Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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901.
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Waterbodies: Washington, D.C., 1999

1999. City of Washington, DC. Water bodies captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington ...

902.
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Waterbodies: Washington, D.C., 2015

2015. City of Washington, DC. Water. The dataset contains polygons representing planimetric waterbodies, created as part of the DC Geographic Information System (DC GIS) for the...

903.
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Watercourses Designated for Protection 2012 - line: Philadephia, Pennsylvania

2016. City of Philadelphia - PWD. Polyline geometric features representing the center flow line of all waterways in Philadelphia only. Hydrographic polygon features included in Phil...

904.
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Watercourses Designated for Protection 2012 - polygon: Philadephia, Pennsylvania

2016. City of Philadelphia - PWD. Polylgon geometric features representing the waterways and impoundments in Philadelphia only. Hydrographic polygon features included in Philadelphi...

905.
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Waterlines: Pope County, Minnesota

2016. Pope County. River and Stream lines that represent flowlines and cartographic features such as stream centerlines and river banks.Contact for more informationTe...

906.
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Watershed Association Service Areas: Pennsylvania

2018. This layer shows service areas for watershed associations in Pennsylvania. These areas represent the parts of the state where watershed association...

907.
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Watershed Basins: Michigan

2015. State of Michigan. Watershed BasinsMore Metadata.

908.
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Watershed Basins: Michigan

2017. State of Michigan. The Michigan s Major Watersheds - Subbasins shape file depicts the drainage areas of 20 square miles or greater at geographic features such as the ...

909.
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910.
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Watershed boundaries for New York clipped to the Delaware River Basin

2004. Watershed boundaries for New York clipped to the Delaware River Basin.

911.
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Watershed boundaries for Pennsylvania clipped to the Delaware River Basin: Pennsylvania

2004. Watershed boundaries for Pennsylvania clipped to the Delaware River Basin.

912.
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Watershed Boundary - 12 Digit: Michigan

2017. State of Michigan. This dataset at 1:24,000 scale is a greatly expanded version of the hydrologic units created in the mid-1970's by the U.S. Geological Survey under ...

913.
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Watershed Boundary - 12 Digit: Michigan

State of Michigan. This dataset at 1:24,000 scale is a greatly expanded version of the hydrologic units created in the mid-1970's by the U.S. Geological Survey under ...

914.
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Watershed Boundary - 8 Digit: Michigan

2017. State of Michigan. This dataset at 1:24,000 scale is a greatly expanded version of the hydrologic units created in the mid-1970's by the U.S. Geological Survey under ...

915.
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Watershed Boundary - 8 Digit: Michigan

2015. State of Michigan. This dataset at 1:24,000 scale is a greatly expanded version of the hydrologic units created in the mid-1970's by the U.S. Geological Survey under ...

916.
Polygon

Watershed Districts: Anoka County, Minnesota

2015. Watershed districts of Anoka County.

917.
Polygon

Watershed Management Districts: Becker County, Minnesota, 2013

2013. Shapefile of watershed management districts in Becker County, Minnesota.

918.
Watershed Suite: Minnesota

Watershed Suite: Minnesota

2014. Minnesota Department of Natural Resources (DNR). The MNDNR Watershed Suite is a collection of watershed delineations at various levels, flow network lines, and pour points. Follow the links below ...

919.
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Watersheds - 12 Digit Watersheds: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This file (SWSHED12) is a statewide digital watershed fil...

920.
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Watersheds - Chesapeake Bay Watershed: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Chesapeake Bay Watershed Outline. Defines extent of the C...

921.
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Watersheds - Coastal Zone: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.The Maryland coastal zone is comprised of the land, water...

922.
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Watersheds - Federal Watersheds (Huc 11): Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Hydrologic unit boundaries define the aerial extent of su...

