Mines in Polk County, Nebraska
3Total
0Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Johnson3 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Plant #2 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Plant 1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |