| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #1 | Martin County, TX | Sep 2025 | 19.6M BBLs |
| #2 | Midland County, TX | Sep 2025 | 18.6M BBLs |
| #3 | Reeves County, TX | Sep 2025 | 13.5M BBLs |
| #4 | Loving County, TX | Sep 2025 | 13.3M BBLs |
| #5 | Upton County, TX | Sep 2025 | 8.5M BBLs |
| #6 | Karnes County, TX | Sep 2025 | 7.2M BBLs |
| #7 | Howard County, TX | Sep 2025 | 6.7M BBLs |
| #8 | Reagan County, TX | Sep 2025 | 5.6M BBLs |
| #9 | Andrews County, TX | Sep 2025 | 5.3M BBLs |
| #10 | Ward County, TX | Sep 2025 | 4.9M BBLs |
| #11 | Glasscock County, TX | Sep 2025 | 4.0M BBLs |
| #12 | DeWitt County, TX | Sep 2025 | 3.8M BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #10 | Upton County, TX | Sep 2025 | 38.4M MCF |
| #11 | Howard County, TX | Sep 2025 | 34.1M MCF |
| #12 | La Salle County, TX | Sep 2025 | 27.3M MCF |
| #13 | Scurry County, TX | Sep 2025 | 26.1M MCF |
| #14 | Glasscock County, TX | Sep 2025 | 24.3M MCF |
| #15 | Tarrant County, TX | Sep 2025 | 22.5M MCF |
| #16 | Karnes County, TX | Sep 2025 | 22.4M MCF |
| #17 | DeWitt County, TX | Sep 2025 | 20.1M MCF |
| #18 | McMullen County, TX | Sep 2025 | 17.7M MCF |
| #19 | Dimmit County, TX | Sep 2025 | 17.5M MCF |
| #20 | Ward County, TX | Sep 2025 | 16.4M MCF |
| #21 | San Augustine County, TX | Sep 2025 | 15.9M MCF |