Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
BendM/R-D121.9 m 4.80 km4,556 km
Mt. JeffersonM-D1981 m (barometer)1.00 km1,609 km
Mt. Jefferson PeakM-D3658 m (barometer)1.00 km281 km
Mt. WashingtonM-D3048 m (barometer)1.00 km281 km
Northern Cascades WestM-D2134 m (barometer)1.60 km10,138 km
Northern Cascades EastM-D1524 m (barometer)1.60 km5,471 km
Mt. Jefferson '82M-D3353 m (barometer)1.60 km724 km