Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows:FVXX23 at 08:11 UTC, 28/04/26 from KNESVA ADVISORYDTG: 20260428/0808ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0005 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/413INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS CONTOBS VA DTG: 28/0730ZOBS VA CLD: SFC/FL150 N0002 W07745 - S0004 W07738- S0005 W07740 - S0003 W07749 - N0002 W07745 MOVNW 5KT FCST VA CLD +6HR: 28/1330Z SFC/FL150 N0006 W07755- S0004 W07738 - S0005 W07739 - S0001 W07759 -N0006 W07755 FCST VA CLD +12HR: 28/1930Z SFC/FL150 N0004W07756 - S0004 W07739 - S0005 W07739 - S0004W07759 - N0004 W07756 FCST VA CLD +18HR: 29/0130Z SFC/FL150 N0007W07755 - S0004 W07738 - S0005 W07739 - S0000W07758 - N0007 W07755 RMK: VA EMS OBS ON STLT MVG NW FM SUMMIT. A GENWNW MVMT EXP THRU T+18. FL AND FCST BASED ON NWPMDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260428/1415Z