Checked
Mines in Iowa
Mines reported to the Mine Safety and Health Administration
- Mines listed
- 263
- Active
- 126
- Employees
- 2,013
- Accidents reported in 2025
- 49
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
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| Mine | Type | Status | Employees | Accidents 2025 |
|---|---|---|---|---|
| Mason City Plant | Metal/nonmetal, Facility | Active | 143 | 3 |
| Pattison Company, LLC | Metal/nonmetal, Underground | Active | 139 | 8 |
| Davenport Plant | Metal/nonmetal, Surface | Active | 114 | 5 |
| Sperry Mine | Metal/nonmetal, Underground | Active | 60 | 2 |
| Ames Mine | Metal/nonmetal, Underground | Active | 57 | 0 |
| Fort Dodge Mine | Metal/nonmetal, Underground | Active | 48 | 2 |
| Linwood Mine | Metal/nonmetal, Underground | Active | 47 | 2 |
| Linwood Lime Plant | Metal/nonmetal, Facility | Active | 38 | 1 |
| Alden Plant | Metal/nonmetal, Surface | Active | 37 | 0 |
| Durham Mine & Mill | Metal/nonmetal, Underground | Active | 33 | 1 |
| Moore Quarry | Metal/nonmetal, Surface | Active | 31 | 0 |
| Alden Quarry and Shop | Metal/nonmetal, Surface | Active | 29 | 0 |
| Calcium Products Plant | Metal/nonmetal, Facility | Active | 24 | 2 |
| Earlham Quarry | Metal/nonmetal, Surface | Active | 24 | 1 |
| Weber Quarry and Mill | Metal/nonmetal, Surface | Active | 24 | 1 |
| Fort Dodge Quarry | Metal/nonmetal, Surface | Active | 23 | 0 |
| Lee Crawford Qy Co | Metal/nonmetal, Surface | Active | 23 | 0 |
| G-P Fort Dodge Quarry | Metal/nonmetal, Surface | Active | 21 | 1 |
| Sully Mine | Metal/nonmetal, Underground | Active | 20 | 0 |
| Portable Crusher #1 | Metal/nonmetal, Surface | Active | 19 | 0 |
| Plant #2 | Metal/nonmetal, Surface | Active | 18 | 0 |
| Conklin Quarry and Mill | Metal/nonmetal, Surface | Active | 17 | 0 |
| Columbus Junction Underground Mine | Metal/nonmetal, Surface | NonProducing | 16 | 1 |
| Northern Filter Media Plant & Dredge | Metal/nonmetal, Surface | Active | 16 | 0 |
| Cedar Rapids Quarry | Metal/nonmetal, Surface | Active | 15 | 0 |
| Grebner-Oleson Pit | Metal/nonmetal, Surface | Active | 14 | 0 |
| Plant #3 | Metal/nonmetal, Surface | Active | 14 | 1 |
| Crew Two | Metal/nonmetal, Surface | Active | 13 | 0 |
| Plant #9 | Metal/nonmetal, Surface | Active | 13 | 0 |
| Valley Sand and Gravel | Metal/nonmetal, Surface | Active | 13 | 0 |
| Crew One | Metal/nonmetal, Surface | Active | 12 | 0 |
| Klein Quarry | Metal/nonmetal, Surface | Active | 12 | 1 |
| Portable #2 | Metal/nonmetal, Surface | Intermittent | 12 | 0 |
| Stationary Crushing Dept 405 | Metal/nonmetal, Surface | Active | 12 | 0 |
| Stationary Crushing Dept 410 | Metal/nonmetal, Surface | Active | 12 | 0 |
| Malcom Mine | Metal/nonmetal, Underground | Active | 11 | 0 |
| Ocheyedan Sand &Gravel | Metal/nonmetal, Surface | Active | 11 | 0 |
| Portable Crusher #2 | Metal/nonmetal, Surface | Active | 11 | 0 |
| Waterloo South Quarry | Metal/nonmetal, Surface | Active | 11 | 0 |
| A-Plant | Metal/nonmetal, Surface | Intermittent | 10 | 0 |
| Hawarden Plant | Metal/nonmetal, Surface | Active | 10 | 0 |
| Kahoka Crushing Plant | Metal/nonmetal, Surface | Active | 10 | 0 |
| Leclaire Portable Crusher #2 | Metal/nonmetal, Surface | Active | 10 | 0 |
| Plant #854 | Metal/nonmetal, Surface | Active | 10 | 0 |
| Plant #8 | Metal/nonmetal, Surface | Active | 10 | 0 |
| Alden Portable Plant #2 | Metal/nonmetal, Surface | Active | 9 | 0 |
| Cerne Calcium Co., LLC | Metal/nonmetal, Facility | Active | 9 | 0 |
| Des Moines Portable #1 | Metal/nonmetal, Surface | Active | 9 | 0 |
| Plant #1 | Metal/nonmetal, Surface | Active | 9 | 0 |
| Pedersen Quarry | Metal/nonmetal, Surface | Active | 9 | 0 |
| Portable Crushing Plant #201 | Metal/nonmetal, Surface | Active | 9 | 1 |
| Stripping #4 | Metal/nonmetal, Surface | Active | 9 | 1 |
| 72 Plant | Metal/nonmetal, Surface | Active | 8 | 0 |
| Crew Three | Metal/nonmetal, Surface | Active | 8 | 0 |
| Four Seasons Crushing | Metal/nonmetal, Surface | Intermittent | 8 | 0 |
| Green Limestone Crushing Plant #1 | Metal/nonmetal, Surface | Intermittent | 8 | 0 |
