| Ohio-Sun Unit #3B42-321-01606 | Premier Natural Resources LLC only | Matagorda, TXMarkham N.-Bay City N (League) | PluggedGas | 8,064 | Mar 8, 2000 | — | — |
| Old Ocean Unit #1742-321-00741 | Hilcorp Energy Company only | Matagorda, TXOld Ocean (Armstrong) | Temporarily abandonedGas | 10,916 | Feb 18, 2000 | — | — |
| Coastal Texas Mineral Venture #142-321-31811 | Suemaur Expl. & Prod. LLC only | Matagorda, TXMarkham | PluggedGas | 5,500 | Feb 17, 2000 | — | — |
| Huebner a-382 #142-321-31810 | Carrizo Oil & Gas, Inc.permitted by · no operator of record | Matagorda, TX | Plugged | 11,000 | Feb 16, 2000 | — | — |
| Milberger #142-321-31809 | CLR Secondary Recovery LLC only | Matagorda, TXMilberger (Gravier) | Shut inOil | 9,717 | Jan 31, 2000 | — | — |
| Hawkins Ranch #242-321-31807 | Gulfport Oil & Gas Inc. only | Matagorda, TXWildcat | Shut inOil | 6,996 | Jan 26, 2000 | — | — |
| Runnells #242-321-31808 | Esenjay Exploration, Incpermitted by · no operator of record | Matagorda, TX | Plugged | 5,100 | Jan 26, 2000 | — | — |
| Runnells #1__42-321-31805 | Esenjay Exploration, Incpermitted by · no operator of record | Matagorda, TX | Plugged | 12,300 | Jan 21, 2000 | — | — |
| Frankson Etal #142-321-31804 | Black Draw Energy LLC only | Matagorda, TXButtermilk (Shaw) | Shut inOil | 8,822 | Jan 19, 2000 | — | — |
| Trull, R. B. #142-321-31802 | Aspect Resources LLCpermitted by · no operator of record | Matagorda, TX | Plugged | 8,600 | Jan 4, 2000 | — | — |
| Cornelius #1A42-321-31803 | EOG Resources Inc. only | Matagorda, TXWadsworth (Lewis 9900) | PluggedGas | 10,800 | Dec 31, 1999 | — | — |
| Trull #142-321-31801 | Remora Operating LLC only | Matagorda, TXPotthast (Middle Tex Miss) | ActiveGas | 12,501 | Dec 2, 1999 | — | — |
| Lewis J. C. #542-321-31655 | Hillhouse Operating Company LLC only | Matagorda, TXLive Oak Bayou (Miocene) | Temporarily abandonedGas | 6,750 | Nov 17, 1999 | — | — |
| Trull R. B. et al #242-321-31800 | Deep Rock Resources Inc. only | Matagorda, TXAshby (Frio Lower) | PluggedGas | 10,500 | Nov 15, 1999 | — | — |
| First National Bank #142-321-02193 | Sue-Ann Operating L.C. only | Matagorda, TXMidfields (Betts L.) | PluggedOil | 9,200 | Oct 29, 1999 | — | — |
| Ottis-Bunk #1__42-321-31798 | EOG Resources, Inc.permitted by · no operator of record | Matagorda, TX | Plugged | 13,150 | Oct 15, 1999 | — | — |
| Burkhart #142-321-31797 | Global Exploration LLC only | Matagorda, TXBig Boggy Creek (TM5) | Temporarily abandonedGas | 11,800 | Oct 8, 1999 | — | — |
| Burkhart Unit #142-321-31796 | Trace Oil & Gas Companypermitted by · no operator of record | Matagorda, TX | Plugged | 5,300 | Sep 24, 1999 | — | — |
| Huebner #242-321-31795 | EOG Resources Inc. only | Matagorda, TXFaith-Mag (Frio 9500) | PluggedGas | 10,950 | Sep 22, 1999 | — | — |
| Fondren-Letulle #2__42-321-31794 | Enron Oil & Gas Companypermitted by · no operator of record | Matagorda, TX | Plugged | 13,000 | Sep 14, 1999 | — | — |
| Heffelfinger (F-14) #242-321-31766 | Hugoton Operating Company Inc. only | Matagorda, TXBlessing (F-14) | Temporarily abandonedGas | 9,672 | Sep 13, 1999 | — | — |
| Runnels II Jr John S. #142-321-31793 | Grimes Energy Companypermitted by · no operator of record | Matagorda, TX | Plugged | 5,000 | Sep 9, 1999 | — | — |
| Badouh E. M. Heirs #142-321-31792 | Tri-C Resources Partners I LLC only | Matagorda, TXBucks Bayou (Frio Tex 2) | ActiveGas | 13,500 | Aug 27, 1999 | — | — |
| Hawkins Ranch #142-321-31788 | Amrwr LLC only | Matagorda, TXCanoe Bayou (6500 Miocene Sd.) | Temporarily abandonedGas | 6,996 | Aug 16, 1999 | — | — |
| Pierce Estate #342-321-31790 | Aspect Resources LLCpermitted by · no operator of record | Matagorda, TX | Plugged | 16,500 | Aug 16, 1999 | — | — |
