Oregon magnetic and gravity maps and data

Online link http://pubs.usgs.gov/ds/355/
Description Aeromagnetic surveys of Oregon, merged to form seamless grids across the state. Gravity anomaly data are provided as well.
Originators Roberts, Carter W.; Kucks, Robert P.; and Hill, Patricia L.
Publication U.S. Geological Survey Data Series 355

States or counties

Reduced-size image of the magnetic anomaly map
Reduced-size image of the magnetic anomaly map
Additional images
Oregon Composite Magnetic Anomaly Map (NE illumination) at simulated flight altitude of 305 m (1,000 ft) above ground
https://pubs.usgs.gov/ds/355/ormag.jpg
Oregon complete Bouguer gravity anomaly map
https://pubs.usgs.gov/ds/355/orcba.jpg
Oregon isostatic gravity anomaly map, northeast illumination
https://pubs.usgs.gov/ds/355/oriso.jpg