| WILLAMAR WEST UNIT04/3391 | CITATION OIL & GAS CORP. | Oil lease | $132.9 M |
| PETRU, V. A.04/205748 | XTO ENERGY INC. | Gas well | $128.7 M |
| WILLAMAR EAST UNIT04/7915 | CITATION OIL & GAS CORP. | Oil lease | $94.6 M |
| KLEBERG, R J JR TR STILLMAN04/150964 | EOG RESOURCES, INC. | Gas well | $87.8 M |
| PETRU, V. A.04/208761 | SAFARI PRODUCTION COMPANY, INC. | Gas well | $78.7 M |
| KLEBERG, R J JR TR STILLMAN04/154559 | EOG RESOURCES, INC. | Gas well | $75.5 M |
| KLEBERG, R.J.JR.TR.STILLMAN04/152675 | EXXON MOBIL CORPORATION | Gas well | $69.7 M |
| PETRU, V. A.04/223447 | XTO ENERGY INC. | Gas well | $64.2 M |
| KLEBERG, R J JR TR STILLMAN04/162591 | EOG RESOURCES, INC. | Gas well | $58.7 M |
| KLEBERG, R. J. JR. TR. STILLMAN04/156301 | EXXON MOBIL CORPORATION | Gas well | $53.9 M |
| PETRU, V. A.04/199218 | XTO ENERGY INC. | Gas well | $48.5 M |
| KLEBERG, R.J., STILLMAN JR.TR.04/140638 | EXXON MOBIL CORPORATION | Gas well | $46.4 M |
| AMES G.U.04/220917 | DEWBRE PETROLEUM CORPORATION | Gas well | $44.1 M |
| AMES ET AL GU04/222562 | DEWBRE PETROLEUM CORPORATION | Gas well | $42.1 M |
| KLEBERG, R J JR TR STILLMAN04/164148 | EOG RESOURCES, INC. | Gas well | $40.3 M |
| YTURRIA, H.04/200455 | APOLLO PETRO FUELS LLC | Gas well | $39.8 M |
| COX, B. F.04/252799 | WAGNER OIL COMPANY | Gas well | $34.2 M |
| KLEBERG, R J JR TR STILLMAN04/205657 | EOG RESOURCES, INC. | Gas well | $32.5 M |
| KLEBERG, R. J. JR. TR. STILLMAN04/164151 | EXXON MOBIL CORPORATION | Gas well | $32.4 M |
| PETRU, V. A.04/204773 | SAFARI PRODUCTION COMPANY, INC. | Gas well | $31.4 M |
| SAUZ RANCH MULATOS PASTURE04/3390 | CHESTNUT EXPLOR. AND PROD., INC. | Oil lease | $30.8 M |
| PETRU, V. A.04/251684 | PETROVYBE OPCO LLC | Gas well | $30.3 M |
| KLEBERG, R. J. JR. TR.-STILLMAN04/168315 | EXXON MOBIL CORPORATION | Gas well | $29.3 M |
| KLEBERG, R. J. JR. TR. STILLMAN04/154558 | EXXON MOBIL CORPORATION | Gas well | $29.2 M |
| YTURRIA, H.04/13071 | APOLLO PETRO FUELS LLC | Oil lease | $28.5 M |
| LEFNER ET AL GU04/230701 | DEWBRE PETROLEUM CORPORATION | Gas well | $28.4 M |
| LEFNER ET AL GU04/233177 | DEWBRE PETROLEUM CORPORATION | Gas well | $28.3 M |
| STONE GAS UNIT04/43621 | PROLINE ENERGY RESOURCES INC | Gas well | $27.7 M |
| SAUZ RANCH MULATOS PASTURE04/3366 | CHESTNUT EXPLOR. AND PROD., INC. | Oil lease | $27.0 M |
| COX, B. F.04/251486 | WAGNER OIL COMPANY | Gas well | $25.3 M |
| BELL, S.H.04/13096 | CITATION OIL & GAS CORP. | Oil lease | $25.3 M |
| YTURRIA, H.04/198870 | APOLLO PETRO FUELS LLC | Gas well | $24.9 M |
| HENDERSON, J.W. ET AL GAS UNIT04/237330 | DEWBRE PETROLEUM CORPORATION | Gas well | $24.7 M |
