FVXX20 KNES 262254 VOLCANIC ASH ADVISORY ISSUED: 2006FEB26/2254Z VAAC: WASHINGTON VOLCANO: REVENTADOR LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2006/004 INFORMATION SOURCE: NOT AVBL ERUPTION DETAILS: NOT AVBL REMARKS: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NEXT ADVISORY: AS SOON AS POSSIBLE NNNN