| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #2 | Ventura County, CA | Oct 2024 | 373.3k BBLs |
| #3 | Los Angeles County, CA | Oct 2024 | 302k BBLs |
| #4 | Fresno County, CA | Oct 2024 | 176.6k BBLs |
| #5 | Orange County, CA | Oct 2024 | 152.5k BBLs |
| #6 | Monterey County, CA | Oct 2024 | 127k BBLs |
| #7 | Santa Barbara County, CA | Oct 2024 | 124.1k BBLs |
| #8 | San Luis Obispo County, CA | Oct 2024 | 49.7k BBLs |
| #9 | Kings County, CA | Oct 2024 | 6.5k BBLs |
| #10 | Tulare County, CA | Oct 2024 | 2.2k BBLs |
| #11 | San Bernardino County, CA | Oct 2024 | 292 BBLs |
| #12 | Sacramento County, CA | Oct 2024 | 283 BBLs |
| #13 | Solano County, CA | Oct 2024 | 31 BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #9 | Sutter County, CA | Oct 2024 | 157.5k MCF |
| #10 | Glenn County, CA | Oct 2024 | 113.5k MCF |
| #11 | Sacramento County, CA | Oct 2024 | 98.5k MCF |
| #12 | Solano County, CA | Oct 2024 | 69.8k MCF |
| #13 | Orange County, CA | Oct 2024 | 61.3k MCF |
| #14 | Monterey County, CA | Oct 2024 | 29k MCF |
| #15 | San Luis Obispo County, CA | Oct 2024 | 27.3k MCF |
| #16 | Fresno County, CA | Oct 2024 | 25k MCF |
| #17 | Humboldt County, CA | Oct 2024 | 22.3k MCF |
| #18 | Kings County, CA | Oct 2024 | 15.8k MCF |
| #19 | Tehama County, CA | Oct 2024 | 13.1k MCF |
| #20 | San Bernardino County, CA | Oct 2024 | 3.1k MCF |