| Mack Pit And PlantHolt, NEMSHA 2500660 | Construction Sand and GravelSurface | AbandonedStatus date: 03/16/1979 | Ed Humpal Sand & GravelReported operatorHumpal EdReported controller | Neither history importedView source coverage → |
| Mader PitHall, NEMSHA 2500750 | Construction Sand and GravelSurface | AbandonedStatus date: 07/31/1995 | H & M Equipment CompanyReported operatorWerner DavidReported controller | Neither history importedView source coverage → |
| MALLORYThomas, NENear ThedfordMSHA 2500484 | Construction Sand and GravelSurface | AbandonedStatus date: 10/15/2010 | G 3 Enterprises IncReported operatorJ Richard GilesReported controller | Production / employmentSafety recordsView source coverage → |
| Marion Portable #873Washington, NEMSHA 2500056 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 08/25/1992 | Martin Marietta AggregatesReported operatorMartin Marietta Materials IncReported controller | Neither history importedView source coverage → |
| MARXSEN SAND & GRAVELColfax, NENear RichlandMSHA 2501166 | Construction Sand and GravelSurface | AbandonedStatus date: 08/27/2019 | Marxsen Sand & GravelReported operatorCraig MarxsenReported controller | Production / employmentSafety recordsView source coverage → |
| Maschmann QuarryJefferson, NENear FairburyMSHA 2501309 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 12/28/2020 | Lottman Ready Mix, LLCReported operatorShawn LottmanReported controller | Production / employmentSafety recordsView source coverage → |
| Max Pit And PlantDundy, NEMSHA 2500882 | Construction Sand and GravelSurface | AbandonedStatus date: 04/12/1978 | Western Engineering Company IncReported operatorG A FinleyReported controller | Neither history importedView source coverage → |
| Maxwell PitLincoln, NEMSHA 2500266 | Construction Sand and GravelSurface | AbandonedStatus date: 04/29/1985 | Gayman Sand & GravelReported operatorFlorom Harvey & Gary GaymanReported controller | Neither history importedView source coverage → |
| Mayers Lake PitHall, NEMSHA 2500687 | Construction Sand and GravelSurface | AbandonedStatus date: 04/30/1985 | Luther-Maddox IncReported operatorDon RogertReported controller | Neither history importedView source coverage → |
| Mc Cain PitLincoln, NEMSHA 2500237 | Construction Sand and GravelSurface | AbandonedStatus date: 09/05/1985 | Gayman Sand & GravelReported operatorFlorom Harvey & Gary GaymanReported controller | Neither history importedView source coverage → |
| Mc Cann South Pit #10Douglas, NEMSHA 2500286 | Construction Sand and GravelSurface | AbandonedStatus date: 07/17/1984 | Hartford Sand & Gravel CompanyReported operatorAsh Grove Cement CompanyReported controller | Neither history importedView source coverage → |
| McCook Pit Red Willow, NENear McCookMSHA 2500526 | Construction Sand and GravelSurface | AbandonedStatus date: 03/18/2024 | Paulsen IncReported operatorLarry PaulsenReported controller | Production / employmentSafety recordsView source coverage → |
| Mc Elhose Construction PitKnox, NEMSHA 2500973 | Construction Sand and GravelSurface | AbandonedStatus date: 04/29/1985 | Mc Elhose Trucking & ConstructionReported operatorMc Elhose DonReported controller | Neither history importedView source coverage → |
| McGrewScotts Bluff, NENear ScottsbluffMSHA 2501192 | Construction Sand and GravelSurface | AbandonedStatus date: 12/31/2010 | Kembel Sand & Gravel Reported operatorLeah KembelReported controller | Production / employmentSafety recordsView source coverage → |
| Meadow Grove Sand & Gravel LLCMadison, NENear Meadow GroveMSHA 2501217 | Construction Sand and GravelSurface | AbandonedStatus date: 05/04/2006 | Meadow Grove Sand & GravelReported operatorLawrence G Sinclair; Steven L SparrReported controller | Production / employmentSafety recordsView source coverage → |
