1. Pennsylvania Spatial Data Access

2. Pennsylvania Geospatial Information Council Pennsylvania Department of Environmental Protection Penn State University Environmental Resources Research Institute College of Agricultural Sciences Center for Academic Computing A Collaborative Effort

3. The Official Spatial Data Clearinghouse for PA PA’s Node on the National Spatial Data Infrastructure (NSDI) 13,000 data files/14,000 metadata records Geography Network participant PASDA

4. Benefit to Providers: -Mechanism for data distribution -Publicity -Provide service to PA Benefit to Users: -Can access & use valuable data -Avoid duplication of effort -FREE How PASDA Works Data Partners -Data Collection -Mapping -Documentation PASDA Staff -Storage -Management -Assistance Distribution Via the Web -Retrieval by user

5. Data Cataloging Data Access Data Usage What does PASDA do?

6. PASDA: Data Cataloging ERRI penndot -Partner data collected and organized -Metadata created

7. Time Period of Content: Time Period Information: Single Date/Time: Calendar Date:1994 Currentness Reference:publication date Status: Progress:Complete Maintenance and Update Frequency:None planned Spatial Domain: Bounding Coordinates: West Bounding Coordinate:-74.739 East Bounding Coordinate:-73.652 North Bounding Coordinate:45.156 South Bounding Coordinate:44.496 Keywords: Theme: Theme Keyword Thesaurus:None Theme Keyword:RF3 alpha Hydrography River Reach streams stream network rivers hydrography ArcInfo navigation drainage Place: Place Keyword Thesaurus:Geographic Names Information System Place Keyword:New York NY New York English-Salmon Access Constraints:none Use Constraints:none Point of Contact: Contact Information: Contact Organization Primary: Contact Organization:U.S. Environmental Protection Agency Contact Person:Dan Parker Contact Address: Address Type:mailing and physical address Address:401 M Street SW (4503F) City:Washington State or Province:DC Postal Code:20460 Country:United States Contact Voice Telephone:1-800-424-9067 Data Set Credit:McKay, Lucinda; Sue Hanson; Robert Horn; Richard Dulaney; Alan Cahoon; Mark Olsen; and Thomas Dewald, 1994. The U.S. EPA Reach File Version 3.0 Alpha Release (RF3-Alpha) Technical Reference. U.S. Environmental Protection Agency, Washington, DC PASDA: Data Cataloging Originator:U.S. Environmental Protection Agency/Office of Water/OST Basins Title:USEPA/OW River Reach File 3 (RF3) Alpha for CONUS, Hawaii, Puerto Rico, and the U.S. Virgin Islands Spatial Domain: Bounding Coordinates: West Bounding Coordinate:-74.739 East Bounding Coordinate:-73.652 Spatial Domain: Bounding Coordinates: West Bounding Coordinate:-74.739 East Bounding Coordinate:-73.652 Calendar Date:1994 Indirect Spatial Reference:English-Salmon - New York Direct Spatial Reference Method:Vector Description: Abstract :The U.S. Environmental Protection Agency's (EPA) Reach Files are a series of hydrographic databases of the surface waters of the continental United States … Description: Abstract :The U.S. Environmental Protection Agency's (EPA) Reach Files are a series of hydrographic databases of the surface waters of the continental United States … Planar Distance Units:meters Geodetic Model: Horizontal Datum Name:North American Datum of 1927 Ellipsoid Name:Clarke 1866 Planar Distance Units:meters Geodetic Model: Horizontal Datum Name:North American Datum of 1927 Ellipsoid Name:Clarke 1866 Metadata Info about the data

8. organized into a retrievable format on the PASDA web page for analysis. Time Period of Content: Time Period Information: Single Date/Time: Calendar Date:1994 Currentness Reference:publication date Status: Progress:Complete Maintenance and Update Frequency:None planned Spatial Domain: Bounding Coordinates: West Bounding Coordinate:-74.739 East Bounding Coordinate:-73.652 North Bounding Coordinate:45.156 South Bounding Coordinate:44.496 Keywords: Theme: Theme Keyword Thesaurus:None Theme Keyword:RF3 alpha Hydrography River Reach streams stream network rivers hydrography ArcInfo navigation drainage Place: Place Keyword Thesaurus:Geographic Names Information System Place Keyword:New York NY New York English-Salmon Access Constraints:none Use Constraints:none Point of Contact: Contact Information: Contact Organization Primary: Contact Organization:U.S. Environmental Protection Agency Contact Person:Dan Parker Contact Address: Address Type:mailing and physical address Address:401 M Street SW (4503F) City:Washington State or Province:DC Postal Code:20460 Country:United States Contact Voice Telephone:1-800-424-9067 Data Set Credit:McKay, Lucinda; Sue Hanson; Robert Horn; Richard Dulaney; Alan Cahoon; Mark Olsen; and Thomas Dewald, 1994. The U.S. EPA Reach File Version 3.0 Alpha Release (RF3-Alpha) Technical Reference. U.S. Environmental Protection Agency, Washington, DC http://www.pasda.psu.edu PASDA: Finding What is Out There

