On 5/23/2026 7:46:01 AM, an earthquake occurred in United States potentially affecting 9 thousand (in MMI>=VII). The earthquake had Magnitude 6M, Depth:22.36km.
Green earthquake (Magnitude 6M, Depth:22.36km) in United States 23/05/2026 07:46 UTC, 2 thousand (in MMI>=VII).
Green earthquake (Magnitude 5.7M, Depth:10km) in Southeast Indian Ridge 23/05/2026 05:41 UTC, [unknown].
Shiveluch Volcano Volcanic Ash Advisory: NO NEW ERUPTION. REMNANT VA FM PRIOR ERUPTON. to 25000 ft (7600 m)
Satellite image of Shiveluch volcano on 23 May 2026
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 25000 ft (7600 m) altitude or flight level 250 and is moving at 30 kts in E direction.
The full report is as follows:
FVAK21 at 02:58 UTC, 23/05/26 from PAWU
VAAAK1
VA ADVISORY
DTG: 20260523/0300Z
VAAC: ANCHORAGE
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: KAMCHATKA PENINSULA
SOURCE ELEV: 10771 FT AMSL
ADVISORY NR: 2026/126
INFO SOURCE: HIMAWARI
ERUPTION DETAILS: NO NEW ERUPTION. REMNANT VA FM PRIOR ERUPTON.
OBS VA DTG: 23/0300Z
OBS VA CLD: SFC/FL250 N5248 E16833 – N5204 E17224 – N5035 E17050
– N5044 E16813 – N5248 E16833 MOV E 30KT
FCST VA CLD +6HR: 23/0900Z SFC/FL250 N5215 E17938 – N5017 E17904
– N4950 E17401 – N5142 E17425 – N5215 E17938
FCST VA CLD +12HR: 23/1500Z SFC/FL250 N5141 W17127 – N4942
W17144 – N4932 W17840 – N5134 W17921 – N5141 W17127 – N5141 W17127
FCST VA CLD +18HR: 23/2100Z NO VA EXP
RMK: NIL
NXT ADVISORY: WILL BE ISSUED BY 20260523/0900Z
Ibu Volcano Volcanic Ash Advisory: VA TO FL080 MOV E LAST REPORTED 22/1328Z EST VA DTG: 22/2340Z to 8000 ft (2400 m)
Satellite image of Ibu volcano on 23 May 2026
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 .
The full report is as follows:
FVAU01 at 00:39 UTC, 23/05/26 from ADRM
VA ADVISORY
DTG: 20260523/0000Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/579
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL080 MOV E LAST REPORTED 22/1328Z
EST VA DTG: 22/2340Z
EST VA CLD: SFC/FL080 N0131 E12736 – N0143 E12800 – N0133
E12805 – N0123 E12804 – N0127 E12736 MOV E 10KT
FCST VA CLD +6 HR: 23/0540Z SFC/FL080 N0131 E12736 – N0143
E12800 – N0133 E12805 – N0123 E12804 – N0127 E12736
FCST VA CLD +12 HR: 23/1140Z SFC/FL080 N0131 E12736 – N0143
E12800 – N0133 E12805 – N0123 E12804 – N0127 E12736
FCST VA CLD +18 HR: 23/1740Z SFC/FL080 N0131 E12736 – N0143
E12800 – N0133 E12805 – N0123 E12804 – N0127 E12736
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER INTERMITTENT ERUPTIONS EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260523/0600Z=