Sinkholes of Iowa
Iowa Department of Natural Resources
- License
- Public domain
- Commercial
- Yes
- Format
- Several
- Coverage
- Iowa, United States
- Projection
- EPSG:26915
- Last updated
- Added to findgis 30 Oct 2026 · Update frequency Irregular
A KPolyID means the form still shows on LiDAR, and a blank identifier marks a historic sinkhole.
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Source and attribution
- Publisher
- Iowa Department of Natural Resources
- License
- Public domain
- Commercial use
- Yes
- Attribution required
- No
- Modification allowed
- Yes
- Redistribution allowed
- Yes
- Share-alike
- No
- Region
- United StatesUS · IA
- Type
- Vector
- Extent
- -93.3740.642-90.09243.5087West, south, east, north. Data extent.
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