| Blessing Pierce (-S- Unit) #8342-321-30417 | Hugoton Operating Company Inc. only | Matagorda, TXBlessing (F-6) | Temporarily abandonedGas | 8,500 | Aug 2, 1999 | — | — |
| Huebner #142-321-31784 | EOG Resources Inc. only | Matagorda, TXFaith-Mag (Lewis) | PluggedGas | 11,000 | Jul 1, 1999 | — | — |
| Fondren-Letulle #142-321-31782 | EOG Resources Inc. only | Matagorda, TXBig Boggy Creek (TM5) | PluggedGas | 13,250 | Jun 18, 1999 | — | — |
| Sutherland-Ottis Gas Unit #142-321-31779 | EOG Resources Inc. only | Matagorda, TXAbbey S Point (1ST Discorbis) | PluggedGas | 12,700 | Jun 8, 1999 | — | — |
| Bunk NO 1 Pooled Unit #3I42-321-31780 | Proline Energy Resources Inc only | Matagorda, TXWadsworth (11 100-Oil) | Shut inOil | 11,200 | Jun 8, 1999 | — | — |
| Savage Stewart #3-T42-321-31647 | Apache Corporation only | Matagorda, TXCollegeport (4) | PluggedGas | 5,800 | Jun 1, 1999 | — | — |
| Hamill #142-321-31777 | Etoco Incorporatedpermitted by · no operator of record | Matagorda, TX | Plugged | 7,000 | May 14, 1999 | — | — |
| Ohio-Sun Unit #26J42-321-31241 | Remora Management LLC only | Matagorda, TXMarkham N.-Bay City N(MARK.7900) | Temporarily abandonedGas | 8,500 | Mar 22, 1999 | — | — |
| Frazier C. T. #442-321-31626 | Apache Corporation only | Matagorda, TXCollegeport (1940) | PluggedGas | 6,000 | Mar 22, 1999 | — | — |
| St. George Gas Unit #242-321-31776 | Coastal Oil & Gas Corporation only | Matagorda, TXRusty (13000) | PluggedGas | 16,500 | Feb 18, 1999 | — | — |
| Savage, H. NCT-1 #542-321-31775 | Texaco E & P Inc.permitted by · no operator of record | Matagorda, TX | Not on schedule | 13,000 | Feb 8, 1999 | — | — |
| Wilkinson G.U. #142-321-31774 | Sheridan Energy,inc.permitted by · no operator of record | Matagorda, TX | Plugged | 7,500 | Feb 5, 1999 | — | — |
| Clardy B. B. #242-321-31723 | Unit Petroleum Company only | Matagorda, TXPalacios (Frio -B-) | PluggedGas | 15,540 | Jan 20, 1999 | — | — |
| Hawkins Ranch 60 #142-321-31773 | Brigham Oil & Gas, L.P.permitted by · no operator of record | Matagorda, TX | Plugged | 7,000 | Jan 20, 1999 | — | — |
| Savage #1-T42-321-31748 | EOG Resources Inc. only | Matagorda, TXWadsworth (11 200 Frio) | PluggedGas | 12,400 | Jan 14, 1999 | — | — |
| State Tract 173 #342-321-31772 | Main Energy, Inc.permitted by · no operator of record | Matagorda, TX | Plugged | 3,000 | Dec 9, 1998 | — | — |
| Harley #142-321-31771 | Twister Gas Services, L.L.C.permitted by · no operator of record | Matagorda, TX | Plugged | 12,000 | Nov 24, 1998 | — | — |
| St. Andrew #142-321-31770 | Ventex Operating Corp. only | Matagorda, TXRusty (14 600) | PluggedGas | 17,000 | Nov 18, 1998 | — | — |
| Johnson Oscar #142-321-31075 | Kebo Oil & Gas Inc. only | Matagorda, TXTidehaven ( 9 200) | PluggedGas | 12,000 | Nov 12, 1998 | — | — |
| Frazier C. T. #542-321-31667 | Apache Corporation only | Matagorda, TXCollegeport (2550) | PluggedGas | 4,500 | Oct 19, 1998 | — | — |
| Letulle Est. B #342-321-31745 | Dominion Expl. & Prod. Inc. only | Matagorda, TXRusty (1950) | PluggedGas | 3,200 | Sep 2, 1998 | — | — |
| Pierce Estate #242-321-31768 | Cypress Production Inc. only | Matagorda, TXSugar Valley (Frio 9 000) | PluggedGas | 9,500 | Aug 25, 1998 | — | — |
| Trull #5A42-321-31767 | Underground Services Markham LLC only | Matagorda, TXMarkham | ActiveLpg Storage | 6,500 | Aug 21, 1998 | — | — |
| Savage #342-321-31765 | CLR Secondary Recovery LLC only | Matagorda, TXWadsworth (10 400 Frio) | PluggedGas | 11,500 | Jul 31, 1998 | — | — |
| Consolidated Citrus Grove G.U. #1342-321-31701 | Apache Corporation only | Matagorda, TXCollegeport (3-B) | PluggedGas | 4,500 | Jul 30, 1998 | — | — |