1. Mineral Resources
  2. Online Spatial Data
  3. Magnetic anomaly
  4. Aeromagnetic surveys
  5. Maine

Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
BangorM/R-D121.9 m 4.80 km3,910 km
LewistonM/R-D121.9 m 9.60 km2,494 km
Sherbrooke-Lewiston '80M-D91 m above ground0.80 km3,498 km
PortlandM/R-D121.9 m 8.00 km989 km