANCH 542 0 230,904
SHEERIN, IRENE, TEXAS STATE 0 0
SLICK, T.B. A 535 0 1,434,917
CAMERON, W.I. 0 0
GARZA, D. L. 0 26,952
SLICK, T. B. A-485 0 0
SLICK, T.B. ESTATE H 0 1,983
CHEVRON BTLT 0 3,009,277
GONZALEZ, L. 0 2,497,158
MCKINNEY, MRS. A. 0 201
SOUTHWEST TEXAS CORP. D 0 1,180,930
DAVENPORT, D. - STATE 0 0
GUERRA GU B 0 3,311
STATE OF TEXAS SLICK #1 0 513,616
DE LOPEZ, C. V. -B- 0 1,534,853
GUERRA, V. H. ETAL 0 0
PARKS, W. S. ET AL 0 566
T. B. SLICK ESTATE 0 630,676
E. ESCOBAR GAS UNIT I 0 737,309
GUERRA, H. P., ET AL 0 0
HALL, J. F. STATE -A- 0 2,459,307
THOMAS, MARY S. 0 0
A. G. HERMAN GAS UNIT 0 981,944
ESTATE, T. B. SLICK A-485 0 293,173
HILES/GARZA #1 0 45,379
WARDNER -B- 0 0
FROST NATIONAL BANK -B- 0 1,362,683
JMK #1 0 364,837
SAMANO H 0 69,393
WOOD/GUERRA 0 914,278
BENTSON & WHITTINGTON GAS UNIT 0 0
LA BRISA L&C 0 196,469
ZARSKY-BAIRD UNIT 0 23,575
BROCK 0 33,838
GARCIA, T 0 36,540
CAMERON STATE 554 0 90,632
GARZA, A. M., -STATE- 0 1,270,010
MARGO HEIRS 0 0
SLICK, T. B ESTATE 0 960,912
SLICK, T.B. ESTATE #175 UNIT 0 5,674,931
CELESTINO GARZA GAS UNIT 0 202,346
GONZALES, B.B. UNIT -A- 0 0
MCCLURE NORTH 0 419,292
SLICK, T. B. EST. A-535 0 1,728,671
SOUTHWEST FARM & RANCH-STATE 0 22,777,888
COOPER FOUNDATION 0 2,760,763
GUERRA BROTHERS H 0 162,740
MONTALVO,I.V., -C- 0 174,107
SLICK, T. B. STATE HB 222 0 540,394
STARRPRO MINERALS B 0 4,635,982
GUERRA SHARE 90 0 0
GUERRA, H.P. GAS UNIT #1 0 0
OLIVAREZ - DRESAR GAS UNIT NO. 1 0 0
STATE/LMB PARTNERSHIP 220 0 764
DIELMANN 0 8,787,712
GUERRA, F.B. F 0 5,769
HALL, C. M. 0 813,486
PISTOL HILL 0 433,611
TEXACO FEE-GUERRA B 0 0
EIA PROPERTIES 0 9,137,468
HERMAN, A.G. GAS UNIT 0 1,422,921
ROOS BENNETT UNIT 0 0
VERA, J. P. 0 23,161
ALVAREZ 0 4,718,111
FLORES GAS UNIT 0 1,314,734
HOWELL J J 0 1,383,679
SALINAS, ET AL 0 5,439
WOOD 0 0
BENTSEN BROS.-STATE 0 2,994,878
GARCIA L & L COMPANY C 0 718,499
KINCAID, J.W. 0 0
YZAGUIRRE 0 1,559,260
GARCIA, M. 0 0
BTLT OFFSET 0 0
GARZA - RIVAS UNIT 0 296,212
LUERA STATE GU A 0 1,129,814
SLICK T B EST A 527 0 4,419
SLICK, T.B. EST. A-221 0 93,074
CANTU-FLORES 0 117,520
GARZA-HITCHCOCK ET AL G. U. 0 86,301
MARTINEZ, F. F. 546 0 4,638,232
SLICK, T. B. EST. 0 0
SMITH, R.G. 0 174,221
COATES STATE 0 430,480
GREEN, LEE M. 0 0
MONTALVO 0 49,021
SLICK, T. B. ESTATE 533 0 7,860,664
DAVENPORT, O. H. STATE -D- 0 0
GUERRA SHARE 189 0 12,491
NILO GU 0 4,258,143
STATE SLICK C 0 507,822
GUERRA-USA GU C 0 0
TCR SPEER STATE 0 1,469,967
EAST, ALICE K., MRS., STATE 0 3,178,036
HART ET AL 0 2,706,663
RICHMOND 0 18,910,728
