{
  "name": "Top Colorado Oil & Gas Operators by Wells Operated",
  "publisher": "Buckhead Energy",
  "url": "https://www.buckheadenergy.com/top-operators-colorado",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "doi": "https://doi.org/10.5281/zenodo.21442884",
  "dataAsOf": "2026-08-01",
  "count": 100,
  "operators": [
    {
      "rank": 1,
      "operatorSlug": "noble-energy-inc",
      "operatorName": "NOBLE ENERGY",
      "wellCount": 10460,
      "recentPermitCount": 160,
      "ducCount": 212,
      "producingWellCount": 8301,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 2,
      "operatorSlug": "kerrmcgee",
      "operatorName": "KERRMCGEE",
      "wellCount": 9786,
      "recentPermitCount": 289,
      "ducCount": 123,
      "producingWellCount": 8818,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 3,
      "operatorSlug": null,
      "operatorName": "TEP ROCKY MOUNTAIN",
      "wellCount": 9042,
      "recentPermitCount": 64,
      "ducCount": 141,
      "producingWellCount": 7317,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 4,
      "operatorSlug": "pdc-energy",
      "operatorName": "PDC ENERGY",
      "wellCount": 8530,
      "recentPermitCount": 157,
      "ducCount": 277,
      "producingWellCount": 6739,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 5,
      "operatorSlug": null,
      "operatorName": "QB ENERGY OPERATING LLC",
      "wellCount": 6118,
      "recentPermitCount": 47,
      "ducCount": 166,
      "producingWellCount": 5200,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 6,
      "operatorSlug": "own-resources-operating",
      "operatorName": "OWN RESOURCES OPERATING",
      "wellCount": 3445,
      "recentPermitCount": 0,
      "ducCount": 50,
      "producingWellCount": 3395,
      "topFormation": "Niobrara East",
      "topCounty": "YUMA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 7,
      "operatorSlug": null,
      "operatorName": "EVERGREEN NATURAL RESOURCES LLC",
      "wellCount": 2504,
      "recentPermitCount": 0,
      "ducCount": 52,
      "producingWellCount": 2436,
      "topFormation": "Pierre -Niobrara",
      "topCounty": "LAS ANIMAS",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 8,
      "operatorSlug": null,
      "operatorName": "CRESTONE PEAK RESOURCES OPERATING",
      "wellCount": 2416,
      "recentPermitCount": 83,
      "ducCount": 50,
      "producingWellCount": 2182,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 9,
      "operatorSlug": null,
      "operatorName": "LARAMIE ENERGY",
      "wellCount": 2260,
      "recentPermitCount": 22,
      "ducCount": 44,
      "producingWellCount": 1671,
      "topFormation": "Mesaverde",
      "topCounty": "MESA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 10,
      "operatorSlug": "simcoe-oil-company",
      "operatorName": "SIMCOE LLC",
      "wellCount": 1701,
      "recentPermitCount": 3,
      "ducCount": 161,
      "producingWellCount": 1426,
      "topFormation": "Dakota",
      "topCounty": "LA PLATA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 11,
      "operatorSlug": null,
      "operatorName": "EXTRACTION OIL & GAS",
      "wellCount": 1636,
      "recentPermitCount": 28,
      "ducCount": 89,
      "producingWellCount": 1303,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 12,
      "operatorSlug": null,
      "operatorName": "K P KAUFFMAN COMPANY",
      "wellCount": 1580,
      "recentPermitCount": 0,
      "ducCount": 14,
      "producingWellCount": 1432,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 13,
      "operatorSlug": "encana-oil-gas",
      "operatorName": "ENCANA OIL & GAS",
      "wellCount": 1342,
      "recentPermitCount": 0,
      "ducCount": 96,
      "producingWellCount": 64,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 14,
      "operatorSlug": "scout-energy-management-llc",
      "operatorName": "SCOUT ENERGY MANAGEMENT",
      "wellCount": 1231,
      "recentPermitCount": 0,
      "ducCount": 26,
      "producingWellCount": 957,
      "topFormation": "Piceance Basin",
      "topCounty": "RIO BLANCO",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 15,
      "operatorSlug": null,
      "operatorName": "BONANZA CREEK ENERGY OPERATING COMPANY",
      "wellCount": 1210,
      "recentPermitCount": 40,
      "ducCount": 30,
      "producingWellCount": 947,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 16,
      "operatorSlug": null,
      "operatorName": "BISON IV OPERATING LLC",
      "wellCount": 1206,
