| Lower Burrell PlantWestmoreland, PANear DelmontMSHA 3607923 | Construction Sand and GravelSurface | AbandonedStatus date: 07/17/2013 | Hanson Aggregates BMC IncReported operatorHeidelberg Materials AGReported controller | Production / employmentSafety recordsView source coverage → |
| Lower Farm QuarrySusquehanna, PANear BirchardvilleMSHA 3609763 | Dimension Stone NECSurface | AbandonedStatus date: 10/09/2009 | Powers Stone IncReported operatorRonald J Powers; Mark PowersReported controller | Safety recordsView source coverage → |
| Lower HeidelbergBerks, PAMSHA 3600625 | Crushed, Broken SlateSurface | AbandonedStatus date: 05/01/2000 | Glen-Gery Corporation Reported operatorBrickworks LimitedReported controller | Production / employmentView source coverage → |
| Loyal Creek #2Westmoreland, PANear SaltsburgMSHA 3606692 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 10/30/1980 | Loyal Creek Coal CompanyReported operatorHelfer Ronald & GaryReported controller | Neither history importedView source coverage → |
| Loyal Creek #4Armstrong, PANear Burrell TownshipMSHA 3607413 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 03/05/1996 | Loyal Creek Coal CompanyReported operatorHelfer Ronald & GaryReported controller | Neither history importedView source coverage → |
| Loyal Creek Coal Co #3Westmoreland, PANear SlickvilleMSHA 3606994 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 05/28/1982 | Loyal Creek Coal CompanyReported operatorHelfer Ronald & GaryReported controller | Neither history importedView source coverage → |
| Loyal Creek No 1Westmoreland, PANear Loyalhanna TownshipMSHA 3602820 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 06/02/1981 | Loyal Creek Coal CompanyReported operatorHelfer Ronald & GaryReported controller | Neither history importedView source coverage → |
| Loyalsock PlantLycoming, PANear MontoursvilleMSHA 3603199 | Construction Sand and GravelSurface | AbandonedStatus date: 08/18/1986 | Hanson Aggregates Pennsylvania LLCReported operatorHeidelberg Materials AGReported controller | Neither history importedView source coverage → |
| L P And W StripFayette, PANear FarmingtonMSHA 3607427 | Coal (Bituminous)Surface | AbandonedStatus date: 04/19/1984 | L P & W Coal Company IncReported operatorWill Howard DReported controller | Neither history importedView source coverage → |
| Lp Synfuel IncAllegheny, PANear ImperialMSHA 3608793 | Coal (Bituminous)Facility | AbandonedStatus date: 05/26/2004 | L P Synfuel IncReported operatorPrecella WallaceReported controller | Production / employmentSafety recordsView source coverage → |
| L R GloverCrawford, PAMSHA 3607726 | Construction Sand and GravelSurface | AbandonedStatus date: 10/04/1993 | L R GloverReported operatorGlover L RReported controller | Neither history importedView source coverage → |
| LT008-LT110 Jaw PlantBradford, PANear TowandaMSHA 3610019 | Construction Sand and GravelSurface | AbandonedStatus date: 09/03/2014 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT116-002Lancaster, PANear ParadiseMSHA 3610178 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/27/2018 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT116-003Lancaster, PANear Peach BottomMSHA 1800804 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 03/18/2025 | Mellott Company LLCReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT116-005Lawrence, PANear Ellwood CityMSHA 3610334 | Construction Sand and GravelSurface | AbandonedStatus date: 01/25/2021 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT120-002Chester, PANear DevaultMSHA 3610135 | Crushed, Broken GraniteSurface | AbandonedStatus date: 04/28/2025 | MELLOTT COMPANY LLCReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT120-004Schuylkill, PANear Good SpringsMSHA 3610367 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 12/21/2022 | Mellott Company LLCReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT120-011Adams, PANear Blue Ridge SummitMSHA 3610472 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 08/12/2025 | Mellott Company LLCReported operatorJonathan SchilowitzReported controller | Production / employmentView source coverage → |
| LT120-ARCHBALD PLANTLackawanna, PANear ArchbaldMSHA 3610430 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 01/01/2026 | Mellott Company LLCReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT1213S-02Northumberland, PANear MandataMSHA 1800806 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 11/20/2018 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| LT 200HP-004Indiana, PANear Homer CityMSHA 3610039 | Crushed, Broken SandstoneSurface | AbandonedStatus date: 02/23/2017 | Kinkead Aggregates LLCReported operatorForce Aggregates LLCReported controller | Production / employmentSafety recordsView source coverage → |
| LT 300 HPIndiana, PANear Homer CityMSHA 3609901 | Crushed, Broken SandstoneSurface | AbandonedStatus date: 02/23/2017 | Kinkead Aggregates LLCReported operatorForce Aggregates LLCReported controller | Production / employmentSafety recordsView source coverage → |
| LT3054-02Lawrence, PANear WampumMSHA 3610032 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 10/03/2019 | Mellott CompanyReported operatorJonathan SchilowitzReported controller | Production / employmentSafety recordsView source coverage → |
| L T Contracting IncClearfield, PANear West DecaturMSHA 3607570 | Coal (Bituminous)Surface | AbandonedStatus date: 02/09/1993 | L T Contracting IncReported operatorThompson LeonardReported controller | Neither history importedView source coverage → |
| Lucerne #1Indiana, PANear Homer CityMSHA 3608690 | Coal (Bituminous)Surface | AbandonedStatus date: 06/29/2018 | Britt Energies IncReported operatorChristopher J EvansReported controller | Production / employmentSafety recordsView source coverage → |
| Lucerne #1Indiana, PANear CreeksideMSHA 3606978 | Coal (Bituminous)Surface | AbandonedStatus date: 08/07/1984 | Lucerne Energy IncReported operatorGlobal EnergyReported controller | Neither history importedView source coverage → |
| Lucerne No 1Indiana, PAMSHA 3605603 | Coal (Bituminous)Surface | AbandonedStatus date: 10/01/1979 | Shaw Coal Company IncReported operatorShaw Raymond D JrReported controller | Neither history importedView source coverage → |
| Lucerne No 1 Truck Dumping FacilityIndiana, PANear Homer CityMSHA 3608210 | Coal (Bituminous)Facility | AbandonedStatus date: 02/13/2009 | Helvetia Coal CompanyReported operatorCONSOL Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| Lucerne No 6 Extension MineIndiana, PANear McintyreMSHA 3607691 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 05/24/2000 | Helvetia Coal CompanyReported operatorCONSOL Energy IncReported controller | Production / employmentSafety recordsView source coverage → |
| Lucerne No 6 MineIndiana, PANear Homer CityMSHA 3600917 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 08/06/1991 | Helvetia Coal CompanyReported operatorRochester & Pittsburgh Coal CompanyReported controller | Neither history importedView source coverage → |