Mines and quarries in Webster County, IA
10 mines not abandoned in Webster County, IA, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| Cerne Calcium Co., LLC Cerne Calcium Company | 1301568 | Stone | Jul 17, 1974 |
| Fort Dodge Mine Martin Marietta Materials, Inc. | 1300032 | Stone | May 15, 1974 |
| FORT DODGE QUARRY United States Gypsum Company | 1300433 | Nonmetal | Feb 22, 2008 |
| G-P Fort Dodge Quarry Georgia-Pacific Gypsum LLC | 1302461 | Nonmetal | Mar 6, 2017 |
| G-P Fort Dodge South Quarry Georgia-Pacific Gypsum LLC | 1302469 | Nonmetal | Dec 5, 2025 |
| GREBNER-OLESON PIT Gold Bond Building Products, LLC | 1301615 | Nonmetal | Jan 29, 1975 |
| MG Quarry Doyle Aggregates LLC | 1302518 | Nonmetal | Sep 9, 2026 |
| Pleasant Valley Mine Western Mining and Minerals Inc. | 1300435 | Nonmetal | Oct 16, 2025 |
| Portable Plant #1 Stratford Gravel, Inc. | 1302165 | Sand and gravel | Apr 15, 2013 |
| Portable Screening / Wash Plant Stratford Gravel, Inc. | 1302430 | Sand and gravel | Jul 15, 2012 |
Alphabetical order — this site ranks no one. Mines that are not abandoned in the MSHA file of October 2, 2026. Sole proprietors are found by mine ID only. How to read this.