| Campbell Myrtle E. #6 C42-311-01803 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch ( Wilcox Upper) | PluggedGas | — | — | — | — |
| Campbell Myrtle E. #742-311-01804 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch ( Wilcox G) | PluggedOil | — | — | — | — |
| Campbell Myrtle E. #842-311-01805 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch (Wilcox E) | PluggedGas | — | — | — | — |
| Campbell Myrtle E. #9 U42-311-01806 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch ( Wilcox G) | PluggedOil | — | — | — | — |
| Edrington H. C. Estate -M- #142-311-01901 | Arco Oil & Gas Co. | McMullen, TXRhode (1580) | Not on scheduleGas | — | — | — | — |
| Edrington H. C. #142-311-01949 | Arco Oil & Gas Co. | McMullen, TXRhode (1700) | PluggedGas | — | — | — | — |
| Rhode D. W. -54- #1E42-311-01959 | Arco Oil & Gas Co. | McMullen, TXHostetter North (Wilcox Upper) | Not on scheduleGas | — | — | — | — |
| Rhode D. W. -54- #142-311-30191 | Arco Oil & Gas Co. | McMullen, TXHostetter North (Wilcox 9000) | Not on scheduleGas | — | — | — | — |
| Campbell Myrtle E. #842-311-80476 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch ( Wilcox G) | Not on scheduleOil | — | — | — | — |
| Campbell Myrtle E. #1042-311-80479 | Arco Oil & Gas Co. | McMullen, TXHagist Ranch ( Wilcox G) | PluggedOil | — | — | — | — |
| Glover Unit #2D42-321-00992 | Arco Oil & Gas Co. | Matagorda, TXHamman | PluggedOil | — | — | — | — |
| Graham E. Allan #142-321-02416 | Arco Oil & Gas Co. | Matagorda, TXPalacios (Frio -B-) | PluggedGas | — | — | — | — |
| Hutchins Louise #142-321-80829 | Arco Oil & Gas Co. | Matagorda, TXOld Ocean (Armstrong) | PluggedOil | — | — | — | — |
| Sanders June Tr. a #542-329-01617 | Arco Oil & Gas Co. | Midland, TXSweetie Peck (Wolfcamp Lo.) | Not on scheduleOil | — | — | — | — |
| Lawndale Investment Co. #142-339-01389 | Arco Oil & Gas Co. | Montgomery, TXBender (Yegua y-5 Sand) | PluggedOil | — | — | — | — |
| Keystone Mills-Bertrand/Upckfld #242-339-80006 | Arco Oil & Gas Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleGas | — | — | — | — |
| Bender-Daniel y-S Oil Unit No. 1 #142-339-81098 | Arco Oil & Gas Co. | Montgomery, TXBender (Yegua y-5 Sand) | Not on scheduleOil | — | — | — | — |
| Bender-Daniel y-S Oil Unit No. 1 #1 L42-339-81099 | Arco Oil & Gas Co. | Montgomery, TXBender (Yegua y-5 Sand) | Not on scheduleOil | — | — | — | — |
| Donelson #a 142-341-01114 | Arco Oil & Gas Co. | Moore, TXPanhandle West | PluggedGas | — | — | — | — |
| Morton #142-341-81016 | Arco Oil & Gas Co. | Moore, TXPanhandle West | PluggedGas | — | — | — | — |
| Wilbar #242-341-81021 | Arco Oil & Gas Co. | Moore, TXPanhandle West | PluggedGas | — | — | — | — |
| State Nueces Bay Tr. 974 & 977 #7A42-355-02210 | Arco Oil & Gas Co. | Nueces, TXWhite Point East (Heep) | PluggedOil | — | — | — | — |
| State Nueces Bay Tr. 974 & 977 #3B42-355-02213 | Arco Oil & Gas Co. | Nueces, TXWhite Point East | PluggedOil | — | — | — | — |
| State Nueces Bay Tr. A. #142-355-02230 | Arco Oil & Gas Co. | Nueces, TXWhite Point East | PluggedOil | — | — | — | — |
| State Nueces Bay Tr. 707 #11 U42-355-02239 | Arco Oil & Gas Co. | Nueces, TXNueces Bay South (4000) | PluggedOil | — | — | — | — |
| State Nueces Bay Tract 688 #1642-355-02293 | Arco Oil & Gas Co. | Nueces, TXNueces Bay South (4000) | PluggedOil | — | — | — | — |
| State 62-63 Gas Unit #242-355-02503 | Arco Oil & Gas Co. | Nueces, TXCorpus Christi East (Frio 1ST.) | PluggedGas | — | — | — | — |
| State Tract 442 Gas Unit #142-355-02552 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 428 #142-355-02572 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 428 #2W42-355-02573 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( Wedge) | PluggedOil | — | — | — | — |
| State 428 #342-355-02574 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | Not on scheduleOil | — | — | — | — |
| State 438 #4 U42-355-02594 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedOil | — | — | — | — |
| State 438 #842-355-02595 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedOil | — | — | — | — |
| Mustang Island Sand 7-a Unit #381242-355-02596 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 7-A) | PluggedOil | — | — | — | — |
| State Tract 429 #642-355-02603 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedOil | — | — | — | — |
| State Tract 430 #142-355-02606 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 430 #342-355-02608 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedGas | — | — | — | — |
| State 406 Gas Unit #242-355-02613 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State 406 Gas Unit (Sand 5) #442-355-02615 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 5 7810) | PluggedGas | — | — | — | — |
| State 404 Gas Unit #242-355-02618 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State 407 #142-355-02620 | Arco Oil & Gas Co. | Nueces, TXMustang Island (11 Sand) | PluggedOil | — | — | — | — |
| State 404 Gas Unit #142-355-02626 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 408 #142-355-02630 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | Not on scheduleOil | — | — | — | — |
| State Tract 408 #242-355-02631 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | Not on scheduleOil | — | — | — | — |
| State 402 Gas Unit #242-355-02633 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 396 #342-355-02703 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay (Zone 14 UP N) | PluggedGas | — | — | — | — |
| State 396 Gas Unit #242-355-02706 | Arco Oil & Gas Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | — | — | — | — |
| State Tract 432 #142-355-02798 | Arco Oil & Gas Co. | Nueces, TXMustang Island (10-6930) | PluggedGas | — | — | — | — |
| State Tract 435 #142-355-02800 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedGas | — | — | — | — |
| State Tract 436 #342-355-02804 | Arco Oil & Gas Co. | Nueces, TXMustang Island ( 8 Sand) | PluggedGas | — | — | — | — |