| ONTARIO PIT & PLANTMalheur, ORMSHA 3502525 | Construction Sand and GravelSurface | AbandonedStatus date: 06/26/2000 | Clearwater Concrete IncReported operatorJeanne M (Seubert) McDonoughReported controller | Production / employmentSafety recordsView source coverage → |
| Ontario Redi-Mix PitMalheur, ORMSHA 3500710 | Construction Sand and GravelSurface | AbandonedStatus date: 05/20/1984 | Ontario Redi-MixReported operatorAllen Ted & John SigurdsonReported controller | Neither history importedView source coverage → |
| Oregon Belle MineJackson, ORNear JacksonvilleMSHA 3503513 | Gold OreUnderground | AbandonedStatus date: 10/02/2015 | Oregon Belle Holdings IncReported operatorLinda Rose HataReported controller | Production / employmentSafety recordsView source coverage → |
| Oregon Department of TransportationDeschutes, ORNear LA PINEMSHA 3503490 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 08/13/2021 | Oregon Department Of TransportationReported operatorState Of OregonReported controller | Production / employmentSafety recordsView source coverage → |
| Oregon Earth 1Clackamas, ORNear Government CampMSHA 3503694 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 01/21/2010 | AndycorpReported operatorAndrew Ray TagliaficoReported controller | Production / employmentSafety recordsView source coverage → |
| OREGON READY MIXLane, ORMSHA 3503493 | Construction Sand and GravelSurface | AbandonedStatus date: 08/01/2000 | Oregon Ready MixReported operatorCarleton Wood; Shawna WoodReported controller | Production / employmentSafety recordsView source coverage → |
| Oregon Rock Products IncorporatedWashington, ORMSHA 3502759 | Crushed, Broken TraprockSurface | AbandonedStatus date: 03/06/1986 | Oregon Rock Products IncReported operatorClark FrankReported controller | Neither history importedView source coverage → |
| Oregon State Pit 32-16-5Wallowa, ORMSHA 3502936 | Crushed, Broken TraprockSurface | AbandonedStatus date: 02/27/1980 | H & H Contractors IncReported operatorHaener ArleyReported controller | Neither history importedView source coverage → |
| Oregon Sun Ranch Pit PlantCrook, ORMSHA 3502863 | Clay, Ceramic, Refractory Mnls.Surface | AbandonedStatus date: 03/24/1980 | Oregon Sun RanchReported operatorOregon Sun RanchReported controller | Neither history importedView source coverage → |
| Oregron Concrete PPMalheur, ORNear NyssaMSHA 3503580 | Construction Sand and GravelSurface | AbandonedStatus date: 08/25/2004 | Oregon Concrete LLCReported operatorMerle MaineReported controller | Production / employmentSafety recordsView source coverage → |
| ORMC 163075Grant, ORNear John DayMSHA 3503731 | Gold OreUnderground | AbandonedStatus date: 07/21/2010 | Red VeinReported operatorDavid Adams; Danny EllisonReported controller | Production / employmentView source coverage → |
| Osterman Cabin PitLincoln, ORMSHA 3502502 | Dimension TraprockSurface | AbandonedStatus date: 11/26/1979 | Longview Fibre CompanyReported operatorWollenberg R PReported controller | Neither history importedView source coverage → |
| Otto Rock PitWashington, ORMSHA 3502473 | Crushed, Broken TraprockSurface | AbandonedStatus date: 03/19/1984 | David H OttoReported operatorDavid H OttoReported controller | Neither history importedView source coverage → |
| Pacific Ready Mix Bar & PlantCurry, ORMSHA 3500728 | Construction Sand and GravelSurface | AbandonedStatus date: 08/26/1985 | Pacific Ready Mix IncReported operatorPacific Ready Mix IncReported controller | Neither history importedView source coverage → |
| Pacific Rock Products Portable CrusherBaker, ORMSHA 3503268 | Construction Sand and GravelSurface | AbandonedStatus date: 05/26/1987 | Pacific Rock Products IncReported operatorEucon CorporationReported controller | Neither history importedView source coverage → |
