| Toothacher PitCarbon, WYMSHA 4801285 | Construction Sand and GravelSurface | AbandonedStatus date: 08/21/1979 | Gilpatrick Construction Company IncReported operatorRichard GilpatrickReported controller | Neither history importedView source coverage → |
| TORRINGTON CEMENT PITGoshen, WYMSHA 4800780 | Construction Sand and GravelSurface | AbandonedStatus date: 12/03/1997 | Torrington Cement Products IncReported operatorBrown DarrelReported controller | Neither history importedView source coverage → |
| Training School PitFremont, WYMSHA 4800520 | Construction Sand and GravelSurface | AbandonedStatus date: 10/25/1982 | Big Valley View Development Company IncReported operatorCollie R JReported controller | Neither history importedView source coverage → |
| Triangle C PitFremont, WYMSHA 4801279 | Construction Sand and GravelSurface | AbandonedStatus date: 08/13/1979 | Gilpatrick Construction Company IncReported operatorRichard GilpatrickReported controller | Neither history importedView source coverage → |
| Triple Creek RanchesCrook, WYMSHA 4801396 | Construction Sand and GravelSurface | AbandonedStatus date: 08/02/1984 | Al FalzeranoReported operatorFalzerano AlvinReported controller | Neither history importedView source coverage → |
| Ts-23Uinta, WYMSHA 4801433 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 03/09/1987 | W W Clyde & Company IncReported operatorCCI (Clyde Companies Inc)Reported controller | Neither history importedView source coverage → |
| Tuffa PitAlbany, WYMSHA 4800288 | Dimension Stone NECSurface | AbandonedStatus date: 07/11/1986 | Mountain Cement CompanyReported operatorEagle Materials IncReported controller | Neither history importedView source coverage → |
| U 75 PitBig Horn, WYMSHA 4800832 | Common Clays NECSurface | AbandonedStatus date: 08/03/1978 | Dresser Minerals DivisionReported operatorDresser Industries IncReported controller | Neither history importedView source coverage → |
| Umetco Minerals Corp Black Rock QuarryFremont, WYMSHA 4801506 | Dimension Stone NECSurface | AbandonedStatus date: 08/22/1994 | Umetco Minerals CorpReported operatorUnion Carbide CorpReported controller | Neither history importedView source coverage → |
| Umetco Minerals Corp Dutton Limestone QuFremont, WYMSHA 4801519 | Construction Sand and GravelSurface | AbandonedStatus date: 08/22/1994 | Umetco Minerals CorpReported operatorUnion Carbide CorpReported controller | Neither history importedView source coverage → |
| Underwood PitCampbell, WYMSHA 4801067 | Construction Sand and GravelSurface | AbandonedStatus date: 12/14/1978 | Campbell County Road & Bridge DepartmentReported operatorCampbell County-WyReported controller | Neither history importedView source coverage → |
| UNIT #1Johnson, WYMSHA 4801461 | Construction Sand and GravelSurface | AbandonedStatus date: 01/27/1998 | Kc Oilfield Service IncReported operatorElm DennisReported controller | Neither history importedView source coverage → |
| UNIT # 40BCampbell, WYNear GilletteMSHA 4801577 | Construction Sand and GravelSurface | AbandonedStatus date: 07/27/2012 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT #41Campbell, WYNear GilletteMSHA 4801561 | Construction Sand and GravelSurface | AbandonedStatus date: 10/01/2012 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT #44ACampbell, WYNear GilletteMSHA 4801589 | Construction Sand and GravelSurface | AbandonedStatus date: 07/27/2012 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT # 45Crook, WYNear GilletteMSHA 4801562 | Construction Sand and GravelSurface | AbandonedStatus date: 07/27/2012 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT 45-ACrook, WYNear GilletteMSHA 4801596 | Construction Sand and GravelSurface | AbandonedStatus date: 06/01/2011 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT #49Campbell, WYNear GilletteMSHA 4801556 | Construction Sand and GravelSurface | AbandonedStatus date: 08/11/2009 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| UNIT #50Campbell, WYNear GilletteMSHA 4801563 | Construction Sand and GravelSurface | AbandonedStatus date: 05/03/2012 | Basic Energy Services, L.P.Reported operatorBasic Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| Unit 500Natrona, WYMSHA 4801386 | Construction Sand and GravelSurface | AbandonedStatus date: 03/18/1987 | Mc Murry Brothers Company IncReported operatorNeil A Mc MurryReported controller | Neither history importedView source coverage → |
| Unit 505Natrona, WYMSHA 4801387 | Construction Sand and GravelSurface | AbandonedStatus date: 04/11/1988 | Mc Murry Brothers Company IncReported operatorNeil A Mc MurryReported controller | Neither history importedView source coverage → |
| Unit 508Natrona, WYMSHA 4801388 | Construction Sand and GravelSurface | AbandonedStatus date: 01/21/1987 | Mc Murry Brothers Company IncReported operatorNeil A Mc MurryReported controller | Neither history importedView source coverage → |
| Unit 71Park, WYMSHA 4801462 | Construction Sand and GravelSurface | AbandonedStatus date: 09/06/1988 | Kinkade Construction IncReported operatorKinkade Construction IncReported controller | Neither history importedView source coverage → |
| University Stone QuarryAlbany, WYMSHA 4800023 | Dimension SandstoneSurface | AbandonedStatus date: 06/17/1981 | University Of WyomingReported operatorUniversity Of WyomingReported controller | Neither history importedView source coverage → |
| UPTON MILL & MINEWeston, WYNear UptonMSHA 4800059 | Common Clays NECSurface | AbandonedStatus date: 01/09/2003 | American Colloid Company Minerals GroupReported operatorMinerals Technologies IncReported controller | Production / employmentSafety recordsView source coverage → |
| Upton MineWeston, WYMSHA 4800807 | Common Clays NECSurface | AbandonedStatus date: 07/10/1992 | American Colloid Company Minerals GroupReported operatorMinerals Technologies IncReported controller | Neither history importedView source coverage → |
| Upton West MillConverse, WYMSHA 4800597 | Common Clays NECFacility | AbandonedStatus date: 01/11/1988 | American Colloid Company Minerals GroupReported operatorMinerals Technologies IncReported controller | Neither history importedView source coverage → |
| Valentine PitConverse, WYMSHA 4801296 | Construction Sand and GravelSurface | AbandonedStatus date: 06/17/1981 | C J Abbott IncReported operatorAbbott Clifford EReported controller | Neither history importedView source coverage → |
| Vanguard I MineCarbon, WYMSHA 4800168 | Coal (Bituminous)Underground | AbandonedStatus date: 04/29/1975 | Energy Development CompanyReported operatorAshland IncReported controller | Neither history importedView source coverage → |
| Vanguard No2Carbon, WYNear HannaMSHA 4800948 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 08/07/1984 | Energy Development CompanyReported operatorAshland IncReported controller | Neither history importedView source coverage → |