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This data release provides digital flight line data for a high-resolution airborne magnetic survey over the western Spirit Lake tectonic zone region, covering parts of northwestern Iowa,...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:57 AM -
This data release provides digital flight line data for a high-resolution airborne radiometric survey over the western Spirit Lake tectonic zone region, covering parts of northwestern Iowa,...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:36 AM -
Point coverage of bathymetry target points for Littlefield Lake in Audubon Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Littlefield Lake in 2004.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:28 AM -
This data set consists of digital bathymetry contours for Littlefield Lake in Audubon Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Littlefield Lake in 2004.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:25 AM -
Point coverage of bathymetry data for Littlefield Lake in Audubon Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Littlefield Lake in 2004.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:20 AM -
This data release provides digital flight line data for a high-resolution airborne magnetic and radiometric survey over the western Spirit Lake tectonic zone region, covering parts of northwestern...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:54 AM -
This data set consists of digital polygon coverage that defines the shoreline of Littlefield Lake in Audubon Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Littlefield...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 04:38 AM