| WILLAMAR WEST MIOCENE UNIT04/9525 | CITATION OIL & GAS CORP. | Oil lease | $24.7 M |
| HENDERSON, J.W. ET AL GAS UNIT04/187544 | SUEMAUR EXPL. & PROD., LLC | Gas well | $24.0 M |
| COX, B F04/238711 | WAGNER OIL COMPANY | Gas well | $23.5 M |
| COX, B. F.04/255403 | WAGNER OIL COMPANY | Gas well | $23.4 M |
| COX, B. F.04/248694 | WAGNER OIL COMPANY | Gas well | $23.0 M |
| HARGILL GAS UNIT "A"04/261128 | DALLAS PETROLEUM GROUP, LLC | Gas well | $22.9 M |
| WILLAMAR COMMUNITY "E"04/12714 | CITATION OIL & GAS CORP. | Oil lease | $22.4 M |
| LEFNER ET AL GAS UNIT04/234933 | SUEMAUR EXPL. & PROD., LLC | Gas well | $21.6 M |
| COX, B. F.04/251618 | WAGNER OIL COMPANY | Gas well | $20.9 M |
| KLEBERG, R J JR TR STILLMAN04/150121 | EOG RESOURCES, INC. | Gas well | $20.2 M |
| RIO FARMS04/224320 | POGO PRODUCING COMPANY LLC | Gas well | $19.4 M |
| LEFNER ET AL GAS UNIT04/238507 | DEWBRE PETROLEUM CORPORATION | Gas well | $19.3 M |
| KLEBERG, R J JR TR STILLMAN04/152355 | EOG RESOURCES, INC. | Gas well | $18.9 M |
| KLEBERG, R. J. JR. TR. STILLMAN04/140625 | EXXON MOBIL CORPORATION | Gas well | $18.5 M |
| PETRU, V. A.04/250364 | PETROVYBE OPCO LLC | Gas well | $17.2 M |
| YTURRIA, H.04/206465 | APOLLO PETRO FUELS LLC | Gas well | $16.8 M |
| KLEBERG, R. J. JR. TR. STILLMAN04/170892 | EXXON MOBIL CORPORATION | Gas well | $16.8 M |
| COX, B. F.04/251669 | WAGNER OIL COMPANY | Gas well | $16.7 M |
| YTURRIA, H.04/198215 | CODY ENERGY LLC | Gas well | $16.4 M |
| KLEBERG, R.J. JR. TR. STILLMAN04/158241 | EXXON MOBIL CORPORATION | Gas well | $16.2 M |
| KLEBERG, R J JR TR STILLMAN04/165021 | EOG RESOURCES, INC. | Gas well | $15.9 M |
| YTURRIA CATTLE CO. (22 SD.)04/11611 | TEXAS OIL AND GAS OPERATING, LLC | Oil lease | $15.9 M |
| AMES ET AL GU04/244685 | DEWBRE PETROLEUM CORPORATION | Gas well | $15.8 M |
| PETRU, V. A.04/201233 | PETROVYBE OPCO LLC | Gas well | $15.5 M |
| COX, B. F.04/248306 | WAGNER OIL COMPANY | Gas well | $14.4 M |
| KENAF INDUSTRIES04/194262 | U.S. ENERCORP, LTD. | Gas well | $14.0 M |
| THOMAS, M. G.04/168235 | XTO ENERGY INC. | Gas well | $14.0 M |
| RIO FARMS "A" GAS UNIT04/227192 | OXY USA INC. | Gas well | $13.9 M |
| KLEBERG, R.J.JR.TR.STILLMAN04/154678 | EXXON MOBIL CORPORATION | Gas well | $13.5 M |
| YTURRIA, FRANK D.04/190239 | CODY ENERGY LLC | Gas well | $12.9 M |
| KLEBERG, R.J. JR.TR. STILLMAN04/169609 | EXXON MOBIL CORPORATION | Gas well | $12.8 M |
| KLEBERG, R J JR TR STILLMAN04/257654 | EOG RESOURCES, INC. | Gas well | $12.6 M |
| LA SAL VIEJA DEVELOPMENT04/243087 | PROLINE ENERGY RESOURCES INC | Gas well | $12.4 M |