U.S.A.-GUERRA B GAS UNIT 0 29,411,861
AL - SW BTLT # 2 0 981,229
FARIAS, N. A. 0 1,907,713
HINOJOSA, M., -B- ROY. ACCT. #1 0 489
SAENZ, VICENTE STATE -C- 0 264,208
BENTSEN 0 2,029,662
GARCIA B 0 17,068,598
JUDD ESTATE-STATE 0 13,891,462
SEABURY 0 29,172
YTURRIA L &L CO.-B- 0 25,920
BLOCK/GUERRA GAS UNIT 0 1,014,464
GARCIA, J. A. ET AL 0 78,739
LA BRISA RANCH / STATE 542 0 58,048
SHEERIN, IRENE, - TEXAS STATE 0 0
SLICK EST. -C- 0 1,732,587
SLICK, T.B. 0 0
GARZA, C. L. DE 0 254,323
MARTINEZ C 0 0
SLICK, T.B. ESTATE B1 0 520,159
CHAPOTAL LAND CO. B 0 0
GONZALEZ, JORGE GU 0 0
MCKINNEY, AMANDA, MRS. 0 0
SLICK, T. B. ESTATE B 266 0 179,158
SOUTHWEST TEXAS CORP. C 0 0
DAVENPORT HEIRS 0 0
GUERRA GU A 0 807,852
MURCH, B.L. 0 2,489,192
STATE OF TEXAS GAS UNIT #1 0 329,103
GUERRA, A. -D- 0 1,381,306
GUERRA, R.R. 0 420,898
PARKS, W. S. 0 0
T. B. SLICK EST. B 528 0 0
E. ESCOBAR GAS UNIT 1 0 346,172
GUERRA, H. P. ET AL 0 0
HALL, J. F. STATE -A 0 227,230
REILLY HERIS 0 204,748
THOMAS RIFE ET AL GAS UNIT 0 212,889
ESQUIVEL 0 558,607
SAENZ, G.F. 0 274,929
BAIRD, L. M. 0 5,805
JFB HEARD ESTATE 0 0
SAMANO H 0 0
WOOD-STATE 0 0
BENTSEN-WHITTINGTON GU1 0 13,091,746
SHARE 305-C 0 63,268
ZARSKY, FRANK 0 703,089
CAMERON LAND & CATTLE, INC 225 0 0
GARZA, A. M., -STATE 0 1,582,764
MARGO ESTATE 0 1,775,431
SLICK, T B STATE B 222 0 176,386
CARRUTH, E.B. JR. TRUST, ET AL 0 242,909
GONZALES, B. P., UNIT -A- 0 0
MCCLURE 0 7,088,780
SLICK, T. B. EST. A-527 0 306,574
SOUTHWEST FARM & RANCH INC. 0 0
SLICK, T. B. STATE -B- 528 0 555,810
STARRPRO MINERALS C1 GAS UNIT 0 232,975
DE GARZA, J. G. 0 0
GUERRA SHARE 8D 0 156,702
OLIVARES, AGUSTIN 0 0
STATE/LMB PARTNERSHIP 220 0 0
DIAZ, MAXIMO 0 0
GUERRA, F.B. B 0 0
HALL J. F. STATE -A- 0 1,131,433
EDMUNDS, A.K. 0 285,298
HERMAN, A. G., JR. GAS UNIT 0 728,969
ROOS BENNETT B 0 189,274
VERA GAS UNIT 0 714,848
ALVARADO, FRANCISCO ET. UX 0 228,498
FLORES 0 129,398
HORNADAY 0 751,159
SALINAS, DORA M. 0 0
WEHRLE, E.F. 220 0 389,843
BENTSEN BROS., A 0 1,040,581
GARCIA L & L CO. -C- 0 183,450
KINCAID, J. W. GAS UNIT 0 1,892,098
SEMMES TRUST ET AL 906 0 1,334
YTURRIA-GARCIA UNIT 0 412,993
BOSTON TEXAS LAND TRUST # 4 0 56,141
GARCIA, L&L -C- 0 404,759
SIMPSON 0 47,297
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
DOMINION EXPL. & PROD., INC. 0 3,569,809
ATINUM OPERATING, INC. 0 0
STONE & WEBSTER OIL COMPANY, INC 0 49,802
JBH OIL & GAS LLC 0 0
GREEN EXPLORATION COMPANY 0 0
CNG PRODUCING COMPANY 0 54,610
IPACT 0 113
SONTERRA OPERATING, INC. 0 0
HENDERSON PETROLEUM CORPORATION 0 790,458
