Worldwide earthquakes above magnitude 3 during the past 24 hours on 17 Dec 2025Summary: 5 quakes 5.0+, 32 quakes 4.0+, 149 quakes 3.0+, 407 quakes 2.0+ (593 total)This report is being updated every hour.Magnitude 5+: 5 earthquakesMagnitude 4+: 32 earthquakesMagnitude 3+: 149 earthquakesMagnitude 2+: 407 earthquakesNo quakes of magnitude 6 or higher10 largest earthquakes in the world (past 24 hours)#1: Mag 5.6 South Atlantic Ocean, 78 km east of Montagu Island, South Georgia and the South Sandwich IslandsWednesday, Dec 17, 2025, at 03:05 pm (GMT -2) - #2: Mag 5.2 North Pacific Ocean, 121 km east of Shikotan Island, Yuzhno-Kurilsky District, Sakhalin Oblast, RussiaWednesday, Dec 17, 2025, at 12:44 pm (GMT +11) - #3: Mag 5.1 Sea of Okhotsk, 163…
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 17 Dec 2025 Number in brackets indicate nr of quakes.Quakes detected near: Abu (5 quakes between mag 0.1-1.1), Akagi (2 quakes between mag 0.1-1.0), Aso (25 quakes between mag 0.1-1.6), Clear Lake (51 quakes between mag 0.2-2.2), Coso (3 quakes between mag 0.6-3.0), El Chichón (9 quakes between mag 2.0-2.8)Etna (1 quake mag 1.4), Geureudong (1 quake mag 2.7), Gran Canaria (1 quake mag 1.3), Great Sitkin (1 quake mag 1.2), Grímsvötn (1 quake mag 1.1), Heiðarsporðar (7 quakes between mag 0.2-2.1), Hekla (1 quake mag 1.2), Hulubelu (1 quake mag 2.2), Izu-Tobu (1 quake mag 1.6), Katla (1…
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 and is moving at 05 kts in E direction.The full report is as follows:FVAU01 at 16:24 UTC, 17/12/25 from ADRMVA ADVISORYDTG: 20251217/1624ZVAAC: DARWINVOLCANO: IBU 268030PSN: N0129 E12738AREA: INDONESIASOURCE ELEV: 1325M AMSLADVISORY NR: 2025/1409INFO SOURCE: CVGHM, HIMAWARI-9ERUPTION DETAILS: VA TO FL070 LAST REPORTED AT 17/1236ZEST VA DTG: 17/1610ZEST VA CLD: SFC/FL070 N0131 E12735 - N0143 E12747 - N0131 E12758 - N0121 E12750 - N0125 E12736 MOV E 05KTFCST VA CLD +6 HR: 17/2210Z SFC/FL070 N0130 E12735 - N0143 E12747 - N0138 E12756 - N0128 E12754 - N0125 E12737FCST VA CLD +12 HR:…
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:FVXX20 at 13:56 UTC, 17/12/25 from KNESVA ADVISORYDTG: 20251217/1354ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2025/1287INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: FQNT VA EMS OBSOBS VA DTG: 17/1300ZOBS VA CLD: SFC/FL150 N0001 W07805 - S0003 W07740- S0006 W07740 - S0006 W07806 - N0001 W07805 MOVW 20KT FCST VA CLD +6HR: 17/1900Z SFC/FL150 N0003 W07818- S0004 W07739 - S0006 W07739 - S0007 W07819 -N0003 W07818 FCST VA CLD +12HR: 18/0100Z SFC/FL150 N0002W07818 - S0004 W07739 - S0007 W07738 - S0007W07819 -…
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 13:11 UTC, 17/12/25 from KNESVA ADVISORYDTG: 20251217/1309ZVAAC: WASHINGTONVOLCANO: FUEGO 342090PSN: N1428 W09052AREA: GUATEMALASOURCE ELEV: 12346 FT AMSLADVISORY NR: 2025/681INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: FQNT VA EMSOBS VA DTG: 17/1230ZOBS VA CLD: SFC/FL150 N1429 W09053 - N1426 W09052- N1408 W09116 - N1414 W09121 - N1429 W09053 MOVSW 10KT FCST VA CLD +6HR: 17/1830Z SFC/FL150 N1440 W09137- N1428 W09052 - N1426 W09052 - N1429 W09138 -N1440 W09137 FCST VA CLD +12HR: 18/0030Z SFC/FL150 N1446W09134 - N1428 W09052 - N1426 W09053 - N1438W09137 -…
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:FVAU02 at 13:00 UTC, 17/12/25 from ADRMVA ADVISORYDTG: 20251217/1300ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2025/1437INFO SOURCE: CVGHM, HIMAWARI-9ERUPTION DETAILS: VA LAST REPORTED AT 17/0530ZEST VA DTG: 17/1240ZEST VA CLD: SFC/FL140 S0808 E11252 - S0803 E11254 - S0810 E11334 - S0828 E11326 MOV SW 15KTFCST VA CLD +6 HR: 17/1840Z SFC/FL140 S0802 E11254 - S0814 E11332 - S0831 E11325 - S0807 E11251FCST VA CLD +12 HR: 18/0040Z SFC/FL140 S0807 E11250 - S0801 E11254 - S0817 E11331 - S0837 E11321FCST VA CLD +18 HR: 18/0640Z SFC/FL140 S0802 E11256 - S0823 E11330 - S0838 E11313 - S0806 E11251RMK: VA NOT IDENTIFIABLE ON SATELLITE DUE TO MET CLOUD. GROUND REPORTS…
