2024

Collection: 2024

Spatial Coverage

• Bounding Box: [-75.33836579430312, 39.81861242503653, -74.94278080085114, 40.146300205286956]
• CRS: EPSG:2272

Temporal Coverage

• Start: open
• End: ongoing

Files

Quick Start

1import geopandas as gpd
2
3gdf = gpd.read_parquet("./items.parquet")
4print(gdf.head())
1import geopandas as gpd
2
3gdf = gpd.read_parquet("./items.parquet")
4print(gdf.head())

STAC Metadata

• root: ../catalog.json
• parent: ../catalog.json
• items: ./items.parquet

Source

https://www.pasda.psu.edu/download/philacity/data/Imagery2024/tiles/GeoTIFF/Property/

Processing Notes

954 tiles covering the City of Philadelphia. Imagery captured during April and May 2024. Ground sample distance (GSD) is 3 inches (0.0762 meters). Coordinate reference system: NAD83 / Pennsylvania South (ftUS) - EPSG:2272.

Source files from PASDA were Cloud-Optimized GeoTIFFs using DEFLATE compression. Recompressed to JPEG for consistency with 2025 data and reduced file size:

• Compression: JPEG (YCbCr color space)
• Quality: 95
• Internal tiling: 512x512 pixels
• Overviews: Automatically generated
• Size reduction: 265 GB -> 64 GB (76% smaller)

Attribution

City of Philadelphia

License

LicenseRef-CityOfPhiladelphia

Contact

Nissim Lebovits nlebovits@pm.me

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