| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #25 | Lapeer County, MI | May 2025 | 1.7k BBLs |
| #26 | St. Clair County, MI | May 2025 | 1.5k BBLs |
| #27 | Ottawa County, MI | May 2025 | 1.5k BBLs |
| #28 | Newaygo County, MI | May 2025 | 1.5k BBLs |
| #29 | Kent County, MI | May 2025 | 1.4k BBLs |
| #30 | Tuscola County, MI | May 2025 | 1.2k BBLs |
| #31 | Montcalm County, MI | May 2025 | 1.1k BBLs |
| #32 | Muskegon County, MI | May 2025 | 1.1k BBLs |
| #33 | Oakland County, MI | May 2025 | 804 BBLs |
| #34 | Mecosta County, MI | May 2025 | 653 BBLs |
| #35 | Saginaw County, MI | May 2025 | 513 BBLs |
| #36 | Livingston County, MI | May 2025 | 500 BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #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 |
| #20 | Missaukee County, MI | May 2025 | 3.3k MCF |
| #21 | Roscommon County, MI | May 2025 | 3.2k MCF |
| #22 | Presque Isle County, MI | May 2025 | 2.5k MCF |
| #23 | St. Clair County, MI | May 2025 | 1.4k MCF |
| #24 | Wexford County, MI | May 2025 | 575 MCF |
| #25 | Lake County, MI | May 2025 | 498 MCF |
| #26 | Calhoun County, MI | May 2025 | 281 MCF |
| #27 | Cheboygan County, MI | May 2025 | 226 MCF |