| Ramco Inc Portable PlantAda, IDMSHA 1001692 | Construction Sand and GravelSurface | AbandonedStatus date: 07/15/1992 | RamcoReported operatorGene M RanstromReported controller | Neither history importedView source coverage → |
| Ramsey Road PitKootenai, IDMSHA 1000926 | Construction Sand and GravelSurface | AbandonedStatus date: 10/01/1982 | East Side Highway DistrictReported operatorEast Side Highway DistrictReported controller | Neither history importedView source coverage → |
| Rams HornCuster, IDNear ClaytonMSHA 1001963 | Construction Sand and GravelSurface | AbandonedStatus date: 07/06/2015 | The Rock Works Mining IncReported operatorGeraldine R HansenReported controller | Production / employmentSafety recordsView source coverage → |
| Rams Horn MineLemhi, IDMSHA 1001020 | Lead-Zinc OreUnderground | AbandonedStatus date: 09/06/1978 | Monida Nuclear Fuel & Silver MineReported operatorMonida Nuclear Fuel & Silver MineReported controller | Neither history importedView source coverage → |
| Ramshorn Slate QuarryCuster, IDMSHA 1001833 | Dimension SlateSurface | AbandonedStatus date: 07/20/1989 | Stone Peddler QuarriesReported operatorHamm BillReported controller | Neither history importedView source coverage → |
| Rasmussen RanchCaribou, IDNear Soda SpringsMSHA 1001936 | Misc. Metal Ore NECSurface | AbandonedStatus date: 10/17/2005 | URS Washington DivisionReported operatorAECOMReported controller | Production / employmentSafety recordsView source coverage → |
| RASMUSSEN RIDGECaribou, IDMSHA 1001867 | Phosphate RockSurface | AbandonedStatus date: 02/16/1998 | Rhone Poulenc North American ChemicalsReported operatorRhone-Poulenc S AReported controller | Neither history importedView source coverage → |
| Rasmussen Valley MineCaribou, IDNear Soda SpringsMSHA 1002177 | Phosphate RockSurface | AbandonedStatus date: 09/26/2025 | ITAFOS Conda LLCReported operatorCL Fertilizers Holding LLCReported controller | Production / employmentSafety recordsView source coverage → |
| Rathdrum PitKootenai, IDMSHA 1000748 | Construction Sand and GravelSurface | AbandonedStatus date: 11/06/1979 | Idaho Transportation DepartmentReported operatorState Of IdahoReported controller | Neither history importedView source coverage → |
| Rathhoff PitBoise, IDMSHA 1001496 | Construction Sand and GravelSurface | AbandonedStatus date: 09/30/1980 | Mr RathhoffReported operatorMr RathhoffReported controller | Neither history importedView source coverage → |
| RD. VALLEY REDI MIXCuster, IDMSHA 1001879 | Construction Sand and GravelSurface | AbandonedStatus date: 04/16/1997 | Rd Valley Redi Mix IncReported operatorSherwood Archie WReported controller | Neither history importedView source coverage → |
| Red Bird MineCuster, IDMSHA 1001644 | Gold OreUnderground | AbandonedStatus date: 08/17/1987 | United States Antimony CorpReported operatorState Street CorporationReported controller | Neither history importedView source coverage → |
| Red FoxIdaho, IDMSHA 1001620 | Gold OreSurface | AbandonedStatus date: 10/02/1984 | Red Fox LtdReported operatorRed Fox LtdReported controller | Neither history importedView source coverage → |
| Red Horse MineCamas, IDMSHA 1001549 | Gold OreUnderground | AbandonedStatus date: 08/15/1983 | Galey Construction Company IncReported operatorGaley Frank JrReported controller | Neither history importedView source coverage → |
| Red Rock RanchOneida, IDNear WestonMSHA 1002260 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 11/04/2015 | Thunderbolt StoneReported operatorGary LishReported controller | Safety recordsView source coverage → |
