Volcano Name: Arenal Smithsonian Inst ID (SI_VNUM): 345033
Alternate Name:
Canaste
Cerro Chato
Chatito
Espina
Guatusos Peak
Pan de Azúcar
Volcán Costa Rica
Volcán Río Frio
Volcano Type: Stratovolcano(es)
Latitude: 10.4633333300
Longitude: -84.7033333300
Region: México and Central America Sub Region: Costa Rica
Date Entered: 02/05/2012

Eruption Details

Eruption Start Date: 1400 Date Error: 70
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 570 C14 Date Error: 30
Bulk DRE Volume (km3): 0.180 (Calculated)
Bulk deposit volume (km3): 0.440 (Literature)
Magnitude : 4.600 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.180 (Calculated)
Tephra fall Deposit Volume (km3): 0.440 (Literature)
Magma: Dacite
Calculated Density:
Rock Classification:
Dacite
Eruption Start Date: 1030 Date Error:
Eruption End Date: Dating Technique: Tephrochronology
Eruption Date Quality: Not Entered Preferred Date: Y
Bulk DRE Volume (km3): 0.360 (Calculated)
Bulk deposit volume (km3): 0.900 (Literature)
Magnitude : 5.000 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 1020 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.100 (Calculated)
Bulk deposit volume (km3): 0.270 (Literature)
Magnitude : 4.400 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.100 (Calculated)
Tephra fall Deposit Volume (km3): 0.270 (Literature)
Magma: Dacite
Calculated Density:
Rock Classification:
Dacite
Eruption Start Date: 750 Date Error: 50
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.070 (Calculated)
Bulk deposit volume (km3): 0.165 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite-Dacite
Calculated Density:
Rock Classification:
Dacite
Andesite
Eruption Start Date: 700 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.080 (Calculated)
Bulk deposit volume (km3): 0.190 (Literature)
Magnitude : 4.300 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 650 Date Error: 100
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 1400 C14 Date Error: 110
Bulk DRE Volume (km3): 0.146 (Calculated)
Bulk deposit volume (km3): 0.380 (Literature)
Magnitude : 4.600 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: 550 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Dacite
Calculated Density:
Rock Classification:
Dacite
Eruption Start Date: 400 Date Error:
Eruption End Date: Dating Technique: Anthropology
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.080 (Calculated)
Bulk deposit volume (km3): 0.200 (Literature)
Magnitude : 4.300 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.080 (Calculated)
Tephra fall Deposit Volume (km3): 0.200 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -170 Date Error: 150
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 2140 C14 Date Error: 80
Bulk DRE Volume (km3): 0.150 (Calculated)
Bulk deposit volume (km3): 0.350 (Literature)
Magnitude : 4.500 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.140 (Calculated)
Tephra fall Deposit Volume (km3): 0.350 (Literature)
Magma: Dacite
Calculated Density:
Rock Classification:
Dacite
Eruption Start Date: -270 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
C14 Date: 270 C14 Date Error:
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -380 Date Error: 100
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 2280 C14 Date Error: 90
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Dacite
Calculated Density:
Rock Classification:
Dacite
Eruption Start Date: -1250 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
Eruption Start Date: -1250 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
Bulk DRE Volume (km3): 0.050 (Calculated)
Bulk deposit volume (km3): 0.130 (Literature)
Magnitude : 4.100 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -1450 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -1650 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite-Dacite
Calculated Density:
Rock Classification:
Andesite
Dacite
Eruption Start Date: -2250 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.080 (Calculated)
Bulk deposit volume (km3): 0.200 (Literature)
Magnitude : 4.300 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -2800 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.060 (Calculated)
Tephra fall Deposit Volume (km3): 0.150 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -3350 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.080 (Calculated)
Bulk deposit volume (km3): 0.200 (Literature)
Magnitude : 4.300 (Calculated)
Maximum VEI : 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -3900 Date Error:
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Low quality Preferred Date: Y
Bulk DRE Volume (km3): 0.060 (Calculated)
Bulk deposit volume (km3): 0.150 (Literature)
Magnitude : 4.200 (Calculated)
Maximum VEI : 4.000 (Literature)
Tephra fall DRE Volume (km3): 0.060 (Calculated)
Tephra fall Deposit Volume (km3): 0.150 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite
Eruption Start Date: -5060 Date Error: 150
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 6150 C14 Date Error: 120
Bulk DRE Volume (km3): >= 0.040 (Assumed)
Bulk deposit volume (km3): >= 0.100 (Assumed)
Magnitude : >= 4.000 (Calculated)
Maximum VEI : ? 4.000 (Literature)
Magma: Andesite
Calculated Density:
Rock Classification:
Andesite

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