| ArrowheadHarney, ORNear BurnsMSHA 3503811 | GemstonesSurface | AbandonedStatus date: 07/13/2020 | The GemstoneReported operatorRalph Sanders; Jim BizakReported controller | Production / employmentSafety recordsView source coverage → |
| Ash BarJosephine, ORMSHA 3503252 | Construction Sand and GravelSurface | AbandonedStatus date: 02/20/1996 | Star Group IncReported operatorRobert S CopelandReported controller | Neither history importedView source coverage → |
| Asphalt Paving QuarryKlamath, ORMSHA 3500455 | Crushed, Broken TraprockSurface | AbandonedStatus date: 05/17/1978 | Asphalt Paving CompanyReported operatorAsphalt Paving CompanyReported controller | Neither history importedView source coverage → |
| Auropa MineJosephine, ORMSHA 3503052 | Gold OreSurface | AbandonedStatus date: 03/26/1991 | Kola Mining CorpReported operatorMaier Franz LReported controller | Neither history importedView source coverage → |
| Austin Point Pit 6627 TrsClackamas, ORMSHA 3501542 | Crushed, Broken TraprockSurface | AbandonedStatus date: 05/09/1978 | U S Forest ServiceReported operatorUnited States GovernmentReported controller | Neither history importedView source coverage → |
| Auzrite MineHarney, ORMSHA 3503084 | Copper Ore NECUnderground | AbandonedStatus date: 07/01/1982 | Morrill & Sons Mining & ExplorationReported operatorMorrill John IReported controller | Neither history importedView source coverage → |
| Avison Rock QuarryClackamas, ORNear MOLALLAMSHA 3503463 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 12/10/2010 | Avison Lumber CompanyReported operatorWilliam J Avison; Michael ColeReported controller | Production / employmentSafety recordsView source coverage → |
| Azalea Lake Road Pit And PlantCurry, ORMSHA 3501655 | Crushed, Broken TraprockSurface | AbandonedStatus date: 11/26/1979 | Siminson Lumber CoReported operatorSiminson Lumber CoReported controller | Neither history importedView source coverage → |
| Badger MineGrant, ORMSHA 3503096 | Gold OreUnderground | AbandonedStatus date: 09/14/1982 | American Copper & Nickel Company IncReported operatorInco LtdReported controller | Neither history importedView source coverage → |
| BaggettJefferson, ORNear MadrasMSHA 3503589 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 03/27/2025 | Consolidated Crushing LLCReported operatorJerry H BaggettReported controller | Production / employmentSafety recordsView source coverage → |
| Bailey MineJosephine, ORMSHA 3502921 | Gold OreSurface | AbandonedStatus date: 06/15/1982 | Bentley ExplorationReported operatorBentley James WReported controller | Neither history importedView source coverage → |
| Bailey PitPolk, ORMSHA 3500143 | Crushed, Broken TraprockSurface | AbandonedStatus date: 06/25/1986 | Valley Concrete & Gravel CompanyReported operatorJ C Compton CompanyReported controller | Neither history importedView source coverage → |
| BAILEY QUARRYWashington, ORMSHA 3503489 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 11/21/2001 | Richard E Seiffert ResourcesReported operatorRichard E SeiffertReported controller | Safety recordsView source coverage → |
| Baker Creek PitCoos, ORNear PowersMSHA 3503913 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 03/01/2023 | Rock 2 River ResourcesReported operatorKaren Edwards; Scott M EdwardsReported controller | Production / employmentSafety recordsView source coverage → |
| Baker Main PitBaker, ORMSHA 3500456 | Construction Sand and GravelSurface | AbandonedStatus date: 07/23/1986 | Blue Mountain Asphalt CompanyReported operatorJ Brian SimsReported controller | Neither history importedView source coverage → |
