| Johnson S. D. -A&b- #a 342-009-87416 | Shell Oil Company | Archer, TXHull-Silk-Sikes | PluggedOil | — | — | — | — |
| 1042-013-03019 | Shell Oil Company | Atascosa, TXBig Foot (Olmos D-3 Sand) | Not on scheduleOil | — | — | — | — |
| 442-013-03129 | Shell Oil Company | Atascosa, TXBig Foot (Olmos D-3 Sand) | Not on scheduleOil | — | — | — | — |
| 542-013-80037 | Shell Oil Company | Atascosa, TXBig Foot (Olmos D-3 Sand) | Not on scheduleOil | — | — | — | — |
| 642-013-80038 | Shell Oil Company | Atascosa, TXBig Foot (Olmos D-3 Sand) | Not on scheduleOil | — | — | — | — |
| 1142-013-80040 | Shell Oil Company | Atascosa, TXBig Foot (Olmos D-3 Sand) | Not on scheduleOil | — | — | — | — |
| Hillboldt Gas Unit #342-015-00266 | Shell Oil Company | Austin, TXSealy (Wilcox 8700) | Not on scheduleGas | — | — | — | — |
| 442-015-00832 | Shell Oil Company | Austin, TXSealy (Wilcox K) | Not on scheduleGas | — | — | — | — |
| Hintz Gas Unit -B- #142-015-80003 | Shell Oil Company | Austin, TXSealy (Wilcox 8700) | Not on scheduleGas | — | — | — | — |
| 142-015-80004 | Shell Oil Company | Austin, TXSealy (Wilcox 8700) | Not on scheduleGas | — | — | — | — |
| 142-025-02757 | Shell Oil Company | Bee, TXPawnee (Sligo) | Not on scheduleGas | — | — | — | — |
| Roessler Gas Unit #1RS42-025-30148 | Shell Oil Company | Bee, TXPawnee (Sligo) | PluggedGas | — | — | — | — |
| Ramsey State Prison Farm -a- #442-039-01864 | Shell Oil Company | Brazoria, TXLochridge (K) | PluggedGas | — | — | — | — |
| Ramsey State Prison Farm -a- #642-039-01866 | Shell Oil Company | Brazoria, TXLochridge | PluggedOil | — | — | — | — |
| 11 L42-039-04916 | Shell Oil Company | Brazoria, TXLochridge (Frio L) | Not on scheduleGas | — | — | — | — |
| 242-039-80041 | Shell Oil Company | Brazoria, TXLochridge (K) | Not on scheduleGas | — | — | — | — |
| 11 U42-039-80147 | Shell Oil Company | Brazoria, TXLochridge (Miocene C-1) | Not on scheduleGas | — | — | — | — |
| 11 L42-039-80152 | Shell Oil Company | Brazoria, TXLochridge (Miocene E-3) | Not on scheduleGas | — | — | — | — |
| 242-045-80000 | Shell Oil Company | Briscoe, TXNada (Frio 3970) | Not on scheduleGas | — | — | — | — |
| 142-047-01597 | Shell Oil Company | Brooks, TXEncinitas E. (Frio 7340) | Not on scheduleGas | — | — | — | — |
| Ahern Mary O. et al #142-067-00023 | Shell Oil Company | Cass, TXMcKinney (Smackover) | Not on scheduleGas | — | — | — | — |
| Macdonald Co. -a- #142-067-00096 | Shell Oil Company | Cass, TXFrost (Smackover) | PluggedOil | — | — | — | — |
| Bryans Mill Unit #642-067-00131 | Shell Oil Company | Cass, TXBryans Mill (Smackover) | PluggedGas | — | — | — | — |
| Bryans Mill Unit #942-067-80000 | Shell Oil Company | Cass, TXBryans Mill (Smackover) | Not on scheduleGas | — | — | — | — |
| Gilbreath J. A. #242-077-80918 | Shell Oil Company | Clay, TXJoy (Strawn) | Not on scheduleOil | — | — | — | — |
