| RMT RalstonLycoming, PANear RalstonMSHA 3609971 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 08/30/2013 | RMT, Inc.Reported operatorAlliant Energy CorpReported controller | Neither history importedView source coverage → |
| Roaring RunArmstrong, PANear ApolloMSHA 3608329 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 11/01/2002 | Rosebud Mining CompanyReported operatorJ Clifford Forrest IIIReported controller | Production / employmentSafety recordsView source coverage → |
| Roba Quarry #1Susquehanna, PANear CliffordMSHA 3609461 | Crushed, Broken SlateSurface | AbandonedStatus date: 08/28/2007 | Rockedge Stone Co., LLCReported operatorJason ColachinoReported controller | Safety recordsView source coverage → |
| RobbWestmoreland, PANear LigonierMSHA 3607338 | Coal (Bituminous)Surface | AbandonedStatus date: 02/05/1985 | D L Weimer Coal CompanyReported operatorWeimer Daniel LReported controller | Neither history importedView source coverage → |
| Robbie Strip MineFayette, PANear Point MarionMSHA 3605373 | Coal (Bituminous)Surface | AbandonedStatus date: 09/13/1984 | Robbie Coal & Fuel IncReported operatorRobbie RoseReported controller | Neither history importedView source coverage → |
| Robb MineWestmoreland, PANear LigonierMSHA 3607676 | Coal (Bituminous)Surface | AbandonedStatus date: 09/08/1986 | Champion Fuels IncReported operatorSwank Daniel WReported controller | Neither history importedView source coverage → |
| Robena MineGreene, PANear GreensboroMSHA 3600909 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 12/13/1984 | Consolidation Coal CompanyReported operatorRobert E MurrayReported controller | Neither history importedView source coverage → |
| Robena No 2Greene, PANear CarmichaelsMSHA 3600910 | Coal (Bituminous)Underground | AbandonedStatus date: 06/30/1980 | United States Steel CorpReported operatorUsx CorpReported controller | Neither history importedView source coverage → |
| Robena No 3Greene, PANear Garards FortMSHA 3600911 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 06/30/1980 | United States Steel CorpReported operatorUsx CorpReported controller | Neither history importedView source coverage → |
| Robena No 4 UgGreene, PAMSHA 3600912 | Coal (Bituminous)Underground | AbandonedStatus date: 10/01/1979 | United States Steel CorpReported operatorUsx CorpReported controller | Neither history importedView source coverage → |
| Robena Surface MineGreene, PANear PaisleyMSHA 3609732 | Coal (Bituminous)Surface | AbandonedStatus date: 07/17/2019 | Border Energy LLCReported operatorMepco Intermediate Holdings, LLCReported controller | Production / employmentSafety recordsView source coverage → |
| Robena Surface MineGreene, PANear GreensboroMSHA 3609997 | Coal (Bituminous)Surface | AbandonedStatus date: 03/06/2018 | Ali Co.Reported operatorJeffery S SislerReported controller | Production / employmentSafety recordsView source coverage → |
| Robert L Derck MineNorthumberland, PANear TrevortonMSHA 3607018 | Coal (Anthracite)Underground | Abandoned and SealedStatus date: 09/26/2001 | A L Coal CompanyReported operatorDerck Robert L Sr & JrReported controller | Production / employmentSafety recordsView source coverage → |
| Robert Schneider QuarrySusquehanna, PANear New MilfordMSHA 3609953 | Dimension Stone NECSurface | AbandonedStatus date: 08/26/2014 | Robert SchneiderReported operatorRobert H SchneiderReported controller | Production / employmentSafety recordsView source coverage → |
| Robert Sperko StripFayette, PANear PuritanMSHA 3606407 | Coal (Bituminous)Surface | AbandonedStatus date: 02/16/2001 | Robert Sperko CoalReported operatorSperko RobertReported controller | Production / employmentSafety recordsView source coverage → |
