TUNGURAHUA 99-021 ECUADOR 1.47S 78.44W
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BACKGROUND: TUNGURAHUA ECUADOR (1502-08)
SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY
...GEOPHYSICAL INSTITUTE...U.S. NATIONAL WEATHER SERVICE NUMERICAL
WEATHER PREDICTION MODELS
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ERUPTION DETAILS: CONTINUOUS VENTING OF ASH AND STEAM
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DETAILS OF ASH: THROUGH 1315 UTC ANY ASH CLOUD IS OBSCURED BY THICK
METEOROLOGICAL CLOUDS OVER THE COUNTRY. SURFACE OBSERVATIONS FROM
SEGU AND SEQU AT 1252 UTC REPORT VOLCANIC ASH OVER THE VOLCANO
BETWEEN FL220 AND FL330 MOVING WEST. THE GEOPHYSICAL INSTITUTE
CONTINUES TO REPORT THAT SEISMIC ACTIVITY REMAINS HIGH AND IT IS
LIKELY THAT THE VOLCANO CONTINUES TO VENT ASH AND GASES.