Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 14000 ft (4300 m), or flight level 140.Original VAAC bulletin:FVXX21 at 23:59 UTC, 19/09/26 from KNESVA ADVISORYDTG: 20260919/2357ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/969INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBSOBS VA DTG: 19/2310ZOBS VA CLD: SFC/FL140 N0007 W07758 - S0004 W07739- S0005 W07740 - N0005 W07759 - N0007 W07758 MOVNW 10KT FCST VA CLD +6HR: 20/0500Z SFC/FL140 N0011 W07802- S0004 W07739 - S0005 W07740 - N0008 W07804 -N0011 W07802 FCST VA CLD +12HR: 20/1100Z SFC/FL140 N0006W07752 - S0004 W07739 - S0005 W07740 - N0003W07754 - N0006 W07752 FCST VA CLD +18HR: 20/1700Z SFC/FL140 N0006W07752 - S0004 W07739 - S0005 W07740 - N0003W07754 - N0006 W07752 RMK: VONA RCVD RPRTNG VA EMS. VA EMS OBS IN STLTIMG UP TO APPRX 22NM FM SUMMIT. VA EMS SEEN INWEBCAM. NWP MDL GUIDANCE FCSTS GEN NW MOVMT THRUT+18. ...MONAGHANNXT ADVISORY: WILL BE ISSUED BY 20260920/0600Z