| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #4 | Reeves County, TX | Feb 2026 | 11.8M BBLs |
| #5 | Upton County, TX | Feb 2026 | 9.2M BBLs |
| #6 | Howard County, TX | Feb 2026 | 5.9M BBLs |
| #7 | Reagan County, TX | Feb 2026 | 5.9M BBLs |
| #8 | Karnes County, TX | Feb 2026 | 5.4M BBLs |
| #9 | Andrews County, TX | Feb 2026 | 4.8M BBLs |
| #10 | Ward County, TX | Feb 2026 | 4.5M BBLs |
| #11 | Glasscock County, TX | Feb 2026 | 4.4M BBLs |
| #12 | DeWitt County, TX | Feb 2026 | 3.8M BBLs |
| #13 | Culberson County, TX | Feb 2026 | 3.7M BBLs |
| #14 | La Salle County, TX | Feb 2026 | 3.4M BBLs |
| #15 | Dimmit County, TX | Feb 2026 | 2.6M BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #12 | La Salle County, TX | Feb 2026 | 26.6M MCF |
| #13 | Glasscock County, TX | Feb 2026 | 24.3M MCF |
| #14 | San Augustine County, TX | Feb 2026 | 22.5M MCF |
| #15 | Tarrant County, TX | Feb 2026 | 19.1M MCF |
| #16 | DeWitt County, TX | Feb 2026 | 18.7M MCF |
| #17 | Karnes County, TX | Feb 2026 | 17.9M MCF |
| #18 | Ward County, TX | Feb 2026 | 17.8M MCF |
| #19 | Dimmit County, TX | Feb 2026 | 15.6M MCF |
| #20 | McMullen County, TX | Feb 2026 | 13.8M MCF |
| #21 | Nacogdoches County, TX | Feb 2026 | 12.4M MCF |
| #22 | Andrews County, TX | Feb 2026 | 11.8M MCF |
| #23 | Irion County, TX | Feb 2026 | 10.9M MCF |