| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #3 | Powder River County, MT | Jun 2026 | 62k BBLs |
| #4 | Sheridan County, MT | Jun 2026 | 21.4k BBLs |
| #5 | Carbon County, MT | Jun 2026 | 17.1k BBLs |
| #6 | Fallon County, MT | Jun 2026 | 16.3k BBLs |
| #7 | Glacier County, MT | Jun 2026 | 16.2k BBLs |
| #8 | Toole County, MT | Jun 2026 | 9.7k BBLs |
| #9 | Blaine County, MT | Jun 2026 | 6.7k BBLs |
| #10 | Rosebud County, MT | Jun 2026 | 5.9k BBLs |
| #11 | Valley County, MT | Jun 2026 | 4.6k BBLs |
| #12 | Big Horn County, MT | Jun 2026 | 2.6k BBLs |
| #13 | Musselshell County, MT | Jun 2026 | 2.5k BBLs |
| #14 | Pondera County, MT | Jun 2026 | 2.0k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #1 | Powder River County, MT | Jun 2026 | 4.2M MCF |
| #2 | Richland County, MT | Jun 2026 | 1.8M MCF |
| #3 | Roosevelt County, MT | Jun 2026 | 578.8k MCF |
| #4 | Phillips County, MT | Jun 2026 | 438k MCF |
| #5 | Fallon County, MT | Jun 2026 | 282.1k MCF |
| #6 | Blaine County, MT | Jun 2026 | 170.8k MCF |
| #7 | Hill County, MT | Jun 2026 | 143.1k MCF |
| #8 | Toole County, MT | Jun 2026 | 84.8k MCF |
| #9 | Carbon County, MT | Jun 2026 | 70.8k MCF |
| #10 | Glacier County, MT | Jun 2026 | 70.1k MCF |
| #11 | Valley County, MT | Jun 2026 | 43.6k MCF |
| #12 | Chouteau County, MT | Jun 2026 | 40k MCF |