Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 .The full report is as follows:FVXX23 at 03:10 UTC, 04/04/26 from KNESVA ADVISORYDTG: 20260404/0308ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/319INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: NEW VA EMS OBS VA DTG: 04/0240ZOBS VA CLD: SFC/FL160 S0004 W07740 - S0005 W07738- S0012 W07744 - S0007 W07748 - S0004 W07740 MOVSW 5KT FCST VA CLD +6HR: 04/0830Z SFC/FL160 S0004 W07757- S0004 W07739 - S0005 W07739 - S0011 W07755 -S0004 W07757 FCST VA CLD +12HR: 04/1430Z SFC/FL160 N0004W07754 - S0004 W07739 - S0005 W07739 - S0004W07756 - N0004 W07754 FCST VA CLD +18HR: 04/2030Z NO VA EXPRMK: VA EMS OBS ON STLT MVG SW FM SUMMIT BEFOREBCMNG OBSC BY WX CLD. VA MVMT EXP TO SHFT MORE NWTHRU T+12. FL AND FCST BASED ON NWP MDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260404/0915Z