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
LA BRISA RANCH 542 0 230,904
SOUTWEST FARM AND RANCH INC. 0 0
SHEERIN, IRENE, TEXAS STATE 0 0
BLOOMBERG, SAMUEL D 0 11,555,953
GARCIA, JOSE A 0 93,618
LUERA, M. G. ET AL 0 0
STATE OF TEXAS SLICK #5 0 103,795
SLICK T.B. H 0 0
CAMERON A 0 126,026
GARZA ZAMORA ENERGY TRUST 0 515,692
MARTINEZ, F. F., -B- 0 196,496
T. B. SLICK ESTATE A 231 0 382,327
SLICK, T. B. EST. -A- 0 51,777
CARRUTH, E. B., -C- 0 0
GARZA-RIVAS UNIT 0 742,740
MONTALVO, E. A. GAS UNIT 0 216,653
THOMAS-RIFE ET AL GAS UNIT 0 0
SLICK, T. B. ESTATE A 0 5,910,403
COFFIELD, H. H. 0 0
GROSS NATIONAL BANK 0 0
NILO SHALLOW A GU 0 4,789,063
WARDNER 1-C 0 6,066
DE FLORES, M.S. 0 56,620
GUERRA SHARE 305-D 0 0
GUERRA-WENTZ 0 0
WOOD/WARDNER 0 1,209,325
GUERRA, F. B. ESTATE B 0 29,752
HASTINGS-LOPEZ 0 49,321
RIFE, THOMAS ET AL GAS UNIT 0 0
ECHOLS 0 6,980,926
HINOJOSA, M., -B-ROY. ACCT. #2 0 386
SLICK, T.B. B 0 5,946
SAENZ,NOE 0 64,262
ALVARADO, D. 0 0
FERGUSON, D. 0 2,488,962
KELSEY 0 1,000
SLICK, T.B. ESTATE NO. 5 0 0
SEABURY, F.W. EST 0 9,200
BENTSEN BROS. B 0 14,324,030
GARCIA HEIRS 0 3,351,216
BILLUPS 0 2,555,617
STARRPRO MINERALS C 0 999,180
BROCK, J. D., -A- 0 0
GARCIA-YTURRIA A GAS UNIT 0 2,196,660
STATE/SLICK 0 249,428
SLICK, T. B. A-485 0 0
CANALES 0 635,959
GARZA, D. L., -A- 0 0
MCKINNEY, MRS. A. 0 201
GREEN & MANNING GAS UNIT 2 0 0
DAVENPORT, D., STATE 0 0
GUERRA MINERAL TRUST NCT II 0 0
GUERRA, V. H. ETAL 0 0
PARKS, W. S. ET AL 0 566
WOOD A 0 6,394,653
DE PENA, V. L. 0 147,928
GUERRA, A. JR., ET AL -A- 0 75,253
HALL, J. F. STATE -A- 0 2,459,307
YZAGUIRRE 227 0 293,106
EAST, ALICE K. MRS. STATE 0 0
HILES/GARZA #1 0 45,379
A. SOLIS GAS UNIT 0 1,069
EXXON FEE 0 653,519
JMK #1 0 364,837
SLICK, T.B. ESTATE -A- 485 0 0
SAMANO H 0 69,393
BARRERA, F. -STATE 0 0
LA BRISA L&C 0 196,469
SOUTHWEST FARM AND RANCH 0 0
GARCIA, M. M. -D- 0 0
MARGO HEIRS 0 0
STATE SLICK D 0 10,156,906
SLICK, T. B ESTATE 0 960,912
CAMERON, DON ET AL 0 1,090,396
MCCLURE NORTH 0 419,292
TCR SPEER-STATE 0 970,162
SLICK, T. B. EST. A-535 0 1,728,671
MONTALVO,I.V., -C- 0 174,107
UNA DE GATO 0 0
SLICK, T. B. STATE HB 222 0 540,394
D.D. OIL CO. -B- 0 4,198
GUERRA F B ESTATE -B- 0 0
GUERRA, H.P. GAS UNIT #1 0 0
OLIVAREZ - DRESAR GAS UNIT NO. 1 0 0
WARDNER, G. P., TRUSTEE -B- 0 0
DE GUERRA, M. S. -A- 0 0
GUERRA STATE GU 0 809,493
HALL, C. M. 0 813,486
PISTOL HILL 0 433,611
DON CAMERON ET AL GAS UNIT 0 619,138
HERMAN, A.G. GAS UNIT 0 1,422,921
ROOS BENNETT UNIT 0 0
EMMA PENA GAS UNIT 0 5,476,706
HOWELL J J 0 1,383,679
SLICK, T.B. EST. A-265 0 1,094,802
SALINAS, ET AL 0 5,439
ALVAREZ-HINOJOSA GAS UNIT 0 8,422,929
KINCAID, J.W. 0 0
SMITH, R.G. GAS UNIT 0 59,683
BENTSEN TRACT I 0 6,665,889
LA BRISA RANCH / STATE 542 0 58,048
SOUTHWEST TEXAS CORP. D 0 1,180,930
SHEERIN, IRENE, - TEXAS STATE 0 0
BLOOMBERG, S.D. 0 0
GARCIA, J.A. ETAL 0 224,836
LUERA STATE GU A 0 1,129,814
STATE OF TEXAS SLICK #1 0 513,616
SLICK T B EST A 527 0 4,419
GARZA STATE UNIT 0 392,157
MARTINEZ, F. F. 546 0 4,638,232
T. B. SLICK ESTATE 0 630,676
SLICK, T. B. EST. 0 0
CARRUTH, E. B. D 0 0
GARZA-MONTALVO GAS UNIT 0 189,443
MONTALVO 0 49,021
THOMAS, MARY S. 0 0
SLICK, T. B. ESTATE 533 0 7,860,664
COATES/WRIGHT UNIT 0 207,621
GROOS NATIONAL BANK 0 5,562,929
NILO GU 0 4,258,143
WARDNER -B- 0 0
DE FLORES, M. S. G/U 0 18,462
GUERRA-USA GU C 0 0
WOOD/GUERRA 0 914,278
DEGARZA, H.L. 0 0
GUERRA, F. B. F 0 18,639
HART ET AL 0 2,706,663
RICHMOND 0 18,910,728
ZARSKY-BAIRD UNIT 0 23,575
EAST, MRS. ALICE K., STATE G 0 0
HINOJOSA, M., -B- ROY. ACCT. #1 0 489
SLICK, T.B. A 535 0 1,434,917
SAENZ, VICENTE STATE -C- 0 264,208
ALVARADO 550 0 636,875
JUDD ESTATE-STATE 0 13,891,462
