- Mineral Resources
- Online Spatial Data
- Magnetic anomaly
- Aeromagnetic surveys
- California
Airborne geophysical surveys
| Survey name |
Type |
Altitude |
Spacing |
Flight line distance |
| Alturas | M/R-D | 121.9 m | 9.60 km | 2,626 km |
| Burney | M-D | 305 m above ground | 0.80 km | km |
| Wendel | M-D | 2438 m (barometer) | 0.80 km | 251 km |
| Caribou | M-D | 2470 m (barometer) | 0.80 km | 257 km |
| Modoc South-central | M-Dz | 2438 m (barometer) | 3.20 km | 772 km |
| Modoc East | M-Dz | 2896 m (barometer) | 3.20 km | 1,375 km |
| California Cascades | M-D | 2743 m (barometer) | 1.60 km | 21,726 km |
| Lassen Peak '80 | M-D | 3353 m (barometer) | 0.80 km | 1,528 km |
| Chico | M/R-D | 121.9 m | 4.80 km | 4,869 km |
| Lovelock | M/R-D | 121.9 m | 4.80 km | 4,752 km |
| Smoke Creek Desert | M-D | 150 m above ground | 0.20 km | 8,939 km |
| Reno | M/R-D | 121.9 m | 4.80 km | 4,787 km |
| Susanville | M/R-D | 121.9 m | 9.60 km | 2,644 km |
| Vya | M/R-D | 121.9 m | 4.80 km | 4,861 km |