| TORDILLA FIELD GAS UNIT 104/167960 | EOG RESOURCES, INC. | Gas well | $12.3 M |
| COX, B. F.04/252834 | WAGNER OIL COMPANY | Gas well | $12.2 M |
| YTURRIA, FRANK D. ET AL04/183087 | CODY ENERGY LLC | Gas well | $12.1 M |
| PETRU, V. A.04/208796 | PETROVYBE OPCO LLC | Gas well | $12.0 M |
| HENDERSON, J.W. ET AL GAS UNIT04/216710 | DEWBRE PETROLEUM CORPORATION | Gas well | $12.0 M |
| THOMAS, M.G. ET AL04/133022 | XTO ENERGY INC. | Gas well | $11.7 M |
| WILLAMAR COMMUNITY04/9630 | CITATION OIL & GAS CORP. | Oil lease | $11.7 M |
| BONDY GU04/226742 | DEWBRE PETROLEUM CORPORATION | Gas well | $11.7 M |
| CAVAZOS, NICHOLAS04/3369 | CITATION OIL & GAS CORP. | Oil lease | $11.5 M |
| COX, B. F.04/255406 | WAGNER OIL COMPANY | Gas well | $11.3 M |
| THOMAS04/245275 | WAGNER OIL COMPANY | Gas well | $11.3 M |
| THOMAS04/247890 | WAGNER OIL COMPANY | Gas well | $11.1 M |
| KENAF INDUSTRIES UNIT04/186787 | U.S. ENERCORP, LTD. | Gas well | $11.0 M |
| KLEBERG, R J JR TR STILLMAN04/179573 | EOG RESOURCES, INC. | Gas well | $11.0 M |
| KERR ET AL GU04/247130 | DEWBRE PETROLEUM CORPORATION | Gas well | $11.0 M |
| YTURRIA, H.04/202135 | APOLLO PETRO FUELS LLC | Gas well | $10.8 M |
| LA SAL VIEJA GAS UNIT04/173711 | PROLINE ENERGY RESOURCES INC | Gas well | $10.7 M |
| KLEBERG, R J JR TR STILLMAN04/261761 | EOG RESOURCES, INC. | Gas well | $10.6 M |
| WILLIAMAR WEST MIOCENE UNIT04/10056 | CITATION OIL & GAS CORP. | Oil lease | $10.5 M |
| WILLAMAR WEST MIOCENE UNIT04/10055 | CITATION OIL & GAS CORP. | Oil lease | $9.9 M |
| YTURRIA, H.04/206932 | APOLLO PETRO FUELS LLC | Gas well | $9.8 M |
| THOMAS04/217343 | XTO ENERGY INC. | Gas well | $9.8 M |
| YTURRIA, FRANK D.04/199970 | CODY ENERGY LLC | Gas well | $9.5 M |
| KLEBERG, R J JR TR STILLMAN PAST04/221332 | EXXON MOBIL CORPORATION | Gas well | $9.4 M |
| YTURRIA, FRANK D. ET AL04/175809 | CODY ENERGY LLC | Gas well | $9.4 M |
| YTURRIA, FRANK D.04/200068 | CODY ENERGY LLC | Gas well | $9.4 M |
| TORDILLA FIELD GAS UNIT 104/159649 | EOG RESOURCES, INC. | Gas well | $9.3 M |
| YTURRIA04/253667 | TEXAS OIL AND GAS OPERATING, LLC | Gas well | $9.0 M |
| KENAF INDUSTRIES UNIT04/198895 | U.S. ENERCORP, LTD. | Gas well | $9.0 M |
| SAUZ RANCH MULATOS PASTURE04/3387 | SHOCO PRODUCTION LLC | Oil lease | $8.9 M |
| YTURRIA, FRANK D.04/183312 | CODY ENERGY LLC | Gas well | $8.8 M |
| COX, B. F.04/248693 | WAGNER OIL COMPANY | Gas well | $8.7 M |
| KLEBERG, R J JR TR STILLMAN04/238515 | EOG RESOURCES, INC. | Gas well | $8.7 M |
| SORRELLS ET AL04/248355 | DEWBRE PETROLEUM CORPORATION | Gas well | $8.3 M |