Volcano Name: Hakoneyama Smithsonian Inst ID (SI_VNUM): 283020
Alternate Name:
Futago-yama
Futagoyama
Hakone
Kami-yama
Kamiyama
Komaga-take
Komagatake
Kozuka-yama
Kozukayama
Owakudani
Sounzan
Volcano Type: Complex volcano(es)
Latitude: 35.2300000000
Longitude: 139.0238889000
Region: Japan, Taiwan, Marianas Sub Region: Honshu
Date Entered: 02/05/2012

Eruption Details

Eruption Start Date: 45000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Not Available
Eruption Start Date: 52500 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.100 (Calculated)
Bulk deposit volume (km3): 0.250 (Literature)
Magnitude : 4.400 (Calculated)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 53000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.040 (Assumed)
Bulk deposit volume (km3): 0.100 (Literature)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 56000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.040 (Calculated)
Bulk deposit volume (km3): 0.100 (Literature)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 58000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.040 (Calculated)
Bulk deposit volume (km3): 0.100 (Literature)
Magnitude : 4.000 (Calculated)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 64000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.100 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 67500 BP Date Error: 4300
Eruption End Date: Dating Technique: Thermoluminescence
Eruption Date Quality: Medium quality Preferred Date: Y
Bulk DRE Volume (km3): 5.000 (Literature)
Bulk deposit volume (km3): > 20.000 (Literature)
Magnitude : 6.100 (Literature)
Maximum VEI : 6.000 (Literature)
Tephra fall DRE Volume (km3): 2.000 (Calculated)
Tephra fall Deposit Volume (km3): 5.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 71000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 76000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 88000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 4.000 (Calculated)
Bulk deposit volume (km3): 10.000 (Literature)
Magnitude : 6.000 (Calculated)
Maximum VEI : 6.000 (Calculated)
Tephra fall DRE Volume (km3): 1.200 (Calculated)
Tephra fall Deposit Volume (km3): 3.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 88500 BP Date Error:
Eruption End Date: Dating Technique: Stratigraphy
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.200 (Literature)
Maximum VEI : 5.000 (Assumed)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 96400 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 97000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 97500 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 98500 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 99000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 101000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.000 (Calculated)
Bulk deposit volume (km3): 2.500 (Literature)
Magnitude : 5.400 (Calculated)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 1.000 (Calculated)
Tephra fall Deposit Volume (km3): 2.500 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 102000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 103500 BP Date Error:
Eruption End Date: Dating Technique: Stratigraphy
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 4.000 (Assumed)
Bulk deposit volume (km3): >= 10.000 (Assumed)
Magnitude : 6.000 (Literature)
Maximum VEI : ? 6.000 (Assumed)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 107000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 107000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 108000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 109000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 111000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.200 (Calculated)
Bulk deposit volume (km3): 3.000 (Literature)
Magnitude : 5.500 (Calculated)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 1.200 (Calculated)
Tephra fall Deposit Volume (km3): 3.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 117000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.000 (Calculated)
Bulk deposit volume (km3): 2.500 (Literature)
Magnitude : 5.400 (Literature)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 1.000 (Calculated)
Tephra fall Deposit Volume (km3): 2.500 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 124000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : <= 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 125000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 126000 BP Date Error:
Eruption End Date: Dating Technique: Stratigraphy
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : <= 6.000 (Literature)
Maximum VEI : 6.000 (Assumed)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 127000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.000 (Calculated)
Bulk deposit volume (km3): 2.500 (Literature)
Magnitude : 5.400 (Calculated)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 1.000 (Calculated)
Tephra fall Deposit Volume (km3): 2.500 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 128000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.800 (Literature)
Maximum VEI : 5.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 129000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 131000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 5.300 (Calculated)
Maximum VEI : ? 5.000 (Literature)
Eruption Start Date: 132000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Eruption Start Date: 134000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 137000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 138000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 150000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.080 (Calculated)
Bulk deposit volume (km3): 2.700 (Literature)
Magnitude : 5.400 (Calculated)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 1.080 (Calculated)
Tephra fall Deposit Volume (km3): 2.700 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 160000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 163000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : 4.000 (Literature)
Maximum VEI : 4.000 (Calculated)
Eruption Start Date: 165000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 170000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 178000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 4.800 (Calculated)
Bulk deposit volume (km3): 12.000 (Literature)
Magnitude : 6.100 (Calculated)
Maximum VEI : ? 6.000 (Literature)
Tephra fall DRE Volume (km3): 4.800 (Calculated)
Tephra fall Deposit Volume (km3): 12.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 181000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 4.000 (Assumed)
Bulk deposit volume (km3): >= 10.000 (Assumed)
Magnitude : 6.000 (Literature)
Maximum VEI : ? 6.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 185000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 3.200 (Calculated)
Bulk deposit volume (km3): 8.000 (Literature)
Magnitude : 5.900 (Calculated)
Maximum VEI : 5.000 (Calculated)
Tephra fall DRE Volume (km3): 3.200 (Calculated)
Tephra fall Deposit Volume (km3): 8.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 190000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 4.000 (Assumed)
Bulk deposit volume (km3): >= 10.000 (Assumed)
Magnitude : 6.000 (Literature)
Maximum VEI : ? 6.000 (Literature)
Magma: Not Available
Calculated Density:
Rock Classification:
Eruption Start Date: 210000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : 5.000 (Calculated)
Eruption Start Date: 225000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : 5.000 (Calculated)
Eruption Start Date: 228000 BP Date Error:
Eruption End Date: Dating Technique: Stratigraphy
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : ? 5.000 (Literature)
Eruption Start Date: 232000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : 5.000 (Calculated)
Eruption Start Date: 240000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 1.800 (Calculated)
Bulk deposit volume (km3): 4.500 (Literature)
Magnitude : 5.700 (Literature)
Maximum VEI : 5.000 (Literature)
Tephra fall DRE Volume (km3): 1.800 (Calculated)
Tephra fall Deposit Volume (km3): 4.500 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 255000 BP Date Error:
Eruption End Date: Dating Technique: Not Available
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 2.400 (Calculated)
Bulk deposit volume (km3): 6.000 (Literature)
Magnitude : 5.800 (Calculated)
Maximum VEI : ? 6.000 (Literature)
Tephra fall DRE Volume (km3): 2.400 (Calculated)
Tephra fall Deposit Volume (km3): 6.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 310000 BP Date Error:
Eruption End Date: Dating Technique: Fission track
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): >= 0.400 (Assumed)
Bulk deposit volume (km3): >= 1.000 (Assumed)
Magnitude : 5.000 (Literature)
Maximum VEI : 5.000 (Calculated)
Magma: Not Available
Calculated Density:
Rock Classification:

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