| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #5 | Carbon County, MT | Apr 2026 | 18.3k BBLs |
| #6 | Blaine County, MT | Apr 2026 | 17.9k BBLs |
| #7 | Fallon County, MT | Apr 2026 | 16.2k BBLs |
| #8 | Glacier County, MT | Apr 2026 | 15.9k BBLs |
| #9 | Toole County, MT | Apr 2026 | 8.2k BBLs |
| #10 | Rosebud County, MT | Apr 2026 | 4.1k BBLs |
| #11 | Valley County, MT | Apr 2026 | 3.8k BBLs |
| #12 | Pondera County, MT | Apr 2026 | 1.7k BBLs |
| #13 | Musselshell County, MT | Apr 2026 | 1.7k BBLs |
| #14 | Dawson County, MT | Apr 2026 | 1.3k BBLs |
| #15 | Teton County, MT | Apr 2026 | 829 BBLs |
| #16 | Liberty County, MT | Apr 2026 | 699 BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #4 | Fallon County, MT | Apr 2026 | 277.1k MCF |
| #5 | Blaine County, MT | Apr 2026 | 175.2k MCF |
| #6 | Hill County, MT | Apr 2026 | 141.8k MCF |
| #7 | Carbon County, MT | Apr 2026 | 78.3k MCF |
| #8 | Toole County, MT | Apr 2026 | 73.4k MCF |
| #9 | Glacier County, MT | Apr 2026 | 70.4k MCF |
| #10 | Valley County, MT | Apr 2026 | 40.7k MCF |
| #11 | Chouteau County, MT | Apr 2026 | 32.9k MCF |
| #12 | Liberty County, MT | Apr 2026 | 26.5k MCF |
| #13 | Sheridan County, MT | Apr 2026 | 11.8k MCF |
| #14 | Powder River County, MT | Apr 2026 | 605 MCF |
| #15 | Rosebud County, MT | Apr 2026 | 574 MCF |