Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.Original VAAC bulletin:FVXX21 at 11:35 UTC, 28/10/26 from KNESVA ADVISORYDTG: 20261028/1132ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/1134INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQT VA EMSOBS VA DTG: 28/1050ZOBS VA CLD: SFC/FL150 S0004 W07802 - S0004 W07739- S0007 W07738 - S0022 W07757 - S0004 W07802 MOVSW 5KT FCST VA CLD +6HR: 28/1700Z SFC/FL150 S0005 W07739- S0007 W07738 - S0029 W07756 - S0014 W07805 -S0005 W07739 FCST VA CLD +12HR: 28/2300Z SFC/FL150 S0005W07739 - S0007 W07738 - S0028 W07801 - S0009W07809 - S0005 W07739 FCST VA CLD +18HR: 29/0500Z SFC/FL150 S0001W07807 - S0004 W07738 - S0006 W07738 - S0018W07805 - S0001 W07807 RMK: FRQT VA EMS SEEN ON WEBCAM AND DETECTED ONSTLT IMG MOVG SW FM SUMMIT EXT APPRX 20NMI. NWPMDLS FCST GEN SW MVMT THRU T+18. ...BUTLERNXT ADVISORY: WILL BE ISSUED BY 20261028/1730Z