| Kenney PitRio Blanco, COMSHA 0503833 | Construction Sand and GravelSurface | AbandonedStatus date: 08/14/1985 | Palisade Construction CompanyReported operatorRodgers Construction Companies IncReported controller | Neither history importedView source coverage → |
| Kenny Pit Portable 1Rio Blanco, CONear RangelyMSHA 0504856 | Construction Sand and GravelSurface | AbandonedStatus date: 02/05/2008 | Ace West TruckingReported operatorDonald O Rooks JrReported controller | Production / employmentSafety recordsView source coverage → |
| Kerr TippleJackson, CONear WaldenMSHA 0502660 | Coal (Bituminous)Facility | AbandonedStatus date: 11/24/2003 | Kerr Coal CorpReported operatorEnergy Fuels Coal Resources LtdReported controller | Production / employmentView source coverage → |
| Kevin Lee Screening PlantTeller, CONear VictorMSHA 0504679 | Construction Sand and GravelSurface | AbandonedStatus date: 10/01/2017 | Conley ConstructionReported operatorLarry B Conley JrReported controller | Production / employmentSafety recordsView source coverage → |
| Keystone AditChaffee, COMSHA 0503727 | Molybdenum OreUnderground | AbandonedStatus date: 09/14/1981 | Anaconda Minerals CompanyReported operatorAtlantic Richfield CompanyReported controller | Neither history importedView source coverage → |
| Keystone MineBoulder, COMSHA 0503896 | Gold OreUnderground | AbandonedStatus date: 04/23/1985 | Keystone Mining & Milling IncReported operatorKeystone Mining & Milling IncReported controller | Neither history importedView source coverage → |
| Kilker-Eppinger PitAdams, COMSHA 0503449 | Construction Sand and GravelSurface | AbandonedStatus date: 01/03/1980 | Colorado Department Of HighwaysReported operatorState Of ColoradoReported controller | Neither history importedView source coverage → |
| King ILa Plata, CONear HesperusMSHA 0500266 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 03/09/2009 | GCC Energy LLCReported operatorGCC SAB de CVReported controller | Production / employmentSafety recordsView source coverage → |
| King IIILa Plata, CONear HesperusMSHA 0505119 | Coal (Anthracite)Underground | AbandonedStatus date: 03/30/2022 | GCC EnergyReported operatorGCC SAB de CVReported controller | Production / employmentView source coverage → |
| King SolomonMontrose, COMSHA 0502675 | Uranium-Vanadium OreUnderground | AbandonedStatus date: 05/24/1990 | Umetco Minerals CorpReported operatorUnion Carbide CorpReported controller | Neither history importedView source coverage → |
| King SolomonMineral, COMSHA 0503308 | Silver OreUnderground | AbandonedStatus date: 12/03/1979 | Minerals Engineering CompanyReported operatorFoust TonyReported controller | Neither history importedView source coverage → |
| King Turquoise MineConejos, COMSHA 0503777 | GemstonesSurface | AbandonedStatus date: 05/16/1991 | Bill Kings TurquoiseReported operatorBill Kings TurquoiseReported controller | Neither history importedView source coverage → |
| Kinne Sand & GravelDelta, COMSHA 0503511 | Construction Sand and GravelSurface | AbandonedStatus date: 03/13/1985 | Kinne Sand & GravelReported operatorKinne PaulReported controller | Neither history importedView source coverage → |
| KiowaArapahoe, COMSHA 0504033 | Fire ClaySurface | AbandonedStatus date: 04/01/1991 | Robinson Brick CompanyReported operatorF George Robinson JrReported controller | Neither history importedView source coverage → |
| Kirkland Crusher No 1Las Animas, COMSHA 0503983 | Construction Sand and GravelSurface | AbandonedStatus date: 08/11/1989 | Kirkland ConstructionReported operatorJames H KirklandReported controller | Neither history importedView source coverage → |
