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GIS Data Sources

NRCS Geospatial Data Gateway - The Geospatial Data Gateway provides One Stop Shopping for natural resources or environmental data at anytime, from anywhere, to anyone. This site allows you to choose your area of interest, browse and select data from our catalog, customize the format, and have it downloaded or shipped on CD.

NRCS Soil Data Mart - Download site for USDA-NRCS SSURGO soils data.

NRCS Web Soil Survey - Interactive web mapping site for accessing NRCS SSURGO soils data.

Iowa Department of Natural Resources - The Natural Resources Geographic Information System (NRGIS) is the geographic information system (GIS) developed and maintained by the Iowa Department of Natural Resources (DNR). The purpose of the NRGIS is to improve the availability, integration, and analysis of natural resource information and improve decisions regarding the management, development and protection of Iowa's natural resources.

Iowa Geographic Map Server - Provides free on-line access to geographically referenced digital data, including digital orthophotos (aerial photos), topographic maps, and landcover. Users can browse and download data in various image file  formats, for use in desktop  applications, including Geographic Information Systems.

Iowa Geographic Information Council - This site is designed to connect you with the information you need. Whether its data, a sample application or upcoming meetings, details for all of these things can be found here.