| Reindeer Queen MineShoshone, IDMSHA 1001657 | Silver OreUnderground | AbandonedStatus date: 09/10/1985 | Anaconda Minerals CompanyReported operatorAtlantic Richfield CompanyReported controller | Neither history importedView source coverage → |
| Relief Creek ProjectNez Perce, IDMSHA 1001686 | Gold OreSurface | AbandonedStatus date: 03/22/1991 | D & D MiningReported operatorDonald DearingReported controller | Neither history importedView source coverage → |
| Rental Portable Screen PlantAda, IDNear BoiseMSHA 1001709 | Construction Sand and GravelSurface | AbandonedStatus date: 01/26/2011 | Idaho Concrete CompanyReported operatorCRH PLCReported controller | Production / employmentSafety recordsView source coverage → |
| Rescue MineIdaho, IDMSHA 1000877 | Gold OreUnderground | AbandonedStatus date: 08/23/1988 | Rescue Mining CompanyReported operatorMc Dowell George AReported controller | Neither history importedView source coverage → |
| Rescue MineIdaho, IDNear WarrenMSHA 1001875 | Gold OreUnderground | AbandonedStatus date: 07/20/2012 | Shoshone Silver / Gold Mining CoReported operatorCarol StephanReported controller | Production / employmentSafety recordsView source coverage → |
| Retrack PlacerLemhi, IDNear SalmonMSHA 1002321 | Gold OreSurface | AbandonedStatus date: 05/20/2020 | Doloughan Construction LLC.Reported operatorRory DoloughanReported controller | Neither history importedView source coverage → |
| Reynolds Creek PitOwyhee, IDMSHA 1000653 | Crushed, Broken TraprockSurface | AbandonedStatus date: 10/11/1978 | Boise Stone & Tile IncReported operatorBoise Stone & Tile IncReported controller | Neither history importedView source coverage → |
| R-G MineShoshone, IDMSHA 1000422 | Silver OreUnderground | AbandonedStatus date: 11/26/1979 | R G Mining Company IncReported operatorR G Mining Company IncReported controller | Neither history importedView source coverage → |
| Richfield PitTwin Falls, IDNear twin fallsMSHA 1002055 | Construction Sand and GravelSurface | AbandonedStatus date: 08/25/2006 | Idaho Concrete CompanyReported operatorCRH PLCReported controller | Production / employmentSafety recordsView source coverage → |
| Riener CrushingIdaho, IDNear FerdinandMSHA 1000352 | Construction Sand and GravelSurface | AbandonedStatus date: 09/10/2025 | Riener's CrushingReported operatorMargaret RienerReported controller | Production / employmentSafety recordsView source coverage → |
| Riggs QuarryNez Perce, IDMSHA 1001525 | Crushed, Broken TraprockSurface | AbandonedStatus date: 10/01/1982 | Nez Perce CountyReported operatorNez Perce CountyReported controller | Neither history importedView source coverage → |
| Rim Road PitCanyon, IDNear NampaMSHA 1002314 | Construction Sand and GravelSurface | AbandonedStatus date: 06/12/2020 | Granite Excavation IncReported operatorYvette Davis; Josh P Davis; Phil DavisReported controller | Neither history importedView source coverage → |
| Rim Rock PitTwin Falls, IDMSHA 1000358 | Construction Sand and GravelSurface | AbandonedStatus date: 05/10/1978 | Twin Falls Construction Company IncReported operatorDuane S SchrankReported controller | Neither history importedView source coverage → |
| RIO DE ORO MINEIdaho, IDMSHA 1001947 | Gold OreSurface | AbandonedStatus date: 09/28/2000 | M C WReported operatorWilson Sarah A & Kim EReported controller | Production / employmentView source coverage → |
| Rio Vista PitBannock, IDMSHA 1001837 | Construction Sand and GravelSurface | AbandonedStatus date: 10/26/1993 | Hunziker Construction CompanyReported operatorBill HunzikerReported controller | Neither history importedView source coverage → |