FVXX22 KNES 291303 CCA VA ADVISORY -CORRECTION DTG: 20130729/1303Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/210 INFO SOURCE: MEXICO CITY MWO. CENAPRED. ERUPTION DETAILS: EXHALATION AT 1234Z TO FL240 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