Checked
Mines in Michigan
Mines reported to the Mine Safety and Health Administration
- Mines listed
- 447
- Active
- 95
- Employees
- 3,890
- Accidents reported in 2025
- 101
Mines are listed from MSHA's mine data, excluding mines recorded as abandoned. Accident counts are reports filed with MSHA for the calendar year, including injuries and illnesses at the mine, and are counts only. Operator names are shown only when they are companies or agencies.
Largest mines by employees
Swipe the table sideways to see more columns.
| Mine | Type | Status | Employees | Accidents 2025 |
|---|---|---|---|---|
| Tilden Mine | Metal/nonmetal, Surface | Active | 860 | 22 |
| Amrize Alpena Plant | Metal/nonmetal, Facility | Active | 264 | 7 |
| St. Marys Cement-Charlevoix | Metal/nonmetal, Facility | Active | 214 | 6 |
| Eagle Mine | Metal/nonmetal, Underground | Active | 170 | 11 |
| Amrize Presque Isle Aggregates | Metal/nonmetal, Surface | Active | 133 | 1 |
| O-N Minerals - Calcite Operation | Metal/nonmetal, Surface | Active | 130 | 9 |
| Humboldt Mill | Metal/nonmetal, Surface | Active | 103 | 5 |
| St Marys Cement-Detroit | Metal/nonmetal, Facility | Active | 91 | 2 |
| O-N Minerals, Cedarville Operation | Metal/nonmetal, Surface | Active | 87 | 2 |
| Carmeuse - Port Inland Operation | Metal/nonmetal, Surface | Active | 79 | 0 |
| Alabaster Plant | Metal/nonmetal, Surface | Active | 54 | 2 |
| Sylvania Minerals | Metal/nonmetal, Surface | Active | 49 | 1 |
| Detroit Salt Mine | Metal/nonmetal, Underground | Active | 41 | 1 |
| Drummond Dolomite, Inc. | Metal/nonmetal, Surface | Active | 40 | 5 |
| Ottawa Lake Quarry | Metal/nonmetal, Surface | Intermittent | 32 | 1 |
| Tawas Quarry | Metal/nonmetal, Surface | Active | 31 | 0 |
| River Rouge Facility | Metal/nonmetal, Facility | Active | 28 | 0 |
| Denniston Quarry | Metal/nonmetal, Surface | Active | 27 | 0 |
| Port Inland Lime Kiln | Metal/nonmetal, Facility | Active | 24 | 0 |
| Maybee Quarry | Metal/nonmetal, Surface | Active | 23 | 0 |
| Holly Sand and Gravel | Metal/nonmetal, Surface | Active | 21 | 1 |
| Newport | Metal/nonmetal, Surface | Intermittent | 20 | 0 |
| Highland Plant | Metal/nonmetal, Surface | Active | 16 | 0 |
| Pointe North | Metal/nonmetal, Surface | Intermittent | 16 | 0 |
| Wallace Stone Plant | Metal/nonmetal, Surface | Active | 16 | 0 |
| Deerfield Plant | Metal/nonmetal, Surface | Active | 15 | 0 |
| Ewing Pit | Metal/nonmetal, Surface | Intermittent | 15 | 1 |
| Portable Finlay | Metal/nonmetal, Surface | Intermittent | 15 | 0 |
| Wilson Pit | Metal/nonmetal, Surface | Active | 14 | 2 |
| Buno Road Plant | Metal/nonmetal, Surface | Active | 13 | 0 |
| Ray Road Plant | Metal/nonmetal, Surface | Active | 13 | 1 |
| Patterson Road | Metal/nonmetal, Surface | Active | 12 | 2 |
| Portable McCloskey | Metal/nonmetal, Surface | Intermittent | 12 | 0 |
| Rockwood Plant | Metal/nonmetal, Surface | Active | 12 | 0 |
| Lindberg's County Road 480 Gravel Pit | Metal/nonmetal, Surface | Intermittent | 11 | 0 |
| Moscow | Metal/nonmetal, Surface | Intermittent | 11 | 1 |
| Aggregate Resources Gravel Pit | Metal/nonmetal, Surface | Active | 10 | 0 |
| Amrize Battle Creek Plant | Metal/nonmetal, Surface | Active | 10 | 0 |
| Carl Schlegel Inc Martin Pit | Metal/nonmetal, Surface | Active | 10 | 0 |
| I-75 Aggregates | Metal/nonmetal, Surface | Active | 10 | 0 |
| Jewell | Metal/nonmetal, Surface | Intermittent | 10 | 0 |
| 100th Street | Metal/nonmetal, Surface | Intermittent | 9 | 0 |
| Amrize Wayland Plant | Metal/nonmetal, Surface | Active | 9 | 0 |
| Cheney Limestone | Metal/nonmetal, Surface | Active | 9 | 0 |
| Jude Stone Quarry | Metal/nonmetal, Surface | Intermittent | 9 | 1 |
| Stoneco Portable Plant | Metal/nonmetal, Surface | Intermittent | 9 | 0 |
| Stoneco Southwest Gravel | Metal/nonmetal, Surface | Intermittent | 9 | 0 |
| 4th Street | Metal/nonmetal, Surface | Active | 8 | 0 |
| Amrize Kalamazoo West Plant | Metal/nonmetal, Surface | Active | 8 | 0 |
| Kasson Sand & Gravel | Metal/nonmetal, Surface | Intermittent | 8 | 0 |
| Vella Pit | Metal/nonmetal, Surface | Active | 8 | 0 |
| Zeeb Road | Metal/nonmetal, Surface | Active | 8 | 1 |
| Allis Chalmer Plant #1 | Metal/nonmetal, Surface | Intermittent | 7 | 0 |
| Amrize Dundee Quarry | Metal/nonmetal, Surface | Active | 7 | 0 |
| Koenig Materials, LLC | Metal/nonmetal, Surface | Intermittent | 7 | 0 |
| Midway Pit | Metal/nonmetal, Surface | Active | 7 | 2 |
| Plant 2 AP35 Muir Road Pit | Metal/nonmetal, Surface | Active | 7 | 0 |
