| Mine #5Mahaska, IAMSHA 1301684 | Coal (Bituminous)Surface | AbandonedStatus date: 10/01/1979 | Mich Coal CompanyReported operatorMich Dale A & Doris AReported controller | Neither history importedView source coverage → |
| Mine #6Mahaska, IANear OskaloosaMSHA 1301855 | Coal (Bituminous)Surface | AbandonedStatus date: 06/07/1984 | Mich Coal CompanyReported operatorMich Dale A & Doris AReported controller | Neither history importedView source coverage → |
| Mine No 1Monroe, IANear AtticaMSHA 1301976 | Coal (Bituminous)Surface | AbandonedStatus date: 10/01/1982 | Southern Iowa Resources IncReported operatorPerry LarryReported controller | Neither history importedView source coverage → |
| Mine No 1Monroe, IANear LoviliaMSHA 1302008 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 01/17/1986 | Superior Coal CompanyReported operatorHuyser James EReported controller | Neither history importedView source coverage → |
| Mine No 2Monroe, IANear LoviliaMSHA 1302135 | Coal (Bituminous)Underground | Abandoned and SealedStatus date: 08/30/1988 | Superior Coal CompanyReported operatorHuyser James EReported controller | Neither history importedView source coverage → |
| Mine No4Monroe, IANear MelroseMSHA 1300384 | Coal (Bituminous)Underground | AbandonedStatus date: 12/21/1981 | Lovilia Coal CompanyReported operatorWignall Tom Jr & Billie E WilliamsReported controller | Neither history importedView source coverage → |
| Mineral Spring StoneWapello, IAMSHA 1302014 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/29/1985 | Mineral Spring StoneReported operatorMineral Spring StoneReported controller | Neither history importedView source coverage → |
| Mine Site No 2Marion, IAMSHA 1301838 | Coal (Bituminous)Surface | AbandonedStatus date: 10/26/1978 | Mc Conville Coal CorpReported operatorMc Conville Owen P IiiReported controller | Neither history importedView source coverage → |
| Mitchell QuarryWebster, IAMSHA 1300446 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 03/22/1985 | Welp & Mc Carten IncReported operatorJames W WeaverReported controller | Neither history importedView source coverage → |
| Moberly MineHamilton, IAMSHA 1300862 | Crushed, Broken Limestone NECUnderground | AbandonedStatus date: 07/21/1988 | Martin Marietta AggregatesReported operatorMartin Marietta Materials IncReported controller | Neither history importedView source coverage → |
| Mohs QuarryAllamakee, IAMSHA 1301797 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 10/02/1981 | Cooney Construction CompanyReported operatorSchulze Leland FReported controller | Neither history importedView source coverage → |
| Mo-Keta Stone QuarryJackson, IANear BaldwinMSHA 1301719 | Dimension LimestoneSurface | AbandonedStatus date: 06/27/2019 | Becker & Becker Stone Company IncReported operatorFred BeckerReported controller | Production / employmentSafety recordsView source coverage → |
| MOLO PORTABLE #1Dubuque, IAMSHA 1302148 | Construction Sand and GravelSurface | AbandonedStatus date: 05/29/2002 | Molo Sand & Gravel CompanyReported operatorRobert E MoloReported controller | Production / employmentSafety recordsView source coverage → |
| MONEY PIT LLC 1Osceola, IANear OCHEYEDANMSHA 1302463 | Construction Sand and GravelSurface | AbandonedStatus date: 08/15/2023 | MONEY PIT LLCReported operatorDan Hartwig; Kent StewartReported controller | Production / employmentSafety recordsView source coverage → |
| MONEY PIT LLC #2Osceola, IANear OCHEYEDANMSHA 1302479 | Construction Sand and GravelSurface | AbandonedStatus date: 09/04/2019 | MONEY PITReported operatorDan Hartwig; Kent StewartReported controller | Safety recordsView source coverage → |
| Monteith Gravel PitGuthrie, IAMSHA 1301726 | Construction Sand and GravelSurface | AbandonedStatus date: 10/19/1982 | Guthrie CountyReported operatorGuthrie County-IaReported controller | Neither history importedView source coverage → |
| Montgomery PitCherokee, IAMSHA 1301159 | Construction Sand and GravelSurface | AbandonedStatus date: 05/20/1985 | Weaver Construction CompanyReported operatorJames W WeaverReported controller | Neither history importedView source coverage → |
| Monticello PitJones, IAMSHA 1301364 | Construction Sand and GravelSurface | AbandonedStatus date: 08/28/1979 | B L Anderson IncReported operatorB L Anderson IncReported controller | Neither history importedView source coverage → |
| Monticello QuarryJones, IAMSHA 1301373 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/10/1985 | B L Anderson IncReported operatorB L Anderson IncReported controller | Neither history importedView source coverage → |
| Montour QuarryTama, IAMSHA 1300865 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/10/1985 | B L Anderson IncReported operatorB L Anderson IncReported controller | Neither history importedView source coverage → |
| Morarend QuarryClayton, IAMSHA 1300858 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 08/28/1979 | Roverud Construction IncReported operatorMDU Resources Group IncReported controller | Neither history importedView source coverage → |
| Moretz PitWorth, IAMSHA 1301798 | Construction Sand and GravelSurface | AbandonedStatus date: 07/16/1985 | L R Falk Construction CompanyReported operatorLindsey R FalkReported controller | Neither history importedView source coverage → |
| Morgan Creek QuarryLinn, IAMSHA 1301400 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 04/25/1985 | B L Anderson IncReported operatorB L Anderson IncReported controller | Neither history importedView source coverage → |
| Morgan QuarryBlack Hawk, IAMSHA 1301231 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/09/1985 | Basic Materials CorpReported operatorManatts Enterprises; Cedar Valley CorpReported controller | Neither history importedView source coverage → |
| Morken QuarryAllamakee, IAMSHA 1300388 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 11/30/1984 | Cooney Construction CompanyReported operatorSchulze Leland FReported controller | Neither history importedView source coverage → |
| Morning Sun QuarryLouisa, IAMSHA 1301066 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/30/1985 | River Products Company IncReported operatorThomas R ScottReported controller | Neither history importedView source coverage → |
| Mortveidt PitHamilton, IAMSHA 1301848 | Construction Sand and GravelSurface | AbandonedStatus date: 05/20/1985 | Weaver Construction CompanyReported operatorJames W WeaverReported controller | Neither history importedView source coverage → |
| Mossville QuarryMitchell, IAMSHA 1300247 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 06/05/1981 | L R Falk Construction CompanyReported operatorLindsey R FalkReported controller | Neither history importedView source coverage → |
| Mott Quarries ShopAppanoose, IAMSHA 1301561 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 09/14/1979 | Mott Quarries IncReported operatorMott Jack DReported controller | Neither history importedView source coverage → |
| Mt Etna QyAdams, IAMSHA 1300207 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/11/1985 | Schildberg Construction Company IncReported operatorMark SchildbergReported controller | Neither history importedView source coverage → |