Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Puget Sound 1997 | M-D | 244 m above ground | 0.40 km | 69,202 km |
Seattle | M/R-D | 121.9 m | 9.60 km | 1,866 km |
Puget Sound | M-D | 914.4 m (barometer) | 1.60 km | 4,908 km |
Olympic Pen.-South | M-Dz | 762 m (barometer) | 3.20 km | 2,471 km |
Olympic Mountains | M-D | 2134 m (barometer) | 4.80 km | 1,021 km |
Puget Lowlands B (West) | M-D | 243.8 m above ground | 0.80 km | 1,392 km |
Gray's Harbor | M-D | 228.6 m above ground | 0.40 km | 7,620 km |