SLICK, T.B. ESTATE H 0 1,983
SEABURY 0 29,172
BENTSEN BROS. A 0 1,599,258
GARCIA BB 0 1,333,074
BENTSON-WHITTINGTON GU 1 0 447,562
GARCIA, B. G. DE 0 0
STARRPRO MINERALS B 0 4,635,982
SLICK EST. -C- 0 1,732,587
MARTINEZ C 0 0
STATE/LMB PARTNERSHIP 220 0 764
CAMERON-STATE 0 9,306
GARZA, D. L. -B- 0 0
MCKINNEY, AMANDA, MRS. 0 0
TEXACO FEE-GUERRA B 0 0
SLICK, T. B. ESTATE B 266 0 179,158
GREEN & MANNING GAS UNIT #2 0 9,583
MURCH, B.L. 0 2,489,192
VERA, J. P. 0 23,161
DAVENPORT, D. STATE OF TEXAS 0 0
GUERRA MINERAL TRUST 0 958,164
GUERRA, R.R. 0 420,898
PARKS, W. S. 0 0
WOOD 0 0
GUERRA, A. JR. ET AL A- 0 0
HALL, J. F. STATE -A 0 227,230
REILLY HERIS 0 204,748
YZAGUIRRE 0 1,559,260
EAST, ALICE K. MRS. B 0 2,803
SAENZ, G.F. 0 274,929
A. GUERRA A 0 2,108
EVERARDO GARZA UNIT 0 159,874
JFB HEARD ESTATE 0 0
SLICK, T.B. ESTATE #175 UNIT 0 5,674,931
SAMANO H 0 0
BARRERA, F. - STATE 0 8,467,774
FROST NATL. BANK IND. EX. -B- 0 0
SOUTHWEST FARM & RANCH-STATE 0 22,777,888
SHARE 305-C 0 63,268
SIMPSON 0 47,297
BOSTON TEXAS LAND TRUST #4 0 147,982
MARGO ESTATE 0 1,775,431
STATE SLICK C 0 507,822
SLICK, T B STATE B 222 0 176,386
CAMERON, DON D. 0 797,184
GARZA, A. M.- STATE 0 120,328
MCCLURE 0 7,088,780
TCR SPEER STATE 0 1,469,967
SLICK, T. B. EST. A-527 0 306,574
CHAMPION, A. A. 0 1,606,444
GONZALES, B.P., UNIT -A- 0 0
U.S.A.-GUERRA B GAS UNIT 0 29,411,861
SLICK, T. B. STATE -B- 528 0 555,810
GUERRA ESTATE 0 119,281
OLIVARES, AGUSTIN 0 0
DE GUERRA, M. S. 0 0
GUERRA STATE GAS UNIT 0 1,976
HALL J. F. STATE -A- 0 1,131,433
YTURRIA L &L CO.-B- 0 25,920
DON CAMERON ET AL G.U. 0 1,390,391
GUERRA, F.B. ESTATE B 0 1,295,178
HERMAN, A. G., JR. GAS UNIT 0 728,969
ROOS BENNETT B 0 189,274
HORNADAY 0 751,159
SLICK, T.B. EST. A-221 0 93,074
SALINAS, DORA M. 0 0
ALVAREZ-HINOJOSA 0 281,849
KINCAID, J. W. GAS UNIT 0 1,892,098
SMITH, R.G. 0 174,221
SEMMES TRUST ET AL 906 0 1,334
BENTSEN TRACT 1V -A- 0 60,374
GARCIA L&L CO 0 942,789
LA BRISA RANCH #1 0 0
SOUTHWEST TEXAS CORP. C 0 0
SHEERIN, IRENE TEXAS STATE 0 0
BLOOMBERG, S. D. 0 0
LUERA STATE GAS UNIT A 0 2,083,018
STATE OF TEXAS GAS UNIT #1 0 329,103
SLICK STATE B 0 2,275,082
GARZA HITCHCOCK ET AL UNIT 0 487,030
T. B. SLICK EST. B 528 0 0
SLICK, T. B. EST -B- 0 0
CARDENAS, R.R. 0 6,858,429
GARZA-HITCHCOCK G.U. 0 388,322
MINITA SHALLOW GU 0 949,568
THOMAS RIFE ET AL GAS UNIT 0 212,889
COATES-STATE, GEO. H 0 331,012
NILO GAS UNIT 0 153,939
DE FLORES, M. S. 0 3,471,742
GUERRA SHARE 304-C 0 0
GUERRA-USA GAS UNIT D 0 5,534,464
WOOD-STATE 0 0
HALL-STATE, J.F. 0 24,667
RICHARDS, G. L. 0 1,156,191
ZARSKY, FRANK 0 703,089
EAST, MRS. ALICE K. B 0 0
HINOJOSA, M., -B- ROY ACCT. #1 0 0
SLICK, T.B. 0 0
SAENZ, VICENTE -STATE -C- 0 445,215
ALTA-GARCIA 0 1,785,099
FAUSTO SALINAS ET AL 0 0
JUDD ESTATE- STATE RPU 0 541,093
SLICK, T.B. ESTATE B1 0 520,159
SANDIA C 0 12,511,960
GARCIA BA 0 0
BENTSON BROTHERS 0 4,764
GARCIA UNIT 0 399,010
LMB CORP STATE 0 243
STARRPRO MINERALS C1 GAS UNIT 0 232,975
SLICK 541 0 2,627,222
GARCIA, T. -A- 0 0
MARTINEZ B 0 1,306,072
STATE/LMB PARTNERSHIP 220 0 0
SLICK, T. B. -H- EST. 0 0
CAMERON, W.I. SEC. 138 0 89
GARZA, D. L. -A- 0 0
SLICK, T. B. ESTATE B 222 0 759
CLOPTON, JOHN H. 0 0
GONZALEZ, RICARDO 0 18,796
VERA GAS UNIT 0 714,848
DAVENPORT, D. STATE 0 78,120
GUERRA GU D 0 790,893
OWEN & MOSS FEE 0 908
WEHRLE, E.F. 220 0 389,843
DE LOPEZ, C.V. -A- 0 7,875
GUERRA, A. JR. ET AL -A- 0 667,686
YTURRIA-GARCIA UNIT 0 412,993
EAST, A. K. MRS. -B- 0 0
HIDALGO-WILLACY 0 66,559
SAENZ, G. F. 0 0
A. G. HERMANN JR. GAS UNIT 0 1,358,208
EVELYN CAMERON STATE 0 1,377,909
JAYNE ANN 0 0
SAMANO C 0 262,947
BARRERA GAS UNIT 0 2,620,152
FROST NATIONAL BANK IND. EX. -B- 0 0
LA BRISA 92 0 273,520
