Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1. Public Land Survey System (PLSS): Clay County, Minnesota, 2000

2000. Clay County GIS. Clay County public land survey (PLS).

2. Aerial Survey 2000 Disease/Pest: Michigan

2000. Michigan Department of Natural Resources.

3. Aerial Survey 2000 Pattern: Michigan

2000. Michigan Department of Natural Resources.

4. Aerial Survey 2000 Severity: Michigan

2000. Michigan Department of Natural Resources.

5. Aggregate Resources 1997, 2020 and 2040: Metro Twin Cities, Minnesota

2000. Metropolitan Council. The Aggregate Resources (sand, gravel and limestone and dolomite) dataset contains three separate shape files for aggregate resources for 1997, 202...

6. Allegheny County - Councils of Government: Pennsylvania, 2008

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the boundaries of the Councils of Government (COG's) in Allegheny County.

7. Allegheny County - Floodplain: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. In an effort to expedite the permit review process for Water Obstruction and Encroachment Applications, the Pennsylvania Department of Environmenta...

8. Allegheny County - Index: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Derived from original MAPINDX: Map Index Sheets from Block and Lot Grid of Property Assessment and based on aerial photography, showing 1983 datum ...

9. Allegheny County - Municipal boundaries: Pennsylvania, 2016

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the boundaries of the 130 Municipalities in Allegheny County the attribute table includes additional descriptive inform...

10. Allegheny County - NHI (Natural Heritage Inventory): Pennsylvania, 2000

2000. Allegheny County - Western Pennsylvania Conservancy. The Allegheny County Natural Heritage Inventory identifies and maps Allegheny County's most significant natural areas. The NHI study (Natural Herit...

11. Allegheny County - NWI (National Wetlands Inventory): Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. NWI (National Wetlands Inventory) digital data files are records of wetlands location and classification as defined by the U.S. Fish & Wildlife Ser...

12. Allegheny County - Parking: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Paved and unpaved parking lots that accommodate more than ten (10) cars.

13. Allegheny County - Parks: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Was derived from the data included in original file CULTUREF. Delineates the area following a generalized line along the outside edge of all parks ...

14. Allegheny County - Pools: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray in-ground community pools, does not include residential pools.

15. Allegheny County - Soils: Pennsylvania, 2000

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the soils in Allegheny County.

16. Allegheny County - Watersheds: Pennsylvania, 2000

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

17. Ancient shorelines of southwestern Lake Michigan

2000. Thompson, Todd A.(Todd Alan), 1959-cartographer. Includes ill., text, graphs showing "Lake-level fluctuations over the past 4,700 years" and a timeline showing historical events since 1166 B.C. ti...

18. Annual Average Daily Traffic (AADT) Turning Traffic: Iowa, 2000

2000. Iowa Department of Transportation. Iowa turning traffic data (AADT) for intersections on the primary, secondary and municipal roadway systems for 2000. The state is divided into 4 qu...

19. Archived Submerged Aquatic Vegetation - SAV 2000: Maryland

2000. Maryland iMap. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The 2000 Chesapeake Bay Submerged Aquatic Vegetation (SAV) was...

20. Birds Habitat: Pennsylvania, 2006

2000. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using the original data NPennsylvania conservation gap avian habitat modelsN as originated by the Environmenta...