Known entrances to abandoned underground coal mines including hoisting shafts, air/escape shafts, and slopes (adits).
© Iowa Department of Natural Resources; Iowa Geological Survey
Information | |
|---|---|
| Copyright | Copyright may apply. Please check the source for more information. |
| Regions | Iowa, Grant |
Technical Details | |
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| Layer ID | 99552 |
| Data type | Vector point |
| Feature count | 1663 |
| Attributes | Tier_range_section, Mine_Name, Last_Map_ID, County, SiteID, Entrance_Type |
| Services | Vector Query API |
History | |
|---|---|
| Source | programs.iowadnr.gov |
| Added | 20 Feb 2019 ago |
| Last checked | 4 Mar 2021 ago |