Volcanic Ash Advisory Center Washington (VAAC) issued the following report:FVXX24 at 12:36 UTC, 17/12/25 from KNESVA ADVISORYDTG: 20251217/1234ZVAAC: WASHINGTONVOLCANO: PURACE 351060PSN: N0219 W07624AREA: COLOMBIASOURCE ELEV: 15256 FT AMSLADVISORY NR: 2025/099INFO SOURCE: GOES-19. VONA. NWP MODELS. ERUPTION DETAILS: VA EMS ONGOINGEST VA DTG: 17/1210ZEST VA CLD: SFC/FL180 N0223 W07627 - N0219 W07623- N0217 W07623 - N0219 W07630 - N0223 W07627 MOVNW 5KT FCST VA CLD +6HR: 17/1800Z SFC/FL180 N0235 W07642- N0219 W07622 - N0217 W07623 - N0226 W07648 -N0235 W07642 FCST VA CLD +12HR: 18/0000Z SFC/FL180 N0236W07640 - N0219 W07623 - N0217 W07624 - N0227W07647 - N0236 W07640 FCST VA CLD +18HR: 18/0600Z NO VA EXPRMK: VA EMS NOT OBS IN STLT IMG DUE TO WX CLDCVR. VONA PREVLY RCVD RPRTNG…
Volcanic Ash Advisory Center Washington (VAAC) issued the following report:FVXX25 at 12:07 UTC, 17/12/25 from KNESVA ADVISORYDTG: 20251217/1205ZVAAC: WASHINGTONVOLCANO: SANGAY 352090PSN: S0200 W07820AREA: ECUADORSOURCE ELEV: 17342 FT AMSLADVISORY NR: 2025/956INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EMS PSBLEST VA DTG: 17/1130ZEST VA CLD: SFC/FL200 S0156 W07826 - S0159 W07820- S0202 W07821 - S0159 W07828 - S0156 W07826 MOVNW 10KT FCST VA CLD +6HR: 17/1730Z SFC/FL200 S0144 W07847- S0200 W07819 - S0203 W07819 - S0153 W07851 -S0144 W07847 FCST VA CLD +12HR: 17/2330Z SFC/FL200 S0144W07847 - S0159 W07819 - S0202 W07819 - S0153W07851 - S0144 W07847 FCST VA CLD +18HR: 18/0530Z NO VA EXPRMK: VA EMS PSBLY OBS IN STLT IMG THRU WX CLDCVR. WX CLDS PSBLY OBSCNG ADDTNL VA…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 16 December 2025 (local). Ash and gas plume(s) rose to a maximum of 1,300 m (4,265 ft) above the vent. There was 1 seismically detected explosion reported. The alert level remained at "Level 2 - Alert" (on a 4-level scale). Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG)Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Aviation Alert Level: unavailable or not collectedAdapted from: Smithsonian / USGS Daily Volcanic Activity Report for Dec 16, 2025
The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Fuego between 15 December 2025 (local) and 16 December 2025 (local). Gas plume(s) rose to a maximum of 437 m (1,434 ft) above the vent. Ash and gas plume(s) rose to a maximum of 1,037 m (3,402 ft) above the vent. Incandescent material was ejected in pulses up to 200 m above the vent, resulting in the crater area being covered with incandescent rock fragments. There were explosions reported, occurring at a rate of up to 8 per hour. Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH)Current Alerts:Observatory alert level: unavailable or not collectedAviation Alert Level: unavailable or not collectedAdapted from: Smithsonian…
The United States Geological Survey - Alaska Volcano Observatory (USGS-AVO) reported that the eruption continued at Great Sitkin between 15 December 2025 (local) and 16 December 2025 (local). The alert level remained at "Watch" (level 3 on a 4-level scale). The aviation alert level remained at "Orange" (level 3 on a 4-level scale). Source: United States Geological Survey - Alaska Volcano Observatory (USGS-AVO)Current Alerts:Observatory alert level: "Watch" (level 3 on a 4-level scale)Aviation Alert Level: "Orange" (level 3 on a 4-level scale)Adapted from: Smithsonian / USGS Daily Volcanic Activity Report for Dec 16, 2025
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Ibu on 16 December 2025 (local). The alert level remained at "Level 2 - Alert" (on a 4-level scale). Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG)Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Aviation Alert Level: unavailable or not collectedAdapted from: Smithsonian / USGS Daily Volcanic Activity Report for Dec 16, 2025
The United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO) reported that the eruption continued at Kilauea on 16 December 2025 (local). The alert level remained at "Watch" (level 3 on a 4-level scale). The aviation alert level remained at "Orange" (level 3 on a 4-level scale). Source: United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO)Current Alerts:Observatory alert level: "Watch" (level 3 on a 4-level scale)Aviation Alert Level: "Orange" (level 3 on a 4-level scale)Adapted from: Smithsonian / USGS Daily Volcanic Activity Report for Dec 16, 2025
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