| Round Lake Sand and Gravel West Plt | Metal/nonmetal, Surface | Active | 7 | 0 |
| 6000 Cone Plant | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Amrize Edwardsburg Plant | Metal/nonmetal, Surface | Active | 6 | 0 |
| Clinton Plant | Metal/nonmetal, Surface | Active | 6 | 0 |
| Hartman Fabco Plant | Metal/nonmetal, Surface | Active | 6 | 0 |
| Jonesville | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Kalamazoo | Metal/nonmetal, Surface | Active | 6 | 0 |
| Plant-77 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Portable Crushing Plant No 2 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Quincy Aggregate Resources | Metal/nonmetal, Surface | Active | 6 | 1 |
| S & M Gravel Pit | Metal/nonmetal, Surface | Active | 6 | 0 |
| Sunrise Aggregates LLC | Metal/nonmetal, Surface | Intermittent | 6 | 1 |
| Stoneco Burmeister | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| UP Rock N Redi Mix LLC | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Washing Plant | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Westside Sand Products | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Aggregate Resources- Gun River | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Carpenter Gravel Inc. | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Ken Measel Sand & Gravel, Inc #2 | Metal/nonmetal, Surface | Active | 5 | 0 |
| Lake City Pit | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Lennox Gravel Crusher | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Mannsiding Pit | Metal/nonmetal, Surface | Active | 5 | 0 |
| Mathews Pit & Mill | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Metamora Pit | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Pioneer Plant | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Plant #1 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Sumbera Wash Plant | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| South Flint Gravel Inc | Metal/nonmetal, Surface | Active | 5 | 0 |
| Top Grade_Chieftain 1400 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Wheeler Pit | Metal/nonmetal, Surface | Active | 5 | 0 |
| 2025 McCloskey Screener | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| 500 Cone Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| 721 Screen Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Byholt Sand & Gravel | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Bark River Pits | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Cedar Rapids #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Chris's plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Clark Road | Metal/nonmetal, Surface | Active | 4 | 0 |
| Cliff''s Sand & Gravel Inc | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Cook Brothers-CDPJ Mine | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Cooks | Metal/nonmetal, Surface | Active | 4 | 0 |
| Crusher #3 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Crushing Plant #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Dansville Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Evart Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Hartland Sand and Gravel | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Iron City Enterprises Plant 1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Kolman #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Kalin Sand Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Kapplinger Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Krouse Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Loomis Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Lukes Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Moose Lake Aggregates LLC | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Mass City Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| McCloskey R230 #1194 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Nash Pit | Metal/nonmetal, Surface | Intermittent | 4 | 1 |
| PC-7 | Metal/nonmetal, Surface | Intermittent | 4 | 2 |