923.
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Watersheds - GSI Planning Districts: Philadephia, Pennsylvania

2016. District planning areas for Green City, Clean Waters stormwater management strategic planning.

924.
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Watersheds - GSI Private Projects Regs: Philadephia, Pennsylvania

2016. Point geometric features representing land development projects in compliance with PWDs Stormwater Regulations.

925.
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Watersheds - Historic Streams Arc: Philadephia, Pennsylvania

2016. Philadelphia streams as mapped by Charles Ellet in 1842 and Previous study of historic streams conducted by PWD.

926.
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Watersheds - Historic Streams Polygon: Philadephia, Pennsylvania

2016. Philadelphia shoreline of Delaware River and Schuylkill River, digitized as mapped by Charles Ellet in 1842. Data is digitized from georeferenced m...

927.
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Watersheds - Hydrographic Features Arc: Philadephia, Pennsylvania

2016. Polyline geometric features representing the center flow line of all waterways in Philadelphia's five major watersheds.

928.
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Watersheds - Hydrographic Features Polygon: Philadephia, Pennsylvania

2016. Polygon geometric features representing the waterways and impoundments in Philadelphia's five major watersheds.

929.
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Watersheds - Major Watersheds Philadelphia: Philadephia, Pennsylvania

2016. Polygon feature class representing major watersheds in the Philadelphia and Region.

930.
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Watersheds - Major Watersheds Regional: Philadephia, Pennsylvania

2016. Polygon feature class represtenting major watersheds in the Philadelphia Region.

931.
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Watersheds - PWD Monitoring Locations: Philadephia, Pennsylvania

2016. Locations where PWD has conducted surface water quality sampling and other types of stream assessments. Monitoring activities may include water qua...

932.
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Watersheds - Rain Barrel Installed: Philadephia, Pennsylvania

2016. Rain Barrel installation locations prior to RainCheck.

933.
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Watersheds - Rain Check Installed: Philadephia, Pennsylvania

2016. RainCheck program installation sites.

934.
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Watersheds - Tributary Strategy Basins: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Maryland Tributary Teams-comprised of local citizens, far...

935.
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Watersheds - Zoning Hydrology Line 2012: Philadephia, Pennsylvania

2016. Hydrographic polygon features included in Philadelphia Hydrology Map. This map was officially adopted by City Council as the official map of Philad...

936.
Watersheds, 11-digit Hydrologic Units: Indiana

Watersheds, 11-digit Hydrologic Units: Indiana

2002. United States Geological Survey and Bernardin-Lochmueller & Associates. WATERSHEDS_HUC11_USGS_IN is a polygon shapefile showing the boundaries of watersheds in Southwestern Indiana. Watersheds are noted by a 11-digit hy...

937.
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Watersheds: Allegheny County, Pennsylvania

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Polygons marking borders of watersheds in Allegheny county.

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939.
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Watersheds: Baltimore County, Maryland

Baltimore County Web Map Portal. The watershed data set contains areas of land that contribute runoff and groundwater into a specific stream system. This data set shows the Baltimo...

940.
Polygon

Watersheds: Becker County, Minnesota, 2013

2013. Shapefile of watersheds in Becker County, Minnesota.

941.
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Watersheds: Centre County, Pennsylvania

Centre County Government. Delineates the drainage areas for the smaller tributary streams.

943.
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Watersheds: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

944.
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Watersheds: Dupage County, Illinois

2016. DuPage County Illinois. Watersheds in DuPage Co., IL.

945.
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Watersheds for New Jersey clipped to the Delaware River Basin: Delaware River Basin

2004. Watersheds for New Jersey coded to 14 digit Hydrologic Unit Codes (HUC) clipped to the Delaware River Basin.

946.
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Watersheds: Harford County, Maryland

Harford County Government. Watersheds and subwatersheds of Harford County.

947.
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Watersheds: Lorain County, Ohio

Lorain County Auditor GIS Open Data. GIS layer composed of Lorain County Watersheds.*Each layer has a different scale visibility. You may have to zoom in to a certain extent for the la...

949.
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Watersheds: Michigan

Southeast Michigan Council of Governments. Created from USGS 7.5 minute Topographic Quadrangles. MIRIS digital base maps used as control reference. Identifies watershed boundaries and the di...

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Watersheds: Montgomery County, Maryland

2015. Montgomery County, MD. Watersheds.