COATES ENERGY TRUST 0 299,405
SUNRISE ENERGY CORP. I 0 0
RICOCHET ENERGY, INC. 0 633,129
VALENCE OPERATING COMPANY 0 305,680
SAXET ENERGY, LTD. 0 305,551
SURE FLOW OIL & GAS, INC. 0 159,773
ENERCORP RESOURCES, INC. 0 122,566
D&H-S-S PRODUCTION CO.,INC 0 85
ENSERCH EXPLORATION, INC 0 103,633
ROSS GAS AND OIL, LTD. CO. 0 9,275
PLATINUM OIL & GAS, L.L.C. 0 2,508
SAMSON RESOURCES COMPANY 0 5,229
COX & COX PRODUCTION CO. 0 0
DRISCOLL S.W.D. INC. 0 0
GMT INC. 0 3,658,853
SAGA PET. LTD LIABILITY CO OF CO 0 14,389
OSBORN,W.B. OIL & GAS OPERATIONS 0 414,227
OKLA. MAGIC CIRCLE ENERGY CORP. 0 28,734
ROC OPERATING, INC. 0 592,163
SIERRA MINERAL DEVELOPMENT, L.C. 0 108,232
MCDAY ENERGY CORP. 0 0
SOUTHERN MINERAL CORPORATION 0 34,037
JONES, J. PAUL 0 0
BXP OPERATING, LLC 0 25,859
HEADLINE RESOURCES, INC. 0 1,745
MUSTANG OIL & GAS CORPORATION 0 123,310
TOMA OIL & GAS, INC. 0 74,595
EL TRES EXPLORATION 0 0
TNR PETROLEUM, INC. 0 0
SEDCO OPERATING, LLC 0 0
ENRON OIL & GAS COMPANY 0 8,369,543
RIDDLE ENGINEERING CORP. 0 277,203
CMR ENERGY, L.P. 0 480,884
SURE FLOW OIL & GAS COMPANY 0 38,544
NEWFIELD EXPLORATION COMPANY 0 5,577,726
WALLIS ENERGY, INC. 0 43,480
DALEN RESOURCES OIL & GAS CO. 0 532,133
COLE, ALBERT 0 0
SAMSON HYDROCARBONS COMPANY 0 4,194
SCORPION OPERATING, INC. 0 0
SINCLAIR MINERALS, INC. 0 0
CHAPARRAL ENERGY, L.L.C. 0 0
RAND ENERGY COMPANY 0 15,860
BIG CREEK OPERATING COMPANY LLC 0 16,598
OLSEN ENERGY INC. 0 510,451
MCENA INC. 0 156,893
RAM OPERATING COMPANY, INC. 0 8,300,466
ALEGRE ENERGY, INC. 0 1,347
SHERIDAN PRODUCTION COMPANY, LLC 0 7,157,385
AMEND ENERGY COMPANY 0 226
KESTREL RESOURCES, INC. 0 58,809
SPILLER, ROBERT S. 0 0
BT OPERATING CO. 0 11,323
BOSS EXPL & PROD CORPORATION 0 0
DISCOVERY PETROLEUM, L.L.C. 0 0
KILLAM OIL COMPANY 0 0
NADCF RECOVERY GROUP, INC. 0 24,256
MCFARLAND ENERGY, INC. 0 20,393
PEGASUS PETROLEUM CORPORATION 0 0
C.C.O. & G. COMPANY INC. 0 99,470
AMERITEX CORPORATION 0 0
BSE PRODUCTION CO. 0 0
DYNAMIC PRODUCTION, INC. 0 108,956
HUGHES, DAN A. COMPANY, L.P. 0 9,053,470
JILPETCO, INC. 0 23,571
HARVEY BROTHERS OIL & GAS 0 20,566
TESORO E&P COMPANY, L.P. 0 6,693
ADT INVESTMENTS, INC. 0 497
LINDENMUTH & ASSOCIATES, INC. 0 97,728
GEOCHEMICAL SURVEYS 0 0
J & R CONTRACTORS 0 0
STROUD PRODUCTION LLC 0 423,485
VASTAR RESOURCES, INC. 0 196,469
WESTPORT OIL AND GAS COMPANY, LP 0 993,755
RAND - PAULSON OIL COMPANY, INC. 0 486,825
STRATA OPERATING, INC. 0 25,227
COMSTOCK OIL & GAS, LP 0 166,342
PEARL ENERGY, L.L.C. 0 2,308,981
