FVXX20 KNES 021537 VA ADVISORY DTG: 20131102/1537Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2013/072 INFO SOURCE: GUAYAQUIL MWO. ERUPTION DETAILS: PILOT OBS VA TO FL220 RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE