| MARCY HILLSusquehanna, PANear KingsleyMSHA 3609002 | Dimension Stone NECSurface | AbandonedStatus date: 06/18/2003 | Conrad StoneReported operatorRobert ConradReported controller | Safety recordsView source coverage → |
| Mardis Run #2 Deep MineIndiana, PANear AlverdaMSHA 3607349 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 04/15/1986 | Valley Coal CompanyReported operatorEdward G VehovicReported controller | Neither history importedView source coverage → |
| Marett MineButler, PANear ParkerMSHA 3601091 | Coal (Bituminous)Surface | AbandonedStatus date: 10/12/2012 | Quality Aggregates IncReported operatorJoseph AloeReported controller | Production / employmentSafety recordsView source coverage → |
| Margaret No 11Armstrong, PANear EldertonMSHA 3605038 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 12/23/1990 | Keystone Coal Mining CorpReported operatorRochester & Pittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |
| Margaret No 11 MineArmstrong, PANear EldertonMSHA 3608139 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 04/02/1996 | Keystone Coal Mining CorpReported operatorRochester & Pittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |
| Margaret No 7 MineArmstrong, PAMSHA 3600822 | Coal (Bituminous)Underground | AbandonedStatus date: 02/21/1978 | Rochester & Pittsburgh Coal CompanyReported operatorRochester & Pittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |
| Margaret Refuse Reprocessing PlantArmstrong, PAMSHA 3606642 | Coal (Bituminous)Facility | AbandonedStatus date: 12/02/1980 | Kent Coal Mining CompanyReported operatorRochester & Pittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |
| Margaret Strip MineWashington, PAMSHA 3605939 | Coal (Bituminous)Surface | AbandonedStatus date: 12/02/1980 | Mt Thor Minerals IncReported operatorRantovich DonaldReported controller | Neither history importedView source coverage → |
| Margerum Strip 275-1Allegheny, PAMSHA 3600985 | Coal (Bituminous)Surface | AbandonedStatus date: 10/03/1979 | Pittsburgh Coal CompanyReported operatorPittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |
| Marian OperationCambria, PANear GlasgowMSHA 3607816 | Coal (Bituminous)Surface | Abandoned and SealedStatus date: 04/12/1990 | Rich Coal Company IncReported operatorMooney Robert PReported controller | Neither history importedView source coverage → |
| Marietta StripFayette, PAMSHA 3607081 | Coal (Bituminous)Surface | AbandonedStatus date: 04/30/1981 | Marsolino Coal-Coke IncReported operatorMarsolino A JReported controller | Neither history importedView source coverage → |
| Marion Center #4Somerset, PANear GrampianMSHA 3608205 | Coal (Bituminous)Surface | Abandoned and SealedStatus date: 05/12/1994 | Hepburnia Coal Company IncReported operatorDarrell G SpencerReported controller | Neither history importedView source coverage → |
| Marion Center Mine No 1Indiana, PANear Marion CenterMSHA 3607317 | Coal (Bituminous)Surface | AbandonedStatus date: 08/27/1991 | Cloe Mining Company IncReported operatorNeal R DeanReported controller | Neither history importedView source coverage → |
| Marion Center TippleIndiana, PANear Marion CenterMSHA 3608644 | Coal (Bituminous)Facility | AbandonedStatus date: 05/07/1997 | C & G Reclamation IncReported operatorKinter Douglas SReported controller | Neither history importedView source coverage → |
| Marion Coal CoAllegheny, PANear OakdaleMSHA 3607102 | Coal (Bituminous)Surface | AbandonedStatus date: 09/12/1984 | Marion Coal CompanyReported operatorRichard P FiliaggiReported controller | Neither history importedView source coverage → |
