| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #1 | Kalamazoo County, MI | May 2025 | 38.1k BBLs |
| #2 | Otsego County, MI | May 2025 | 37.7k BBLs |
| #3 | Calhoun County, MI | May 2025 | 34.1k BBLs |
| #4 | Bay County, MI | May 2025 | 17.7k BBLs |
| #5 | Manistee County, MI | May 2025 | 16.9k BBLs |
| #6 | Kalkaska County, MI | May 2025 | 15.4k BBLs |
| #7 | Ogemaw County, MI | May 2025 | 10.8k BBLs |
| #8 | Arenac County, MI | May 2025 | 8.1k BBLs |
| #9 | Clare County, MI | May 2025 | 7.9k BBLs |
| #10 | Washtenaw County, MI | May 2025 | 7.4k BBLs |
| #11 | Roscommon County, MI | May 2025 | 7.2k BBLs |
| #12 | Grand Traverse County, MI | May 2025 | 7.1k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #8 | Crawford County, MI | May 2025 | 135.5k MCF |
| #9 | Manistee County, MI | May 2025 | 112.8k MCF |
| #10 | Gladwin County, MI | May 2025 | 55.2k MCF |
| #11 | Grand Traverse County, MI | May 2025 | 29.5k MCF |
| #12 | Ogemaw County, MI | May 2025 | 28.5k MCF |
| #13 | Osceola County, MI | May 2025 | 20.5k MCF |
| #14 | Bay County, MI | May 2025 | 18.6k MCF |
| #15 | Clare County, MI | May 2025 | 11.7k MCF |
| #16 | Arenac County, MI | May 2025 | 9.6k MCF |
| #17 | Benzie County, MI | May 2025 | 9.0k MCF |
| #18 | Jackson County, MI | May 2025 | 8.2k MCF |
| #19 | Charlevoix County, MI | May 2025 | 7.1k MCF |