FVXX22 KNES 201711 VA ADVISORY DTG: 20170720/1711Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0201 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2017/001 INFO SOURCE: GUAYAQUIL MWO. ERUPTION DETAILS: VA TO FL270 MOV W AT 20/1630Z 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