| Northcutt Gravel PitMontgomery, INMSHA 1201736 | Construction Sand and GravelSurface | AbandonedStatus date: 07/09/1981 | Northcutt Gravel CompanyReported operatorNorthcutt Robert KReported controller | Neither history importedView source coverage → |
| North MineDaviess, INNear CannelburgMSHA 1201652 | Coal (Bituminous)Surface | AbandonedStatus date: 11/13/1998 | Phoenix Natural Resources IncReported operatorPNR HoldingReported controller | Neither history importedView source coverage → |
| Northside Realty PitElkhart, INMSHA 1201581 | Construction Sand and GravelSurface | AbandonedStatus date: 10/22/1985 | Rieth-Riley Construction Company IncReported operatorRR Holdco, Inc.Reported controller | Neither history importedView source coverage → |
| North Vernon QuarryJennings, INNear North VernonMSHA 1200007 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 12/11/2012 | Hanson Aggregates Midwest, LLCReported operatorHeidelberg Materials AGReported controller | Production / employmentSafety recordsView source coverage → |
| Oakhill DockGibson, INNear Oakland CityMSHA 1201669 | Coal (Bituminous)Facility | AbandonedStatus date: 09/29/1982 | E & M Coal IncReported operatorBrown Eddie R & Mary K BrownReported controller | Neither history importedView source coverage → |
| Oakland City FieldPike, INNear Oakland CityMSHA 1202058 | Coal (Bituminous)Surface | AbandonedStatus date: 09/07/1989 | Peabody Coal CompanyReported operatorHanson PLCReported controller | Neither history importedView source coverage → |
| Oakland City Mine (Strip)Pike, INMSHA 1201432 | Coal (Bituminous)Surface | AbandonedStatus date: 10/01/1979 | Will Construction Company IncReported operatorWill Gene CReported controller | Neither history importedView source coverage → |
| Oaktown MineKnox, INNear OaktownMSHA 1201603 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 03/06/1984 | Consolidation Coal CompanyReported operatorRobert E MurrayReported controller | Neither history importedView source coverage → |
| Oaktown PitKnox, INMSHA 1201707 | Construction Sand and GravelSurface | AbandonedStatus date: 09/03/1985 | Rex Alton & CompaniesReported operatorAvery B Alton; R Rex AltonReported controller | Neither history importedView source coverage → |
| O'Day Excavating & Gravel CompanyOhio, INMSHA 1201525 | Construction Sand and GravelSurface | AbandonedStatus date: 08/19/1983 | O'Day Excavating & Gravel CompanyReported operatorO'Day Excavating & Gravel CompanyReported controller | Neither history importedView source coverage → |
| Odon Rail SidingDaviess, INNear OdonMSHA 1201943 | Coal (Bituminous)Facility | AbandonedStatus date: 07/13/1994 | Phoenix Natural Resources IncReported operatorPNR HoldingReported controller | Neither history importedView source coverage → |
| Odon Siding IiDaviess, INNear OdonMSHA 1201914 | Coal (Bituminous)Facility | AbandonedStatus date: 09/10/1986 | Ndg IncReported operatorMidAmerican Energy Holdings CompanyReported controller | Neither history importedView source coverage → |
| Ogle Stone QuarryFranklin, INMSHA 1201536 | Dimension LimestoneSurface | AbandonedStatus date: 07/29/1980 | Ogle Stone Company IncReported operatorOgle Stone Company IncReported controller | Neither history importedView source coverage → |
| Ohio River DockSpencer, INNear GrandviewMSHA 1202050 | Coal (Bituminous)Facility | AbandonedStatus date: 11/14/2001 | New Hope Dock CorpReported operatorDon FoertschReported controller | Production / employmentSafety recordsView source coverage → |
| Ohio River Dock IncSpencer, INNear GrandviewMSHA 1201850 | Coal (Bituminous)Facility | AbandonedStatus date: 02/16/1988 | Ohio River Dock IncReported operatorVenturi Robert WReported controller | Neither history importedView source coverage → |
