World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 4 May 2026 Number in brackets indicate nr of quakes.Quakes detected near: Balut (1 quake mag 3.0), Bardarbunga (14 quakes between mag 0.0-1.3), Brennisteinsfjöll (5 quakes between mag 0.1-1.9), Chaîne des Puys (1 quake mag 1.2), Clear Lake (17 quakes between mag 0.2-1.9), Coso (2 quakes between mag 0.8-1.0)El Chichón (11 quakes between mag 1.7-2.7), Etna (2 quakes between mag 3.0-3.0), Eyafjallajökull (1 quake mag 1.1), Galeras (1 quake mag 3.0), Gareloi (1 quake mag 1.0), Geureudong (2 quakes between mag 2.6-3.3), Guntur (1 quake mag 2.9), Hayes (1 quake mag 1.4), Hrómundartindur (4 quakes between mag 0.2-1.1), Jan…

Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report:FVFE01 at 18:42 UTC, 04/05/26 from RJTDVA ADVISORYDTG: 20260504/1842ZVAAC: TOKYOVOLCANO: MAYON 273030PSN: N1315 E12341AREA: PHILIPPINESSOURCE ELEV: 2462M AMSLADVISORY NR: 2026/563INFO SOURCE: HIMAWARI-9 PHIVOLCSERUPTION DETAILS: ERUPTION AT 20260504/1825Z VA CLD UNKNOWN REPORTEDOBS VA DTG: 04/1820ZOBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 100/10KTFCST VA CLD +6 HR: NOT AVBLFCST VA CLD +12 HR: NOT AVBLFCST VA CLD +18 HR: NOT AVBLRMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE IMAGERY.NXT ADVISORY: NO FURTHER ADVISORIES=

Worldwide earthquakes above magnitude 5.5 during May 2026Summary: 1 quake 6.0+, 15 quakes 5.0+, 148 quakes 4.0+, 726 quakes 3.0+, 1389 quakes 2.0+ (2279 total)This report is being updated every day.Magnitude 9+: noneMagnitude 8+: noneMagnitude 7+: noneMagnitude 6+: 1 earthquakeMagnitude 5+: 15 earthquakesMagnitude 4+: 148 earthquakesMagnitude 3+: 726 earthquakesMagnitude 2+: 1389 earthquakesNo quakes of magnitude 7 or higherList of 10 largest earthquakes in the world during May 2026:#1: Mag 6.0 Province of Eastern Samar, Eastern Visayas, 315 km north of Butuan, PhilippinesMonday, May 4, 2026, at 02:09 pm (Manila time) - #2: Mag 5.8 Philippine Sea, 30 km northeast of Yilan, TaiwanFriday, May 1, 2026, at 08:39 pm (Taipei time) - #3: Mag 5.7 143 km west of Oaxaca, Estado…

A moderately shallow magnitude 5.0 earthquake was reported early evening near Nosratabad, Sistan and Baluchestan, Iran.According to the European-Mediterranean Seismological Centre (EMSC), the quake hit on Monday, May 4th, 2026, at 7:47 pm local time at a moderately shallow depth of 35. km. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.A second report was later issued by the citizen-seismograph network of RaspberryShake, which listed it as a magnitude 5.0 earthquake as well. A third agency, the German Research Centre for Geosciences (GFZ), reported the same quake at magnitude 5.0.Based on the preliminary seismic data,…

A magnitude 5.8 earthquake near Pinotepa Nacional, Santiago Pinotepa Nacional, Estado de Oaxaca, Mexico, was reported only 8 minutes ago by the European-Mediterranean Seismological Centre (EMSC), considered one of the key international agencies that monitor seismic activity worldwide. The earthquake occurred at a shallow depth of 10. km beneath the epicenter in the morning on Monday, May 4th, 2026, at 9:19 am local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.A second report was later issued by the citizen-seismograph network of RaspberryShake, which listed it as a magnitude 5.7 earthquake. Other agencies reporting…

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .The full report is as follows:FVXX20 at 13:14 UTC, 04/05/26 from KNESVA ADVISORYDTG: 20260504/1310ZVAAC: WASHINGTONVOLCANO: FUEGO 342090PSN: N1428 W09052AREA: GUATEMALASOURCE ELEV: 12346 FT AMSLADVISORY NR: 2026/522INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQT VA EMS OBS VA DTG: 04/1240ZOBS VA CLD: SFC/FL140 N1429 W09052 - N1428 W09051- N1359 W09131 - N1415 W09139 - N1429 W09052 MOVSW 10KT FCST VA CLD +6HR: 04/1830Z SFC/FL140 N1429 W09052- N1426 W09051 - N1345 W09156 - N1405 W09205 -N1429 W09052 FCST VA CLD +12HR: 05/0030Z SFC/FL140 N1429W09053 - N1427 W09051 - N1340 W09146 - N1355W09156…

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 11:30 UTC, 04/05/26 from KNESVA ADVISORYDTG: 20260504/1127ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/438INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 04/1100ZOBS VA CLD: SFC/FL150 S0002 W07747 - S0004 W07739- S0005 W07738 - S0010 W07744 - S0002 W07747 MOVW 5KT FCST VA CLD +6HR: 04/1700Z SFC/FL150 N0000 W07801- S0004 W07738 - S0005 W07738 - S0013 W07759 -N0000 W07801 FCST VA CLD +12HR: 04/2300Z SFC/FL150 N0011W07755 - S0004 W07738 - S0005 W07738 -…

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 and is moving at 10 kts in W direction.The full report is as follows:FVAG01 at 11:10 UTC, 04/05/26 from SABMVA ADVISORYDTG: 20260504/1120ZVAAC: BUENOS AIRESVOLCANO: SABANCAYA 354006PSN: S1547 W07150AREA: PERUSUMMIT ELEV: 19576 FT [5967 M]ADVISORY NR: 2026/307INFO SOURCE: GOES-E. GFS. WEBCAM.AVIATION COLOUR CODE: NOT GIVENERUPTION DETAILS: PUFF EMISSIONSOBS VA DTG: 04/1050ZOBS VA CLD: SFC/FL210 S1542 W07226 - S1545 W07150- S1555 W07223 - S1547 W07227 - S1542 W07226 MOVW 10KTFCST VA CLD +6 HR: 04/1650Z SFC/FL210 S1545 W07150- S1610 W07208 - S1605 W07219 - S1555 W07223 -S1545 W07150FCST VA CLD +12 HR:…