9. Partner files Downloaded Via the Internet Onto your GIS PASDA: Fast and Convenient Data Access

10. PASDA: The Clearinghouse Advantage PASDA: The Clearinghouse Advantage Easy access Centralized location No expense or cost No annoying advertising FTP and Web downloads Zipped files

11. PASDA: GIS Data Types Vector Data Raster Data

12. PASDA: Raster Example Each Pixel color is defined by a numerical value. PASDA Data Source: USGS

13. PASDA: Vector examples Zip code boundaries Streams Post office locations County boundaries defined PASDA Data Source: PA Census

14. PASDA: Data Usage Partner data analysis examples

15. Terrabyte Image of Indiana County Terrabyte Image of Indiana County Data Sources: Published through ERRI, by PSU National Gap Analysis Program National Biological Service/US Geologic Survey Biological Resources Pennsylvania Mapping and Geographic Information Consortium. PASDA: Data Usage

16. Digital Elevation Model of Blair County Digital Elevation Model of Blair County Data Source: 7.5' USGS DEMs

17. PASDA: Data Usage Watershed Boundaries in Allegheny County Data Sources: Environmental Resources Research Institute (ERRI) Pennsylvania Department of Environmental Protection

18. PASDA: Data Usage Floodplains in Crawford County Data Sources: Pennsylvania Department of Environmental Protection Office of Remote Sensing for Earth Resources, PSU

19. PASDA: Data Usage Major Physiographic Provinces of PA Major Physiographic Provinces of PA Data Sources: Pennsylvania Bureau of Topographic and Geologic Survey

20. PASDA: Data Usage Centre County roads and school districts Data Source: Environmental Resources Research Institute

21. PASDA: Data Usage Data Sources: Published by Bureau of the Census U.S. Department of Commerce U.S. Geologic Survey Digital Orthophoto Quadrangle (DOQ) of downtown Pittsburgh Digital Orthophoto Quadrangle (DOQ) of downtown Pittsburgh

22. PASDA: Data Usage SPOT True Color Satellite Image Data Source: SPOT Image Corporation Pennsylvania Dept. of Environmental Protection

23. PASDA: Data Usage SPOT True Color Satellite Image Data Source: SPOT Image Corporation Pennsylvania Dept. of Environmental Protection

24. PASDA Goals Serve the Commonwealth Target a Broad Audience Educate and Raise Awareness of GIS, Data, and Metadata Facilitate Data Access & Management

25. What Is Web GIS? GIS for Everyone Makes GIS Functionality & Data Available No Specialized Hardware, Software, or Training Required Available via Ubiquitous Web Browser

26. Web GIS Fits with PASDA’s Goals Serves the Commonwealth Targets a Broad Audience Educates / Raises Awareness of GIS Facilitates Data Access

27. PASDA Web GIS Efforts Provide Access to View PASDA Data –Explore the Commonwealth –Preview data before downloading Provide Simple Queries/Analyses –View attributes –Buffers and other spatial relationships Simplify Data Delivery –Extract data for specific areas –Process to compatible format

28. Applications Geography Network (ESRI) –Additional way to access to PASDA data –Visible to a wider audience PA Atlas –PASDA Data Viewer and Download Utility Pennsylvania Legislature –Viewer for Legislature-Related Information –For Legislative Intranet and Public Internet Guide for the National Governors’ Meeting –Developed as a service to the University and the Commonwealth

29. Geography Network www.geographynetwork.com “MapServices” Available over Internet Data Stored at PASDA and other Global sites Register Datasets and Metadata PASDA was one of the initial participants Pennsylvania has most services available

30. Contacts PASDA –www.pasda.psu.edu –pasda@psu.edu