| 401 | SGU CP | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 402 | SGV FEDERAL | Garfield County, CO | Oil & Gas Property | Jul 2024 |
| 403 | SHAEFFER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 404 | SHELL | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 405 | SHIDELER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 406 | SHIDELER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 407 | SHIDELER FEDER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 408 | SHORE 16 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 409 | SILT VALLEY | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 410 | SKINNER RIDGE | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 411 | SKR 59 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 412 | SKR 698 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 413 | SNYDER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 414 | SNYDER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 415 | SOLDIER CANYON | Garfield County, CO | Gas Property | Feb 2026 |
| 416 | SOLVAY CHEMICALS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 417 | SOLVAY GM | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 418 | SOURS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 419 | SOUTH BAXTER PASS | Garfield County, CO | Gas Property | May 2009 |
| 420 | SOUTH CANYON-FEDERAL | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 421 | SOUTH LEVERICH 1 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 422 | SPECIALTY | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 423 | SPECIALTY RESTAUR | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 424 | STATE OF COLORADO KP | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 425 | STONE | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 426 | STORY GULCH | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 427 | STRAIT BOTTOM RANCH | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 428 | STRAIT SG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 429 | STRANAHAN | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 430 | STUBBS RWF | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 431 | SUPERIOR | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 432 | T & T AND ASSOC. LTD PA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 433 | TBI 36 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 434 | TBI FEDERAL 3 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 435 | TEP WMC | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 436 | TEXACO FEE | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 437 | THARP | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 438 | TIPPING | Garfield County, CO | Oil & Gas Property | Jan 2026 |
| 439 | TOMPKINS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 440 | TPR 1 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 441 | TRAIL RIDGE | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 442 | TRANT | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 443 | TRI STATE TRUCKING PA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 444 | TWIN BUTTE | Garfield County, CO | Oil & Gas Property | Jan 2022 |
| 445 | TWIN CREEK 1 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 446 | UNION | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 447 | UNOCAL | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 448 | UNOCAL-ENCANA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 449 | USA 1 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 450 | VALLEY FARMS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 451 | VASSAR-HEATH | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 452 | VASSER/HEA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 453 | WALLING 1-33 | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 454 | WARE SR | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 455 | WATSON RANCH B | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 456 | WEBSTER HILL/ | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 457 | WEINREIS A | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 458 | WELLS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 459 | WERNER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 460 | WILLIAMS | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 461 | WILLIAMS PA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 462 | WILLIAMS R | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 463 | WILLIAMS SG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 464 | WILSON | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 465 | WPX ENERGY GM | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 466 | WPX ENERGY PA | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 467 | WPX ENERGY R | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 468 | WPX GM | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 469 | WRIGHT, CASTEEL AND SMALLWOOD SG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 470 | WRIGHT,SMALLWOOD CASTEEL SG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 471 | YATER | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 472 | YOUBERG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 473 | YOUBERG | Garfield County, CO | Oil & Gas Property | Feb 2026 |
| 474 | ZIMMERMAN 33 | Garfield County, CO | Oil & Gas Property | Feb 2026 |