100 Year all Flood: Lycoming County, Pennsylvania
2008. The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk data. The primary...
100 Year Flood: Lycoming County, Pennsylvania
2008. The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk data. The primary...
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...
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,...
108th Congressional Districts for the Delaware River Basin Area'
2004. 108th Congressional Districts for the Delaware River Basin Area. These were compiled from the 4 basin states and combined into one layer.
500 Year Flood: Lycoming County, Pennsylvania
2008. The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk data. The primary...
Iowa Department of Transportation.
511: Illinois (Line) Flooding: Iowa
Iowa Department of Transportation.
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...
Ability to Produce Clean and Abundant Water - version 2: Pennsylvania
2016. Open Space Institute. In the original APCAW (v2) the Open Space Institute (OSI) sought to develop a metric to measure the relative capacity of small scale (HUC12) waters...
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...
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...
Agricultural Water Quality Certification Program (MAWQCP) Pilot and Expanded Areas: Minnesota
2015. Minnesota Department of Agriculture. The Minnesota Agricultural Water Quality Certification Program (MAWQCP) is a voluntary opportunity for farmers and agricultural landowners to take ...
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...
Allen Flood Zones: Ohio, United States
Ohio Geographically Referenced Information Program.
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...
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.
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.
Iowa Department of Transportation. Hosted service for alternative 2 with levee for CP 3 Missouri Valley U.S. 30 bypass.
Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.
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.
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.
Iowa Department of Transportation. This is the map file with all alignments and resources.
Iowa Department of Transportation. This is the map file with all alignments and resources.
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.
Alt6 Levee Floodplains dt: Iowa
Iowa Department of Transportation. Hosted service for alternative 6 for CP 3 Missouri Valley U.S. 30 bypass.
Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.
Iowa Department of Transportation. Hosted service for alternative 6 for CP 3 Missouri Valley U.S. 30 bypass.
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.
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.
Ambient and fixed station network groundwater monitoring point data (1985 - 1998): Pennsylvania
1999. Pennsylvania Department of Environmental Protection. This coverage represents the point locations and data for 1,106 groundwater quality monitoring points sampled under the PA DEP Fixed Station Networ...
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...
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 ...
Aquifer Characteristics Of Glacial Drift: Michigan
2015. State of Michigan. This data set was derived from the 1981 publication of the Hydrological Atlas of Michigan plate 26. Three plates of the Aquifer Characteristics of ...
ArcGIS REST Services Directory for Ashtabula County, Ohio
1938-present. ArcGIS REST site referencing layers for all common data types and more. Also contains aerial photography from 1938, 2006-2017 (4yrs). Contains refe...
ArcGIS REST Services Directory for Butler County Auditor, Ohio
2014-present. ArcGIS REST site with references to parcels, hydrology, soils, boundaries, other basemap features, and more. Also contains aerial photography from ...
ArcGIS REST Services Directory for Cincinnati, Ohio
1932-present. ArcGIS REST site referencing layers for all common data types and more. Also contains aerial photography from 1996-2017 (10yrs). Also references hi...
ArcGIS REST Services Directory for Henry County, Ohio
2016-present. ArcGIS REST site referencing layers for all common data types and more.
ArcGIS REST Services Directory for Lucas County, Ohio
1998-present. ArcGIS REST site referencing layers for parcels, boundaries, transportation, hydrology, utilities, and more. Also contains references to elevation ...
ArcGIS REST Services Directory for Marion County, Ohio
2016-present. ArcGIS REST site referencing layers for parcels, boundaries, transportation, hydrology, utilities, and more. Also contains references to aerial pho...
ArcGIS REST Services Directory for Wood County, Ohio
2014-present. ArcGIS REST site referencing layers for parcels, addresses, transportation, hydrology, geology, elevation, boundaries, and more. Also references ae...
Area Fisheries Managers Areas: Pennsylvania
2012. Pennsylvania Fish and Boat Commission. Coverage areas of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Area Fisheries Managers Offices: Pennsylvania
2012. Pennsylvania Fish and Boat Commission. Office locations of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Ashland Flood Zones: Ohio, United States
Ohio Geographically Referenced Information Program.
Ashtabula Flood Zones: Ohio, United States
Ohio Geographically Referenced Information Program.
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 ...
Athens Flood Zones: Ohio, United States
Ohio Geographically Referenced Information Program.
Auglaize Flood Zones: Ohio, United States
Ohio Geographically Referenced Information Program.
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...
Bacteria Monitoring Stations and Data Summaries, Derived from EPA BASINS 3: Indiana
2003. Bernardin-Lochmueller & Associates. BACTERIA_MONITORING_EPA_IN is a point shapefile developed by the USEPA BASINS 3.0 program and edited by Bernardin, Lochmueller and Associates. Joi...
