FVXX21 KNES 251557 VA ADVISORY DTG: 20180125/1557Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/069 INFO SOURCE: GUAYAQUIL MWO. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM AT 25/1513Z AND SEEN ON WEB CAM. 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