The data sets listed below are for larger scale data (1:24:000 up to 1:500,000) for the state of Iowa. Data created by or maintained by the U.S. Fish and Wildlife Service is shown in the first table with links to the metadata and data where possible. Data from other agencies is shown in the second table, also with direct links.
Data of this sort tend to be dynamic. If you are aware of additional data not shown here please notify the contact person at the bottom of the page. Thank you !
| OFFICE NAME | THEME | SPATIAL COVERAGE | SCALE | METADATA | DATA LINK |
|---|---|---|---|---|---|
| Desoto NWR, Driftless NWR, Iowa River Corridor NWR, Neal Smith NWR, Port Louisa NWR, Union Slough NWR, Upper Mississippi NWR | Approved Acquisition and Study Boundaries | Refuge Boundary | 1:24,000 | Follow metadata link | ZIP data files in Shapefile Format |
| National Wildlife Refuge System and National Fish Hatcheries | Public roads and related features such as parking lots that are located on National Wildlife Refuges | Refuge Boundary | 1:24,000 | Follow metadata link | ZIP data files in Shapefile Format |
| National Wetlands Inventory (NWI) | Wetland Information | scattered: | 1:24,000 | General NWI metadata | Data Downloads in Arc/Info export or DLG formats. Data is arranged by 1:250,000 quads. Quads for Iowa are Sioux Falls, Fairmont, Mason City, La Crosse, Sioux City, Fort Dodge, Waterloo, Dubuque, Fremont, Omaha, Des Moines, Davenport, Lincoln, Nebraska City, Centerville and Burlington. |
| SOURCE | THEME | SPATIAL COVERAGE | SCALE | METADATA | DATA LINK |
|---|---|---|---|---|---|
| USGS | DEM | 10m - spotty 30m - most of state |
1:24,000 1:100,000 |
USGS data with status maps for the data layers, scales, and formats identified. | 7.5 minutes DEM data in SDTS format |
| USGS | DEM | statewide | 1:250,000 | DEM factsheet | 1:250,000 data in DEM format |
| USGS | DOQ | statewide | 1:12,000 | USGS data with status maps for the data layers, scales, and formats identified. | |
| USGS | DRG | statewide | 1:24,000 | DRG factsheet | |
| USGS | DLG (boundary, hypsography, hydrography, transportation) | statewide | 1:100,000 | DLG factsheet | 1:100,000 data in DLG format |
| USGS | DLG (various - see metadata link for status maps) | various | 1:24,000 | DLG factsheet | SDTS format data only |
| Iowa Department of Natural Resources Geographic Information System | Many ! | statewide + region | 1:10,000 to 1:500,000 | Metadata is located at the data download site, under the NAME column | Data - Listed by theme and coverage. Available in DOS/ASCII, PCArcInfo and Shapefile formats for DOS/Windows and UNIX platforms. |
| Iowa State University GIS Support and Research Facility | Various | statewide and regional | Full metadata available with the Data Details | Geospatial data explorer | |
| Natural Resource Conservation Service (NRCS) | Soils - STATSGO | statewide | 1:250,000 | Follow the link on the Data page. | Download instructions for STATSGO data Available for DOS or UNIX, in DLG or Arc/Info export format. |
| NRCS | Soils - SSURGO | limited | 1:24,000 | Follow link to data files. The metadata links are on the same lines as data links. | Available SSURGO data from NRCS Data is listed alphabetically by state abbreviation. |
| Iowa State Department of Transportation | various | statewide | various | Metadata included in zip files. | Transportation data, by city, county and state. |
For additional information regarding this Web page, contact Chris Lett, in the Division of Information Resources Management, at Chris_Lett@fws.gov
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