| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #1 | Otsego County, MI | May 2026 | 36.9k BBLs |
| #2 | Kalamazoo County, MI | May 2026 | 36k BBLs |
| #3 | Calhoun County, MI | May 2026 | 28.5k BBLs |
| #4 | Jackson County, MI | May 2026 | 20.8k BBLs |
| #5 | Bay County, MI | May 2026 | 17k BBLs |
| #6 | Kalkaska County, MI | May 2026 | 15.9k BBLs |
| #7 | Manistee County, MI | May 2026 | 14.5k BBLs |
| #8 | Clare County, MI | May 2026 | 12k BBLs |
| #9 | Grand Traverse County, MI | May 2026 | 10.6k BBLs |
| #10 | Ogemaw County, MI | May 2026 | 10.4k BBLs |
| #11 | Arenac County, MI | May 2026 | 7.7k BBLs |
| #12 | Isabella County, MI | May 2026 | 6.3k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #1 | Montmorency County, MI | May 2026 | 1.2M MCF |
| #2 | Otsego County, MI | May 2026 | 927.2k MCF |
| #3 | Antrim County, MI | May 2026 | 829.2k MCF |
| #4 | Alpena County, MI | May 2026 | 420.3k MCF |
| #5 | Alcona County, MI | May 2026 | 250k MCF |
| #6 | Oscoda County, MI | May 2026 | 244.8k MCF |
| #7 | Kalkaska County, MI | May 2026 | 168.9k MCF |
| #8 | Manistee County, MI | May 2026 | 138.2k MCF |
| #9 | Crawford County, MI | May 2026 | 116.4k MCF |
| #10 | Gladwin County, MI | May 2026 | 52.3k MCF |
| #11 | Jackson County, MI | May 2026 | 39.5k MCF |
| #12 | Ogemaw County, MI | May 2026 | 34.4k MCF |