      "recentPermitCount": 202,
      "ducCount": 56,
      "producingWellCount": 661,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 17,
      "operatorSlug": "highpoint-production",
      "operatorName": "HIGHPOINT OPERATING",
      "wellCount": 1092,
      "recentPermitCount": 0,
      "ducCount": 66,
      "producingWellCount": 528,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 18,
      "operatorSlug": null,
      "operatorName": "RED WILLOW PRODUCTION COMPANY",
      "wellCount": 1031,
      "recentPermitCount": 9,
      "ducCount": 126,
      "producingWellCount": 760,
      "topFormation": "Mesaverde_",
      "topCounty": "LA PLATA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 19,
      "operatorSlug": "verdad-oil-gas-corporation",
      "operatorName": "VERDAD RESOURCES",
      "wellCount": 777,
      "recentPermitCount": 81,
      "ducCount": 36,
      "producingWellCount": 521,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 20,
      "operatorSlug": "anadarko-petroleum",
      "operatorName": "ANADARKO PETROLEUM",
      "wellCount": 771,
      "recentPermitCount": 0,
      "ducCount": 387,
      "producingWellCount": 145,
      "topFormation": "Las Animas Arch",
      "topCounty": "CHEYENNE",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 21,
      "operatorSlug": null,
      "operatorName": "UTAH GAS OP LTD DBA UTAH GAS",
      "wellCount": 752,
      "recentPermitCount": 0,
      "ducCount": 26,
      "producingWellCount": 717,
      "topFormation": "Mancos-Dakota",
      "topCounty": "RIO BLANCO",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 22,
      "operatorSlug": "prairie-resources",
      "operatorName": "PRAIRIE OPERATING CO LLC",
      "wellCount": 697,
      "recentPermitCount": 40,
      "ducCount": 26,
      "producingWellCount": 480,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 23,
      "operatorSlug": "hilcorp-energy-company",
      "operatorName": "HILCORP ENERGY COMPANY",
      "wellCount": 633,
      "recentPermitCount": 8,
      "ducCount": 23,
      "producingWellCount": 556,
      "topFormation": "Dakota",
      "topCounty": "LA PLATA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 24,
      "operatorSlug": null,
      "operatorName": "FUNDARE RESOURCES OPERATING COMPANY LLC",
      "wellCount": 623,
      "recentPermitCount": 11,
      "ducCount": 35,
      "producingWellCount": 400,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 25,
      "operatorSlug": null,
      "operatorName": "DUNAMIS ENERGY OPERATING LLC",
      "wellCount": 559,
      "recentPermitCount": 75,
      "ducCount": 14,
      "producingWellCount": 426,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 26,
      "operatorSlug": "amoco-production-company",
      "operatorName": "AMOCO PRODUCTION COMPANY",
      "wellCount": 539,
      "recentPermitCount": 0,
      "ducCount": 270,
      "producingWellCount": 93,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 27,
      "operatorSlug": "ogris-operating-llc",
      "operatorName": "OGRIS OPERATING LLC",
      "wellCount": 536,
      "recentPermitCount": 0,
      "ducCount": 21,
      "producingWellCount": 510,
      "topFormation": "Pierre -Niobrara",
      "topCounty": "LAS ANIMAS",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 28,
      "operatorSlug": "mull-drilling-company",
      "operatorName": "MULL DRILLING COMPANY",
      "wellCount": 535,
      "recentPermitCount": 1,
      "ducCount": 291,
      "producingWellCount": 216,
      "topFormation": "Las Animas Arch",
      "topCounty": "CHEYENNE",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 29,
      "operatorSlug": "berry-petroleum-company",
      "operatorName": "BERRY PETROLEUM COMPANY",
      "wellCount": 532,
      "recentPermitCount": 0,
      "ducCount": 26,
      "producingWellCount": 5,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 30,
      "operatorSlug": "chevron",
      "operatorName": "CHEVRON",
      "wellCount": 523,
      "recentPermitCount": 2,
      "ducCount": 37,
      "producingWellCount": 298,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 31,
      "operatorSlug": "oxy",
      "operatorName": "OXY",
      "wellCount": 506,
      "recentPermitCount": 2,
      "ducCount": 50,
      "producingWellCount": 72,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 32,
      "operatorSlug": "omimex-petroleum",
      "operatorName": "OMIMEX PETROLEUM",
      "wellCount": 497,
      "recentPermitCount": 0,
