| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #5 | Rio Blanco County, CO | Jan 2026 | 256.5k BBLs |
| #6 | Jackson County, CO | Jan 2026 | 99.1k BBLs |
| #7 | Broomfield County, CO | Jan 2026 | 77.9k BBLs |
| #8 | Garfield County, CO | Jan 2026 | 71.9k BBLs |
| #9 | Cheyenne County, CO | Jan 2026 | 34k BBLs |
| #10 | Elbert County, CO | Jan 2026 | 25.3k BBLs |
| #11 | Washington County, CO | Jan 2026 | 16.7k BBLs |
| #12 | Moffat County, CO | Jan 2026 | 13.9k BBLs |
| #13 | Montezuma County, CO | Jan 2026 | 7.0k BBLs |
| #14 | Logan County, CO | Jan 2026 | 6.3k BBLs |
| #15 | Lincoln County, CO | Jan 2026 | 3.3k BBLs |
| #16 | Kiowa County, CO | Jan 2026 | 3.2k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #15 | Gunnison County, CO | Jan 2026 | 689.1k MCF |
| #16 | Moffat County, CO | Jan 2026 | 346.4k MCF |
| #17 | Cheyenne County, CO | Jan 2026 | 275.4k MCF |
| #18 | Delta County, CO | Jan 2026 | 232.6k MCF |
| #19 | Huerfano County, CO | Jan 2026 | 222.4k MCF |
| #20 | Jackson County, CO | Jan 2026 | 167.4k MCF |
| #21 | Washington County, CO | Jan 2026 | 54.5k MCF |
| #22 | Elbert County, CO | Jan 2026 | 40.8k MCF |
| #23 | Boulder County, CO | Jan 2026 | 24.3k MCF |
| #24 | Kiowa County, CO | Jan 2026 | 9.2k MCF |
| #25 | Prowers County, CO | Jan 2026 | 3.9k MCF |
| #26 | Routt County, CO | Jan 2026 | 3.2k MCF |