ERUPTION ID:18-0254

BASIC INFORMATION

Eruption onset date Jun. 16, 2018
Eruption onset time 07:19 LST
Eruption column top 4,700m
Total ashfall amount 6.16×10⁷ kg
Total ashfall area 127.98 km²

SPECIFIC INFORMATION

BASIC INFORMATION .1
BASIC INFORMATION .2

TRM-XMP Radar (MLIT)

Fig. 2-1 Distribution of temporally integrated ash fall amount observed by MLIT XMP radar.
Fig. 2-2 Distribution of observed ash fall duration observed by MLIT XMP radar.
Fig. 2-3 Temporal change of total ash fall amount.
Fig. 2-3 Temporal change of total ash fall amount.
Fig. 2-4 Temporal change of total ash fall area.
Fig. 2-4 Temporal change of total ash fall area.

SVO-XMP Radar (DPRI)

Fig. 3-3(a) Temporal change of REF.
Fig. 3-3(b) Temporal change of VEL.
Fig. 3-3(c) Temporal change of ZDR.
Fig. 3-3(d) Temporal change of KDP.

DISDROMETER (DPRI)

Fig. 5-1 Distributions of particle fall speeds.
Fig. 5-1 Distributions of particle fall speeds.
Fig. 5-2 Particle size distributions (PSD).
Fig. 5-2 Particle size distributions (PSD).
Fig. 5-3 Temporal change of PSD parameters.
Fig. 5-3 Temporal change of PSD parameters.
Fig. 5-4 Temporal change of ash fall rate and PSD.
Fig. 5-4 Temporal change of ash fall rate and PSD.
Fig. 5-5 RA-ZA relationship.
Fig. 5-5 RA-ZA relationship.
Fig. 5-6 CA-ZA relationship.
Fig. 5-6 CA-ZA relationship.

NOTE

南岳 噴石 火砕流


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