| Portable Crusher #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Pease Ave. Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Pineview | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Plant #2 Lippmann | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Plant #3 Lippmann | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Plant #4 Lippmann | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Portable Screen #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Riverfront Gravel Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Robinson Road Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Sandvik CC | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Saxton Sand and Gravel | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Smith Quarry | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Stoneco Sturgis Wash Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Telsmith #2 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Torpey Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Valley View Quarry - Pioneer Crusher | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Valley View Quarry - Wash Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Wells Road Pit | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| #1313 Cedar Rapids | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| 7911 Gravel Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| 7912 Bit Split Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| 7913 Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| 7914 Impact Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Algonac Sand & Supply LLC | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Amrize Manchester Sand and Gravel | Metal/nonmetal, Surface | Active | 3 | 0 |
| Attica Materials #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Attica Materials #2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Baldwin | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Barber Creek McCloskey I | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Bechtel Pit | Metal/nonmetal, Surface | Active | 3 | 0 |
| Bichler Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Blanchard Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| C&E Portable Plant 1 | Metal/nonmetal, Surface | Intermittent | 3 | 1 |
| CEC Screen It | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| CT Aggregates | Metal/nonmetal, Surface | Active | 3 | 0 |
| Carl Schlegel Inc Portland Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Carrick Trucking & Gravel Inc. | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Carrick Trucking & Gravel Inc. | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Chieftan 1400 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crawford Sand & Gravel | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crusher #2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crusher #3 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crusher #4 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crushing Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Crushing Plant #2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| D-1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Delton Pit | Metal/nonmetal, Surface | Active | 3 | 0 |
| Dixon Rd. | Metal/nonmetal, Surface | Active | 3 | 0 |
| Doans | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Duo-King Plant #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Elm St Wash Plant | Metal/nonmetal, Surface | Active | 3 | 0 |
| Finley Screen Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| GBM Sand & Gravel | Metal/nonmetal, Surface | Active | 3 | 0 |
| Grass Lake Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| J R Aggregates | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Jamestown Reserve | Metal/nonmetal, Surface | Active | 3 | 0 |
| KJW | Metal/nonmetal, Surface | Active | 3 | 0 |
| Kiell Pit | Metal/nonmetal, Surface | Active | 3 | 0 |
| Lippman I | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Lawton/Delton | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Lippmann III #1039 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Long Lake Avenue Quarry | Metal/nonmetal, Surface | Active | 3 | 0 |
| Lucas Mine | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Ludington Pit & Mill | Metal/nonmetal, Surface | Active | 3 | 0 |
| M52 Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| May-McCready Buttles Road Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Meyers Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Metso Screener | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Niethammer Transport | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Nashville Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| PC-5 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Plant #102 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Powerscreen Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Pewamo Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Pitcher Perfect Excavating | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Plant #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Plant 1 | Metal/nonmetal, Surface | Active | 3 | 0 |
