| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #3 | Larimer County, CO | Jul 2021 | 300.4k BBLs |
| #4 | Rio Blanco County, CO | Jul 2021 | 242.2k BBLs |
| #5 | Broomfield County, CO | Jul 2021 | 144.7k BBLs |
| #6 | Arapahoe County, CO | Jul 2021 | 143.7k BBLs |
| #7 | Garfield County, CO | Jul 2021 | 66.4k BBLs |
| #8 | Cheyenne County, CO | Jul 2021 | 56.9k BBLs |
| #9 | Washington County, CO | Jul 2021 | 24.7k BBLs |
| #10 | Lincoln County, CO | Jul 2021 | 22.7k BBLs |
| #11 | Moffat County, CO | Jul 2021 | 18.1k BBLs |
| #12 | Logan County, CO | Jul 2021 | 8.6k BBLs |
| #13 | Kiowa County, CO | Jul 2021 | 7.7k BBLs |
| #14 | Montezuma County, CO | Jul 2021 | 5.8k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #12 | Broomfield County, CO | Jul 2021 | 1.0M MCF |
| #13 | Cheyenne County, CO | Jul 2021 | 546k MCF |
| #14 | Huerfano County, CO | Jul 2021 | 496.6k MCF |
| #15 | Arapahoe County, CO | Jul 2021 | 492k MCF |
| #16 | Moffat County, CO | Jul 2021 | 407.7k MCF |
| #17 | Gunnison County, CO | Jul 2021 | 249.5k MCF |
| #18 | Washington County, CO | Jul 2021 | 64.1k MCF |
| #19 | San Miguel County, CO | Jul 2021 | 62.4k MCF |
| #20 | Delta County, CO | Jul 2021 | 32k MCF |
| #21 | Kiowa County, CO | Jul 2021 | 26.5k MCF |
| #22 | Dolores County, CO | Jul 2021 | 21.7k MCF |
| #23 | Boulder County, CO | Jul 2021 | 18.5k MCF |