Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Linn-Augusta AreaM-Dz457.2 m (barometer)0.40 km17,702 km
North Missouri Ground MagM-Dz-9999 m at ground level1.60 km km
St LouisM/R-D121.9 m 9.60 km2,806 km