| Otto Bank No 2Schuylkill, PANear Branch DaleMSHA 3601883 | Coal (Anthracite)Facility | AbandonedStatus date: 02/14/1986 | Ralph Keim Coal CompanyReported operatorKeim Ralph A & George W TallmanReported controller | Neither history importedView source coverage → |
| Otto Brick & Tile Works Clay MineSomerset, PAMSHA 3600660 | Fire ClaySurface | AbandonedStatus date: 01/22/1980 | Otto Brick & Tile Works IncReported operatorOtto Brick & Tile Works IncReported controller | Neither history importedView source coverage → |
| OTT-STROPE QUARRYBradford, PAMSHA 3608956 | Dimension SandstoneSurface | AbandonedStatus date: 04/30/2002 | Bellinger-Ott StoneReported operatorTravis W Ott; Joshua BellingerReported controller | Safety recordsView source coverage → |
| Ottsville QuarryBucks, PANear OttsvilleMSHA 3600036 | Crushed, Broken TraprockSurface | AbandonedStatus date: 10/08/2026 | Heidelberg Materials Northeast LLCReported operatorHeidelberg Materials AGReported controller | Production / employmentSafety recordsView source coverage → |
| Outlaw Coal Co.Schuylkill, PANear JonestownMSHA 3610104 | Coal (Lignite)Surface | AbandonedStatus date: 01/02/2020 | Outlaw Coal Co.Reported operatorCharlie SorokachReported controller | Safety recordsView source coverage → |
| Over-Lake Sand GravelErie, PAMSHA 3607640 | Construction Sand and GravelSurface | AbandonedStatus date: 05/05/1992 | Over-Lake Sand GravelReported operatorOver-Lake Sand GravelReported controller | Neither history importedView source coverage → |
| Overland ConveyorGreene, PANear BobtownMSHA 3609698 | Coal (Bituminous)Facility | AbandonedStatus date: 04/15/2019 | Coresco LLCReported operatorMepco Intermediate Holdings, LLCReported controller | Production / employmentSafety recordsView source coverage → |
| OverlyWestmoreland, PANear Mt PleasantMSHA 3605070 | Coal (Bituminous)Surface | AbandonedStatus date: 09/05/1984 | L W OverlyReported operatorOverly L WReported controller | Neither history importedView source coverage → |
| Owego StripLackawanna, PAMSHA 3602889 | Coal (Anthracite)Surface | AbandonedStatus date: 01/19/1981 | Raymond Colliery Company IncReported operatorGreat American Coal CompanyReported controller | Neither history importedView source coverage → |
| Owens StripClearfield, PAMSHA 3605617 | Coal (Bituminous)Surface | AbandonedStatus date: 12/02/1980 | Cardinal Coal & Contracting CompanyReported operatorBurton LeroyReported controller | Neither history importedView source coverage → |
| Owl Recovery #1Luzerne, PANear Sandy RunMSHA 3607492 | Coal (Anthracite)Facility | AbandonedStatus date: 06/14/1985 | Shamrock Coal Company IncReported operatorMullin JosephReported controller | Neither history importedView source coverage → |
| Oyster RunElk, PANear BrockportMSHA 3608142 | Coal (Bituminous)Surface | AbandonedStatus date: 02/24/1992 | J Alexander ContractingReported operatorShaffer Jeffrey AReported controller | Neither history importedView source coverage → |
| P-2Somerset, PANear BoswellMSHA 3603302 | Coal (Bituminous)Facility | AbandonedStatus date: 03/09/1990 | Marmon Coal CompanyReported operatorMarmon Group IncReported controller | Neither history importedView source coverage → |
| P2 QuarryBradford, PANear StevensvilleMSHA 3609473 | Dimension SlateSurface | AbandonedStatus date: 04/15/2014 | Johnson Quarries IncReported operatorJerry L JohnsonReported controller | Production / employmentSafety recordsView source coverage → |
| P2 QuarryBradford, PANear StevensvilleMSHA 3609998 | Dimension SlateSurface | AbandonedStatus date: 08/22/2013 | Marin StoneReported operatorJose EucedaReported controller | Neither history importedView source coverage → |
