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This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.
Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.
ArcExplorer is a lightweight data viewer from ESRI for maps and GIS data in these formats: ESRI Shapefile; ArcInfo coverages; ArcSDE layers; Images; ArcIMS Services (e.g., Geography Network sources) ArcExplorer performs a variety of basic GIS functions, including display, query, and data retrieval applications.
Iowa County was formed in 1829 from the Crawford County land south of the Wisconsin River. [1] Brown County's southern portion was used to form Milwaukee County in 1834. [1] The state of Wisconsin was created from Wisconsin Territory on May 29, 1848, with 28 counties.
Rock County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 163,687. [1] Its county seat is Janesville. [2] Rock County comprises the Janesville-Beloit, WI Metropolitan Statistical Area and is included in the Madison-Janesville-Beloit, WI Combined Statistical Area.
The scale of the Web can sometimes make finding quality and reliable data a challenge for GIS professionals and end users, with a significant amount of low-quality, poorly organized, or poorly sourced material available for public consumption. [13] [14] This can make finding spatial data a time consuming activity for GIS users. [13]
Bayfield County is a county located in the U.S. state of Wisconsin.As of the 2020 census, its population is 16,220. [1] Its county seat is Washburn. [2] The county was created in 1845 and organized in 1850. [3]
Dunn County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 45,440. [1] Its county seat is Menomonie. [2] Dunn County comprises the Menomonie Micropolitan Statistical Area and is included in the Eau Claire-Menomonie, WI Combined Statistical Area.