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 08:57 UTC, 04/04/26 from KNESVA ADVISORYDTG: 20260404/0854ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/320INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: PSBL VA EMS OBS VA DTG: 04/0820ZOBS VA CLD: SFC/FL160 S0001 W07746 - S0004 W07738- S0005 W07738 - S0007 W07746 - S0001 W07746 MOVW 5KT FCST VA CLD +6HR: 04/1430Z SFC/FL160 N0004 W07749- S0004 W07738 - S0005 W07740 - S0002 W07753 -N0004 W07749 FCST VA CLD +12HR: 04/2030Z NO VA EXPFCST VA CLD +18HR: 05/0230Z NO VA EXPRMK: VA EMS PSBLY OBS MVG W FM SUMMIT AMONG WXCLDS. NW MVMT EXP BY T+6. FL AND FCST BASED ONNWP MDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260404/1500Z