| Rank | County | Most Current Period | Oil Production | Gas Production |
|---|---|---|---|---|
| #6 | Colorado | May 2018 | 13.2M BBLs | 186.3M MCF |
| #7 | California | Nov 2017 | 14.1M BBLs | 28.3M MCF |
| #8 | Wyoming | May 2018 | 6.7M BBLs | 150.6M MCF |
| #9 | Louisiana | Mar 2018 | 3.4M BBLs | 182.8M MCF |
| #10 | West Virginia | Nov 2017 | 602.1k BBLs | 141.6M MCF |
| #11 | Oklahoma | May 2018 | 250.4k BBLs | 137.5M MCF |
| #12 | Utah | Jun 2018 | 2.6M BBLs | 23.8M MCF |
| #13 | Kansas | Apr 2018 | 2.9M BBLs | 15.1M MCF |
| #14 | Arkansas | May 2018 | 291.6k BBLs | 51.4M MCF |
| #15 | Ohio | All of 2018 | 3.9M BBLs | 531.3M MCF |
| #16 | Mississippi | May 2018 | 1.4M BBLs | 16.5M MCF |
| #17 | Montana | Apr 2018 | 1.7M BBLs | 6.9M MCF |