SOUTHWEST FARM & RANCH INC. 0 0
SHARE 180A 0 376,794
LA GRANGE 0 465,156
SPEER, GEO. H. STATE -B- 0 0
SIMMONS, JAY UNIT 0 0
BOSTON TEXAS LAND TRUST #3 0 19,983
GARCIA, M. M. D 0 328,647
MARGO EST. 0 2,843,691
STATE SLICK 0 489,006
SLICK, T B EST A 527 0 180,844
CAMERON, DON 0 694,350
GARZA, A. M.,-STATE 0 0
MC KINNEY, A. 0 714,080
TB SLICK 535 0 1,000,153
SLICK, T. B. EST. A-265 0 83,539
CHAMPION , A. A. 0 0
GONZALES, B.P. UNIT -A- 0 0
TRUSTEE #2A 0 148,770
COW CREEK CORPORATION, ET AL. 0 0
GUERRA DAVID 0 42,379
OLIVARES, A. 0 2,576,697
WARDNER, G. P., TR. 60 AC. 0 0
DE GARZA, J.M. 0 354,413
GUERRA SHARES 304-C 0 69,590
HADEN ESTATE 0 0
PIRTLE 0 89,284
YTURRIA L & L CO. -B- 0 446,222
DON CAMERON ET AL G. U. 0 1,039,008
GUERRA, F.B. EST. -B- 0 0
ROOS BENNETT 0 208,609
HNOJOSA 0 651
SLICK, T.B. EST. -H- 0 31,706
SALINAS, DORA M 0 0
ALVAREZ, MCKIM 0 0
KINCAID, J. W. -B- 0 2,370,562
SEMMES TRUST 906 0 0
BENTSEN TR. III 0 0
GARCIA L&L -C- 0 59,976
LA BRISA RANCH A 0 2,428,228
SOUTHWEST TEXAS CORP. 0 198,677
SHEERIN, IRENE - TEXAS STATE 0 366,574
BLOOMBERG UNIT A 0 1,631,976
LUERA 0 1,253,792
T. B. SLICK EST. A-527 0 3,603
SLICK, T. B. EST -A- 0 34,473
CARDENAS, R. R. 0 4,000,817
GARZA-HITCHCOCK ET AL UNIT 0 585,590
MINITA SHALLOW B GU 0 669,653
THOMAS - RIFE GAS UNIT 0 307,544
COATES, GEORGE H. STATE 0 0
NEBLETT, W. T. 0 0
WALKER-STATE 0 29,874
GUERRA SHARE 22 0 0
GUERRA-U.S.A.GAS UNIT D 0 0
PENA, EMMA ET AL 0 82,161
DEGARCIA, B.G. 0 334,406
HALL, J.F. STATE -A- 0 2,531,331
RICABY, S. B., ESTATE -G- 0 0
ZARSKY - BAIRD 0 0
EAST, MRS. A.K. - STATE 0 0
HINOJOSA, M. L. 0 0
SAENZ, VICENTE 0 25,859
AL-SW BTLT 0 1,323,962
FARMS, MARGO 0 0
JUDD ESTATE -STATE 0 0
SLICK, T.B. ESTATE B-266 0 6,627,665
SANCHEZ, Y. 0 186,459
BENTSEN -A- 0 794
GARCIA B 0 0
BENTSON BROS. - STATE 0 1,516,117
GARCIA M.M. -B- 0 0
LMB CORP - STATE A 0 114,328
STARRPRO MINERALS C4 GAS UNIT 0 577,410
SLICK 539 0 3,885,944
BROCK, J. D. 0 0
STATE-SLICK -D- 0 12,046
SLICK, T. B. -E- EST. 0 0
TEXACO FEE GUERRA SHARE 22 0 147,849
SLICK, T. B. ESTATE AV 535 0 478,763
CLEOPATRA 0 11,767,300
GONZALEZ, OSBELIA SAENZ ET AL 0 1,438,336
MUNOZ, IMELDA 0 1,447,585
VAN DRESAR 0 1,066,854
DAVENPORT, D. -STATE 0 0
GUERRA GU C 0 0
GUERRA, R. R. PARTNERSHIP, ET AL 0 3,615
ORIVE, A. A 0 23,223
WEHRLE, E. F. 0 89,851
DE LOPEZ, C.V. 0 27,726
GUERRA, A. JR. ET AL A 0 95,163
HALL, J. F. -STATE-A- 0 2,640,521
REILLY GAS UNIT 0 751,578
YTURRIA-GARCIA 0 517
EAST BLOCK HEIRS B 0 278,313
HERRMANN, DONALD ET AL 0 0
SAENZ, F.M. UNIT 0 0
A. G. HERMANN GAS UNIT 0 304,475
ESTRELLA GAS UNIT 0 108,956
JACKS, JAY 0 253,067
SLICK, T.B. ESTATE B 536 0 2,068,733
SAMANO 0 70,568,154
BARRERA 0 1,347,347
FROST NATIONAL BANK -C- 0 0
LA BRISA 913 0 215,903
SOUTHWEST FARM & RANCH - STATE 0 2,433,993
SEYFRIEDT, B. S. 0 873,347
LA COPITA GAS UNIT 0 20,611,366
SILVA-COATES ENERGY TRUST 0 458,728
BOSTON TEXAS LAND TRUST #1 0 10,894
GARCIA, M. GAS UNIT 0 59,475
STATE RIVER-SANTA MARGARITA 0 9,341
CAMERON W.I. 138 0 30,259
GARZA, A. M., STATE 0 3,260,615
T.B. SLICK ESTATE B 528 0 37,375
SLICK, T. B. EST. A 485 0 74,825
CELESTINO GARZA GU 0 10,590,879
GONZALES, B.P. UNIT A 0 0
SLICK, T. B. ESTATE B1 0 58,213
COW CREEK CORPORATION ET AL 0 12,403,974
OLIVARES GAS UNIT 0 0
DE GARZA, J.G. 0 206,018
GUERRA SHARE 92 0 0
H. ACEVEDO GAS UNIT 0 640,053
PHILLIPS BTLT 0 439,880
YTURRIA L & L CO. C 0 2,913,070
DOLORES S. SOLIS GAS UNIT 0 335,848
GUERRA, F.B. EST -B- 0 422
HEARD,J.F.B. 0 107,842
HMC/TIE LABRISA 0 343,036
SLICK, T.B. EST. -B- 0 0
SALINAS, DORA 0 0
KINCAID, J. H. 0 0
SLICK-STATE 885 0 0
GARCIA L&L -B- 0 1,003,055
SOUTHWEST TEXAS CORP G 0 350,146
SHEERIN GAS UNIT 0 6,655,734
BLOOMBERG 0 16,457,669
