Philadelphia Aerial Imagery

Philadelphia aerial imagery at ~3" resolution (2024 and 2025)

Collections

2024

Collection: 2024

2025

Collection: 2025

Coverage

Spatial Extent

• West: -75.3384, South: 39.8186, East: -74.9428, North: 40.1463

Source

https://www.pasda.psu.edu/uci/SearchResults.aspx?searchType=mapserver&keyword=Philadelphia+Imagery

Processing Notes

Multi-year aerial imagery of Philadelphia. Source imagery downloaded from PASDA (Pennsylvania Spatial Data Access System). All tiles converted to Cloud-Optimized GeoTIFF (COG) format with consistent settings:

• Compression: JPEG (YCbCr color space)
• Quality: 95
• Internal tiling: 512x512 pixels
• Overviews: Automatically generated

Each year is a separate STAC collection containing ~950 tiles covering the full city extent. Ground sample distance (GSD) is 3 inches (0.0762 meters). Coordinate reference system: NAD83 / Pennsylvania South (ftUS) - EPSG:2272.

Attribution

City of Philadelphia / PASDA

License

LicenseRef-CityOfPhiladelphia

Contact

Nissim Lebovits nlebovits@pm.me

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Generated by Portolan from STAC metadata and .portolan/metadata.yaml