| 1990-11-08 | 380377 | 42-051-33144 | ALFORD-JONES UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 12,700 | Y |
| 1990-11-06 | 380402 | 42-051-33147 | LEACHMAN-DAVIDSON #1 | CENTRAL PLAINS OIL&GAS CORP. (A) | DRILL | 13,000 | Y |
| 1990-11-01 | 380188 | 42-051-33142 | E. B. PORTER UNIT #2 | TEXACO PRODUCING INC. | DRILL | 13,000 | Y |
| 1990-10-31 | 379663 | 42-051-33131 | GROCE, J. R. UNIT #1 | TEXACO PRODUCING INC. | DRILL | 13,000 | Y |
| 1990-10-30 | 380385 | 42-051-33143 | GAUBATZ-FOJT UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 15,500 | Y |
| 1990-10-30 | 380383 | 42-051-33145 | LUKSA-KUBENA UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 11,700 | Y |
| 1990-10-30 | 380382 | 42-051-33146 | BALLEW-HUDSON UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 13,300 | Y |
| 1990-10-30 | 380382 | 42-051-33146 | BALLEW-HUDSON UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 13,300 | Y |
| 1990-10-26 | 380216 | 42-051-33141 | WILL UNIT #1 | WCS OIL AND GAS CORPORATION | DRILL | 12,500 | Y |
| 1990-10-26 | 380216 | 42-051-33141 | WILL UNIT #1 | WCS OIL AND GAS CORPORATION | DRILL | 12,500 | Y |
| 1990-10-26 | 380214 | 42-051-33140 | ZERNIAL-RIDDLE UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 15,200 | Y |
| 1990-10-26 | 380214 | 42-051-33140 | ZERNIAL-RIDDLE UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 15,300 | Y |
| 1990-10-26 | 380214 | 42-051-33140 | ZERNIAL-RIDDLE UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 15,300 | Y |
| 1990-10-26 | 380213 | 42-051-33139 | PORTER , J. HOLLAND #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 12,800 | Y |
| 1990-10-26 | 380171 | 42-051-31076 | LOEHR, ANDREW #1 | UNION PACIFIC RESOURCES COMPANY | RECOMP | 11,460 | |
| 1990-10-26 | 380170 | 42-051-33138 | BADGER #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 14,200 | Y |
| 1990-10-26 | 380169 | 42-051-33137 | SCARMARDO,MORRIS #2 | UNION PACIFIC RESOURCES COMPANY | DRILL | 12,250 | Y |
| 1990-10-26 | 380066 | 42-051-33136 | EDWARDS, LELA #1 | U. S. OPERATING, INC. | DRILL | 9,300 | Y |
| 1990-10-26 | 380066 | 42-051-33136 | EDWARDS, LELA #1 | ULTRAMAR OIL AND GAS LIMITED | DRILL | 10,000 | Y |
| 1990-10-23 | 380025 | 42-051-33148 | SEE-SEE UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 14,600 | Y |
| 1990-10-22 | 379940 | 42-051-33135 | DELLA #1 | LANDMARK EXPLORATION INC. | DRILL | 10,190 | Y |
| 1990-10-22 | 379553 | 42-051-33130 | PORTER, E. B. #4 | WILLIAMS, CLAYTON W., JR., INC. | DRILL | 8,600 | Y |
| 1990-10-22 | 379352 | 42-051-33127 | BROWN, J. S. #1 | WILLIAMS, CLAYTON W., JR., INC. | DRILL | 8,450 | Y |
| 1990-10-19 | 379844 | 42-051-33133 | PORTER-PORTER "A" UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 12,500 | Y |
| 1990-10-19 | 379843 | 42-051-33134 | OLD RIVER FARM #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 12,500 | Y |