| Kirkland Crushing & Screening (A)Pueblo, CONear RyeMSHA 0504924 | Construction Sand and GravelSurface | AbandonedStatus date: 03/01/2010 | Kirkland ConstructionReported operatorJames H KirklandReported controller | Production / employmentSafety recordsView source coverage → |
| Kirkpatrick PitHuerfano, COMSHA 0502932 | Construction Sand and GravelSurface | AbandonedStatus date: 07/31/1979 | Huerfano County Road & BridgeReported operatorHuerfano County-COReported controller | Neither history importedView source coverage → |
| Kirtright PitLarimer, COMSHA 0504210 | Construction Sand and GravelSurface | AbandonedStatus date: 04/18/1995 | Coulson Excavating Company IncReported operatorRichard CoulsonReported controller | Neither history importedView source coverage → |
| Kobilan PitEl Paso, COMSHA 0503248 | Construction Sand and GravelSurface | AbandonedStatus date: 07/24/1979 | El Paso County Dept Of TransportationReported operatorEl Paso County-CoReported controller | Neither history importedView source coverage → |
| KochisElbert, COMSHA 0503331 | Construction Sand and GravelSurface | AbandonedStatus date: 10/09/1979 | Colorado Department Of HighwaysReported operatorState Of ColoradoReported controller | Neither history importedView source coverage → |
| Kodiac Land Incorporated PitEl Paso, COMSHA 0502729 | Construction Sand and GravelSurface | AbandonedStatus date: 08/20/1985 | Triple S GravelReported operatorTriple S GravelReported controller | Neither history importedView source coverage → |
| KOELLNER LEASED PITSPhillips, CONear HaxturnMSHA 0504077 | Construction Sand and GravelSurface | AbandonedStatus date: 07/16/2007 | L & L Ready MixReported operatorMikell L KoellnerReported controller | Production / employmentSafety recordsView source coverage → |
| Kohlberg ScreenWeld, COMSHA 0504480 | Construction Sand and GravelSurface | AbandonedStatus date: 04/29/1992 | Best-Way Paving CompanyReported operatorCarl V Hill JrReported controller | Neither history importedView source coverage → |
| Kokomo Aggregate PlantSummit, COMSHA 0503165 | Construction Sand and GravelSurface | AbandonedStatus date: 09/27/1983 | C Ryan & Son IncReported operatorRobert L RyanReported controller | Neither history importedView source coverage → |
| KOLBERG JAW CRUSHERMoffat, CONear CRAIGMSHA 0504959 | Construction Sand and GravelSurface | AbandonedStatus date: 08/29/2014 | WAGNER CONSTRUCTION INC.Reported operatorJay L WagnerReported controller | Production / employmentSafety recordsView source coverage → |
| Kollath PitElbert, COMSHA 0503446 | Construction Sand and GravelSurface | AbandonedStatus date: 04/22/1980 | Colorado Department Of HighwaysReported operatorState Of ColoradoReported controller | Neither history importedView source coverage → |
| Korinek Sand and GravelCrowley, CONear ManzanolaMSHA 0504843 | Construction Sand and GravelSurface | AbandonedStatus date: 07/19/2019 | Korinek Sand & GravelReported operatorGerald W KorinekReported controller | Production / employmentSafety recordsView source coverage → |
| Korinek Trout Farm PitCrowley, COMSHA 0503499 | Construction Sand and GravelSurface | AbandonedStatus date: 09/19/1988 | Korinek Sand & GravelReported operatorGerald W KorinekReported controller | Neither history importedView source coverage → |
| Koury's QuarryPueblo, CONear PuebloMSHA 0504916 | Construction Sand and GravelSurface | AbandonedStatus date: 04/01/2009 | Koury Real Property LLCReported operatorGrant KouryReported controller | Production / employmentSafety recordsView source coverage → |
| Kramer South SiteAdams, CONear Commerce CityMSHA 0505011 | Construction Sand and GravelSurface | AbandonedStatus date: 06/30/2014 | Fiore & Sons, IncReported operatorMichael FioreReported controller | Production / employmentSafety recordsView source coverage → |