GARCIA, J. A., ET AL 0 0
STATE OF TEXAS 0 7,268,812
SLICK STATE 0 1,440,073
BUCHHOLZ, WILLIAM R. 0 678,077
GARZA ET AL 0 0
MARTINEZ, B. 0 1,385,226
T. B. SLICK EST. -A- 265 0 4,668
SLICK, T. B. EST B 528 #163 0 0
CARDENAS 0 0
GARZA-HITCHCOCK ET AL G. U. 0 9,785,433
MINITA GAS UNIT 0 1,210,481
THOMAS - RIFE ET AL UNIT 0 826,959
NEBLETT, G.E. ET AL GAS UNIT 0 10,482,599
DAVENPORT, O.H. 0 51,685
GUERRA-U.S.A. GAS UNIT D 0 427,922
PENA, EMMA 0 125,104
DEGARCIA, B. G. 0 296,015
GUERRA, ET AL. 0 1,110,297
HALL, J.F. -STATE-A- 0 57,970
RICABY, S. B., ESTATE -D- 0 138,693
ZARSKY 0 454,781
EAST, ALICE K.,MRS.,STATE 0 14,521
SLICK, T. B.,ESTATE 0 0
SAENZ, M.-STATE 0 61,608
AL-MARTINEZ STATE #1 0 351,059
JUAREZ,MARCOS 0 0
SLICK, T.B. ESTATE B 0 15,288
BENTSEN , L.M. 0 110,367
GARCIA - GONZALES GAS UNIT 0 642,634
BENTSON & WHITTINGTON GAS UNIT 0 0
LEHR 0 132,298
STARR-GUERRA 0 0
SLICK 535 0 1,356,324
BROCK 0 33,838
GARCIA, T 0 36,540
STATE-SLICK -C- 0 0
CAMERON, W.I. 0 0
GARZA, D. L. 0 26,952
MCKIM-ALVAREZ 0 43,637
TEXACO FEE GUERRA C 0 64,211
SLICK, T. B. ESTATE A 529 0 1,237,322
CHEVRON BTLT 0 3,009,277
GONZALEZ, L. 0 2,497,158
MUNOZ UNIT 0 992,410
VALLE GRANDE 0 358,372
DAVENPORT, D. - STATE 0 0
GUERRA GU B 0 3,311
WARDNER, G.P., TRUSTEE, 60AC. 0 0
DE LOPEZ, C. V. -B- 0 1,534,853
HALL, J. F. -STATE -A- 0 937,162
REILLY HEIRS 0 84,991
E. ESCOBAR GAS UNIT I 0 737,309
GUERRA, H. P., ET AL 0 0
HERMANN, E. 0 9,578,381
A. G. HERMAN GAS UNIT 0 981,944
ESTATE, T. B. SLICK A-485 0 293,173
J. NEBLETT 0 207,421
SLICK, T.B. ESTATE B 534 DR 0 1,508,392
SALINAS, UVALDO 0 0
FROST NATIONAL BANK -B- 0 1,362,683
LA BRISA 91-3 0 1,303,584
SOUTHWEST FARM & RANCH 0 4,739,826
SEYFRIEDT 928 0 1,466,499
LA BRISA RANCH/STATE 542-B 0 95,033
SPEER, GEO. H. ST B 0 805,238
SILVA STATE GAS UNIT 0 1,344,643
GARCIA, M. 0 0
M.M. GARCIA D 0 1,160
STATE RIVER - SANTA MARGARITA 0 781,117
SLICK, EARL F. ET AL 0 0
CAMERON STATE 554 0 90,632
GARZA, A. M., -STATE- 0 1,270,010
MAYFAIR LABRISA 0 932,435
T.B. SLICK ESTATE A 485 0 115,077
SLICK, T. B. EST. -C- 0 253,775
CELESTINO GARZA GAS UNIT 0 202,346
GONZALES, B.B. UNIT -A- 0 0
MONTALVO, I.V. -A- 0 13,860
TRUSTEE #1 0 21,813
SLICK, T. B. ESTATE B-486 0 377,943
COOPER FOUNDATION 0 2,760,763
GUERRA BROTHERS H 0 162,740
OLIVARES , A. 0 44,560
WARDNER, G. P. TRUSTEE -B- 0 0
GUERRA SHARE 90 0 0
H. ACEVADO GAS UNIT 0 176,440
PEREZ, FRUMENCIO, ETAL 0 0
YTURRIA L & L -C- 0 1,009,140
DIELMANN 0 8,787,712
GUERRA, F.B. F 0 5,769
RODRIQUEZ 0 0
EIA PROPERTIES 0 9,137,468
SLICK, T.B. EST. -A- 0 263,347
SALINAS, D. 0 43,073
ALVAREZ 0 4,718,111
FLORES GAS UNIT 0 1,314,734
KENT GAS UNIT 0 1,758,947
SLICK-STATE 0 2,396,695
SEMMES A 0 16,588
BENTSEN BROS.-STATE 0 2,994,878
GARCIA L & L COMPANY C 0 718,499
SOUTHWEST TEXAS CORP F 0 1,907,790
SHEERIN DEEP GAS UNIT 0 1,276,376
BLOCK/GUERRA GAS UNIT 0 1,014,464
GARCIA, J. A. ET AL 0 78,739
STATE LMB PARTNERSHIP 0 21,931
SLICK ESTATE STATE OF TEXAS UNIT 0 0
BTLT OFFSET 0 0
GARZA - RIVAS UNIT 0 296,212
MARTINEZ, B 0 733,766
T. B. SLICK B-536 0 621,535
SLICK, T. B. EST 0 137,034
CANTU-FLORES 0 117,520
GARZA-HITCHCOCK ET AL G. U. 0 86,301
MILLER-VENCIA UNIT #25 0 0
THOMAS 0 0
SLICK, T. B. ESTATE -A- 485 0 242,086
COATES STATE 0 430,480
GREEN, LEE M. 0 0
NEBLETT, G. E., ET AL GAS UNIT 0 7,941,531
WALKER, BILLY L. 0 4,880,554
DAVENPORT, O. H. STATE -D- 0 0
GUERRA SHARE 189 0 12,491
GUERRA-U.S.A. GAS UNIT D 0 78,756,583
WOOD, D. G., SR. -B- 0 0
HALL, J.F. -STATE- 0 0
RICABY, S. B., ESTATE 0 0
ZAMORA STATE 0 3,255,896
EAST, ALICE K., MRS., STATE 0 3,178,036
HINOJOSA, LYDIA 0 0
SLICK, T. B., ESTATE-A- 0 0
SAENZ, M., -STATE 0 172,080
AL - SW BTLT # 2 0 981,229
FARIAS, N. A. 0 1,907,713