| Baker PitUmatilla, ORMSHA 3503357 | Construction Sand and GravelSurface | AbandonedStatus date: 06/23/1992 | Logsdon Ready-Mix IncReported operatorLogsdon AaronReported controller | Neither history importedView source coverage → |
| BAKER PITUmatilla, ORMSHA 3503451 | Construction Sand and GravelSurface | AbandonedStatus date: 11/06/1997 | Central Pre-Mix Of OregonReported operatorCRH PLCReported controller | Neither history importedView source coverage → |
| Baldy QuarryDouglas, ORMSHA 3502945 | Crushed, Broken TraprockSurface | AbandonedStatus date: 04/29/1985 | W W D CorpReported operatorCharles ClaybornReported controller | Neither history importedView source coverage → |
| Balsam Drive QuarryKlamath, ORMSHA 3500638 | Crushed, Broken TraprockSurface | AbandonedStatus date: 12/08/1982 | Custom Rock Products IncReported operatorDonald R ClaunchReported controller | Neither history importedView source coverage → |
| Barber #1Deschutes, ORNear RedmondMSHA 3503547 | Construction Sand and GravelSurface | AbandonedStatus date: 02/04/2015 | Del Barber Excavation, Inc.Reported operatorDelbert L Barber SrReported controller | Production / employmentSafety recordsView source coverage → |
| Barb WireCrook, ORNear PrinevilleMSHA 3503707 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 11/06/2009 | Luttrells Trucking & ExcavatingReported operatorAlvin N Luttrell; Danny L Luttrell; Nina E LuttrellReported controller | Production / employmentSafety recordsView source coverage → |
| BARKLEY PITCoos, ORNear unknownMSHA 3503509 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 02/04/2014 | All Coast ConcreteReported operatorFrancis R SchraderReported controller | Production / employmentSafety recordsView source coverage → |
| Barlow PitJosephine, ORMSHA 3500721 | Construction Sand and GravelSurface | AbandonedStatus date: 08/26/1985 | Barlow RockReported operatorMel BarlowReported controller | Neither history importedView source coverage → |
| BARLOW PITJosephine, ORNear Cave JunctionMSHA 3503309 | Construction Sand and GravelSurface | AbandonedStatus date: 04/27/2005 | Barlow RockReported operatorMel BarlowReported controller | Production / employmentSafety recordsView source coverage → |
| Barlow Sand And GravelClackamas, ORMSHA 3500458 | Construction Sand and GravelSurface | AbandonedStatus date: 05/09/1978 | Barlow Sand & Gravel IncReported operatorBarlow Sand & Gravel IncReported controller | Neither history importedView source coverage → |
| Barlow Sand & Gravel LLCJosephine, ORNear Cave JunctionMSHA 3503616 | Construction Sand and GravelSurface | AbandonedStatus date: 01/24/2012 | Barlow Sand and Gravel LLCReported operatorSteve Ausland; Robert S CopelandReported controller | Production / employmentSafety recordsView source coverage → |
| Barnhart Pit No 2Umatilla, ORMSHA 3502334 | Crushed, Broken TraprockSurface | AbandonedStatus date: 11/22/1978 | Morrison-Knudsen Company IncReported operatorMorrison Knudsen Corp (Old)Reported controller | Neither history importedView source coverage → |
| Barnhart QuarryUmatilla, ORMSHA 3500428 | Dimension Stone NECSurface | AbandonedStatus date: 09/09/1992 | Barnhart Rock ProductsReported operatorRod AndersonReported controller | Neither history importedView source coverage → |
| Barnhart QuarryUmatilla, ORMSHA 3503305 | Dimension Stone NECSurface | AbandonedStatus date: 06/19/1989 | Weaver Stone Products CompanyReported operatorJames W WeaverReported controller | Neither history importedView source coverage → |
| Barnhart QuarryUmatilla, ORNear Pilot RockMSHA 3503634 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 10/01/2009 | Rod Anderson Construction, Inc.Reported operatorRod AndersonReported controller | Production / employmentSafety recordsView source coverage → |