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
COSTILLA ENERGY, INC. 0 0
MACERO MINERALS, INC. 0 0
DYERSDALE ENERGY, L.P. 0 48,934
SPILLER OPERATING CO., INC. 0 0
KALER ENERGY CORP. 0 0
BP PROD. CORP. 0 2,559
RME PETROLEUM COMPANY 0 0
RAPTOR RESOURCES, INC. 0 1,262,207
GEODYNE OPERATING COMPANY 0 0
BERRY,PHILIP B.OPERATING CO.INC. 0 0
MAGNUM PRODUCING & OPERATING CO. 0 302
US LIQUIDS OF LA., L.P. 0 0
AMERICO OIL COMPANY 0 140,807
SCORE ENERGY COMPANY 0 0
THORP PETROLEUM CORPORATION 0 27,164,268
UNITED TEXAS PETROLEUM INC. 0 0
STARR COUNTY EXPLORATION, INC. 0 70,423
RLU OIL & GAS, INC. 0 0
CUMMINS & WALKER OIL CO., INC. 0 204,664
CAM VACUUM SERVICE 0 0
SOUTH CENTRAL TEXAS OIL & GAS CO 0 3,274
A & R RESOURCES 0 0
JACKSON ENERGY DEVELOPMENT, INC. 0 2
BUENAS ARENAS, LLC 0 0
IBC PETROLEUM, INC. 0 698
H & P EXPLORATION CO. 0 312,451
LATIGO PETROLEUM TEXAS, LP 0 0
MANLEY, JOHN D. III, OPER., INC 0 575,612
COMSTOCK OIL & GAS, INC. 0 720,838
BROWNING, LANDON 0 0
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
UNITED RESOURCES, LP 0 0
K.M.A. OPERATING, INC. 0 0
MOMENTUM OIL & GAS, LLC 0 14,103
MODENA OPERATING LLC 0 30,548
COX EXPLORATION, INC. 0 22,144
ANADARKO E&P COMPANY LP 0 0
HAMMAN OIL & REFINING COMPANY 0 451,408
FARGO TRADING CO., INC. 0 0
BUSS, JAMES E. 0 0
CARL OIL & GAS CO. 0 128,833
TEXAS INJECTION, L.P. 0 0
R & J ENERGY, INC. (87) 0 0
XOG OPERATING LLC 0 0
EL PASO PRODUCTION COMPANY 0 2,269,708
LIGHTHOUSE EXPLORATION, INC. 0 0
CICO OIL & GAS COMPANY 0 3,351,216
HALLWOOD PETROLEUM, INC. 0 93,198
DOLPHIN PETROLEUM, LP 0 0
SAN PATRICIO CORPORATION 0 150,941
PROSPECTOR PETROLEUM, INC. 0 7,343
MORNINGSTAR GAS, INC. 0 562,641
NATURAL GAS GATHERERS 0 0
MARWELL PETROLEUM LTD PARTNRSHIP 0 1,036,931
MANGES, CLINTON 0 0
MISSION RIVER SYSTEMS, INC. 0 10,021
EOG RESOURCES, INC. 0 55,105,670
PREMIER MINERALS, INC. 0 0
KUKUI OPERATING COMPANY 0 607,794
FAULCONER, VERNON E., INC. 0 270,909
ALYNDSON OIL & GAS INC. 0 243
DREYFUS, LOUIS NATURAL GAS CORP 0 0
SCHIEFELBEIN OIL & GAS COMPANY 0 277
BASS ENTERPRISES PRODUCTION CO. 0 30,161,949
ASCENT OPERATING, LP 0 9,668,257
BENGAIL, INC 0 0
UNITED OIL & MINERALS L. P. 0 0
BRAZOS PETROLEUM, INC. 0 0
MARQUEE CORPORATION 0 264,593
VALLEY PRODUCTION CO. 0 0
AMCOLE ENERGY CORP. 0 0
PRESIDIO SWD, INC. 0 0
BOOHER ENGINEERING, INC. 0 63,546
REA OIL & GAS, INC. 0 0
PIONEER NATURAL RES. USA, INC. 0 5,282
P.B. PRODUCTION, INC. 0 0
FOX, HEWITT B., INC. 0 33,838
XERIC OIL & GAS CORPORATION 0 11,048
DIRNETT, INC. 0 18,195
BLUE AGAVE RESOURCES, LLC 0 0
STONEGATE OPERATORS, INC. 0 0
