Airborne Geophysical Survey Inventory Viewer Screenshot
![geophysical survey index map](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/airborne-geophysical-survey-index-map.png?itok=yY02qrrn)
Detailed Description
Index map of 1,598 airborne geophysical surveys conducted or contracted by the USGS since the 1940s. The Project generated survey footprints and attributed each with survey specific information that helps users quickly assess available data sets on our geophysical data portal.
Sources/Usage
Public Domain.