| Leclaire Portable Crusher #1 | Metal/nonmetal, Surface | Active | 8 | 0 |
| Portable Crushing Dept 430 | Metal/nonmetal, Surface | Intermittent | 8 | 0 |
| Portable Crushing Plant #205 | Metal/nonmetal, Surface | Intermittent | 8 | 0 |
| Stripping #5 | Metal/nonmetal, Surface | Active | 8 | 0 |
| 400 Cone Plant (Trenhaile Quarry) | Metal/nonmetal, Surface | Active | 7 | 1 |
| Green Limestone Crushing Plant #2 | Metal/nonmetal, Surface | Active | 7 | 0 |
| Plant No 2 | Metal/nonmetal, Surface | Intermittent | 7 | 0 |
| Portable Crushing Plant #202 | Metal/nonmetal, Surface | Active | 7 | 1 |
| Portable Crushing Plant #204 | Metal/nonmetal, Surface | Intermittent | 7 | 1 |
| Portable Crushing Dept 420 | Metal/nonmetal, Surface | Intermittent | 7 | 1 |
| Portable Crushing Dept 425 | Metal/nonmetal, Surface | Intermittent | 7 | 0 |
| Stripping Crew #1 | Metal/nonmetal, Surface | Active | 7 | 0 |
| Stripping Crew Dept 620 | Metal/nonmetal, Surface | Active | 7 | 0 |
| Williams Sandpit | Metal/nonmetal, Surface | Active | 7 | 1 |
| Ames Plant | Metal/nonmetal, Surface | Active | 6 | 0 |
| Belmond Pit | Metal/nonmetal, Surface | Intermittent | 6 | 1 |
| Gilbertville Sand | Metal/nonmetal, Surface | Active | 6 | 0 |
| Iowa Grading 2 | Metal/nonmetal, Surface | Active | 6 | 0 |
| LGEX-Perm-Akron | Metal/nonmetal, Surface | Active | 6 | 0 |
| Oakland Pit | Metal/nonmetal, Surface | Active | 6 | 0 |
| Plant #3 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Plant No 1 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Plant No 5 | Metal/nonmetal, Surface | Active | 6 | 0 |
| Plant No 7 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Portable #1 | Metal/nonmetal, Surface | Active | 6 | 0 |
| Portable Crushing Dept 415 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Portable Crushing Dept 435 | Metal/nonmetal, Surface | Intermittent | 6 | 0 |
| Portable Crushing Plant #203 | Metal/nonmetal, Surface | Active | 6 | 0 |
| Stripping #3 | Metal/nonmetal, Surface | Active | 6 | 1 |
| Stripping #8 | Metal/nonmetal, Surface | Active | 6 | 0 |
| Stripping Crew #2 | Metal/nonmetal, Surface | Active | 6 | 0 |
| Crushing 3 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| DSM Portable Sand | Metal/nonmetal, Surface | Active | 5 | 1 |
| Earlham Grading Crew | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Portable Crushing Dept 437 | Metal/nonmetal, Surface | Active | 5 | 0 |
| Portable Crushing 1 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Portable Sand Plant | Metal/nonmetal, Surface | Active | 5 | 0 |
| Riverstone Permanent Wash Plant | Metal/nonmetal, Surface | Active | 5 | 1 |
| Rainbow Quarry 1 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Stripping Operation | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Specialty Products Dept. 482 | Metal/nonmetal, Surface | Active | 5 | 0 |
| Stripping #1 | Metal/nonmetal, Surface | Intermittent | 5 | 0 |
| Stripping #1 | Metal/nonmetal, Surface | Temporarily Idled | 5 | 0 |
| Stripping Crew #2 | Metal/nonmetal, Surface | Active | 5 | 0 |
| TCC Materials Muscatine Aggregates | Metal/nonmetal, Surface | Active | 5 | 0 |
| 300 Cone Plant | Metal/nonmetal, Surface | Active | 4 | 0 |
| Crushing 2 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Ferguson Quarry | Metal/nonmetal, Surface | Active | 4 | 0 |
| INROADS Sand & Gravel | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Keith Hagedorn Const. portable | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Legacy Materials | Metal/nonmetal, Surface | Active | 4 | 0 |
| PCP #4 | Metal/nonmetal, Surface | Active | 4 | 0 |
| Plant No 4 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Plant No 6 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Portable Plant #2 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Preston Quarry | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Peru Quarry Inc | Metal/nonmetal, Surface | Active | 4 | 0 |
| Plant 11 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Portable Crushing 6 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Portable Dredge Dept 484 | Metal/nonmetal, Surface | Active | 4 | 0 |