JUAREZ, MIGUEL 0 1,530,925
SLICK, T.B. ESTATE A-535 0 0
SANCHEZ 0 68,130
BENTSEN 0 2,029,662
GARCIA B 0 17,068,598
BENTSEN-WHITTINGTON GU1 0 13,091,746
LEE, H. P., -A- 0 0
STARR PRODUCE COMPANY 0 2,634,084
MARRS MCLEAN 0 375,625
STATE-SLICK D 0 1,585
SLICK, T. B. -B- 0 179,194
GARZA, C. L. DE 0 254,323
MCGILL,J.C.JR.STATE 0 0
TEXACO FEE GUERRA G 0 1,562,073
SLICK, T. B. ESTATE A 527 0 380,530
CHAPOTAL LAND CO. B 0 0
GONZALEZ, JORGE GU 0 0
MUNOZ G. U. 0 8,229
VALDEZ, ETICA 0 0
DAVENPORT HEIRS 0 0
GUERRA GU A 0 807,852
ORIVE, A 0 929,759
WARDNER, G.P. TR. 60 AC. 0 0
GUERRA, A. -D- 0 1,381,306
HALL, C.M. -C- 0 156,648
RAMIREZ-USA GU E 0 79,851,883
YTURRIA, L & L CO. B 0 0
E. ESCOBAR GAS UNIT 1 0 346,172
GUERRA, H. P. ET AL 0 0
HERMANN, A.G.GAS UNIT 0 202,107
S.W. FARM & RANCH STATE OF TEXAS 0 857,177
ESQUIVEL 0 558,607
IZAGUIRRE SWD 0 0
SLICK, T.B. ESTATE A 0 743,208
SALINAS, NICOLAS G. 0 5,497
BAIRD, L. M. 0 5,805
SOLIS, Z. -B- 0 0
SEYFREIDT 928 0 3,962,831
SPEER, GEO. H. -STATE-D- 0 0
SILVA 0 29,609
BOSTON TEXAS LAND TRUST # 4 0 56,141
GARCIA, L&L -C- 0 404,759
STATE PARK 0 75,681,513
CAMERON LAND & CATTLE, INC 225 0 0
GARZA, A. M., -STATE 0 1,582,764
T.B. SLICK ESTATE 0 718,592
SLICK, T. B. EST. -B-534 0 0
CARRUTH, E.B. JR. TRUST, ET AL 0 242,909
GONZALES, B. P., UNIT -A- 0 0
MONTALVO, I.V. -C- 0 18,299
SLICK, T. B. ESTATE B 528 0 0
NYE, F. GAS UNIT 0 70,327
DE GARZA, J. G. 0 0
GUERRA SHARE 8D 0 156,702
GUTIERREZ, I.G. 0 0
PEREZ GAS UNIT 0 24,128
DIAZ, MAXIMO 0 0
GUERRA, F.B. B 0 0
HEARD, J. F. B. A 0 0
RODRIGUEZ, T. 0 709,362
EDMUNDS, A.K. 0 285,298
HMC-TIE LA BRISA 0 13,245,846
SLICK, T.B. EST. E 0 0
SALINAS, A. 0 0
ALVARADO, FRANCISCO ET. UX 0 228,498
FLORES 0 129,398
KENT DEEP 0 35,069
SLICK,T.B.EST.-B- 0 0
SEMMES 0 1,436,044
BENTSEN BROS., A 0 1,040,581
GARCIA L & L CO. -C- 0 183,450
SOUTHWEST TEXAS CORP E 0 391,443
SHEERIN D 0 891,743
BLOCK/GUERRA 0 2,449,588
GARCIA, J. A. 0 24,378,351
STARRPRO MINERALS STATE B UNIT 0 3,455,276
SLICK ESTATE C 0 925,182
BTLT A 0 1,674,705
GARZA - MONTALVO GAS UNIT 0 1,342,186
MARTINEZ, ALBERTO 0 0
T. B. SLICK B-528 0 480,261
SLICK, T. B. B-536 0 656,449
CANTU UNIT 0 238,772
GARZA, RUBEN 0 0
MILLER-FLORES 0 0
TEXAS OSAGE GU 0 1,938,473
SLICK, T. B. ESTATE -A- 0 0
COATES MINERALS 0 0
GREEN - MANNING 0 32,115
NEBLETT, G. E. ET AL GAS UNIT 0 1,358,048
WALKER, BILLY L 0 76,632
GUERRA SHARE 184 0 129,394
GUERRA-U.S.A. GAS UNIT C 0 46,277,085
DEE DAVENPORT STATE OF TEXAS 0 76,559
GUERRA, A., JR. UNIT 6 0 388,005
HALL, J.F. -STATE -A- 0 81,625
ZAMORA RUIZ 0 1,108,773
SAENZ, M. STATE 0 0
FARIAS UNIT 0 1,049,289
JUAREZ, MARCOS 0 0
BENAVIDES, ETAL GAS UNIT 0 107,774
GARCIA L&L CO 0 13,873
LA BRISA LAND & CATTLE CO. W 0 128,421
GARCIA LAND AND LIVESTOCK 0 111,627
LAUREL, D. A 0 0
STARR PRODUCE CO. GU 0 521,986
SLICK 230 A 0 914,259
GARCIA, M.M. D 0 0
STATE-SLICK 0 1,933,767
SLICK, T. B. -A- 485 0 513,295
TEXACO FEE GUERRA F 0 136,906
SLICK, T. B. ESTATE A 265 0 94,211
CHAPOTAL LAND CO. -B- 0 388,493
MUNOZ A GU 0 376,045
USA 2 0 1,051,252
GUERRA GAS UNITA 0 393,239
GUERRA, R. A. 0 669,842
OLIVAREZ-VAN DRESAR UNIT 0 226,773
GUERRA, A. B UNIT 0 85,181
HALL, C.M. -A- 0 3,727,343
RAMIREZ GU E 0 0
YTURRIA, L & L CO. -B- 0 234,024
DR. GARCIA, JOSE G. 0 26,053
GUERRA, H. P. -C- 0 70,059
HERMANN, A.G. JR. GAS UNIT 0 22,203
S. W. FARM & RANCH STATE OF TEX. 0 791,001
3 M 0 693,803
ESCOBAR, RODOLFO NCT-1 0 867,597
IRENE SHEERIN - TEXAS STATE 0 77,199
SALINAS, M.V. 0 0
AUSTIN, CARLOS A. 0 9,261
FROST NATIONAL BANK 0 965,280
SOLIS, N. /OIL UNIT 6/ 0 0
SEPULVEDA, GARCIA 0 1,227,814
BENTSEN, L. M. B 0 23,199
SPEER, GEO. H. -STATE-D 0 94,230
SHELL CONOCO FEE 0 206,382
BOSTON TEXAS LAND TRUST # 10 0 89,160
