| 2000-06-16 | 496220 | 42-183-31411 | G W RICHEY GAS UNIT #11 | C. W. RESOURCES, INC. | DRILL | 11,200 | |
| 2000-06-16 | 496220 | 42-183-31411 | G W RICHEY GAS UNIT #11 | C. W. RESOURCES, INC. | DRILL | 11,200 | |
| 2000-06-06 | 495773 | 42-183-31409 | MURPHY GAS UNIT #1 #2 | GEO-VEST OF TEXAS, INC. | DRILL | 11,000 | |
| 2000-06-06 | 495773 | 42-183-31409 | MURPHY GAS UNIT #1 #2 | GEO-VEST OF TEXAS, INC. | DRILL | 11,000 | |
| 2000-06-01 | 494543 | 42-183-31408 | WSGU10 (WALKKE 7) #10 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 2000-06-01 | 494421 | 42-183-31407 | WSGU10 (WALKE -8) #11 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 2000-05-18 | 495073 | 42-183-30432 | FLEWELLEN G U #1 #1 | GEO-VEST OF TEXAS, INC. | RECOMP | 10,730 | |
| 2000-05-16 | 493924 | 42-183-31081 | STARR DICKSON GU #1 #4 | GEO-VEST OF TEXAS, INC. | RECOMP | 7,925 | |
| 2000-05-02 | 493981 | 42-183-31405 | ARGU #1 #8 | GEO-VEST OF TEXAS, INC. | DRILL | 11,000 | |
| 2000-05-02 | 493981 | 42-183-31405 | ARGU #8 | GEO-VEST OF TEXAS, INC. | DRILL | 11,000 | |
| 2000-04-20 | 494206 | 42-183-31406 | WSGU11 (GRAY-5) #6 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 2000-04-19 | 493926 | 42-183-30484 | MURPHY #1 | GEO-VEST OF TEXAS, INC. | RECOMP | 7,960 | |
| 2000-04-11 | 493954 | 42-183-31404 | MCKINLEY #3 | DALLAS PRODUCTION, INC. | DRILL | 11,100 | |
| 2000-04-06 | 493830 | 42-183-31018 | HAMBY HEIRS GU 1 #4 | EL PASO PRODUCTION COMPANY | RECOMP | 10,630 | |
| 2000-04-06 | 493551 | 42-183-30058 | WSCGU (HORTON-DICKSON) #510 | CROSS TIMBERS OPERATING COMPANY | DRILL | 8,804 | |
| 2000-04-03 | 493679 | 42-183-31403 | G. W. RICHEY GAS UNIT #10 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 2000-03-30 | 493641 | 42-183-31001 | WHITEHURST, T. F. EST. #5 | EL PASO PRODUCTION COMPANY | RECOMP | 10,630 | |
| 2000-03-30 | 493572 | 42-183-31402 | J. T. SPURRIER GAS UNIT #1 | C. W. RESOURCES, INC. | DRILL | 12,300 | |
| 2000-03-30 | 493572 | 42-183-31402 | PET. HOPKINS GAS UNIT #2 | C. W. RESOURCES, INC. | DRILL | 11,900 | |
| 2000-03-24 | 493246 | 42-183-31176 | WSCGU (HORTON, N.) #401 | CROSS TIMBERS OPERATING COMPANY | RECOMP | 10,600 | |
| 2000-03-09 | 492829 | 42-183-31401 | ELDER #1A | PALMER PETROLEUM INC. | DRILL | 3,600 | |
| 2000-02-29 | 491458 | 42-183-31396 | TAYLOR-ANNE "A" #2 | BUFFCO PRODUCTION INC. | DRILL | 9,000 | |
| 2000-02-28 | 492278 | 42-183-31398 | PET HOPKINS GAS UNIT #2 | C. W. RESOURCES, INC. | DRILL | 12,300 | |
| 2000-02-23 | 491874 | 42-183-31397 | GLADEWATER GU 16 #10 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 2000-02-22 | 490647 | 42-183-31394 | JOHN BEN SHEPPERD GAS UNIT NO. 1 #3 | EXXON CORP. | DRILL | 12,500 | |
| 2000-02-14 | 491872 | 42-183-31399 | GLADEWATER GU 16 #7 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 2000-02-14 | 491872 | 42-183-31399 | GLADEWATER GU 16 #7 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 2000-02-14 | 491872 | 42-183-31399 | GLADEWATER GU 16 #7 | WAGNER & BROWN, LTD. | DRILL | 11,300 | |
| 2000-02-14 | 491871 | 42-183-31400 | GLADEWATER GU 16 #6 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 2000-01-26 | 491426 | 42-183-31396 | TAYLOR-ANNE "A" #2 | BUFFCO PRODUCTION INC. | DRILL | 9,000 | |
| 2000-01-26 | 490487 | 42-183-31393 | WSCGU (ROBERTSON) #109 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-12-21 | 488015 | 42-183-31380 | ELDER BROS. #2R | TATE, LARRY V. OPERATING, INC. | DRILL | 3,500 | |
| 1999-12-17 | 490440 | 42-183-31392 | WSCGU (HORTON-DICKSON) #526 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-12-15 | 490396 | 42-183-31271 | FLEWELLEN GAS UNIT #6 | COOK EXPLORATION CO. | RECOMP | 10,792 | |
| 1999-11-24 | 489631 | 42-183-31391 | JJ FLEWELLEN GAS UNIT #5 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 1999-11-12 | 489372 | 42-183-31390 | WSGU11 (GRAY -4) #5 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-11-08 | 489225 | 42-183-31389 | H. M. LAWRENCE, JR. ET AL GU #15 | QUESTAR EXPL. AND PROD. CO. | DRILL | 4,750 | |
| 1999-11-05 | 489165 | 42-183-31388 | MCLENDON-COMBEST #7 | DALLAS PRODUCTION, INC. | DRILL | 8,200 | |
| 1999-11-05 | 489148 | 42-183-31387 | BARRETT, J. C. #1 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 1999-11-03 | 488831 | 42-183-30776 | TOLAR, JOE #2 | HOUSTON EXPLORATION COMPANY, THE | RENTR | 7,800 | |
| 1999-10-26 | 488764 | 42-183-31385 | GW RICHEY GAS UNIT #9 | C. W. RESOURCES, INC. | DRILL | 11,300 | |
| 1999-10-26 | 488723 | 42-183-31386 | WSGU1 (LACY, E. -11) #11 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-26 | 488723 | 42-183-31386 | WSGU1 (LACY, E. -11) #11 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-25 | 488758 | 42-183-31161 | FLANAGAN #4 | WILLIAMS, CLAYTON ENERGY, INC. | RECOMP | 7,200 | |
| 1999-10-21 | 488627 | 42-183-31384 | WSGU10 (WALKE-6) #9 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-21 | 488627 | 42-183-31384 | WSGU10 (WALKE-6) #9 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-21 | 488536 | 42-183-31383 | WSCGU (LACY, R.) #305 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-18 | 488583 | 42-183-31321 | PARKER, VIVIAN #2 | C. W. RESOURCES, INC. | RECOMP | 12,900 | |
| 1999-10-13 | 488423 | 42-183-31382 | WSCGU (ROBERTSON) #108 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |
| 1999-10-13 | 488423 | 42-183-31382 | WSCGU (ROBERTSON) #108 | CROSS TIMBERS OPERATING COMPANY | DRILL | 12,000 | |