| Portable Plant #1 | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Portable Plant #1 | Metal/nonmetal, Surface | Active | 4 | 0 |
| Saylorville Sand | Metal/nonmetal, Surface | Active | 4 | 0 |
| Spring Sand Plant | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Stripping Crew | Metal/nonmetal, Surface | Active | 4 | 0 |
| Weber Roving Plant | Metal/nonmetal, Surface | Active | 4 | 0 |
| Wright | Metal/nonmetal, Surface | Intermittent | 4 | 0 |
| Waterloo Sand | Metal/nonmetal, Surface | Active | 4 | 0 |
| Anderson Sand & Gravel LLC | Metal/nonmetal, Surface | Active | 3 | 0 |
| Beneficial Technologies | Metal/nonmetal, Surface | Active | 3 | 0 |
| Coppock Sand Plant | Metal/nonmetal, Surface | Active | 3 | 0 |
| Crushing Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Dredge & Wash Plant No 5 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Dave's Sand & Gravel | Metal/nonmetal, Surface | Active | 3 | 0 |
| Fertile Sand, Shop & Wash Plant | Metal/nonmetal, Surface | Active | 3 | 0 |
| Fredonia Sand Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| JED Rock and Sand | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Kahoka Portable Crush Plant #2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| LGEX-Perm-Crocker | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Lot 340 Quarry | Metal/nonmetal, Surface | Active | 3 | 0 |
| MG Quarry | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Metso Wash Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| North Des Moines Plant | Metal/nonmetal, Surface | Active | 3 | 0 |
| Pit #2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Crusher #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Sand Plant #501 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Track Crusher #6 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| PWP #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| PWP #6 | Metal/nonmetal, Surface | Active | 3 | 0 |
| Plant 13 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Pleasant Valley Mine | Metal/nonmetal, Surface | Active | 3 | 1 |
| Portable Plant #1 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Rock Washing Plant #404 / 405 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Portable Track Crusher Plant | Metal/nonmetal, Surface | Active | 3 | 0 |
| Rip Rap Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Rogers Rock & Sand | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Sand Plant Dept 488 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Stripping Crew | Metal/nonmetal, Surface | Active | 3 | 0 |
| Stripping Crew #3 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Wash Plant No 2 | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Wash Plant No 4 | Metal/nonmetal, Surface | Active | 3 | 0 |
| Wash Plant | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| Wash Plant #3-IA | Metal/nonmetal, Surface | Intermittent | 3 | 0 |
| 271 Plant | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Alden Portable Sand | Metal/nonmetal, Surface | Active | 2 | 0 |
| Alden Portable Wash | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Anderson Quarry | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Big Wheels | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Blairsferry Dredge Dept. 487 | Metal/nonmetal, Surface | Active | 2 | 1 |
| Booneville West Plant | Metal/nonmetal, Surface | Active | 2 | 0 |
| C & R Gravel Inc | Metal/nonmetal, Surface | Active | 2 | 0 |
| CTI Ready Mix, Inc dba Concrete Inc. | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Cantera Stripping Crew | Metal/nonmetal, Surface | Active | 2 | 0 |
| Cinles Lake Gravel | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Commander Plant | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Crushing Plant # 2 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Dredge | Metal/nonmetal, Surface | Intermittent | 2 | 1 |
