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


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