Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Magnetic anomaly > Aeromagnetic surveys > Ohio
| Survey name | Type | Altitude | Spacing | Line miles | # pts |
|---|---|---|---|---|---|
| Northern Ohio West | M-D | 1800 B | 1.5 miles | 5,905 | 148,285 |
| Columbus ARMS | M/R-Dz | 500 AG | 1 mile | 11,750 | 10,954 |