CALTEX ENERGY CO. 0 0
PG&E RESOURCES COMPANY 0 1,652,369
PREVAIL ENERGY, INCORPORATED 0 0
EPSTEIN, EDWIN A JR OPER CO INC 0 551,271
JAMES ENERGY CORPORATION 0 43,348
HOPE PRODUCTION, INC. 0 0
L & F DRILLING CO., INC. (1) 0 84,666
TIDELANDS OIL CORPORATION 0 29,055
LONGHORN DEVELOPMENT LLC 0 12,609
BOUNDARY VENTURES, INC. 0 0
DOMINION OKLAHOMA TEXAS E&P, INC 0 0
BLUESTONE NATURAL RES. II, LLC 0 1,330,903
MESSY OIL AND GAS, LLC 0 578
ASCENT ENERGY, INC 0 9,432,321
K-SER-A OPERATING CO., INC. 0 0
PETRA OLEUM CORP. 0 0
WHITTIER OPERATING INC. 0 386,861
BARRETT BROTHERS OIL & GAS, INC. 0 196,953
HURD ENTERPRISES, LTD. 0 4,328
MCGUFFIN, D. B. 0 0
ASCEND OIL & GAS, L.L.C. 0 0
BRECK OPERATING CORP. 0 79,714
ESENJAY PETROLEUM CORP. 0 145,177
NABCO 0 0
NORDAN TRUST, THE 0 0
SHANA PETROLEUM COMPANY 0 206,018
SOUTHWEST RESOURCES, INC. 0 57,564
OKIE OPERATING COMPANY, LTD. 0 21,465
SUEMAUR EXPL. & PROD., LLC 0 1,187,372
FARGO OIL & GAS, LLC 0 794
BARNETT ENERGY, INC. 0 94,294
HAYES OIL & GAS CO. 0 336,146
DOUBLE PLAY OIL & GAS, INC 0 4,054
BDR ENERGY CORPORATION 0 242,722
WILCOX OPERATING CORPORATION 0 13,647
PREVAIL ENERGY, INC 0 0
BIRD DOG RESOURCES, INC. 0 9,180
COLO EXPLORATION COMPANY, INC. 0 24,930
HUNTER PETROLEUM INC. 0 226,310
DRILLMAR OPERATING COMPANY 0 49,321
VIOLA PROD., INC. 0 0
GREAT BAY OPERATIONS, LLC 0 142,801
AURORA RESOURCES CORPORATION 0 19,958
DYNO TEXAS, LLC 0 27,311
SMITH OPERATING AND MGMT CO. 0 369,863
AMERICAN EXPLORATION COMPANY 0 0
SOUTHEAST PRODUCERS, INC. 0 231,248
CHEVRON U. S. A. INC. 0 0
SANCHEZ OIL & GAS CORPORATION 0 27,011,873
XTO ENERGY INC. 0 1,301,228
SE USA OPERATING, INC. 0 55,472
MANTI OPERATING COMPANY 0 0
MILAM PETROLEUM COMPANY 0 0
MORIN, J. P. 0 11,277
TRINITY ENERGY CORP. 0 0
TRUE OIL COMPANY 0 251,074
ESENJAY EXPLORATION, INC 0 0
NEG OPERATING LLC 0 0
HILL OPERATING LLC 0 8,328
MCRAE, NATHAN D. 0 0
U.S. ENERCORP, LTD. 0 414,704
CHOCTAW RESOURCES, INC. 0 0
KCS RESOURCES, INC. 0 106,863
MINA ENERGY, INC. 0 7,448
CHRISTICO PETROLEUM COMPANY 0 632,051
ALLTEX EXPLORATION, INC. 0 16,812
CO ENERGY 0 0
CASKIDS OPERATING COMPANY 0 0
J.L.M PROPERTIES & CO 0 12,343
EXXCEL OPERATING COMPANY 0 0
NOPAL GATHERING CORPORATION 0 0
KAISER-FRANCIS OIL COMPANY 0 2,990,936
RAMEY, G.H. 0 0
AMMO ENERGY, LLC 0 49,869
QUISTO EXPL. & PRODUCTION, L.C. 0 1,547,748
NEWTON CORP.,THE 0 0
KOVAR OPERATING, LLC 0 140,353
RIO OPERATING 0 12,131
PEARL, BILL H. PRODUCTIONS, INC. 0 141,314
SIERRA RESOURCES, LLC 0 451


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