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Washington Volcanic Ash Advisory Center

Active Volcanoes

Volcano Name Lat/Lon(DMS) Summit(ft) Eruption
Height(ft*100)
Next Advisory
RUIZ 4.88/-75.32 17319 -- --
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Volcano Icon Legend: -- Volcano has current VAA and ash KML file
-- Volcano has VAA within the past 15 days
-- Volcano has Washington VAA since 1999
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Show NOAA Infrared (IR) Band Layer

VA Color Legend
OBS (Observed Time)
OBS + 6 Hours
OBS + 12 Hours
OBS + 18 Hours
Polygon Color *
Red
Yellow
Blue
Green

* Where polygon colors overlap, the resulting color will not precisely match what is presented in the legend. It will generally be a combination of the colors (eg. Red + Yellow = Orange, which would mean OBS and OBS + 6 Hours overlap).

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