Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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Rivers and Streams: Cook County, Illinois, 2015

2015. Cook County GIS Department. The Rivers and Streams line dataset represents, as a single line, the interpreted midline of flowing water features as seen on the aerial photography.

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Rivers: Anoka County, Minnesota

2015-. Anoka County, Minnesota. Anoka County rivers.

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Rivers: Chisago County, Minnesota, 2015

2015. Chisago County, Minnesota. Chisago County rivers.

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Rivers Conservation Plans for Pennsylvania

2000. Contains multiple Rivers Conservation Plans for Pennsylvania. Each folder inculdes various files with data about that particular river study area.

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Rivers, Inundation Areas, Canals, Submerged Streams, and Other Linear Waterbodies in Watersheds: Indiana

Rivers, Inundation Areas, Canals, Submerged Streams, and Other Linear Waterbodies in Watersheds: Indiana

2016. United States Geological Survey and the United States Environmental Protection Agency. HYDROGRAPHY_LOCALRES_WATERBODYLINEAR_NHD_IN.SHP is a polygon shapefile that contains features of rivers, inundation areas, canals, ditches, submerg...

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Route of the Cape May-Lewis Ferry

2004. Delaware River Basin Commission (DRBC). Route of the Cape May-Lewis ferry.

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Saginaw Bay (Lake Huron) Bathymetric Contours: Michigan

Bathymetric Contours in Saginaw Bay (Lake Huron).

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Saginaw Bay (Lake Huron) Shoreline: Michigan

Saginaw Bay (Lake Huron) Shoreline.

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Saginaw Bay (Lake Huron) Shoreline: Michigan

Saginaw Bay (Lake Huron) Shoreline: Michigan

They purpose of this file is to provide the most current view of the boundaries of the individual Great Lakes.

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Scenic Rivers: Pennsylvania

1996. Environmental Resources Research Institute. State designated scenic rivers.

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Services - Contours 2015 2ft: Philadephia, Pennsylvania

2015. Karen Kwasnowski. The City of Philadelphia has migrated metadata for this data set to the City-wide Metadata Catalog. For any questions about the migration and admin...

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Shallow Lakes Identified by DNR Wildlife: Minnesota

Shallow Lakes Identified by DNR Wildlife: Minnesota

2006. Minnesota Department of Natural Resources (DNR) - Division of Fish & Wildlife - Wildlife Unit. This is a polygon coverage of shallow lakes in Minnesota. In this coverage, a "shallow lake" is defined as a basin 50 acres or greater in size hav...

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Small Watersheds: Pennsylvania

1997. Environmental Resources Research Institute. Boundaries of 9,895 watersheds in Pennsylvania indicated in the Pennsylvania gazeteer of streams. These boundaries enclose catchment areas for name...

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Small Watersheds: Pennsylvania

2014. Environmental Resources Research Institute Eastern Pennsylvania Coalition for Abandoned Mine Reclamation (EPCAMR). Boundaries of 9,895 watersheds in Pennsylvania indicated in the Pennsylvania gazeteer of streams. These boundaries enclose catchment areas for name...

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Snail Sampling points Plummers Island: Pennsylvania

2005. Ryan Evans, Pennsylvania Natural Heritage Program - Pittsburgh office. April 2004 freshwater snail sampling points around Plummer's Island, Montgomery County, Maryland.

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Source Water Web Service: Iowa

Source Water Web Service: Iowa

This web service provides access to the data used in the Source Water Mapper application.

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Sovereign Meantered Rivers: Iowa

2017. Iowa Department of Natural Resources. Sovereign Meandered Rivers of Iowa This zip file contains a shapefile of the listed Sovereign Meandered Rivers of Iowa.

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Spring Creek Watershed streams: Pennsylvania

1996. Environmental Resources Research Institute. Streams within the Spring Creek Watershed.

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Springs in: Minnesota

Springs in: Minnesota

2018. Minnesota Department of Natural Resources (DNR) - Ecological and Water Resources. Inventory of springs in Minnesota. These data are collected and compiled by the Minnesota DNR as a tool to help create awareness of and appreciatio...

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State Fish Hatcheries: Pennsylvania

2017. Pennsylvania Fish and Boat Commission. The Fish & Boat Commission operates thirteen (13) state fish hatcheries. Northern hatcheries (north of I-80) primarily culture warm/coolwater fish,...