| Dirt Crew 1 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Fabtec Portable Wash Plant | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Four Seasons Crushing | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| G-P Fort Dodge South Quarry | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Geode Wash Plant | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Henry County Quarry | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Holcim | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Jefferson Sand | Metal/nonmetal, Surface | Active | 2 | 2 |
| Kahoka Portable Wash Plant | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| LGEX-Perm-Washta | Metal/nonmetal, Surface | Active | 2 | 0 |
| Lee County Sand & Gravel | Metal/nonmetal, Surface | Active | 2 | 0 |
| Lounsbury Sand & Gravel | Metal/nonmetal, Surface | Active | 2 | 0 |
| McCloskey 516RE Trommel | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Mielke's Quarry | Metal/nonmetal, Surface | Active | 2 | 0 |
| Mill Creek Pit | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Mohr Sand & Gravel PCP #1 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Mohr Sand & Gravel PWP #1 | Metal/nonmetal, Surface | Active | 2 | 0 |
| Murphy portable #2 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Norgaard Sand & Gravel | Metal/nonmetal, Surface | Active | 2 | 0 |
| PCP #9 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Plant No 8 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Portable Grizzly | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Portable Grizzly #2 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| PRP #5 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Pella S&G | Metal/nonmetal, Surface | Temporarily Idled | 2 | 0 |
| Plant #20 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
| Portable #2 | Metal/nonmetal, Surface | Intermittent | 2 | 0 |
Other mines
No employees reported
- Brick Yard Pit · Intermittent
- Cinles Lake · Intermittent
- DeLoss Pit · Intermittent
- Linn County Sand · Active
- Plant #1 · Intermittent
- Portable Crushing 5 · Intermittent
- Portable Dredge Dept 483 · Intermittent
- Portable Dredge Dept 485 · Active
- Portable Drill Dept 529 · Intermittent
- Portable Drill Dept 531 · Intermittent
- Portable Jaw Plant #3 · Intermittent
- Portable Lime Screen · Intermittent
- Portable Plant #1 · Active
- Portable Plant #2 · Intermittent
- Portable Plant #3 · Intermittent
- Portable Sand 1 · Intermittent
- Portable Sand 2 · Intermittent
- Portable Sand Plant #1 · Intermittent
- Portable Sand Plant #105 · Intermittent
- Portable Sand Plant #3 · Active
- Portable Sand Plant #4 · Active
- Portable Screen Plant · Intermittent
- Portable Screening / Wash Plant · Active
- Portable Sorter Plant · Intermittent
- Portable Track Crusher #2 · Temporarily Idled
- Portable Track Crusher #4 · Intermittent
- Portable Wash 1 · Intermittent
- Portable Wash Dept 455 · Intermittent
- Portable Wash Dept 475 · Intermittent
- Portable Wash Plant · Intermittent
- Portable Wash Plant # 2 · Intermittent
- Portable Wash Plant #1 · Intermittent
- Portable Wash Plant 2 · Intermittent
- Portable Wash Plant Dept 472 · Intermittent
- Portable Wash/Crushing Plant · Intermittent
- Preston Wash Plant · Intermittent
- Raccoon River Sand · Active
- Raymond Shop & Wash Plant · Active
- Reasnor Sand · Temporarily Idled
- Recker Rock Products, LLC · Intermittent
- Rented Mine Equipment · Intermittent
- Rip Rap Dept 443 · Intermittent
- Rip Rap Dept 445 · Intermittent
- Rip Rap Plant · Intermittent
- Sand and Gravel Crew Number One (1) · Active
- Sanders Pit · Intermittent
- Screen Plant #1 · Intermittent
- Screening #1 · Intermittent
- Site 1 · Active
- Staggemeyer Quarry · Intermittent
- Stationary Sand 1 · Intermittent
- Stationary Wash Dept 460 · Intermittent
- Stationary Wash Dept 473 · Active
- Stephenson Sand Plant · Active
- Stripping #1 · Intermittent
- United Brick Pit · Intermittent
- United Dredging Y171 · Active
- Wash Plant #1 · Intermittent
- Wash Plant No 1 · Intermittent
- Washcrew #1 · Intermittent
- Washplant / Crusher · Active
- Wetherell Sand & Gravel Inc. · Intermittent
- Zimmerman pit · Intermittent
Source: Mine Safety and Health Administration, Open Government Data
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