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www.pasda.psu.edu

PASDA Home Page

Pennsylvania's official geospatial information clearinghouse and the Commonwealth's node on the National Spatial Data Infrastructure (NSDI).
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Ranked:
#1 in Data Sources Place US, #24 in Pennsylvania, #30 in Gis Data, #249 in Gis, #1,045 in Maps, #1,108 in Data, #1,132 in State, #29,613 in General Reference
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