| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #36 | Oceana County, MI | May 2026 | 573 BBLs |
| #37 | Eaton County, MI | May 2026 | 570 BBLs |
| #38 | Saginaw County, MI | May 2026 | 511 BBLs |
| #39 | Barry County, MI | May 2026 | 463 BBLs |
| #40 | Oscoda County, MI | May 2026 | 445 BBLs |
| #41 | Antrim County, MI | May 2026 | 375 BBLs |
| #42 | Tuscola County, MI | May 2026 | 365 BBLs |
| #43 | Shiawassee County, MI | May 2026 | 205 BBLs |
| #44 | Livingston County, MI | May 2026 | 164 BBLs |
| #45 | Lake County, MI | May 2026 | 148 BBLs |
| #46 | Wexford County, MI | May 2026 | 101 BBLs |
| #47 | Montmorency County, MI | May 2026 | 17 BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #15 | Bay County, MI | May 2026 | 13.7k MCF |
| #16 | Clare County, MI | May 2026 | 7.9k MCF |
| #17 | Arenac County, MI | May 2026 | 7.9k MCF |
| #18 | Charlevoix County, MI | May 2026 | 6.8k MCF |
| #19 | Wayne County, MI | May 2026 | 4.4k MCF |
| #20 | Calhoun County, MI | May 2026 | 3.7k MCF |
| #21 | Roscommon County, MI | May 2026 | 3.5k MCF |
| #22 | Benzie County, MI | May 2026 | 2.4k MCF |
| #23 | Presque Isle County, MI | May 2026 | 2.1k MCF |
| #24 | St. Clair County, MI | May 2026 | 1.5k MCF |
| #25 | Cheboygan County, MI | May 2026 | 647 MCF |
| #26 | Wexford County, MI | May 2026 | 295 MCF |