| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #34 | Muskegon County, MI | May 2026 | 1.0k BBLs |
| #35 | Genesee County, MI | May 2026 | 632 BBLs |
| #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 |
| 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 |