| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #2 | Rio Blanco County, CO | May 2026 | 244.8k BBLs |
| #3 | Adams County, CO | May 2026 | 213.8k BBLs |
| #4 | Garfield County, CO | May 2026 | 49.6k BBLs |
| #5 | Larimer County, CO | May 2026 | 38.8k BBLs |
| #6 | Cheyenne County, CO | May 2026 | 22.6k BBLs |
| #7 | Elbert County, CO | May 2026 | 22.6k BBLs |
| #8 | Washington County, CO | May 2026 | 15.5k BBLs |
| #9 | Logan County, CO | May 2026 | 6.6k BBLs |
| #10 | Moffat County, CO | May 2026 | 3.4k BBLs |
| #11 | Arapahoe County, CO | May 2026 | 3.3k BBLs |
| #12 | Routt County, CO | May 2026 | 2.7k BBLs |
| #13 | Kiowa County, CO | May 2026 | 2.5k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #11 | Larimer County, CO | May 2026 | 364.3k MCF |
| #12 | Huerfano County, CO | May 2026 | 261.9k MCF |
| #13 | Delta County, CO | May 2026 | 186.9k MCF |
| #14 | Archuleta County, CO | May 2026 | 178.2k MCF |
| #15 | Cheyenne County, CO | May 2026 | 140k MCF |
| #16 | Mesa County, CO | May 2026 | 120.9k MCF |
| #17 | Washington County, CO | May 2026 | 54.9k MCF |
| #18 | Elbert County, CO | May 2026 | 40.1k MCF |
| #19 | Arapahoe County, CO | May 2026 | 10.1k MCF |
| #20 | Kiowa County, CO | May 2026 | 7.7k MCF |
| #21 | Moffat County, CO | May 2026 | 6.7k MCF |
| #22 | Routt County, CO | May 2026 | 2.9k MCF |