| Ok Sand & Gravel Company IncorporatedMarion, INMSHA 1201800 | Construction Sand and GravelSurface | AbandonedStatus date: 01/19/1984 | O K Sand & Gravel Company IncReported operatorGeorge F Kopetsky IIReported controller | Neither history importedView source coverage → |
| Old Ben 1 MineSullivan, INMSHA 1200331 | Coal (Bituminous)Underground | AbandonedStatus date: 12/23/1974 | Old Ben Coal CompanyReported operatorBritish Petroleum Company PLCReported controller | Neither history importedView source coverage → |
| Old Erin #3 StripDubois, INMSHA 1201448 | Coal (Bituminous)Surface | AbandonedStatus date: 03/05/1981 | Old Erin Coal CompanyReported operatorDenis PrechtelReported controller | Neither history importedView source coverage → |
| Old Griz StripMartin, INMSHA 1201633 | Coal (Bituminous)Surface | AbandonedStatus date: 01/16/1980 | Great Lakes Coal CompanyReported operatorBurke William LReported controller | Neither history importedView source coverage → |
| Old Hickory TippleClay, INNear CarbonMSHA 1201814 | Coal (Bituminous)Facility | AbandonedStatus date: 12/24/1986 | Log Cabin Coal CompanyReported operatorEder JamesReported controller | Neither history importedView source coverage → |
| Old Prairie Products IncAllen, INNear Fort WayneMSHA 1202095 | Construction Sand and GravelSurface | AbandonedStatus date: 10/20/2020 | Old Prairie ProductsReported operatorBradley S Poorman; Shelly M PoormanReported controller | Production / employmentSafety recordsView source coverage → |
| Old Prairie Products, Inc.-AngolaSteuben, INNear Fort Wayne, INMSHA 1202343 | Construction Sand and GravelSurface | AbandonedStatus date: 01/14/2021 | Old Prairie Products IncReported operatorBradley S Poorman; Shelly M PoormanReported controller | Production / employmentSafety recordsView source coverage → |
| Old Union Pit #1Daviess, INMSHA 1201628 | Coal (Bituminous)Surface | AbandonedStatus date: 03/28/1980 | Kentuckiana Energy CorpReported operatorStont Howard KeithReported controller | Neither history importedView source coverage → |
| OMNI 1144 Cone PlantMarion, INNear IndianapolisMSHA 1202487 | LimeSurface | AbandonedStatus date: 06/22/2019 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| OrleansOrange, INMSHA 1200101 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 12/01/1980 | Vulcan Materials CompanyReported operatorVulcan Materials CompanyReported controller | Neither history importedView source coverage → |
| ORLEANS QUARRYOrange, INNear Paolt, INMSHA 1202194 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/27/2003 | Rogers Group IncReported operatorRogers Group IncReported controller | Production / employmentSafety recordsView source coverage → |
| Orr GravelCass, INMSHA 1201085 | Construction Sand and GravelSurface | AbandonedStatus date: 12/05/1978 | Orr Gravel CoReported operatorOrr Gravel CoReported controller | Neither history importedView source coverage → |
| Osmon PitKnox, INNear Monroe CityMSHA 1201939 | Coal (Bituminous)Surface | AbandonedStatus date: 05/20/1985 | Spencer Coal CorpReported operatorStowell Richard & C A Spragins JrReported controller | Neither history importedView source coverage → |
| Owen MineGreene, INNear Switz CityMSHA 1202122 | Coal (Bituminous)Surface | AbandonedStatus date: 03/23/1994 | Northern Coal Company IncReported operatorRomero RichardReported controller | Neither history importedView source coverage → |
| Owen MineGreene, INNear Switz CityMSHA 1202155 | Coal (Bituminous)Surface | AbandonedStatus date: 10/24/1996 | J L S IncReported operatorSargent JonReported controller | Neither history importedView source coverage → |