| Mt Pleasant StripHocking, OHMSHA 3303796 | Coal (Bituminous)Surface | AbandonedStatus date: 09/05/1980 | Rayle Coal CompanyReported operatorJohn NicolozakesReported controller | Neither history importedView source coverage → |
| MUDBRO0K PLANTStark, OHMSHA 3304192 | Construction Sand and GravelSurface | AbandonedStatus date: 08/24/2000 | Oster Sand & Gravel IncReported operatorOster Enterprises IncReported controller | Production / employmentSafety recordsView source coverage → |
| Mudsock No 2 StripTuscarawas, OHMSHA 3303622 | Coal (Bituminous)Surface | AbandonedStatus date: 02/23/1981 | Mack Mining IncReported operatorOsmond Martin PReported controller | Neither history importedView source coverage → |
| Mudsock StripTuscarawas, OHNear StillwaterMSHA 3303353 | Coal (Bituminous)Surface | AbandonedStatus date: 08/09/1982 | Mudsock Mining IncReported operatorNowak Raymond JReported controller | Neither history importedView source coverage → |
| Munn MaterialsPortage, OHNear NewburyMSHA 3304220 | Construction Sand and GravelSurface | AbandonedStatus date: 08/09/2010 | Munn MaterialsReported operatorKim Taylor KuhnleReported controller | Production / employmentSafety recordsView source coverage → |
| Murray City JobHocking, OHNear Murray CityMSHA 3303537 | Coal (Bituminous)Surface | AbandonedStatus date: 10/27/1995 | Addington IncReported operatorPittston CompanyReported controller | Neither history importedView source coverage → |
| MuskingumGuernsey, OHNear unknownMSHA 3304638 | Coal (Bituminous)Facility | AbandonedStatus date: 03/12/2024 | Operator not reportedReported operatorController not reportedReported controller | Neither history importedView source coverage → |
| Muskingum MineGuernsey, OHNear CumberlandMSHA 3300989 | Coal (Bituminous)Surface | AbandonedStatus date: 07/18/2013 | Central Ohio Coal CompanyReported operatorCONSOL Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| Muskingum MineMuskingum, OHNear DresdenMSHA 3301891 | Coal (Bituminous)Surface | AbandonedStatus date: 11/01/1988 | Muskingum Mining IncReported operatorAmerican Barrick Resources CorpReported controller | Neither history importedView source coverage → |
| Muskingum Patton PitMuskingum, OHNear New ConcordMSHA 3303954 | Coal (Bituminous)Surface | AbandonedStatus date: 04/21/1987 | Loase Coal IncReported operatorLoase William EReported controller | Neither history importedView source coverage → |
| Muskingum River Gravel Company Plant #5Washington, OHMSHA 3303695 | Construction Sand and GravelSurface | AbandonedStatus date: 09/04/1980 | Muskingum River Gravel CompanyReported operatorShelly & Sands IncReported controller | Neither history importedView source coverage → |
| Muskingum River Gravel Co Plant #3Muskingum, OHMSHA 3301577 | Construction Sand and GravelSurface | AbandonedStatus date: 03/24/1980 | Muskingum River Gravel CompanyReported operatorShelly & Sands IncReported controller | Neither history importedView source coverage → |
| Muskingum River Gravel Co Plant #4Muskingum, OHMSHA 3301576 | Construction Sand and GravelSurface | AbandonedStatus date: 06/04/1981 | Muskingum River Gravel CompanyReported operatorShelly & Sands IncReported controller | Neither history importedView source coverage → |
| Muskingum StripGuernsey, OHMSHA 3302320 | Coal (Bituminous)Surface | AbandonedStatus date: 04/20/1978 | Central Ohio Coal CompanyReported operatorAmerican Electric Power Company IncReported controller | Neither history importedView source coverage → |
| Muskingum StripNoble, OHMSHA 3302321 | Coal (Bituminous)Surface | AbandonedStatus date: 04/20/1978 | Central Ohio Coal CompanyReported operatorAmerican Electric Power Company IncReported controller | Neither history importedView source coverage → |
