Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Missouri '79M-D365.76 m (barometer)0.80 km1,674 km
Piedmont AreaM-Dz152.4 m above ground0.40 km6,437 km
CardarevaM-Dz457.2 m (barometer)0.40 km1,569 km
South Missouri Ground MagM-Dzground m at ground level1.61 km km
Poplar BluffM/R-D121.92 m 4.83 km4,889 km
RollaM/R-D121.92 m 9.66 km2,567 km