GARCIA, L & L, -C- 0 0
STATE OF TEXAS-SLICK #4 0 121,883
SLICK T.B. ESTATE B 528 0 27,716
GARZA, A. M. STATE 0 2,206,381
MAURICIO GONZALEZ UNIT 0 212,135
SLICK, T. B. EST. -B- 0 157,951
GONZALES, B. P. UNIT -A- 0 0
MONTALVO, I. V., -C- 0 171
TREVINO HEIRS 95 0 0
SLICK, T. B. ESTATE B 232 0 392,549
CONTRERAS 0 95,170
GUERRA D 0 114,420
NIMMO UNIT 0 0
DE GARZA, C.L. 0 110,866
GUTIERREZ GAS UNIT 0 40,013
DIAZ B 0 97,997
GUERRA, F.B. 0 853,184
RODRIGUEZ, S. 0 39,329
EDMUNDS, A. K. 0 551,863
HINOJOSA, MEDARDO B ROY A/C 2 0 6,192
SLICK, T.B. EST -A- 0 1,362,505
SALINAS 0 1,348,393
ALVARADO, FRANCISCO ET UX 0 718,781
KENT A 0 45,980
SLICK,T.B. EST. A-229 0 749,041
SEKULA, FRANK 0 0
BENTSEN BROS. -B- 0 148,985
GARCIA L & L CO. C 0 2,850,810
SOUTHWEST TEXAS CORP D 0 2,250,301
SHEERIN C 0 1,283,384
BLOCK-GUERRA 0 3,395,792
GARCIA, I.Y. 0 5,174,387
LOPEZ GAS UNIT 1 0 762,076
STARRPRO MINERALS STATE B 0 114,207
SLICK ESTATE 539 0 1,907,487
BTLT 0 12,299,995
GARZA 0 484,260
MARTINEZ STATE 0 152,150
T. B. SLICK B /222/ 0 117,149
GARZA, ROMEO 0 514,924
MILLER C-1 SAND UNIT 0 0
TEXAS OSAGE GAS UNIT 0 242,128
SLICK, T. B. ESTATE E 537 0 265,501
NEBLETT G.E. ET AL GAS UNIT 0 2,102,588
VILLARREAL, G.G. -B- UNIT 14 0 0
DAVENPORT, F. D., -A- 0 151,713
GUERRA SHARE 180-A 0 5,826
GUERRA-GARCIA GAS UNIT 0 6,188,737
PARKS, W.S. ET AL 0 12,241
DECKER GU 0 12,387
GUERRA, A., JR. NCT-1 0 33,721
RICABY TRUST 0 98,161
ZAMORA 0 426,162
EAST, ALICE K., MRS. STATE 0 0
HINOJOSA, ISIDRO GAS UNIT 0 24,712
SLICK, T. B., ESTATE -A- 0 0
SAENZ, M. ST. 0 0
ACEVEDO, H. GAS UNIT 0 0
FARIAS 0 107,720
JUAREZ, ENEMORIO 0 893,722
SAMANO, M. C 0 325,815
BAZAN 0 142,474
GARCIA 0 1,276,260
LAUREL, D. 0 2,562,905
STARR PRODUCE CO. 0 2,646,785
SLICK 230 0 60,612
GARCIA, M. S.T. 0 2,244,719
MARGO, R.E. HEIRS 0 189,888
STATE SLICK D 0 916,857
SLICK, T. B. -A- 229 0 77,071
CAMERON, EVELYN STATE 0 728,834
GARZA, A.M. STATE 0 0
GONZALES, RICARDO 0 0
MULHOLLAND, ETAL 0 247,366
USA 1 0 17,523,066
DAVENPORT B 0 956,001
GUERRA GAS UNIT A 0 2,754,768
GUERRA, MANUEL B. 0 0
OLIVAREZ, O. GU 0 1,006,911
DE JUAREZ, MARGARITA G. 0 0
HALL, C.M. 0 1,350,092
RAMIREZ 0 270
DOYNO, F. 0 0
GUERRA, H. P. -B- 0 0
RUIZ-ZAMORA GAS UNIT 0 1,095,436
HMC-TIE LA BRISA 0 143,836
ESCOBAR, E. NCT-2 0 0
SLICK, T.B. EST.-A-485 0 0
ARRIAGA GU F 0 1,499,353
FRIO E UT -B- 0 0
LA AMERICA, LTD. 0 0
SOLIS, J.V. 0 0
SEMMES-WALLER 0 20
BENTSEN, L. M. 0 1,013,987
SPEER, GEO. H. -STATE -D- 0 646,530
SHEERIN,IRENE-TEXAS STATE 0 538,320
BOSTON TEXAS LAND TRUST 0 324,013
GARCIA, JOSE G. DR. 0 429,715
LYONS, HELENE 0 65,373
STATE OF TEXAS-SLICK #2 0 76,623
CAMERON 554 0 111,279
GARZA, A. M. -STATE 0 4,702,206
MARTINEZ-STATE 0 5,813,621
T. B. SLICK ESTATE 537-222 UNIT 0 172,442
SLICK, T. B. EST. -A- 527 0 183,145
GONZALES, B. P. 0 0
MONTALVO, I. V., -A- 0 0
THOMPSON, E. A. 0 0
SLICK, T. B. ESTATE B 0 637,812
GUERRA D 0 5,802,172
NIMMO GAS UNIT NO.1 0 457,661
GUERRA SHARE 8 - D 0 38,303
PENA,MARCOS 0 0
GUERRA, F. B., ESTATE -B- 0 0
HEARD, F. V. W. HEIRS MRS 0 0
RODRIGUEZ 0 1,625,318
EDGERTON 0 575
SLICK, T.B. E-537 0 118,579
SALAZAR, F. 0 0
ALVARADO, FRANCISCO 0 393,183
KENT 0 4,049,628
SLICK, T.B. STATE HB-222 0 293,916
SEKULA, F. 0 0
BENTSEN BROS. -A- 0 342,007
GARCIA L & L -C- 0 159,559
SHEERIN B 0 2,099,411
BLOCK, E. HEIRS B 0 279,858
GARCIA, I. Y. 0 59,643,635
LOPEZ GAS UNIT 0 3,764
STARRPRO MINERALS G GAS UNIT 0 630,926
SLICK ESTATE -C- 0 8,684,443
BRUNI-SLAUGHTER 0 0
GARCIA-YTURRIA GAS UNIT 0 4,661,302
MARTINEZ FEE 0 204,965
T B SLICK ESTATE 0 726,263
SLICK, T. B. A-535 0 370,531
CANALES, EDUARDO 0 658,678
TEXACO-FEE GUERRA G 0 459,338
SLICK, T. B. ESTATE C 221 0 0
GREEN & MANNING GU NO.2 0 0
