FVXX20 KWBC 081330 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 1330 UTC 08 OCTOBER 1999 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 99-038 ECUADOR 0.17S 78.60W . BACKGROUND: GUAGUA PICHINCHA (1502-02) SUMMIT HEIGHT 15,695 FT (4784 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE IMAGERY...GEOPHYSICAL INSTITUTE IN QUITO. . ERUPTION DETAILS: THE USGS AT THE GEOPHYSICAL INSTITUTE REPORTED AN EXPLOSIVE ERUPTION OF GUAGUA AT 07/1207 UTC. DETAILS OF ASH CLOUD: GOES 8 VISIBLE SATELLITE IMAGERY THROUGH 1245 UTC DID NOT REVEAL ANY ASH CLOUD. THE GEOPYSICAL INSTITUTE IN QUITO CONFIRMS THAT THERE IS NO ACTIVITY AT THE PRESENT TIME. . TRAJECTORY: N/A . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS AND VAFTAD. . THIS WILL BE THE FINAL MESSAGE ISSUED ON THIS EVENT. WATCH STATEMENTS WILL RESUME AT 09/1500Z. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN