| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #1 | Richland County, MT | Sep 2024 | 759.2k BBLs |
| #2 | Roosevelt County, MT | Sep 2024 | 164.5k BBLs |
| #3 | Carbon County, MT | Sep 2024 | 18k BBLs |
| #4 | Fallon County, MT | Sep 2024 | 13.7k BBLs |
| #5 | Sheridan County, MT | Sep 2024 | 9.7k BBLs |
| #6 | Glacier County, MT | Sep 2024 | 9.5k BBLs |
| #7 | Valley County, MT | Sep 2024 | 5.6k BBLs |
| #8 | Toole County, MT | Sep 2024 | 5.6k BBLs |
| #9 | Rosebud County, MT | Sep 2024 | 4.4k BBLs |
| #10 | Blaine County, MT | Sep 2024 | 4.2k BBLs |
| #11 | Musselshell County, MT | Sep 2024 | 2.0k BBLs |
| #12 | Teton County, MT | Sep 2024 | 1.2k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #3 | Phillips County, MT | Sep 2024 | 295.5k MCF |
| #4 | Fallon County, MT | Sep 2024 | 262.7k MCF |
| #5 | Blaine County, MT | Sep 2024 | 183.8k MCF |
| #6 | Hill County, MT | Sep 2024 | 148.6k MCF |
| #7 | Carbon County, MT | Sep 2024 | 62.6k MCF |
| #8 | Toole County, MT | Sep 2024 | 53.2k MCF |
| #9 | Valley County, MT | Sep 2024 | 39.7k MCF |
| #10 | Chouteau County, MT | Sep 2024 | 31.4k MCF |
| #11 | Glacier County, MT | Sep 2024 | 25.5k MCF |
| #12 | Liberty County, MT | Sep 2024 | 9.8k MCF |
| #13 | Sheridan County, MT | Sep 2024 | 4.1k MCF |
| #14 | Fergus County, MT | Sep 2024 | 594 MCF |