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


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