| 03-027-11501-00-00 | 35029 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11503-00-00 | 35842 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11505-00-00 | 35101 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11506-00-00 | 35214 | Crone | Weiser-Brown Operating Company | COLUMBIA | 26-16S-21W | GRAYSON | | Oil - Production | Dry And Abandoned |
| 03-027-11508-00-00 | 35122 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 27-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Active |
| 03-027-11509-00-00 | 35123 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 26-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11511-00-00 | 35138 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11513-00-00 | 35151 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11517-00-00 | 35509 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11518-00-00 | 35417 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 27-16S-21W | GRAYSON | SMACKOVER | Enhanced Oil Recovery | Active |
| 03-027-11519-00-00 | 35597 | NINA GRAYSON WARNOCK | Petro-Chem Operating Company, Inc. | COLUMBIA | 27-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11520-00-00 | 35393 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 33-16S-21W | GRAYSON | SMACKOVER | Enhanced Oil Recovery | Active |
| 03-027-11521-00-00 | 35669 | McMAHEN | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11530-00-00 | 35451 | ALEXANDER | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11531-00-00 | 35382 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | SMACKOVER | Oil - Production | Producing |
| 03-027-11533-00-00 | 35515 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 27-16S-21W | GRAYSON | SMACKOVER | Enhanced Oil Recovery | Active |
| 03-027-11534-00-00 | 35445 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 28-16S-21W | GRAYSON | SMACKOVER | Enhanced Oil Recovery | Active |
| 03-027-11536-00-00 | 35644 | FOMBY | Petro-Chem Operating Company, Inc. | COLUMBIA | 28-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11545-00-00 | 35655 | NINA GRAYSON WARNOCK | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11548-00-00 | 35522 | Strong | Petro-Chem Operating Company, Inc. | COLUMBIA | 28-16S-21W | GRAYSON | | Oil - Production | Dry And Abandoned |
| 03-027-11550-00-00 | 35543 | FLOWERS | Petro-Chem Operating Company, Inc. | COLUMBIA | 28-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11566-00-00 | 35728 | Crone, S T | Alice-Sidney Oil Company, LP | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Dry And Abandoned |
| 03-027-11577-00-00 | 35795 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Producing |
| 03-027-11578-00-00 | 35823 | Strong, B | Betsy Production Company, Inc | COLUMBIA | 28-16S-21W | GRAYSON | | Oil - Production | Dry And Abandoned |
| 03-027-11579-00-00 | 35826 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Producing |
| 03-027-11605-00-00 | 36084 | Crone | Woodward Management Co | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Dry And Abandoned |
| 03-027-11656-00-00 | 36705 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Producing |
| 03-027-11669-00-00 | 37306 | Grayson Smackover Unit - Reeves | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Producing |
| 03-027-11709-00-00 | 38887 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Expired Permit |
| 03-027-11710-00-00 | 38896 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 34-16S-21W | GRAYSON | | Oil - Production | Active |
| 03-027-11780-00-00 | 43411 | Grayson Smackover Unit | Petro-Chem Operating Company, Inc. | COLUMBIA | 35-16S-21W | GRAYSON | | Oil - Production | Active |