| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #29 | Livingston County, MI | Apr 2021 | 1.1k BBLs |
| #30 | Ingham County, MI | Apr 2021 | 809 BBLs |
| #31 | Genesee County, MI | Apr 2021 | 740 BBLs |
| #32 | Oceana County, MI | Apr 2021 | 357 BBLs |
| #33 | Shiawassee County, MI | Apr 2021 | 283 BBLs |
| #34 | Crawford County, MI | Apr 2021 | 276 BBLs |
| #35 | Saginaw County, MI | Apr 2021 | 230 BBLs |
| #36 | Eaton County, MI | Apr 2021 | 207 BBLs |
| #37 | Barry County, MI | Apr 2021 | 191 BBLs |
| #38 | Huron County, MI | Apr 2021 | 172 BBLs |
| #39 | Hillsdale County, MI | Apr 2021 | 25 BBLs |
| #40 | Kalkaska County, MI | Apr 2021 | 7 BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #1 | Otsego County, MI | Apr 2021 | 696k MCF |
| #2 | Montmorency County, MI | Apr 2021 | 662.8k MCF |
| #3 | Antrim County, MI | Apr 2021 | 176.4k MCF |
| #4 | Alpena County, MI | Apr 2021 | 113.4k MCF |
| #5 | Jackson County, MI | Apr 2021 | 104.7k MCF |
| #6 | Oscoda County, MI | Apr 2021 | 103k MCF |
| #7 | Manistee County, MI | Apr 2021 | 92.6k MCF |
| #8 | Gladwin County, MI | Apr 2021 | 51.2k MCF |
| #9 | Ogemaw County, MI | Apr 2021 | 43.3k MCF |
| #10 | Alcona County, MI | Apr 2021 | 42.2k MCF |
| #11 | Kalkaska County, MI | Apr 2021 | 25.8k MCF |
| #12 | Clare County, MI | Apr 2021 | 20.9k MCF |