DRAPP coverage map (static)

Year

per-tile footprints (hover for tile name) live-service extent (3D view possible) 3DEP 1 m DEM coverage overlay (USGS) opacity 0.45

public download (S3 archive) tiles

live service, region-wide (Sanborn/DRCOG)

live service, Jefferson County mirror only

partner-only vintage (not public)

3DEP 1 m DEM available

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Static build: footprints are precomputed files; imagery, 3DEP and basemap tiles load straight from the public services in your browser. Sources: DRCOG DRAPP S3 archive (drapparchive), DRCOG/Sanborn ImageServers, Jefferson County DRAPP mirrors, USGS 3DEP index. Footprints derived from world files + raster headers (see README section 9).