| Mine No 4Somerset, PANear KringsMSHA 3607184 | Coal (Bituminous)Surface | AbandonedStatus date: 09/27/1988 | East Windber Coal CompanyReported operatorToth Brothers & Johnstown Coal CompanyReported controller | Neither history importedView source coverage → |
| Mine No 5Allegheny, PANear Robinson Twp.MSHA 3607357 | Coal (Bituminous)Surface | AbandonedStatus date: 06/28/1983 | Xecol CorpReported operatorJohns Roy F-Earle W KazisReported controller | Neither history importedView source coverage → |
| Mine No 9Cambria, PAMSHA 3605531 | Coal (Bituminous)Surface | AbandonedStatus date: 07/14/1980 | Bentley Coal Company IncReported operatorStefan William J JrReported controller | Neither history importedView source coverage → |
| Mineral BeachWashington, PANear VenetiaMSHA 3606854 | Coal (Bituminous)Surface | AbandonedStatus date: 05/26/1989 | Victor Dosse Contracting IncReported operatorDosse VictorReported controller | Neither history importedView source coverage → |
| Mineral Hill StripsVenango, PANear Mt PleasantMSHA 3604172 | Coal (Bituminous)Surface | AbandonedStatus date: 09/10/1984 | Mineral Hill CorpReported operatorLucas EmilReported controller | Neither history importedView source coverage → |
| Minersville StoneLebanon, PANear Lebanon, PAMSHA 3609375 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 10/02/2023 | Cornwall Mining LLCReported operatorJonathan BylerReported controller | Production / employmentSafety recordsView source coverage → |
| Minich MineClarion, PAMSHA 3604008 | Coal (Bituminous)Surface | AbandonedStatus date: 12/04/1980 | Darl Minich Coal CompanyReported operatorMinich DarlReported controller | Neither history importedView source coverage → |
| Minich MineJefferson, PANear MayportMSHA 3606859 | Coal (Bituminous)Surface | AbandonedStatus date: 07/24/1979 | Minich Coal CompanyReported operatorMinich DarlReported controller | Neither history importedView source coverage → |
| Minns Strip No 138-8Elk, PAMSHA 3602752 | Coal (Bituminous)Surface | AbandonedStatus date: 02/26/1974 | Minns Coal CompanyReported operatorMinns Thomas JReported controller | Neither history importedView source coverage → |
| Minor StripGreene, PAMSHA 3601305 | Coal (Bituminous)Surface | AbandonedStatus date: 06/23/1972 | Genovese Coal CoReported operatorGenovese Theodore RReported controller | Neither history importedView source coverage → |
| Miscovich Coal CompanyFayette, PANear ShoafMSHA 3607344 | Coal (Bituminous)Surface | AbandonedStatus date: 01/30/1984 | Miscovich Coal CompanyReported operatorMiscovich Michael CReported controller | Neither history importedView source coverage → |
| Misty RidgeLackawanna, PANear Old ForgeMSHA 3609889 | Coal (Anthracite)Facility | AbandonedStatus date: 01/19/2012 | JMG Construction IncReported operatorJohn M GiambraReported controller | Production / employmentSafety recordsView source coverage → |
| Mitchell Stone Co Sandstone OperatiSusquehanna, PAMSHA 3600172 | Dimension SandstoneSurface | AbandonedStatus date: 03/21/1979 | Mitchell Stone CoReported operatorMitchell Stone CoReported controller | Neither history importedView source coverage → |
| Mitchell StripIndiana, PANear SewardMSHA 3607776 | Coal (Bituminous)Surface | AbandonedStatus date: 01/21/1986 | North American Coal CorpReported operatorNACCO Industries IncReported controller | Neither history importedView source coverage → |
| M & J #7 BankSchuylkill, PANear CoaldaleMSHA 3609602 | Coal (Anthracite)Facility | AbandonedStatus date: 05/01/2008 | M & J Excavation Inc.Reported operatorJohn A. SidariReported controller | Production / employmentView source coverage → |
