Orthophoto Repository 2021

Spectral resolution: Colour (3-band)

Spatial resolution: 7.5 cm

Image acquisition date: May - July 2021

Individual GeoTIFF files (~286MB each) may be downloaded via the Google Drive links provided in the dataset.

Folder with all TIF files: https://drive.google.com/drive/folders/1D4KjD_ucu9rcaXOvv_kIhP9ZAlkMEkkN

The city-wide ECW file (~32GB) may be downloaded from https://drive.google.com/drive/u/0/folders/1fGGX7MctA5XfOvDkTUxJdg7QHN7tMy6a. The spatial details for this ECW file are as follows:

CoordSys: Canadian Coordinate Systems

CoordZone: 3TM-114W Central Meridian

CoordDatum: NAD83

CoordUnits: Meters

ESRI WKID: 3776

See also https://gis.edmonton.ca/site1/rest/services/Imagery_Public/2020_Spring_RGB_Pictometry_Tiled/MapServer.

Querying over HTTP

Splitgraph serves as an HTTP API that lets you run SQL queries directly on this data to power Web applications. For example:

curl https://data.splitgraph.com/sql/query/ddn \
    -H "Content-Type: application/json" \
    -d@-<<EOF
{"sql": "
    SELECT *
    FROM \"edmonton-ca/orthophoto-repository-2021-sgn7-pn83\".\"orthophoto_repository_2021\"
    LIMIT 100 
"}
EOF

See the Splitgraph documentation for more information.