DAVENPORT, F. D. A6 0 0
GUERRA MINERAL TRUST (NCT-III) 0 779
GUERRA,V.H.,ET AL 0 0
DE VELA, VIRGINIA CHAPA, -A- 0 0
GUERRA, A., JR. ET AL -A- 0 780,577
HALL, J. F.-STATE 0 235,419
RICABY ESTATE 0 0
EAST, ALICE K., MRS. -STATE 0 0
HINOJOSA ESTATE GAS UNIT 0 435,717
SAENZ, M. -STATE- 0 317,575
ACEVEDO 0 1,360,631
FALCON 0 766,471
JUAREZ, ENEMORIA 0 38,141
SLICK, T.B. ESTATE A 527 0 199,135
G. E. NEBLETT ET AL GAS UNIT 0 16,383,571
LA BRISA LAND & CATTLE 0 178,158
SOUTHWEST TEXAS CORP C 0 4,242,491
GARCIA LAND & LIVESTOCK CO. 0 0
STARR #1 0 11,050
SLICK - STATE VICKSBURG UNIT B 0 2,869,931
BRANNAN 0 12,407,706
GARCIA, M. M., LAND TRUST 0 1,668
MARGO, R.E. ESTATE 0 126,542
STATE SLICK -D- 0 3,155
SLICK, T. B. ESTATE A 0 73,380
CAMERON, EVELYN 0 602,130
GARZA, A.M. -STATE 0 10,701
CHAPOTAL LAND CO. 0 1,345,862
GONZALES, OSBELIA SAENZ ET AL 0 365,952
MORSE-FORSTER UNIT 0 6,575,751
USA 0 327,247,876
SLICK, T. B., EST. -E- -537 0 391,702
DAVENPORT 0 212,536
GUERRA GAS UNIT A 0 6,543,252
GUERRA, LOUISE 0 617,458
OLIVAREZ, O GU 0 798,967
WARDNER, G. P., TRUSTEE -F- 0 0
DE JUAREZ, M. G. 0 0
HALL, C. M. -C- 0 400,540
RAMEY 0 235,083
YTURRIA LAND & LIVESTOCK CO. 0 33,838
DOYNO 0 56,976
GUERRA, H. P. 0 0
RUIZ-ZAMORA 0 0
ESCOBAR, E. GAS UNIT NO. 1 0 850,434
IAN GAS UNIT 0 1,616,756
SLICK, T.B. EST.-A- 529 0 717,548
ARGENTINA SWD 0 0
KNOX, J. W. 0 757,586
SOLIS, DOLORES S., ET AL 0 374,129
SEMMES TRUST, ET. AL. 906 0 627,230
BENTSEN TRACT IV 0 230,321
LA BRISA RANCH 907-1 0 1,143,011
SPEER, GEO. H. -STATE -B- 0 0
SHEERIN,IRENE,ET AL 0 745,675
BLOOMBERG. SAMUEL D. 0 752,970
GARCIA, JOSE G. 0 0
STATE OF TEXAS-SLICK # 3 0 810
SLICK T.B. EST B 266 0 0
GARZA, A. M. -ST 0 5,970,817
MARTINEZ, FELIX 0 305,933
T. B. SLICK ESTATE AV 535 0 441,887
SLICK, T. B. EST. -A- 485 0 300,698
CARRUTH, E.B. -C- 0 0
MONTALVO, I. V. -C- 0 216,921
THOMAS-RIFE GAS UNIT 0 26,971,358
SLICK, T. B. ESTATE A-527 0 7,251,190
GUERRA A SWD 0 0
NIMMO GAS UNIT NO. 1 0 4,740,421
GUERRA SHARE 344 0 0
GUERRA/STATE G.U 0 9,102
PENA, SAMUEL, ET AL 0 0
WRIGHT 0 241
GUERRA, F. B., -F- 0 345,551
RINGGOLD FARMS 1 0 1,451,134
ECHOLS, GEORGE ET AL 0 44,089
SLICK, T.B. A-535 0 356,617
SALAZAR VILLARREAL UNIT 0 0
ALVARADO, DANIEL UNIT 0 0
FINA-CONNOCO FEE 0 0
KEMPNER MINERALS, LP 0 57,345
SLICK, T.B. STATE H536 0 11,940
SEABURY,F.W. EST. OF 0 93
BENTSEN BROS. - STATE 0 42,022,459
BLISS 0 725,844
GARCIA, ESTEBAN 0 0
STARRPRO MINERALS DGU 0 4,336,555
BROCK, J.D. H 0 32,959
GARCIA-YTURRIA -A- GU 0 40,237
SW FARM & RANCH - STATE OF TX 0 357,382
SLICK, T. B. A-529 0 222,555
CANALES, E. G. -GARZA GU 0 78,813
GARZA, D.L. -A- 0 40,451
TEXACO GUERRA G 0 0
SLICK, T. B. ESTATE B-266 0 27,743
COATES ENERGY TRUST ET AL 0 100,077
GREEN & MANNING GU 2 0 1,214
NATIONSBANK 0 230,725
VILLARREAL GARCIA UNIT 0 1,258,351
DAVENPORT, D.-STATE 0 0
GUERRA,V.H. ET AL 0 2
PARKS, W. S., ET AL 0 7,108
DE VELA, VIRGINIA CHAPA 0 0
GUERRA, A., EL AL B 0 0
HALL, J. F., STATE 0 1,239,251
RICABY 0 963,526
YZNAGA, A. 0 0
HINOJOSA 0 5,173,191
A.G. HERMAN, JR. GAS UNIT 0 880,081
F.B. GUERRA ESTATE B 0 126,749
JUANA SALAS 0 281,350
SLICK, T.B. ESTATE A 0 16,865,758
SAMANO EAST GAS UNIT 0 321,400
G & M /GU-2 0 416,050
LA BRISA L. & C. CO. 0 0
SOUTHWEST TEXAS CORP B 0 2,589,660
SHEERIN A 0 421,039
GARCIA L&L CO. -C- 0 217,646
SPEER, GEORGE H. ST. B 0 517,337
SLICK - STATE VICKSBURG UNIT A 0 0
BOSTON-TEXAS LAND CO 0 0
GARCIA, M. M. FEE -B- 0 0
MARGO, R. E. HEIRS 0 5,020,613
SLICK, T. B. ESTATE B 536 0 482,000
CAMERON, DON ET AL STATE 0 0
GARZA, A.M. - STATE 0 5,674,694
MCGILL BROS NCT-1 0 0
SLICK, T. B. EST. UNIT 0 0
CHAPOTAL LAND CO -A- 0 85,180
GONZALES, LUCIO 0 786,435
MORSE - FORSTER UNIT 0 3,749,409
