| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #1 | Martin County, TX | May 2026 | 21.6M BBLs |
| #2 | Midland County, TX | May 2026 | 19.5M BBLs |
| #3 | Loving County, TX | May 2026 | 14.1M BBLs |
| #4 | Reeves County, TX | May 2026 | 13.7M BBLs |
| #5 | Upton County, TX | May 2026 | 9.5M BBLs |
| #6 | Reagan County, TX | May 2026 | 6.6M BBLs |
| #7 | Karnes County, TX | May 2026 | 6.3M BBLs |
| #8 | Howard County, TX | May 2026 | 6.2M BBLs |
| #9 | Andrews County, TX | May 2026 | 4.8M BBLs |
| #10 | Ward County, TX | May 2026 | 4.6M BBLs |
| #11 | Glasscock County, TX | May 2026 | 4.5M BBLs |
| #12 | DeWitt County, TX | May 2026 | 4.2M BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #1 | Webb County, TX | May 2026 | 107.2M MCF |
| #2 | Reeves County, TX | May 2026 | 93.7M MCF |
| #3 | Midland County, TX | May 2026 | 90.6M MCF |
| #4 | Martin County, TX | May 2026 | 70M MCF |
| #5 | Loving County, TX | May 2026 | 59.4M MCF |
| #6 | Panola County, TX | May 2026 | 54.6M MCF |
| #7 | Culberson County, TX | May 2026 | 48.4M MCF |
| #8 | Reagan County, TX | May 2026 | 46.4M MCF |
| #9 | Upton County, TX | May 2026 | 45M MCF |
| #10 | Harrison County, TX | May 2026 | 44.8M MCF |
| #11 | Howard County, TX | May 2026 | 34.6M MCF |
| #12 | La Salle County, TX | May 2026 | 29.7M MCF |