| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R & G 0-2 | Santa Barbara County, CA | Oil & Gas Property | Jul 1987 |
| 2 | R & G 0-4 | Santa Barbara County, CA | Oil & Gas Property | Mar 1986 |
| 3 | R & G BP1 | Santa Barbara County, CA | Oil & Gas Property | Jul 1987 |
| 4 | R-S-T 1 | Kern County, CA | Oil & Gas Property | Sep 1988 |
| 5 | R. A. SHAFTER | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 6 | R. B. MCFADDIN | Santa Barbara County, CA | Oil & Gas Property | Oct 2018 |
| 7 | R. R. U. 1 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 8 | R. R. U. 2 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 9 | R. R. U. 3 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 10 | R. R. U. 4 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 11 | R. R. U. 5 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 12 | R. R. U. 6 | Santa Barbara County, CA | Oil & Gas Property | Jul 2025 |
| 13 | R. R. U. 7 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 14 | R. R. U. 8 | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 15 | R. R. U. 9 | Santa Barbara County, CA | Oil & Gas Property | Jul 2025 |
| 16 | R.D. REEDY | Contra Costa County, CA | Oil & Gas Property | Sep 2016 |
| 17 | R.E. SMITH | Fresno County, CA | Oil & Gas Property | Mar 1990 |
| 18 | R.E.P. 4 | Kern County, CA | Oil & Gas Property | Jan 1992 |
| 19 | R.H. ANDERSON | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 20 | R.H.D. 1 | Kern County, CA | Oil & Gas Property | Sep 2015 |
| 21 | R.H.D. 2 | Kern County, CA | Oil Property | Mar 2004 |
| 22 | R.H.D. 3 | Kern County, CA | Oil Property | Apr 2000 |
| 23 | R.H.D. 4 | Kern County, CA | Oil Property | Jan 2000 |
| 24 | R.H.L. BRACKENBURY | Tehama County, CA | Gas Property | Apr 2011 |
| 25 | RACETRACK | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 26 | RAILROAD | Kern County, CA | Oil Property | Aug 1994 |
| 27 | RAMBLER | Kern County, CA | Oil Property | Nov 2025 |
| 28 | RAMONA | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 29 | RANCHO CAPAY UNIT | Glenn County, CA | Gas Property | Nov 2025 |
| 30 | RANCHO PARK | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 31 | RANCHO SAN FRANCISCO | Los Angeles County, CA | Oil & Gas Property | Dec 2020 |
| 32 | RANKIN | Kern County, CA | Oil & Gas Property | Apr 1991 |
| 33 | RANTON | Kern County, CA | Oil Property | Jan 2001 |
| 34 | RASMUSSEN | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 35 | RASS | Kern County, CA | Oil & Gas Property | Jan 1987 |
| 36 | RAUSCHENPLAT | San Luis Obispo County, CA | Oil Property | Jun 1987 |
| 37 | RBU BARNARD | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 38 | RBU CITRUS | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 39 | RBU EDISON | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 40 | RBU GOSNELL | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 41 | RBU L. HARTMANN | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 42 | RBU NOTTEN | Ventura County, CA | Oil & Gas Property | Mar 1993 |
| 43 | RBU ORTON | Ventura County, CA | Oil & Gas Property | Jan 2019 |
| 44 | RBU TAYLOR | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 45 | RBU WILLETT | Ventura County, CA | Oil & Gas Property | Apr 2019 |
| 46 | REAGAN & REYNOLDS | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 47 | REAMER ET AL UNIT | Yolo County, CA | Gas Property | Jan 1989 |
| 48 | REARDON | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 49 | REARDON | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 50 | REAY | Fresno County, CA | Oil Property | Oct 1986 |
| 51 | RECLAMATION BOARD | Sacramento County, CA | Oil & Gas Property | Sep 2025 |
| 52 | RECLAMATION DISTRICT | Yolo County, CA | Gas Property | Nov 1994 |
| 53 | RECORD | Fresno County, CA | Oil & Gas Property | Sep 2013 |
| 54 | RECREATION PARK | Los Angeles County, CA | Oil & Gas Property | Nov 2025 |
| 55 | RECRUIT FEE | Santa Barbara County, CA | Oil & Gas Property | Aug 2024 |
| 56 | RED BANK | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 57 | RED RIBBON | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 58 | RED ROCK | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 59 | REDONDO | Los Angeles County, CA | Oil & Gas Property | Feb 1992 |
| 60 | REDONDO COMMUNITY | Los Angeles County, CA | Oil & Gas Property | Apr 1988 |
| 61 | REDONDO IMPROVEMENT CO | Los Angeles County, CA | Oil & Gas Property | Feb 1980 |
| 62 | REDU | Orange County, CA | Oil & Gas Property | Nov 2025 |
| 63 | REED | San Mateo County, CA | Oil & Gas Property | Dec 2014 |
| 64 | REED | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 65 | REED C | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 66 | REFINERY | Kern County, CA | Oil Property | Feb 1981 |
| 67 | REFINERY | Los Angeles County, CA | Oil & Gas Property | Oct 1990 |
| 68 | REGAL | Kern County, CA | Oil Property | Mar 1982 |
| 69 | REHSE | Glenn County, CA | Gas Property | Apr 1985 |
| 70 | RENCH | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 71 | REPETTO 1 | Los Angeles County, CA | Oil & Gas Property | Oct 2003 |
| 72 | REPUBLIC USL | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 73 | RESERVE | Kern County, CA | Oil & Gas Property | Jan 1992 |
| 74 | RESERVE-E. W. PAULEY | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 75 | RESERVOIR | Orange County, CA | Oil & Gas Property | Dec 1995 |
| 76 | RESULT | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 77 | REVENUE | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 78 | REWARD | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 79 | REWARD | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 80 | REWARD | Kern County, CA | Oil & Gas Property | Jan 2021 |
| 81 | REYES | Los Angeles County, CA | Oil & Gas Property | Jun 2000 |
| 82 | REYNOLDS | Sacramento County, CA | Oil & Gas Property | Jun 1986 |
| 83 | REYNOLDS & CARVER | San Joaquin County, CA | Gas Property | Feb 1999 |
| 84 | REYNOLDS-KNUDSEN | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 85 | RH ANDERSON TWO | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 86 | RHOADS | Tulare County, CA | Oil Property | Dec 2025 |
| 87 | RICE | Kern County, CA | Oil Property | Jul 2025 |
| 88 | RICE | Santa Barbara County, CA | Oil & Gas Property | Apr 1989 |
| 89 | RICE RANCH | Santa Barbara County, CA | Oil & Gas Property | Feb 1995 |
| 90 | RICHARDS | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 91 | RICHARDS | Orange County, CA | Oil Property | Jul 1992 |
| 92 | RICHARDSON | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 93 | RICHARDSON | Kern County, CA | Oil Property | Dec 2025 |
| 94 | RICHFIELD | Kern County, CA | Oil Property | Feb 2009 |
| 95 | RICHFIELD | Orange County, CA | Oil & Gas Property | Dec 2025 |
| 96 | RICHMOND | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 97 | RICO | Los Angeles County, CA | Oil & Gas Property | Feb 1992 |
| 98 | RIDELL | Contra Costa County, CA | Oil & Gas Property | Apr 1988 |
| 99 | RIDGE CUT | Yolo County, CA | Gas Property | Nov 1986 |
| 100 | RIDGE HILL-TEJON | Kern County, CA | Oil Property | Jan 2023 |