      "ducCount": 37,
      "producingWellCount": 358,
      "topFormation": "Niobrara East",
      "topCounty": "YUMA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 33,
      "operatorSlug": null,
      "operatorName": "PADCO",
      "wellCount": 451,
      "recentPermitCount": 0,
      "ducCount": 392,
      "producingWellCount": 37,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 34,
      "operatorSlug": null,
      "operatorName": "CAERUS PICEANCE",
      "wellCount": 437,
      "recentPermitCount": 0,
      "ducCount": 26,
      "producingWellCount": 56,
      "topFormation": "Mesaverde",
      "topCounty": "GARFIELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 35,
      "operatorSlug": "snyder-oil-company",
      "operatorName": "SNYDER OIL COMPANY",
      "wellCount": 428,
      "recentPermitCount": 0,
      "ducCount": 32,
      "producingWellCount": 22,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 36,
      "operatorSlug": "locin-oil-corporation",
      "operatorName": "LOCIN OIL",
      "wellCount": 386,
      "recentPermitCount": 0,
      "ducCount": 6,
      "producingWellCount": 369,
      "topFormation": "Mancos-Dakota",
      "topCounty": "RIO BLANCO",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 37,
      "operatorSlug": null,
      "operatorName": "WHITING PETROLEUM CORP",
      "wellCount": 385,
      "recentPermitCount": 0,
      "ducCount": 7,
      "producingWellCount": 6,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 38,
      "operatorSlug": "conocophillips-company",
      "operatorName": "CONOCOPHILLIPS COMPANY",
      "wellCount": 369,
      "recentPermitCount": 0,
      "ducCount": 74,
      "producingWellCount": 49,
      "topFormation": "Mancos-Dakota",
      "topCounty": "RIO BLANCO",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 39,
      "operatorSlug": null,
      "operatorName": "CIVITAS NORTH LLC",
      "wellCount": 357,
      "recentPermitCount": 0,
      "ducCount": 11,
      "producingWellCount": 15,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 40,
      "operatorSlug": "british-american-oil-production-company",
      "operatorName": "BRITISH AMERICAN OIL PRODUCTION COMPANY",
      "wellCount": 348,
      "recentPermitCount": 0,
      "ducCount": 296,
      "producingWellCount": 40,
      "topFormation": "D Sand",
      "topCounty": "LOGAN",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 41,
      "operatorSlug": "tiger-oil-company",
      "operatorName": "TIGER OIL COMPANY",
      "wellCount": 344,
      "recentPermitCount": 0,
      "ducCount": 286,
      "producingWellCount": 6,
      "topFormation": "D Sand",
      "topCounty": "ADAMS",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 42,
      "operatorSlug": "shell-oil-company",
      "operatorName": "SHELL OIL COMPANY",
      "wellCount": 341,
      "recentPermitCount": 0,
      "ducCount": 269,
      "producingWellCount": 6,
      "topFormation": "D Sand",
      "topCounty": "LOGAN",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 43,
      "operatorSlug": "j-w-operating-company",
      "operatorName": "J W OPERATING COMPANY",
      "wellCount": 314,
      "recentPermitCount": 0,
      "ducCount": 193,
      "producingWellCount": 32,
      "topFormation": "Niobrara East",
      "topCounty": "YUMA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 44,
      "operatorSlug": null,
      "operatorName": "BAYSWATER EXPLORATION AND PRODUCTION",
      "wellCount": 308,
      "recentPermitCount": 0,
      "ducCount": 15,
      "producingWellCount": 151,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 45,
      "operatorSlug": null,
      "operatorName": "PIONEER NATURAL RESOURCES",
      "wellCount": 306,
      "recentPermitCount": 0,
      "ducCount": 5,
      "producingWellCount": 14,
      "topFormation": "Pierre -Niobrara",
      "topCounty": "LAS ANIMAS",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 46,
      "operatorSlug": null,
      "operatorName": "WEXPRO COMPANY",
      "wellCount": 302,
      "recentPermitCount": 0,
      "ducCount": 5,
      "producingWellCount": 220,
      "topFormation": "Mesaverde-Lance-Lewis",
      "topCounty": "MOFFAT",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 47,
      "operatorSlug": null,
      "operatorName": "ALLISON DRILLING COMPANY",
      "wellCount": 299,
      "recentPermitCount": 0,
      "ducCount": 281,
      "producingWellCount": 10,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 48,
      "operatorSlug": null,
