1. Mineral Resources
  2. Online Spatial Data
  3. Magnetic anomaly
  4. Aeromagnetic surveys
  5. U.S. possessions and associated areas

Airborne geophysical surveys

Counties of Puerto Rico

Survey name Type Altitude Spacing Flight line distance
Central Puerto RicoM-Dz152.4 m above ground0.40 km5,069 km
North CoastM-Dz152.4 m above ground0.80 km563 km
Utuado BatholithM-Dz152.4 m above ground0.40 km2,897 km