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3. 100 Year Flood Plain: Cuyahoga County, Ohio

Ohio Geographically Referenced Information Program. Cuyahoga County Planning Commission's Greenprint GIS features: Trails, Water Features, Wetlands, Open Space, Activity Nodes, Conservation Areas, Ri...

4. 104 State Water Plan Watersheds: Pennsylvania

1998. Environmental Resources Research Institute. Digitized boundaries of 104 major watersheds defined in the Pennsylvania state water plan. The State Water Plan, originally developed in the 1970s,...

9. 6-Digit Accounting Units, Hydrologic Units: Indiana

2002. United States Geological Survey and Bernardin-Lochmueller & Associates. WATERSHEDS_HUC06_USGS_IN is a polygon shapefile showing the boundaries of accounting units (HUA) in Indiana. Accounting units are noted by a 6-digi...

11. Active Stream Area: Cuyahoga County, Ohio

Ohio Geographically Referenced Information Program. Cuyahoga County Planning Commission's Greenprint GIS features: Trails, Water Features, Wetlands, Open Space, Activity Nodes, Conservation Areas, Ri...

12. Adams County, Illinois GIS

1872-2019. Adams County GIS. Geospatial datasets are publicly available via a FTP site access link, which is found on the Adams County, IL website GIS Department page linked he...

14. Allegan County GIS Data Library

1999-2019. Allegan County Land Information Services. The GIS Data Library page on the Allegan County, Michigan website provides links for zipped shapefile downloads. Common resource topics are covered...

16. Alluvial Fans: Crawford County, Pennsylvania

Crawford County PA Government. This data is a web map service (WMS) from directly connected to FEMA's GIS server. Any edits, changes, data updates are processed at their site an...

17. Alt2 Levee Floodplains dt: Iowa

Iowa Department of Transportation. Hosted service for alternative 2 with levee for CP 3 Missouri Valley U.S. 30 bypass.

18. Alt2 Levee Floodplains dt: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

19. Alt2 Levee RiverStreams: Iowa

Iowa Department of Transportation. Hosted service for alternative 2 with levee for CP 3 Missouri Valley U.S. 30 bypass.

20. Alt2 Levee RiverStreams: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

21. Alt2 NoLevee Floodplains dt: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

22. Alt2 NoLevee RiverStreams: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

24. Alt5 streams dt: Iowa

Iowa Department of Transportation. This is the map file with all alignments and resources.

25. Alt6 Levee Floodplains dt: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

27. Alt6 Levee RiverStreams: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

29. Alt6 NoLevee Floodplains dt: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

30. Alt6 NoLevee RiverStreams: Iowa

Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.

32. Anoka County GIS Data Downloads

1970-2019. Transportation Division, GIS Department. The Anoka County, Minnesota website GIS page provides an FTP service link for geospatial data download access. Geospatial datasets are available fo...

33. Aquatic Resources Group: Pennsylvania

2006. This raster dataset is a compilation of several data sets that have been combined to create an overall aquatic resources conservation value raster ...

46. Assessed Waters, 2016 (Proposed): Minnesota

2016. Minnesota Pollution Control Agency. This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2016 303(d)/305(b) integrated report ...

49. Average Annual Groundwater Recharge: Minnesota

2015. Barr Engineering Company. This dataset contains long-term average (1975-2003) annual recharge estimates for the seven-county Twin Cities metropolitan area. Values are in inc...