Bakken Play, ND [A1003]
Survey Size: 2,900 line miles Flight Lines: East-West, 3,000-foot line spacing Tie Lines: North-South, 5-mile line spacing Elevation: 4,000 feet barometric Instrumentation: 0.01 gamma cesium vapor magnetometer Date Flown: November 1990 Data Provided: Total Magnetic Intensity (IRGF removed) contour map Flight Path Map Reduced-To-Pole of TMI map Vertical Derivative map (optional) Horizontal Gradient (optional) Profiles,