| Portable PLANT #103 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Plant #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Plant #2 (Keestrack) | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Screen Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Rm105002d | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Rm105003d | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Ravine Rd Pit | Metal/nonmetal, Surface | Active | 3 | 0 |
| Robinson Pit | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
Other mines
No employees reported
- 390 Findlay Hydraulic Screen · Intermittent
- 7918 Afton Wash Plant · Intermittent
- A & J Quality Excavation Crusher 2 · Intermittent
- A & J Quality Excavation Screen Plant 1 · Intermittent
- A A Grange Hall Rd Plant · Active
- A. Lindberg & Sons, Inc.- Drill Operation 1 · Intermittent
- Airport Sand and Gravel · Intermittent
- AJ's Excavating · Intermittent
- Alexander Pit · Intermittent
- Anderson Gravel Company · Intermittent
- Apache Plant #2 · Intermittent
- Apache Plant #3 · Intermittent
- Arden Shell Trucking · Intermittent
- B & B Sand and Gravel · Temporarily Idled
- B & M Seed · Intermittent
- B & W Sand-N-Stone LLC · Intermittent
- B.c. Portable Crusher · Intermittent
- B&M Seed · Intermittent
- Bad Axe Pit · Intermittent
- Bawlin Plant · Intermittent
- Beemer's Sand & Gravel · Intermittent
- Belmas Logging · Intermittent
- Bentley Sand & Gravel Organic Soil · Intermittent
- Benzie Sand and Gravel LLC · Intermittent
- Bill Burton Pit · Intermittent
- Boledin Allis #1 · Intermittent
- Brow Crushing, Inc. · Intermittent
- Brusky Construction · Active
- Burns #1 · Intermittent
- Buzzell Road Pit · Intermittent
- Callahan Aggregate Supply LLC · Intermittent
- Calls Pit · Intermittent
- Caris Plant · Intermittent
- Cedar Rapids #443 · Intermittent
- Cedar Rapids 380 · Intermittent
- Cedar Rapids Portable #2 · Intermittent
- Cedar Rapids Screen #945 · Intermittent
- Cedarapids · Intermittent
- Clous Pit · Intermittent
- Converse Sand & Gravel · Intermittent
- County Pit · Intermittent
- CR Portable #1 · Intermittent
- Crusher · Intermittent
- Crusher #1 · Intermittent
- Crusher Spread #1 · Intermittent
- DBX Aggregates · Intermittent
- Deister # 3 Wash Plant · Intermittent
- Deister Wash Plant #2 · Intermittent
- Denny Olson · Temporarily Idled
- Doster Pit · Active
- Dry Screener · Intermittent
- Duo-King Plant #4 · Intermittent
- Elba Sand, Inc · Intermittent
- Findlay · Intermittent
- Finlay 312 · Intermittent
- Finlay 312 Screener · Intermittent
- Finlay 684 · Intermittent
- Finley Screening Plant 693 · Active
- Flat River Gravel · Intermittent
- Flynn's Trenching Service · Intermittent
- Fyke Washed Sand & Gravel Inc · Active
- Gerken Materials- Hillsdale Plant · Active
- Gillespie Plant · Intermittent
- Grand River · Intermittent
- Gratiot Plant · Intermittent
- Gravel Pit 1 · Intermittent
- Great Lakes Excavating 2.0, LLC. · Intermittent
- Great Lakes Mineral - #623 Screen Plant · Intermittent
- Grey Stone · Intermittent
- Groveland Sand & Gravel · Temporarily Idled
- Guthrie Pit #1 · Intermittent
- Haddix · Intermittent
- Haddix Sand & Gravel LLC · Intermittent
- Hagen Cement Prod. Inc. · Intermittent
- Havelka Quarry · Intermittent
- Hazemag #2121 · Intermittent
- Hazemag #2122 · Intermittent
- Hazemag Portable · Intermittent
- Hazemag/Metsco Crusher Astec Screen · Intermittent
- Heavy Media Plant · Intermittent
- Hewitt Robins Plant #1 · Intermittent
- Hide Pit · Intermittent
- Hillside Gravel · Intermittent
- Hilltop-Reddog Aggregate · Active
- Hincka Pit · Intermittent
- Holly Pit · Intermittent
- Homer Pit · Intermittent
- Howe Road · Intermittent
- Huizenga Gravel Co, Inc. · Active
- Ionia Pit · Active
- Iron City Enterprises Plant 2 · Intermittent
- Island · Intermittent
- Jci K400 #958 · Intermittent
- Jean's Pit · Intermittent
- Jenison Pit · Active
- Karlstone · Intermittent
- Keestrack C6 #2113 · Intermittent
- Keo Sand & Gravel LLC · Intermittent
- Keystone Minerals · Intermittent
- Kiefer Pit · Active
- Kipp Road Pit · Intermittent
- Knapp Pit · Intermittent
- Kolberg · Intermittent
- Kyser Pit · Intermittent
- Lake Ann Sand & Gravel · Intermittent
- Lake Pleasant Pit · Intermittent
- Lakeview Pit · Intermittent
- Lapeer County Pit · Active
- Larry Siegel EXC. · Intermittent
- Lippman Plant #2 · Intermittent
- Lippmann #931 · Intermittent