| Robert Sperko StripFayette, PANear LeckroneMSHA 3608365 | Coal (Bituminous)Surface | AbandonedStatus date: 06/06/1995 | Tom Patterson Coal CompanyReported operatorPatterson Tom JrReported controller | Neither history importedView source coverage → |
| Roberts QuarryWayne, PANear WinterdaleMSHA 3610327 | Dimension SandstoneSurface | AbandonedStatus date: 11/03/2026 | ENDLESS MOUNTAIN MINERALS, LLCReported operatorRyan L RuarkReported controller | Production / employmentSafety recordsView source coverage → |
| Roberts Thomas PitWayne, PANear ?MSHA 3607202 | Construction Sand and GravelSurface | AbandonedStatus date: 10/18/1995 | Lake Ladore Sand & Gravel IncReported operatorJoseph PodunajecReported controller | Neither history importedView source coverage → |
| Robert W SchowmakerAllegheny, PANear PittsburghMSHA 3607643 | Coal (Bituminous)Surface | AbandonedStatus date: 12/29/1995 | Robert W SchomakerReported operatorSchomaker Robert WReported controller | Neither history importedView source coverage → |
| Robesonia Quarry And MillBerks, PAMSHA 3600126 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 08/21/1978 | Tulpehocken Stone IncReported operatorTulpehocken Stone IncReported controller | Neither history importedView source coverage → |
| Robina Surface MineGreene, PANear GreensboroMSHA 3609996 | Coal (Bituminous)Surface | AbandonedStatus date: 09/30/2019 | Operator not reportedReported operatorController not reportedReported controller | Neither history importedView source coverage → |
| Robindale Energy - RentonAllegheny, PANear RentonMSHA 3609778 | Coal (Bituminous)Surface | AbandonedStatus date: 01/31/2017 | Robindale Energy ServicesReported operatorRobindale Energy Services IncReported controller | Production / employmentSafety recordsView source coverage → |
| Robinson JobCentre, PANear Snow ShoeMSHA 3607869 | Coal (Bituminous)Surface | AbandonedStatus date: 02/07/1990 | Camfield Mining CompanyReported operatorPoff James AReported controller | Neither history importedView source coverage → |
| Robinson Town CentreAllegheny, PANear Robinson TownshipMSHA 3607982 | Coal (Bituminous)Surface | AbandonedStatus date: 12/05/1988 | Geupel Construction Company IncReported operatorJohn C GeupelReported controller | Neither history importedView source coverage → |
| Rob Strip MineArmstrong, PANear CadoganMSHA 3604151 | Coal (Bituminous)Surface | AbandonedStatus date: 11/29/1986 | Rob Coal Company IncReported operatorCreel Clarence & Arthur LReported controller | Neither history importedView source coverage → |
| Roccasano MineWestmoreland, PANear ExportMSHA 3608832 | Coal (Bituminous)Surface | Abandoned and SealedStatus date: 12/02/1999 | Daniel VisnicReported operatorDaniel VisnicReported controller | Safety recordsView source coverage → |
| Rocco StripFayette, PANear SmithfieldMSHA 3605201 | Coal (Bituminous)Surface | AbandonedStatus date: 06/10/1991 | Rocco BartoniReported operatorBartoni RoccoReported controller | Neither history importedView source coverage → |
| Rochester Mills Strip MineIndiana, PANear Marion CenterMSHA 3607437 | Coal (Bituminous)Surface | AbandonedStatus date: 06/29/2020 | T L H Coal Co.Reported operatorThomas H Loughry; John W LoughryReported controller | Production / employmentSafety recordsView source coverage → |
| Rochester No 1 Strip MineIndiana, PANear R.D.#1 Rochester MillsMSHA 3607284 | Coal (Bituminous)Surface | AbandonedStatus date: 10/04/1984 | Sky Haven Coal IncReported operatorJoseph A OwensReported controller | Neither history importedView source coverage → |
| Rockdale Township PitCrawford, PANear Cambridge SpringsMSHA 3610455 | Construction Sand and GravelSurface | AbandonedStatus date: 09/11/2026 | Rockdale TownshipReported operatorRockdale Township-PAReported controller | Production / employmentSafety recordsView source coverage → |