| 1990-10-17 | 379685 | 42-051-33132 | SEBESTA #2 | CRESCENT EXPLORATION COMPANY | DRILL | 4,200 | |
| 1990-10-15 | 379395 | 42-051-32082 | LEWIS, MILTON L. #1 | ROUNDTOP ENERGY CORPORATION | DRILL | 11,000 | Y |
| 1990-10-15 | 379395 | 42-051-32082 | LEWIS, MILTON L. #1 | ROUNDTOP ENERGY CORPORATION | DRILL | 11,000 | Y |
| 1990-10-12 | 379351 | 42-051-33128 | SCARMARDO, SANDYR #1 | WILLIAMS, CLAYTON W., JR., INC. | DRILL | 8,300 | Y |
| 1990-10-12 | 379100 | 42-051-33123 | L. R. SCHRADER UNIT #1 | TEXACO PRODUCING INC. | DRILL | 14,000 | Y |
| 1990-10-12 | 379020 | 42-051-33122 | LYERLY "A" #2 | ALEXANDER ENERGY CORPORATION | DRILL | 10,050 | Y |
| 1990-10-12 | 379020 | 42-051-33122 | LYERLY "A" #2 | ALEXANDER ENERGY CORPORATION | DRILL | 10,695 | Y |
| 1990-10-11 | 379325 | 42-051-33126 | BASIN-CAVALCADE #1 | BASIN RESOURCES CORPORATION | DRILL | 10,777 | Y |
| 1990-10-11 | 379255 | 42-051-33125 | GALLS #1 | SANCHEZ-O'BRIEN / TEXACO INC. | DRILL | 9,650 | Y |
| 1990-10-09 | 379194 | 42-051-33124 | CHANCE ESTATE UNIT #1 | CHRISTICO PETROLEUM COMPANY | DRILL | 14,100 | Y |
| 1990-10-09 | 379194 | 42-051-33124 | CHANCE ESTATE UNIT #1 | CHRISTICO PETROLEUM COMPANY | DRILL | 12,220 | Y |
| 1990-10-08 | 379127 | 42-051-33121 | RYAN-TATUM "A" UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 14,000 | Y |
| 1990-10-04 | 378934 | 42-051-31729 | SHERRY #1H | GEOSOUTHERN ENERGY CORPORATION | RECOMP | 9,100 | Y |
| 1990-10-04 | 378934 | 42-051-31729 | SHERRY #1H | GEOSOUTHERN ENERGY CORPORATION | RECOMP | 10,430 | Y |
| 1990-10-03 | 378699 | 42-051-33120 | EDDIE LACINA UNIT #1 | TEXACO PRODUCING INC. | DRILL | 13,000 | Y |
| 1990-10-03 | 377693 | 42-051-33114 | LYDIA SEBESTA UNIT #2 | UNION PACIFIC RESOURCES COMPANY | DRILL | 11,000 | Y |
| 1990-10-02 | 379350 | 42-051-33129 | LOUPOT-COOPER UNIT #1 | WILLIAMS, CLAYTON W., JR., INC. | DRILL | 8,500 | Y |
| 1990-09-24 | 378344 | 42-051-33119 | EUCLID #2 | MID-GULF, INC. | DRILL | 4,500 | |
| 1990-09-21 | 378314 | 42-051-33118 | ELSIK-WIECHERT UNIT #1 | CHRISTICO PETROLEUM COMPANY | DRILL | 13,100 | Y |
| 1990-09-21 | 378314 | 42-051-33118 | ELSIK-WIECHERT UNIT #1 | CHRISTICO PETROLEUM COMPANY | DRILL | 11,675 | Y |
| 1990-09-21 | 378188 | 42-051-33117 | PETE SCARMARDO UNIT #1 | WILLIAMS, CLAYTON W., JR., INC. | DRILL | 7,900 | Y |
| 1990-09-21 | 378162 | 42-051-33115 | SCHOENEMANN #1 | UNITED OIL & MINERALS, INC. | DRILL | 10,000 | Y |
| 1990-09-19 | 378168 | 42-051-33116 | HOVORAK-LIGHTSEY UNIT #1 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,800 | Y |
| 1990-09-07 | 377489 | 42-051-33112 | E.M.C. UNIT #1 | OMNI PETROLEUM CORPORATION | DRILL | 10,500 | Y |
| 1990-09-07 | 377489 | 42-051-33112 | E.M.C. UNIT #1 | OMNI PETROLEUM CORPORATION | DRILL | 8,539 | Y |