Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Mother Lode '51 | M-Dz | 304.8 m above ground | 0.80 km | 4,224 km |
San Francisco ARMS '58 | M-Dz | 152.4 m above ground | 1.60 km | 3,540 km |
San Jose '89-'90 | M-D | 152.4 m above ground | 0.40 km | 6,570 km |
San Francisco '73 | M-D | 914.4 m (barometer) | 1.60 km | 11,909 km |
Central Sierra Nevada | M-Dz | 152.4 m above ground | 0.60 km | 7,378 km |
Livermore | M-D | 304.8 m above ground | 0.53 km | 7,724 km |
N. Great Valley South | M-Dz | 762 m (barometer) | 1.60 km | 9,253 km |
Sacramento | M/R-D | 121.9 m | 4.80 km | 5,005 km |
Sacramento 2011 | M-D | 244 m above ground | 0.80 km | km |
San Jose | M/R-D | 121.9 m | 4.80 km | 5,182 km |