MIT Libraries logo

Search Constraints

You searched for: Collection Pennsylvania Spatial Data Access (PASDA) Remove constraint Collection: Pennsylvania Spatial Data Access (PASDA) Place Allegheny County, Pennsylvania, United States Remove constraint Place: Allegheny County, Pennsylvania, United States
Number of results to display per page

Search Results

1. Address Points: Allegheny County, Pennsylvania

2018. Allegheny County Division of Computer Services Geographic Information Systems Group; Modified by GDR for the Allegheny County CAD project, October 2008. This dataset contains Address Points in Allegheny County. The Address Points were created by GDR for the Allegheny County CAD project, October 2008...

2. Building Footprints: Allegheny County, Pennsylvania

2018. Allegheny County Division of Computer Services Geographic Information Systems Group. Footprints for all buildings and out buildings in Allegheny County. Buildings are captured by following the edge of the roof line. All near orthogo...

3. Glacial Deposits of Northwestern Pennsylvania

2018. Allegheny College. Digitized regional surficial geology map for northwestern Pennsylvania. The complete citation for the paper map is: Map of the Glacial Deposits of ...

4. Parcels: Allegheny County, Pennsylvania

2018. Allegheny County Division of Computer Services Geographic Information Systems Group. Boundary outlines of individual properties in Allegheny County.

5. Street Centerlines: Allegheny County, Pennsylvania

2018. Allegheny County Division of Computer Services Geographic Information Systems Group; Modified by GDR for the Allegheny County CAD project, October 2008. This dataset contains street centerlines for vehicular and foot traffic in Allegheny County. Street Centerlines are classified as Primary Road, Sec...

6. Boundary: Allegheny County, Pennsylvania

2016. This dataset contains the Allegheny County boundary.

7. Hydrology Areas: Allegheny County, Pennsylvania

2016. Allegheny County Division of Computer Services Geographic Information Systems Group. Rivers, Lakes, Ponds, Reservoirs, Hidden Lakes, Reservoirs or Ponds: If greater than 25 feet and less than 30 feet wide, is captured as a double li...

8. Hydrology Lines: Allegheny County, Pennsylvania

2016. Allegheny County Division of Computer Services Geographic Information Systems Group. Rivers, Lakes, Ponds, Reservoirs, Hidden Lakes, Reservoirs or Ponds: If greater than 25 feet and less than 30 feet wide, is captured as a double li...

9. Municipal boundaries: Allegheny County, Pennsylvania

2016. 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. Zip Codes: Allegheny County, Pennsylvania

2016. This dataset demarcates the zip code boundaries that lie within Allegheny County. These are not clipped to the Allgeheny County boundary.

11. Voting Districts: Allegheny County, Pennsylvania

2014. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the boundaries of the Voting Districts in Allegheny County.

12. Imagery 2013 - Tile Index: Allegheny County, Pennsylvania

2013. Allegheny County Division of Computer Services Geographic Information Systems Group. Tile Index - Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for c...

13. Imagery 2013: Allegheny County, Pennsylvania

2013. Allegheny County Division of Computer Services Geographic Information Systems Group. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

14. County Council Districts: Allegheny County, Pennsylvania

2012. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the boundaries of the County Council Districts in Allegheny County.

15. Wooded Areas: Allegheny County, Pennsylvania

2011. Allegheny County Division of Computer Services Geographic Information Systems Group. Stands of trees (coniferous and deciduous) too numerous to plot as individual trees. The area is delineated following a generalized line along the ...

16. Greenways: Allegheny County, Pennsylvania

2010. Allegheny County Planning Division/Allegheny County GIS Department. The Greenways feature class consists of a complilation of the following data: agricultural easements, Allegheny Land Trust GREENPRINT, Conservation...

17. Imagery 2010 - Tile Index: Allegheny County, Pennsylvania

2010. Allegheny County Division of Computer Services Geographic Information Systems Group. TILE INDEX - Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for c...

18. Imagery 2010: Allegheny County, Pennsylvania

2010. Allegheny County Division of Computer Services Geographic Information Systems Group. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

19. Slopes: Allegheny County, Pennsylvania

2010. Allegheny Places Design Team. Slope data.

20. Thickness of Glacial Deposits, Western Crawford County, Pennsylvania

2010. Allegheny College. Digitized sediment thickness map for western Crawford County, Pennsylvania. (The term western applies to all portions of the county west of 80 degr...

21. Thickness of Unconsolidated Deposits of Erie County, Pennsylvania

2010. Allegheny College. Digitized sediment thickness map for Erie County, Pennsylvania. The complete citation for the source map is: Map Showing the Thickness of Unconsoli...

22. Urban Tree Canopy: Allegheny County, Pennsylvania

2010. University of Vermont Spatial Analysis Laboratory Allegheny County Division of Computer Services Geographic Information Systems Group. Allegheny County Urban Tree Canopy. High resolution land cover dataset for Allegheny County, Pennsylvania.

23. Councils of Government: Allegheny County, Pennsylvania

2008. 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.

24. Contours: Allegheny County, Pennsylvania

2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Contour data was created as a result of a county flyover in the spring of 2004. Contours were created from a DTM Feature Dataset, upgraded by Baker...

25. Railroad Lines: Allegheny County, Pennsylvania

2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Railroad Centerlines are collected by digitizing the apparent center of each set of rails. The Rail Line Edge is the apparent Right of Way. Rights ...

26. Retaining Walls: Allegheny County, Pennsylvania

2006. Allegheny County Division of Computer Services Geographic Information Systems Group. The Retaining Wall Feature Dataset contains photogrammetrically compiled Retaining Walls - structures of concrete, brick, stone, wood, etc. retaini...

27. Spot Elevation: Allegheny County, Pennsylvania

2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Spot Elevation data was created as a result of a county flyover in the spring of 2004. They were created from a DTM Feature Dataset, upgraded by Ba...

28. Street Edge of Pavement: Allegheny County, Pennsylvania

2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Edge of Pavements are the edges of all public thoroughfares including paved roads, unpaved roads, bridges, overpasses, tunnels, alleys, stairways a...

29. Basins: Allegheny County, Pennsylvania

2002. Allegheny County Division of Computer Services Geographic Information Systems Group. 3 Rivers Wet Weather Demonstration Program Outreach Planning Basins.

30. Blocks: Allegheny County, Pennsylvania

2002. 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 ...

31. Cemeteries: Allegheny County, Pennsylvania

2002. Allegheny County Division of Computer Services Geographic Information Systems Group. Outlines of public and private cemeteries greater than one acre in size. Areas were delineated following a generalized line along the outside edge ...

32. Library: Allegheny County, Pennsylvania

2002. Allegheny County Division of Computer Services Geographic Information Systems Group. Data was created to portray the Libraries in Allegheny County.

33. Public Buildings: Allegheny County, Pennsylvania

2002. Allegheny County Division of Computer Services Geographic Information Systems Group. Point locations of county and municipal buildings, halls, public works sites, government buildings.

34. Floodplain: Allegheny County, Pennsylvania

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...

35. Index: Allegheny County, Pennsylvania

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 ...

36. NHI (Natural Heritage Inventory): Allegheny County, Pennsylvania

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...

37. NWI (National Wetlands Inventory): Allegheny County, Pennsylvania

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...

38. Parking: Allegheny County, Pennsylvania

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

39. Parks: Allegheny County, Pennsylvania

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 ...

40. Pools: Allegheny County, Pennsylvania

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.

41. Soils: Allegheny County, Pennsylvania

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

42. Watersheds: Allegheny County, Pennsylvania

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