What this source helps you find
Find USGS satellite and aerial scenes by area, date and collection.
Public sources / US
USGS EarthExplorer
Find USGS satellite and aerial scenes by area, date and collection.
Limit to retain in your conclusion
Check acquisition, sensor, resolution, clouds and processing level before interpreting an image.
Useful search anchors
- Place / coordinates
- Reference period
- Layer / product / sensor
Fields to record when citing a result
- Document identifier
- Capture / acquisition date
- Layer / product / sensor
- Scale / resolution
Evidence record to retain
Scene ID, collection, sensor, footprint, acquisition, resolution, cloud cover, processing and download date.
Check before drawing a conclusion
A scene records only its area and acquisition time; compare like processing levels.
Official reference page
Consultation date :
Reference content consulted.
This record concerns the cited page on this date, not permanent service availability or every feature. Data, files and APIs may have different access conditions.
Cross-check this source in a research route
Compare imagery of an area
Fix area and dates, open USGS and Copernicus scenes, then use NASA Worldview to place the change in context.
Sensors, resolution, cloud cover and processing differ; similar colors do not prove identical ground conditions.
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