USGS Volcano Notice for Aviation - DOI-USGS-AVO-2026-08-31T23:56:18+00:00

VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)

WMAK01 PAVO 010004   
VONA
DTG:                    20260901/0004Z
VOLCANO:                KATMAI 312170
PSN:                    N5817 W15457
AREA:                   ALASKA
SOURCE ELEV:            6716FT AMSL
NOTICE NR:              2026/05
CURRENT COLOUR CODE:    GREEN
PREVIOUS COLOUR CODE:   GREEN
SVO:                    ALASKA VOLCANO OBSERVATORY
ACT STS:                RE-SUSPENDED VA
ONSET:                  NIL
DUR:                    NIL
VA CLD HGT:             6000FT AMSL
HGT SOURCE:             SIGMET
MOV:                    SE
CTC:                    AVO DUTY SCIENTIST TEL +1-907-786-7497
RMK:                    NO ERUPTION. RESUSPENDED VA FROM GND LEVEL ONLY. SEE SIGMET FOR MORE INFO.
NXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES
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