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Ashland (NE)

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Survey type M/EM-D (magnetic; airborne electromagnetic; collected in digital form)
Flown by Fugro
Date flown 03/07
Line spacing 0.27 (km)
Altitude 30 (m) above ground
Total distance 362 (km)
References
Smith, Bruce D., Abraham, Jared D., Cannia, James C., Steele, Gregory V., Hill, Patricia L., 2008, Helicopter Electromagnetic and Magnetic Geophysical Survey Data, Oakland, Ashland, and Firth Study Areas, Eastern Nebraska, March 2007; Open-File Report 2008-1018

https://pubs.er.usgs.gov/publication/ofr20081018
Counties Sarpy - Saunders
Overlapping surveys

Data: Magnetic (M-D)

Metadata Questions & Answers - Outline - Parseable text - XML
Download NE_4313.zip

Data: Magnetic, electromagnetic (M/EM-D)

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Download 1018