- Lyons Stone · Intermittent
- M-55 · Intermittent
- M-72 Pit · Intermittent
- M-95 Portable Wash Plant · Intermittent
- Mansfield Aggregates, LLC · Intermittent
- Mark Martin & Sons, Inc. · Intermittent
- McCloskey R155 · Intermittent
- McCloskey S190 #2105 · Intermittent
- McCloskey Screener · Intermittent
- McCloskey Screener II · Intermittent
- MCloskey 155 · Active
- Mike Todd · Intermittent
- Mikinaak Sand and Gravel · Intermittent
- Mound Rd. Pit · Active
- Nash Pit · Intermittent
- Nixon Road · Active
- Nordine Portable · Intermittent
- North Down River Rd · Intermittent
- Northstar Aggregates · Intermittent
- Nugent Sand Plant #2 · Active
- Oakley Pit · Intermittent
- Ohio Screen/Rogers Pit · Intermittent
- Olivue Sand & Gravel · Intermittent
- Pete's Screening Plant #1 · Intermittent
- Pioneer Plant · Intermittent
- Pioneer Wash 412 · Intermittent
- Pit - 55 · Intermittent
- Plant #1 · Intermittent
- Plant #2 · Intermittent
- Plant 1 · Intermittent
- Pleasant Lake Aggregates · Active
- Portable 1 · Intermittent
- Portable Crusher #1 · Intermittent
- Portable Crushing Plant #1 · Intermittent
- Portable Gravel Plant #2 · Intermittent
- Portable Plant · Intermittent
- Portable Plant #1 Pioneer · Intermittent
- Portable Plant #3 (Teesab) · Intermittent
- Portable Plant 104 · Intermittent
- Portable Wash Plant · Intermittent
- Powerscreen · Intermittent
- Powerscreen · Intermittent
- Powerscreen #2 · Intermittent
- PW-7 · Intermittent
- PW-8 · Intermittent
- R&M Excavating/Sand Pit · Intermittent
- Radar Road Pit · Intermittent
- Ravenna Gravel · Intermittent
- Read Box Screen · Intermittent
- Ready Mix Pit · Intermittent
- Reynolds Pit · Intermittent
- Riverside 2nd Pit · Intermittent
- Rock Enterprise · Intermittent
- Rocky-Top · Active
- Romeo · Active
- Round Lake Rd Pit · Intermittent
- RT Sand & Gravel · Intermittent
- Sandvik · Intermittent
- Schunk's Enterprises Inc. · Intermittent
- Scott Road · Active
- Screen Plant · Intermittent
- Screen Plant · Intermittent
- Screen Plant 3 · Intermittent
- Screener 1 · Intermittent
- Screener RM 22 · Intermittent
- Screening Plant · Intermittent
- Screening Plant · Intermittent
- Seco Screen · Intermittent
- Shook Gravel Pit · Intermittent
- Shook Pit #2 · Intermittent
- Simplicity Screener · Intermittent
- Simplicity Wash Plant · Active
- Sipla Lawn Care LLC · Intermittent
- SMH Portable · Intermittent
- Snover Road Pit · Intermittent
- SP-13 · Intermittent
- SP-14 · Intermittent
- SP-15 · Intermittent
- Spring Mill S&G · Active
- St. Johns Pit · Active
- Starr Aggregates · Intermittent
- Stoneco Finlay Plant · Intermittent
- Stoneco Portable #2 · Intermittent
- Stoney Creek Pit · Intermittent
- Summers Road Gravel & Development · Intermittent
- Superior 3 · Intermittent
- Superior Plant · Intermittent
- Superior Plant 2 · Intermittent
- Superior Wash Plant · Intermittent
- T-Sab Screener · Intermittent
- T.r.p. Sand & Gravel · Active
- TCA Pit · Intermittent
- Tecumseh Plant · Active
- Terex 400 Crusher · Intermittent
- The 120 Pit · Intermittent
- Timpson Pit · Active
- Top Grade Aggregates- Wexford Operation · Intermittent
- Top Grade_Cedar Rapids Screener · Intermittent
- Top Grade_Lippmann Plant · Intermittent
- Top Grade_McCloskey S190 · Intermittent
- Track Jaw · Intermittent
- Track Screen Plant · Intermittent
- Trigger Excavating Inc · Intermittent
- Triple J Excavating L.L.C. · Intermittent
- Tuckey · Intermittent
- Tuttle Road Pit · Intermittent
- United Dredging Y103 · Intermittent
- United Dredging Y105 · Intermittent
- United Dredging Y106 · Intermittent
- Universal Screen Plant · Intermittent
- VandenBerg Bros., Inc. · Intermittent
- VanDyk · Intermittent
- Vassar Pit · Active
- VVQ - Terex Finlay Portable Jaw Crusher · Intermittent
- Walker-Indep Contr B1770 · Intermittent
- Wash Plant · Intermittent
- Wash Plant · Intermittent
- Wash Plant #1 · Intermittent
- Wash Plant #1 · Intermittent
- Wash Plant #2 · Intermittent
- Wash Plant #2 · Intermittent
- Wash Plant #20-Kolberg #1 · Intermittent
- Wash Plant #3 · Intermittent
- Wash Plant #45-Fabtec · Intermittent
- Wash Plant I · Intermittent
- Washplant II · Intermittent
- Waterwheel Pit · Intermittent
- Wayland Pit · Intermittent
- WDS Sand · Intermittent
- Westbrook Pit · Intermittent
- Wheeler Road Pit · Intermittent
- Wilkinson Road Mine · Intermittent
- Williams Rd Pit · Intermittent
- Wood Road NW Pit · Intermittent
- Woodstock · Intermittent
- WSG Wash Plant · Intermittent
Source: Mine Safety and Health Administration, Open Government Data