Aeromagnetic Coverage Map
![Image shows a map of the United States with varying coverage of aeromagnetic surveys](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/quality-assessment-existing-aeromagnetic-surveys-united-states.png?itok=sH5u6aI2)
Detailed Description
Assessment of the quality of existing aeromagnetic surveys for the United States, with rank 1 indicating the best quality and rank 5 indicating the worst. The map results from the ranking scheme applied to each public aeromagnetic survey by Eric Anderson, Ben Drenth, V. J. S. Grauch, Anne McCafferty, Anji Shah, and Dan Scheirer of the USGS.
Sources/Usage
Public Domain.