| Packard No 2 Vein No 4Schuylkill, PANear Raven RunMSHA 3606966 | Coal (Anthracite)Surface | AbandonedStatus date: 12/17/1981 | Gasparini Excavating Company IncReported operatorGasparini GeneReported controller | Neither history importedView source coverage → |
| Packard No 5 BankSchuylkill, PANear GirardvilleMSHA 3607179 | Coal (Anthracite)Facility | AbandonedStatus date: 05/29/1987 | International Fine Coal Company IncReported operatorCandelora CharlesReported controller | Neither history importedView source coverage → |
| Packer No 3 Culm BankSchuylkill, PAMSHA 3602075 | Coal (Anthracite)Surface | AbandonedStatus date: 06/16/1977 | James J Botella Coal CompanyReported operatorBotella James JReported controller | Neither history importedView source coverage → |
| Packer StripSchuylkill, PANear GirardvilleMSHA 3610275 | Coal (Anthracite)Surface | AbandonedStatus date: 11/26/2021 | Hynoski Brothers Excavating IncReported operatorThomas S HynoskiReported controller | Production / employmentSafety recordsView source coverage → |
| Packer StrippingSchuylkill, PANear ShenandoahMSHA 3606602 | Coal (Anthracite)Surface | AbandonedStatus date: 03/30/2017 | Shenandoah Mining Co.Reported operatorJoseph KleemanReported controller | Production / employmentSafety recordsView source coverage → |
| Packer VSchuylkill, PANear GirardvilleMSHA 3607797 | Coal (Anthracite)Surface | AbandonedStatus date: 05/19/2004 | Girardville Coal CompanyReported operatorCity Trust Of PhiladelphiaReported controller | Production / employmentSafety recordsView source coverage → |
| Paint #1 StripSomerset, PAMSHA 3601482 | Coal (Bituminous)Surface | AbandonedStatus date: 12/13/1973 | Kenneth G RichardsReported operatorRichards Kenneth GReported controller | Neither history importedView source coverage → |
| Palko MineFayette, PANear McclellandtownMSHA 3608441 | Coal (Bituminous)Surface | AbandonedStatus date: 10/18/1995 | Epm Coal/Slurry & Gob IncReported operatorEstanish WilliamReported controller | Neither history importedView source coverage → |
| Palko StripWestmoreland, PAMSHA 3605875 | Coal (Bituminous)Surface | AbandonedStatus date: 02/16/1978 | Henry PalkoReported operatorPalko HenryReported controller | Neither history importedView source coverage → |
| Palko StripFayette, PANear McclellandtownMSHA 3608478 | Coal (Bituminous)Surface | AbandonedStatus date: 03/17/1995 | Stonycreek MiningReported operatorSmith ThomasReported controller | Neither history importedView source coverage → |
| PalmerBeaver, PANear DarlingtonMSHA 3609574 | Construction Sand and GravelSurface | AbandonedStatus date: 01/31/2017 | Three Rivers Aggregates LLCReported operatorSweet Water Quarries LLC; Three River Agg Holding LLCReported controller | Production / employmentSafety recordsView source coverage → |
| Palmer MineBradford, PANear WysoxMSHA 3609664 | Crushed, Broken SandstoneSurface | AbandonedStatus date: 05/01/2013 | H.L.Robinson Sand & Gravel, IncReported operatorHannah L RobinsonReported controller | Production / employmentSafety recordsView source coverage → |
| Palmerton MineIndiana, PANear Black LickMSHA 3609042 | Coal (Bituminous)Underground | AbandonedStatus date: 04/12/2016 | Rosebud Mining CompanyReported operatorJ Clifford Forrest IIIReported controller | Production / employmentView source coverage → |
| PangburnAllegheny, PANear ElizabethMSHA 3606503 | Coal (Bituminous)Underground | AbandonedStatus date: 04/04/2003 | Reserve Coal Properties CompanyReported operatorCONSOL Energy IncReported controller | Safety recordsView source coverage → |
| Panther StripSchuylkill, PAMSHA 3603306 | Coal (Anthracite)Surface | AbandonedStatus date: 10/04/1976 | Panther Head Stripping CompanyReported operatorKoch FReported controller | Neither history importedView source coverage → |