DALLAS, J.S. L. B. 0 0
GUERRA GAS UNIT A 0 98,027,817
DE HINOJOSA, J.L. 0 0
HALL, C. M. -B- 0 553,719
R.G. SMITH GAS UNIT 0 5,607
YTURRIA L&L CO. -B- 0 1,689,364
DON CAMERON ETAL UNIT 0 127,819
HERMANN A. G. GAS UNIT 0 1,130,050
ROOS-BENNETT 0 0
ESCOBAR UNIT 0 1,518,968
HOWELL, J.J. 0 19,574,681
SLICK, T.B. EST. B 0 0
SALINAS, FAUSTO ET AL 0 17,807,662
AMARO SALINAS GU 0 0
FRIO D-5 UNIT 0 0
KING EDMUNDS 0 380,747
SOLIS, BESILIO, ET AL 0 0
SEMMES TRUST, ET AL 906 0 1,189,730
BENTSEN TRACT III -A- 0 346,927
SHEERIN, IRENE-TEXAS STATE 0 615,458
BLOOMBERG, SAMUEL D. 0 52,618,349
GARCIA, JOSE DR. 0 14,779
LUERA, M. G. ETAL 0 0
STATE OF TEXAS SLICK #6 0 0
CAMERON 137 0 1,216,698
GARZA, A. M. - STATE 0 1,328,661
MARTINEZ, F.F. 0 1,308,717
T. B. SLICK ESTATE A 485 0 968,391
CARRUTH, E.B. C 0 0
GARZA-RIVAS UNIT(D.D.OIL CO.-B-) 0 21,946
MONTALVO, I. V. -A- 0 52,888
THOMAS-RIFE G. U. 0 0
SLICK, T. B. ESTATE A 535 0 92,722
CONOCO 225 0 0
NIMMO G.U. NO.1 0 446,803
WARDNER D 0 3,873
GUERRA SHARE 331-C 0 218,905
PENA, SABAS GARZA 0 0
WOODS -B- 0 0
DELGADO, E.F. 0 210,432
GUERRA, F. B. ESTATE -B- 0 708,365
HAYDEN ET AL 0 0
RINGGOLD FARMS 0 201,787
ZIMMERMAN, R.M. 0 616,341
ECHOLS, GEORGE 0 129,480
HINOJOSA, MANUELA VDA DE 0 0
SLICK, T.B. A 0 24,985
SAGA 0 4,032,736
ALVARADO, DANIEL 0 29,060
KEMPNER MINERALS LTD. 0 0
SEABURY, MARGARET MRS. 0 107,587
BENTSEN BROS. B RPU 0 1,208,095
GARCIA HEIRS GAS UNIT 0 1,938,956
GARCIA, DR. JOSE -B- 0 0
LONGORIA 0 157,487
STARRPRO MINERALS C UNIT 3 0 2,022,433
SLICK ESTATE C 0 133,367
BROCK, J. D., -H- 0 260,833
GARCIA-YTURRIA -A- GAS UNIT 0 2,523,264
SUN FIELD WATERFLOOD UNIT NO. 1 0 0
CANALES FAMILY TRUST 0 0
GARZA, D. L., -B- 0 0
SLICK, T. B. ESTATE B-222 0 450,370
GREEN & MANNING GAS UNIT NO. 1 0 15,799
DAVENPORT, D.,-STATE 0 0
GUERRA MINERAL TRUST NCT III 0 187,074
GUERRA, V.H., ET AL 0 0
WOOD B 0 1,765,735
DE PENA, V.L. 0 0
GUERRA, A. M. 0 3,950
HALL, J. F., -STATE 0 2,130,614
REYNOLDS UNIT 0 1,414,156
YZAGUIRRE, MANUEL 0 0
EAST, ALICE K. MRS., STATE 0 42,269
HILL 0 5,560,865
SAENZ, M. - STATE 0 928,580
A.G. HERMAN GAS UNIT 0 19,942
F. NYE GAS UNIT 0 6,303
JONES FAMILY 0 1,707,123
SLICK, T.B. ESTATE -B- 0 83,271
SAMANO C 0 11,313
BARRERA, R. 0 72,718
FUENTES, J. R. ET AL 0 5,227
LA BRISA L&C CO. 0 80
SOUTHWEST TEXAS CORP A 0 6,674,478
GARCIA L&L CO. C 0 159,057
LAS ESCOBAS 0 1,781,871
SPEER, GEORGE H. 0 2,933
SLICK A 0 41,021
BOSTON TEXAS LAND TRUST CO. 0 178,023
GARCIA, M. M. B-538 0 181,908
MARGO R.E. ESTATE 0 129,632
STATE SLICK #2A 0 43,754
SLICK, T. B. 0 0
CAMERON, DON ET AL -A- 0 282,194
GARZA, A.M. 0 0
TENNECO CONOCO FEE 0 1,692
SLICK, T. B. EST. B-534 0 5,057
CHAPA DE VELA, VIRGINIA 0 0
URSCHEL, C. F. 0 1,119,167
DALLAS, J. S. L. B. -A- 0 0
GUERRA G 0 856,376
GUERRA, H.P. JR ET AL 0 548,507
OLIVAREZ DRESSER B 0 0
DE GUTIERREZ, OLIVIA L., U. 0 0
GUERRA UNIT 0 205,317
HALL, C. M. -A- 0 6,702,660
YTURRIA L&L -A- 0 0
DON CAMERON ET AL STATE 0 0
GUERRA, F.B., ESTATE -B- 0 540,044
HERMAN, A.G., JR GAS UNIT 0 380,073
ROOS, ET AL 0 727,116
ESCOBAR 0 1,618,076
HOWELL, J. J. 0 5,169,386
SLICK, T.B. EST. A-485 0 0
SALINAS, FAUSTO 0 1,267,593
ALVAREZ-HINOJOSA UNIT (UPPER) 0 58,282
FNB MISSION 0 14,185,990
BENTSEN TRACT II 0 762,170
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
RODESSA OPERATING COMPANY 275 0
MOMENTUM PRODUCTION CORP. 275 119,856
TIZA ENERGY, INC. 252 6,463
JENKINS, WINSTON 237 33,579
ENERGY 2000, INC. 233 36,389
ROCK ENERGY CORP. 136 0
SAFARI PRODUCTION COMPANY, INC. 67 402,678
BNR OPERATING, LLC 67 18
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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


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