| Pittman #142-079-01955 | Shell Oil Company | Cochran, TXBledsoe | PluggedOil | — | — | — | — |
| 142-089-00251 | Shell Oil Company | Colorado, TXLakeside (Wilcox) | Not on scheduleGas | — | — | — | — |
| 1B42-089-00252 | Shell Oil Company | Colorado, TXLakeside (Wilcox) | Not on scheduleGas | — | — | — | — |
| 142-089-00255 | Shell Oil Company | Colorado, TXChesterville N. (Wilcox 9200) | Not on scheduleGas | — | — | — | — |
| Stephens Hayes #142-089-00267 | Shell Oil Company | Colorado, TXChesterville N. (Wilcox 9200) | PluggedGas | — | — | — | — |
| Stephens Hayes -B- #142-089-00271 | Shell Oil Company | Colorado, TXEagle Lake (Wilcox A-3) | Not on scheduleGas | — | — | — | — |
| 7242-089-00493 | Shell Oil Company | Colorado, TXSheridan (Wilcox -a- A5) | Not on scheduleGas | — | — | — | — |
| Sheridan Gas Unit #342-089-00498 | Shell Oil Company | Colorado, TXSheridan (Wilcox) | PluggedGas | — | — | — | — |
| 1042-089-00503 | Shell Oil Company | Colorado, TXSheridan (Wilcox -L-) | PluggedGas | — | — | — | — |
| Sheridan Gas Unit #20 U42-089-00512 | Shell Oil Company | Colorado, TXSheridan (Wilcox) | PluggedGas | — | — | — | — |
| 2 L42-089-00520 | Shell Oil Company | Colorado, TXSheridan (Wilcox -L-) | Not on scheduleGas | — | — | — | — |
| Sheridan Gas Unit #7 L42-089-00540 | Shell Oil Company | Colorado, TXSheridan (Wilcox -P- 5 Q) | Not on scheduleGas | — | — | — | — |
| 2142-089-00544 | Shell Oil Company | Colorado, TXSheridan (Wilcox -P- 5 Q) | Not on scheduleGas | — | — | — | — |
| Plow Realty Co. #1842-089-00557 | Shell Oil Company | Colorado, TXSheridan (Yegua) | PluggedOil | — | — | — | — |
| Plow Realty Co. #2042-089-00559 | Shell Oil Company | Colorado, TXSheridan (Yegua) | PluggedOil | — | — | — | — |
| Plow Realty Co. #2642-089-00562 | Shell Oil Company | Colorado, TXSheridan (Yegua) | Not on scheduleOil | — | — | — | — |
| 142-089-00847 | Shell Oil Company | Colorado, TXBuck Snag (Wilcox 9700) | Not on scheduleGas | — | — | — | — |
| 142-089-00873 | Shell Oil Company | Colorado, TXNada SE. (Wilcox 9700) | Not on scheduleGas | — | — | — | — |
| 542-089-00928 | Shell Oil Company | Colorado, TXSheridan (Yegua -O- 1) | Not on scheduleOil | — | — | — | — |
| 442-089-00937 | Shell Oil Company | Colorado, TXNada (Frio 3640) | PluggedGas | — | — | — | — |
| 242-089-00940 | Shell Oil Company | Colorado, TXNada (Miocene 3200) | Not on scheduleGas | — | — | — | — |
| 342-089-00949 | Shell Oil Company | Colorado, TXNada (Frio 3970) | Not on scheduleGas | — | — | — | — |
| 442-089-30601 | Shell Oil Company | Colorado, TXLochridge (K) | Not on scheduleGas | — | — | — | — |
| 142-089-80016 | Shell Oil Company | Colorado, TXChesterville N. (Wilcox 9200) | Not on scheduleGas | — | — | — | — |
| Sheridan Gas Unit #45 U42-089-80068 | Shell Oil Company | Colorado, TXSheridan (Wilcox) | Not on scheduleGas | — | — | — | — |