| M & J No 7 StripGreene, PAMSHA 3606550 | Coal (Bituminous)Surface | AbandonedStatus date: 02/01/1980 | M & J Coal CompanyReported operatorPetitte Jasper & John Jr--James BarillReported controller | Neither history importedView source coverage → |
| MJ QuarryBradford, PANear Warren CenterMSHA 3610134 | Dimension Stone NECSurface | AbandonedStatus date: 10/21/2015 | Johnson Quarries IncReported operatorJerry L JohnsonReported controller | Neither history importedView source coverage → |
| M & M Construction CoClearfield, PANear BiglerMSHA 3605675 | Coal (Bituminous)Surface | AbandonedStatus date: 06/01/1993 | M & M Construction CompanyReported operatorMc Dowell Donald J & Norman J JrReported controller | Neither history importedView source coverage → |
| M & M FlagstoneBradford, PANear WyalusingMSHA 3609747 | Dimension Stone NECSurface | AbandonedStatus date: 09/14/2010 | M & M FlagstoneReported operatorMelvin HeemanReported controller | Production / employmentSafety recordsView source coverage → |
| M&M Lime SurfaceArmstrong, PANear WorthingtonMSHA 3609432 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 10/24/2007 | M&M Lime Company, Inc.Reported operatorKelli B Mc GaugheyReported controller | Production / employmentSafety recordsView source coverage → |
| M & M STONE CO.Bucks, PANear Upper Black EddyMSHA 3603167 | Crushed, Broken GraniteSurface | AbandonedStatus date: 02/02/2002 | M & M Stone CompanyReported operatorBrian L CarpenterReported controller | Production / employmentSafety recordsView source coverage → |
| M & M StripArmstrong, PAMSHA 3605993 | Coal (Bituminous)Surface | AbandonedStatus date: 11/07/1979 | M & M Mining IncReported operatorKenneth MorcheskyReported controller | Neither history importedView source coverage → |
| MocanaquaLuzerne, PANear MocanaquaMSHA 3608251 | Coal (Anthracite)Facility | AbandonedStatus date: 10/04/1991 | Pardeesville AssociatesReported operatorDe Leo FrankReported controller | Neither history importedView source coverage → |
| Mock Job #1 (Strip)Jefferson, PAMSHA 3605592 | Coal (Bituminous)Surface | AbandonedStatus date: 07/28/1980 | Rice Coal CompanyReported operatorRice MaxReported controller | Neither history importedView source coverage → |
| Mock Strip #1Clearfield, PAMSHA 3606977 | Coal (Bituminous)Surface | AbandonedStatus date: 05/01/1980 | Rice Coal CompanyReported operatorRice MaxReported controller | Neither history importedView source coverage → |
| Moffitt Silt DamLackawanna, PANear TaylorMSHA 3608067 | Coal (Anthracite)Facility | AbandonedStatus date: 12/30/1991 | Dupont Anthracite IncReported operatorMichael G FaleskiReported controller | Neither history importedView source coverage → |
| Mole No 1 MineArmstrong, PANear Bradys BendMSHA 3601043 | Coal (Bituminous)Underground | AbandonedStatus date: 05/18/1983 | Top Grade Coal Company IncReported operatorMichael R BurnsReported controller | Neither history importedView source coverage → |
| Molnar StripFayette, PAMSHA 3606784 | Coal (Bituminous)Surface | AbandonedStatus date: 10/01/1979 | Jebco Coal CompanyReported operatorCornell WilliamReported controller | Neither history importedView source coverage → |
| Mon-70 TransloadingWestmoreland, PANear Belle VernonMSHA 3608374 | Coal (Bituminous)Facility | AbandonedStatus date: 01/11/2001 | Mon-70 Transloading-Div/Us Natural Resources IncReported operatorU S Natural Resources IncReported controller | Production / employmentSafety recordsView source coverage → |
| Monarch Refuse PileFayette, PANear West LeisenringMSHA 3607998 | Coal (Bituminous)Facility | AbandonedStatus date: 12/29/1998 | Carbon Fuel Resources IncReported operatorTheodore YowonskeReported controller | Production / employmentSafety recordsView source coverage → |