| Marion MineIndiana, PANear TunneltonMSHA 3600929 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 01/16/1997 | Tunnelton Mining CompanyReported operatorMon Valley Steel Company IncReported controller | Neither history importedView source coverage → |
| Marion StripIndiana, PAMSHA 3606149 | Coal (Bituminous)Surface | AbandonedStatus date: 04/24/1978 | Jennette Drilling CompanyReported operatorJennette CharlesReported controller | Neither history importedView source coverage → |
| Mark #2Somerset, PANear BrothertonMSHA 3604998 | Coal (Bituminous)Underground | AbandonedStatus date: 07/13/1990 | Mark Mining No 2 IncReported operatorMorelli Carl LReported controller | Neither history importedView source coverage → |
| Mark CoalClearfield, PANear MaderaMSHA 3608838 | Coal (Bituminous)Surface | AbandonedStatus date: 03/04/2004 | Francis B. KitkoReported operatorKitko Francis BReported controller | Production / employmentSafety recordsView source coverage → |
| Mark Iv StripGreene, PAMSHA 3604773 | Coal (Bituminous)Surface | AbandonedStatus date: 08/17/1976 | Mark Iv Coal CoReported operatorSeamon RolandReported controller | Neither history importedView source coverage → |
| Markle-Bullers Strip MineArmstrong, PAMSHA 3602747 | Coal (Bituminous)Surface | AbandonedStatus date: 09/13/1973 | Markle Bullers Coal CompanyReported operatorRinggold Mines IncReported controller | Neither history importedView source coverage → |
| Markle Prep PlantArmstrong, PANear Redbank TownshipMSHA 3604268 | Coal (Bituminous)Facility | AbandonedStatus date: 09/10/1984 | Markle Bullers Coal CompanyReported operatorRinggold Mines IncReported controller | Neither history importedView source coverage → |
| Mark P. Shingara CoalNorthumberland, PANear TrevortonMSHA 3609060 | Coal (Anthracite)Underground | Abandoned and SealedStatus date: 02/14/2006 | Mark P. Shingara CoalReported operatorMark P ShingaraReported controller | Production / employmentSafety recordsView source coverage → |
| Markson SiltSchuylkill, PANear HeginsMSHA 3606892 | Coal (Anthracite)Facility | AbandonedStatus date: 06/18/1991 | Harriman Coal CorporationReported operatorRonald LickmanReported controller | Production / employmentView source coverage → |
| Marks StripArmstrong, PAMSHA 3604131 | Coal (Bituminous)Surface | AbandonedStatus date: 06/05/1978 | M & C Coal CompanyReported operatorArmitage Edwin B & C A Mc DermottReported controller | Neither history importedView source coverage → |
| Marlin BankSchuylkill, PANear Mar-LinMSHA 3601811 | Coal (Anthracite)Facility | AbandonedStatus date: 03/30/2017 | Wilbur White Coal Company IncReported operatorWilbur W White JrReported controller | Production / employmentSafety recordsView source coverage → |
| Marlowe #1 Strip & AugerElk, PAMSHA 3604859 | Coal (Bituminous)Surface | AbandonedStatus date: 02/16/1977 | Marlowe Mining CoReported operatorMarlowe Frederick SrReported controller | Neither history importedView source coverage → |
| Marquise StripsArmstrong, PANear AvonmoreMSHA 3608335 | Coal (Bituminous)Surface | AbandonedStatus date: 10/07/2015 | Marquise Mining CorporationReported operatorJohn M LeeReported controller | Production / employmentSafety recordsView source coverage → |
| Marquise StripsSomerset, PANear ShanksvilleMSHA 3608672 | Coal (Bituminous)Surface | AbandonedStatus date: 11/11/2019 | Marquise Mining CorporationReported operatorJohn M LeeReported controller | Production / employmentSafety recordsView source coverage → |
| Marquise Strips Indiana, PANear BLAIRSVILLEMSHA 3609303 | Coal (Bituminous)Surface | AbandonedStatus date: 09/20/2011 | Marquise Mining CorporationReported operatorJohn M LeeReported controller | Production / employmentSafety recordsView source coverage → |