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
2019. Cuyahoga County. 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...
6-Digit Accounting Units, Hydrologic Units: Indiana (Web Map Service)
1991. IndianaMap ArcGIS Online. Watersheds - 6-Digit Hydrologic Units, 1991 (1:24,000) - Shows the boundaries of 6-digit hydrologic accounting units. Actual hydrologic units often...
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
2019. Cuyahoga County. Cuyahoga County Planning Commission's Greenprint GIS features: Trails, Water Features, Wetlands, Open Space, Activity Nodes, Conservation Areas, Ri...
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 ...
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 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.
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...
Ambient Ground Water Quality Monitoring Program Wells: Ohio
2017. Ohio EPA, Division of Drinking and Ground Waters. Data updated daily between midnight and 6 am.Ohio EPA Division of Drinking and Ground Waters maintains the Ambient Ground Water Quality Monitoring ...
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 ...
Area Fisheries Managers Areas: Pennsylvania, 2012
2012. Pennsylvania Fish and Boat Commission. Coverage areas of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Area Fisheries Managers Areas: Pennsylvania, 2019
2019. Pennsylvania Fish and Boat Commission. Coverage areas of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Area Fisheries Managers Offices: Pennsylvania, 2012
2012. Pennsylvania Fish and Boat Commission. Office locations of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Area Fisheries Managers Offices: Pennsylvania, 2019
2019. Pennsylvania Fish and Boat Commission. Office locations of Pennsylvania Fish and Boat Commission Area Fisheries Managers (AFM).
Area of Concern, Great Lakes Region 2019
2019. U.S. Environmental Protection Agency (EPA) Great Lakes National Program Office. In an effort to clean up the most polluted areas in the Great Lakes, the United States and Canada committed to working with State and Provincial go...
Assessed Waters, 2014 (Final): Minnesota
2014. Minnesota Pollution Control Agency. This is a set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2014 303(d)/305(b) integrated report to EPA. P...
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 ...
Assessed Waters, 2018 (Proposed): Minnesota
2018. Minnesota Pollution Control Agency. This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2018 303(d)/305(b) integrated report ...
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...
Backshore Condition, Wisconsin 1976
1976. Association of State Floodplain Managers (ASFPM). These inventories are from the research of David Mickelson, Senior Scientist and Emeritus Professor at the University of Wisconsin. The Shoreline I...
Backshore Condition, Wisconsin 2007
2007. Association of State Floodplain Managers (ASFPM). These inventories are from the research of David Mickelson, Senior Scientist and Emeritus Professor at the University of Wisconsin. The Shoreline I...
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...
1994. IndianaMap ArcGIS Online. Bacteria Monitoring Stations, 1994 (1:45,000) - Derived from BASINS 3.0 Program of the U.S. Environmental Protection Agency. Data are extracted fro...
Base Flood Elevation: Carver County, Minnesota
2014. Carver County, Minnesota. 2010 FEMA DFIRM base flood elevations.
Base Flow Of Michigan Streams: Michigan
2015. State of Michigan. This data set provides estimates of the ground-water contribution to stream flow, frequently referred to as base flow, in cubic feet per second. Th...
Base Flow of Michigan Streams: Michigan
2017. Michigan Department of Natural Resources. This data set provides estimates of the ground-water contribution to stream flow, frequently referred to as base flow, in cubic feet per second. Th...
Basin Outlines Map: Allegheny County, Pennsylvania
County of Allegheny, PA. This basins dataset was created to initiate regional watershed approaches with respect to sewer rehabilitation. If viewing this description on the ...
Bathymetric Contours for Selected Lakes: Indiana
2012. Indiana Department of Natural Resources, Division of Fish and Wildlife. LAKE_BATHYMETRY_IDNR_IN.SHP provides bathymetric contours for the following 85 lakes in Indiana, with depths calculated from the average shoreline ...
Bathymetric Contours for Selected Lakes: Indiana (Web Map Service)
2019. IndianaMap Open Data (ArcGIS Online). Lake Bathymetry, 20190417 (IDNR) - Shows bathymetric contours for 164 lakes in Indiana, depicting the depths of the water from the shoreline of eac...
