Mines and quarries in Atascosa County, TX
13 mines not abandoned in Atascosa County, TX, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| 16 Sand, LLC | 4105019 | Sand and gravel | Jun 19, 2013 |
| Atascosa Iron Oak Atascosa LLC | 4105317 | Nonmetal | Apr 2, 2018 |
| Bigfoot Mine Iron Oak Eagle Ford LLC | 4105395 | Sand and gravel | Nov 5, 2018 |
| Brazil Pit Far South Mining LLC | 4104961 | Stone | Dec 2, 2025 |
| Espey Pit and Plant Espey Silica Sand Company | 4102319 | Sand and gravel | Dec 11, 1974 |
| FCI Sand Operations LLC | 4105429 | Nonmetal | Jan 19, 2022 |
| North American Silica Sand, LLC | 4105470 | Nonmetal | Dec 3, 2025 |
| Palo Alto Sand Inc. Palo Alto Silica Sand Inc | 4101349 | Sand and gravel | Jan 18, 1973 |
| Poteet Plant Carousel Energy Services | 4105415 | Nonmetal | Jun 30, 2026 |
| Poteet Sand and Gravel Capitol Aggregates, Inc. | 4104401 | Sand and gravel | Jan 10, 2003 |
| Poteet Sand Plant Martin Marietta Materials Southwest LLC | 4101342 | Sand and gravel | Mar 1, 1972 |
| San Miguel Lignite Mine NACG Texas, Inc. | 4102840 | Coal | May 6, 1980 |
| Sandy Oak Materials Sandy Oak Materials, LLC | 4105691 | Sand and gravel | Oct 2, 2023 |
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.