| PAETSCH PITLinn, ORMSHA 3502907 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 07/02/2001 | Morse Brothers IncReported operatorKnife River CorporationReported controller | Production / employmentSafety recordsView source coverage → |
| Pair A DiceJackson, ORNear JacksonvilleMSHA 3503894 | Gold OreSurface | AbandonedStatus date: 06/12/2023 | West Coast ReclamationReported operatorRichard HealeyReported controller | Production / employmentSafety recordsView source coverage → |
| Pair-A-DiceJackson, ORNear JacksonvilleMSHA 3503900 | Gold OreFacility | AbandonedStatus date: 06/02/2020 | West Coast ReclamationReported operatorRichard HealeyReported controller | Safety recordsView source coverage → |
| Paisley PitLake, ORNear PaisleyMSHA 3503899 | Construction Sand and GravelSurface | AbandonedStatus date: 05/20/2026 | WELLS REDI-MIX, LLC DBA LAKEVIEW REDI-MIXReported operatorKristen Wells; Mark WellsReported controller | Production / employmentSafety recordsView source coverage → |
| Paisley Rock Products PitLake, ORMSHA 3502927 | Crushed, Broken TraprockSurface | AbandonedStatus date: 06/22/1981 | Continental Crushing & LeasingReported operatorLeo CaseyReported controller | Neither history importedView source coverage → |
| Palisades RanchMarion, ORNear GervaisMSHA 3503797 | Construction Sand and GravelSurface | AbandonedStatus date: 06/30/2017 | Wilsonville Concrete Products, Inc.Reported operatorMichael Bernert; Dave BernertReported controller | Production / employmentSafety recordsView source coverage → |
| Pana No. 8Harney, ORNear BurnsMSHA 3503809 | GemstonesSurface | AbandonedStatus date: 03/30/2015 | Rocks 4 Life Inc.Reported operatorRichard Wayne MeinzReported controller | Production / employmentView source coverage → |
| Pankey PitLincoln, ORMSHA 3503042 | Crushed, Broken TraprockSurface | AbandonedStatus date: 10/01/1983 | Publishers Paper CompanyReported operatorTimes MirrorReported controller | Neither history importedView source coverage → |
| Panther Crushing PortableJackson, ORNear BrownsboroMSHA 3503290 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 02/03/2017 | Panther Crushing IncReported operatorWilliam D Link TrustReported controller | Production / employmentSafety recordsView source coverage → |
| Panther PitJackson, ORNear White CityMSHA 3503927 | Construction Sand and GravelSurface | AbandonedStatus date: 07/11/2025 | Burl Brim ExcavationReported operatorSchuyler L Van WartReported controller | Production / employmentSafety recordsView source coverage → |
| Paraguay PitTillamook, ORMSHA 3502982 | Crushed, Broken TraprockSurface | AbandonedStatus date: 07/01/1983 | Three Way Portable CrushingReported operatorDave Hanson; Wendell LuxReported controller | Neither history importedView source coverage → |
| Parrish Cabin PitGrant, ORMSHA 3503108 | Crushed, Broken TraprockSurface | AbandonedStatus date: 02/17/1983 | Western Roads IncReported operatorMatchett Roy LReported controller | Neither history importedView source coverage → |
| Patsy D MineBaker, ORMSHA 3500650 | Gold OreUnderground | AbandonedStatus date: 11/22/1978 | Jon C Dawley LesseeReported operatorMc Cullough Lloyd MReported controller | Neither history importedView source coverage → |
| PATTERSON PORTABLEKlamath, ORMSHA 3503393 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 08/28/2000 | Patterson Construction IncReported operatorArthur H Patterson IIIReported controller | Production / employmentSafety recordsView source coverage → |
| Patton Road Bar And PlantJosephine, ORMSHA 3502681 | Construction Sand and GravelSurface | AbandonedStatus date: 01/15/1981 | Southern Oregon Rock CompanyReported operatorSouthern Oregon Aggregate IncReported controller | Neither history importedView source coverage → |