| Meyer Pit & PlantJefferson, NENear FairburyMSHA 2500152 | Construction Sand and GravelSurface | AbandonedStatus date: 10/16/2007 | Consolidated Sand & GravelReported operatorBeatrice Concrete Company IncReported controller | Production / employmentSafety recordsView source coverage → |
| Meyers PitCedar, NEMSHA 2500958 | Construction Sand and GravelSurface | AbandonedStatus date: 10/29/1981 | Cedar Sand & GravelReported operatorSchultz James WReported controller | Neither history importedView source coverage → |
| MGC Sand & GravelRed Willow, NENear McCookMSHA 2501239 | Construction Sand and GravelSurface | AbandonedStatus date: 04/18/2017 | Maris General Construction LLCReported operatorDebra K Maris; Gerald L MarisReported controller | Production / employmentSafety recordsView source coverage → |
| Midtown DevelopmentYork, NEMSHA 2500938 | Construction Sand and GravelSurface | AbandonedStatus date: 12/03/1980 | Midtown DevelopmentReported operatorMidtown DevelopmentReported controller | Neither history importedView source coverage → |
| Midwest Bridge Pit And Plant No 10Holt, NEMSHA 2500689 | Construction Sand and GravelSurface | AbandonedStatus date: 06/28/1985 | Mid-West Bridge & Construction CompanyReported operatorDon KelloggReported controller | Neither history importedView source coverage → |
| Milestone Portable DredgeCheyenne, NEMSHA 2501095 | Construction Sand and GravelSurface | AbandonedStatus date: 09/19/1990 | Milestone Redi MixReported operatorKeith J PeetzReported controller | Neither history importedView source coverage → |
| Miller PitYork, NEMSHA 2500950 | Construction Sand and GravelSurface | AbandonedStatus date: 01/13/1987 | Miller Sand & Gravel CompanyReported operatorCharles M MillerReported controller | Neither history importedView source coverage → |
| Minitare PitScotts Bluff, NEMSHA 2500768 | Construction Sand and GravelSurface | AbandonedStatus date: 08/13/1980 | Quality Gravel CompanyReported operatorYamada KayReported controller | Neither history importedView source coverage → |
| Mitchell PitScotts Bluff, NEMSHA 2501002 | Construction Sand and GravelSurface | AbandonedStatus date: 10/31/1983 | Gayman Sand & GravelReported operatorFlorom Harvey & Gary GaymanReported controller | Neither history importedView source coverage → |
| Mitchell PitScotts Bluff, NENear ScottsbluffMSHA 2501113 | Construction Sand and GravelSurface | AbandonedStatus date: 09/18/2012 | Kembel Sand & Gravel Reported operatorLeah KembelReported controller | Production / employmentSafety recordsView source coverage → |
| Mitteis PitAntelope, NENear OrchardMSHA 2501226 | Construction Sand and GravelSurface | AbandonedStatus date: 03/31/2023 | Mitteis GravelReported operatorCurt MitteisReported controller | Production / employmentSafety recordsView source coverage → |
| Mobile Plant 1Gage, NENear BeatriceMSHA 2501336 | CementSurface | AbandonedStatus date: 10/08/2026 | Manmann Asphalt, LLCReported operatorMick Manley; Drew Kleymann; Pete SaccomanReported controller | Neither history importedView source coverage → |
| Mobile Plant 2Sarpy, NENear SpringfieldMSHA 2501337 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 10/08/2026 | Manmann Asphalt, LLCReported operatorMick Manley; Drew Kleymann; Pete SaccomanReported controller | Safety recordsView source coverage → |
| Moderson Pit And PlantHall, NEMSHA 2500744 | Construction Sand and GravelSurface | AbandonedStatus date: 04/27/1981 | Hooker Brothers IncReported operatorHooker Brothers IncReported controller | Neither history importedView source coverage → |
| Moeller Pit/MillKnox, NEMSHA 2500210 | Construction Sand and GravelSurface | AbandonedStatus date: 05/02/1985 | Coutts & Sons CompanyReported operatorGary O Coutts; Terry O CouttsReported controller | Neither history importedView source coverage → |