| Muskingum StripMuskingum, OHNear BloomfieldMSHA 3303808 | Coal (Bituminous)Surface | AbandonedStatus date: 04/10/1987 | Cravat Coal Coal Company IncReported operatorMichael PuskarichReported controller | Neither history importedView source coverage → |
| Musky PitMuskingum, OHNear East FultonhamMSHA 3303632 | Coal (Bituminous)Surface | AbandonedStatus date: 07/30/1982 | Lominco IncReported operatorHumphrey WilliamReported controller | Neither history importedView source coverage → |
| Myers (Strip)Harrison, OHNear AdenaMSHA 3300746 | Coal (Bituminous)Surface | AbandonedStatus date: 09/04/1984 | Varkony Mining CompanyReported operatorStephen Varkony; William M VarkonyReported controller | Neither history importedView source coverage → |
| NapoleonJackson, OHMSHA 3301252 | Coal (Bituminous)Underground | AbandonedStatus date: 09/26/1980 | Waterloo Coal CompanyReported operatorPhil A BowmanReported controller | Neither history importedView source coverage → |
| Napoleon Brick & Tile Pit & MillHenry, OHMSHA 3300508 | Common Clays NECSurface | AbandonedStatus date: 05/28/1985 | Napoleon Brick & Tile WorksReported operatorGenuit Leon FReported controller | Neither history importedView source coverage → |
| NATIONAL AGGREGATES, INC.Stark, OHNear WaynesburgMSHA 3304352 | Construction Sand and GravelSurface | AbandonedStatus date: 12/01/2009 | National Aggregates,Inc.Reported operatorBill ShecklerReported controller | Production / employmentSafety recordsView source coverage → |
| National Aggregates IncorporatedCarroll, OHMSHA 3301548 | Construction Sand and GravelSurface | AbandonedStatus date: 04/20/1995 | National Aggregates IncReported operatorBill ShecklerReported controller | Neither history importedView source coverage → |
| Nau Pit #1Noble, OHNear Pleasant CityMSHA 3304177 | Coal (Bituminous)Surface | AbandonedStatus date: 11/14/1996 | King Quarries IncReported operatorKing DavidReported controller | Neither history importedView source coverage → |
| Navarre TippleStark, OHMSHA 3300887 | Coal (Bituminous)Facility | AbandonedStatus date: 09/23/1976 | Wilmot Mining CompanyReported operatorEddy ThomasReported controller | Neither history importedView source coverage → |
| Negley Wash PlantColumbiana, OHNear NegleyMSHA 3304287 | Coal (Bituminous)Facility | AbandonedStatus date: 08/31/2018 | State Line Resources IncReported operatorCharles H Muse JrReported controller | Production / employmentSafety recordsView source coverage → |
| Negley Wash PlantColumbiana, OHNear NegleyMSHA 3304301 | Common Clays NECSurface | AbandonedStatus date: 05/11/2011 | State Line Resources Inc.Reported operatorCharles H Muse JrReported controller | Production / employmentSafety recordsView source coverage → |
| Negus StripBelmont, OHNear BannockMSHA 3301885 | Coal (Bituminous)Surface | AbandonedStatus date: 02/20/1996 | Ohio River CollieriesReported operatorThomas G GentileReported controller | Neither history importedView source coverage → |
| Neiheisel Sand & GravelColumbiana, OHMSHA 3301580 | Construction Sand and GravelSurface | AbandonedStatus date: 01/25/1990 | Neiheisel Sand & GravelReported operatorNeiheisel Sand & GravelReported controller | Neither history importedView source coverage → |
| Nelms Mine - Cadiz PortalHarrison, OHNear Cadiz, OhioMSHA 3303349 | Coal (Bituminous)Facility | AbandonedStatus date: 08/31/2018 | Hopedale Mining LLCReported operatorRhino Resource Partners LPReported controller | Production / employmentSafety recordsView source coverage → |
| Nelms No 1 MineHarrison, OHMSHA 3300967 | Coal (Bituminous)Underground | AbandonedStatus date: 10/01/1979 | Youghiogheny & Ohio Coal CompanyReported operatorPanhandle Eastern CorpReported controller | Neither history importedView source coverage → |