      "operatorName": "PETROCANADA RESOURCES",
      "wellCount": 293,
      "recentPermitCount": 0,
      "ducCount": 87,
      "producingWellCount": 97,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 49,
      "operatorSlug": null,
      "operatorName": "GERRITY OIL & GAS",
      "wellCount": 283,
      "recentPermitCount": 0,
      "ducCount": 16,
      "producingWellCount": 35,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 50,
      "operatorSlug": "plains-exploration-production-company",
      "operatorName": "PLAINS EXPLORATION & PRODUCTION COMPANY",
      "wellCount": 267,
      "recentPermitCount": 0,
      "ducCount": 244,
      "producingWellCount": 11,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 51,
      "operatorSlug": null,
      "operatorName": "HS RESOURCES",
      "wellCount": 258,
      "recentPermitCount": 0,
      "ducCount": 40,
      "producingWellCount": 95,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 52,
      "operatorSlug": null,
      "operatorName": "LONGS PEAK RESOURCES",
      "wellCount": 257,
      "recentPermitCount": 0,
      "ducCount": 1,
      "producingWellCount": 5,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 53,
      "operatorSlug": null,
      "operatorName": "8 NORTH",
      "wellCount": 257,
      "recentPermitCount": 0,
      "ducCount": 3,
      "producingWellCount": 46,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 54,
      "operatorSlug": "citation-oil-gas-corp",
      "operatorName": "CITATION OIL & GAS",
      "wellCount": 253,
      "recentPermitCount": 0,
      "ducCount": 9,
      "producingWellCount": 242,
      "topFormation": "Las Animas Arch",
      "topCounty": "CHEYENNE",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 55,
      "operatorSlug": null,
      "operatorName": "EDGE ENERGY II",
      "wellCount": 250,
      "recentPermitCount": 0,
      "ducCount": 1,
      "producingWellCount": 0,
      "topFormation": "Muddy J Sand",
      "topCounty": "WELD",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 56,
      "operatorSlug": null,
      "operatorName": "EXETER DRILLING COMPANY",
      "wellCount": 242,
      "recentPermitCount": 0,
      "ducCount": 227,
      "producingWellCount": 0,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 57,
      "operatorSlug": "kinder-morgan-co2-company-llc",
      "operatorName": "KINDER MORGAN CO2 CO LLC",
      "wellCount": 241,
      "recentPermitCount": 0,
      "ducCount": 52,
      "producingWellCount": 153,
      "topFormation": "Paradox Basin",
      "topCounty": "MONTEZUMA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 58,
      "operatorSlug": null,
      "operatorName": "PCR OPERATING",
      "wellCount": 240,
      "recentPermitCount": 0,
      "ducCount": 56,
      "producingWellCount": 150,
      "topFormation": "D Sand",
      "topCounty": "MORGAN",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 59,
      "operatorSlug": "smith-energy",
      "operatorName": "SMITH ENERGY",
      "wellCount": 240,
      "recentPermitCount": 0,
      "ducCount": 0,
      "producingWellCount": 240,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 60,
      "operatorSlug": null,
      "operatorName": "WIEPKINGFULLERTON ENERGY",
      "wellCount": 239,
      "recentPermitCount": 0,
      "ducCount": 59,
      "producingWellCount": 91,
      "topFormation": "Muddy J Sand",
      "topCounty": "LINCOLN",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 61,
      "operatorSlug": null,
      "operatorName": "TOLTEK DRILLING COMPANY",
      "wellCount": 236,
      "recentPermitCount": 0,
      "ducCount": 216,
      "producingWellCount": 2,
      "topFormation": "D Sand",
      "topCounty": "LOGAN",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 62,
      "operatorSlug": "rosewood-resources-inc",
      "operatorName": "ROSEWOOD RESOURCES",
      "wellCount": 235,
      "recentPermitCount": 0,
      "ducCount": 21,
      "producingWellCount": 29,
      "topFormation": "Niobrara East",
      "topCounty": "YUMA",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 63,
      "operatorSlug": "petroleum",
      "operatorName": "PETROLEUM",
      "wellCount": 234,
      "recentPermitCount": 0,
      "ducCount": 205,
      "producingWellCount": 11,
      "topFormation": "D Sand",
      "topCounty": "WASHINGTON",
      "dataAsOf": "2026-08-01"
    },
    {
      "rank": 64,
      "operatorSlug": "eog-resources-inc",
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}