| Volcano Name: | Jefferson | Smithsonian Inst ID (SI_VNUM): | 322020 |
| Alternate Name: |
Forked Butte Goat's Peak Horseshoe Cone South Cinder Peak |
Volcano Type: | Stratovolcano(es) |
| Latitude: | 44.6741666700 | ||
| Longitude: | -121.7997222000 | ||
| Region: | Canada and Western USA | Sub Region: | USA (Oregon) |
| Date Entered: | 02/05/2012 |
| Eruption Start Date: | 75000 BP | Date Error: | 25000 | |
| Eruption End Date: | Dating Technique: | Not Available | ||
| Eruption Date Quality: | Low quality | Preferred Date: | Y | |
| Bulk DRE Volume (km3): | ? 0.100 (Literature) | ||
| Bulk deposit volume (km3): | 0.240 (Calculated) | ||
| Magnitude : | ? 4.400 (Calculated) | ||
| Maximum VEI : | 4.000 (Calculated) |
| Magma: | Not Available | ||
| Calculated Density: | |||
| Rock Classification: |
| Eruption Start Date: | 75000 BP | Date Error: | 25000 | |
| Eruption End Date: | Dating Technique: | Stratigraphy | ||
| Eruption Date Quality: | Low quality | Preferred Date: | Y | |
| Bulk DRE Volume (km3): | 1.000 (Literature) | ||
| Bulk deposit volume (km3): | 2.500 (Calculated) | ||
| Magnitude : | 5.400 (Calculated) | ||
| Maximum VEI : | 5.000 (Calculated) |
| Magma: | Not Available | ||
| Calculated Density: | |||
| Rock Classification: |