| Survey type | M/EM-D (magnetic; airborne electromagnetic; collected in digital form) |
|---|---|
| Flown by | Geotech, Ltd. |
| Date flown | 04/19-05/19 |
| Line spacing | 0.15 and 0.6 (km) |
| Altitude | 140 (m) above ground |
| Total distance | 1,478 (km) |
| References | |
| Counties | Hinsdale - Ouray - San Juan - San Miguel |
| Overlapping surveys |