Alerts

Suwanose-jima Volcano Volcanic Ash Advisory: ERUPTED AT 20250920/1518Z FL070 EXTD NE OBS VA DTG: 20/1510Z

Published: 20 September 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

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Moderate mag. 4.6 earthquake – 67 km Al SO De San Pedro De Atacama on Saturday, Sep 20, 2025, at 12:41 pm (GMT -3)

Published: 20 September 2025
Categories: Global Earthquake Activity

RSS feed source: Volcano Discovery.com

Date and TimeMag
DepthDistanceLocationDetailsMap Jul 29, 06:33 am (Santiago)

4.3

152 km58 km (36 mi) to the E 46 km southeast of San Pedro de Atacama, Provincia de El Loa, Region de Antofagasta, Chile InfoJul 21, 05:53 am (GMT -4)

4.2

106 km84 km (52 mi) to the NW Provincia de Antofagasta, 56 km southwest of Calama, Provincia de El Loa, Region de Antofagasta, Chile InfoJul 20, 10:59 pm (GMT -4)

4.4

129 km54 km (34 mi) to the S Provincia de El Loa, 204 km east of Antofagasta, Provincia de Antofagasta, Region de Antofagasta, Chile InfoJul 20, 08:36 am (GMT -4)

4.5

98 km71 km (44 mi) to the NW 36 km Al E De Sierra Gorda 1 reportInfoJul 18, 09:35 am (Universal Time)

4.2

118 km68 km (42 mi) to the N 58 km southeast of Calama, Provincia de El Loa, Region de Antofagasta, Chile 1 reportInfoJun 23, 05:10 pm (Santiago)

4.6

166 km80 km (50 mi) to the SE 176 km southeast of Calama, Provincia de El Loa, Region de Antofagasta, Chile InfoMay 8, 12:41 am (Santiago)

4.7

90 km70 km (43 mi) to the NW Provincia de Antofagasta, 80 km south of Calama, Provincia de El Loa, Region de Antofagasta, Chile 6 reportsInfoApr 17, 09:10 pm (Santiago)

5.6

116 km55 km (34 mi) to the E 152 km southeast of Calama, Provincia de El Loa, Region de Antofagasta, Chile 28 reportsInfoMar 6, 01:21 pm (Santiago)

6.1

94 km51 km (31 mi) to the W 138 km east of Antofagasta, Provincia de Antofagasta, Region de Antofagasta, Chile 28 reportsInfoJul 20, 2024 03:02 am (Santiago)

4.6

133 km82 km (51 mi)

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Strong mag. 5.2 earthquake – South Sandwich Islands Region on Saturday, Sep 20, 2025, at 01:31 pm (GMT -2)

Published: 20 September 2025
Categories: Global Earthquake Activity

RSS feed source: Volcano Discovery.com

Date and TimeMag
DepthDistanceLocationDetailsMap Sep 20, 07:28 am (Universal Time)

5.1

29 km35 km (22 mi) to the NW South Sandwich Islands Region  I FELT IT InfoAug 31, 02:24 pm (GMT -2)

5.9

85 km64 km (40 mi) to the SW South Atlantic Ocean, 43 km east of Montagu Island, South Georgia and the South Sandwich Islands InfoJun 17, 06:06 pm (GMT -2)

5.0

80 km52 km (32 mi) to the NW South Sandwich Islands Region InfoMay 29, 02:56 am (GMT -2)

5.0

27 km24 km (15 mi) to the NW South Sandwich Islands Region InfoMay 2, 06:51 am (GMT -2)

5.0

35 km21 km (13 mi) to the W South Sandwich Islands Region InfoApr 5, 09:32 am (GMT -2)

5.6

28 km109 km (67 mi) to the NW South Sandwich Islands Region InfoApr 5, 09:29 am (GMT -2)

5.5

22 km105 km (65 mi) to the NW South Atlantic Ocean, 115 km southeast of Visokoi Island, South Georgia and the South Sandwich Islands InfoAug 31, 2024 10:53 pm (GMT -2)

5.4

40 km64 km (40 mi) to the W South Sandwich Islands Region InfoFeb 14, 2024 02:30 am (GMT -2)

5.7

23 km29 km (18 mi) to the SW South Sandwich Islands Region InfoMar 6, 2022 06:14 pm (GMT -2)

6.0

20 km70 km (44 mi) to the S South Sandwich Islands Region 1 reportInfoDec 22, 2021 03:51 am (GMT -2)

5.9

35 km55 km (34 mi) to the NW South Atlantic Ocean, 92 km northeast of Montagu Island, South Georgia and the South Sandwich Islands InfoOct 31, 2021 10:02 pm (GMT -2)

5.9

41 km52 km (32 mi) to the W South Sandwich Islands Region InfoAug 22, 2021 07:33 pm (GMT

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Popocatépetl Volcano Volcanic Ash Advisory: OCNL VA EMS. to 22000 ft (6700 m)

Published: 20 September 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

Background:

Volcán Popocatépetl, whose name is the Aztec word for smoking mountain, towers to 5426 m 70 km SE of Mexico City to form North America’s 2nd-highest volcano.  The glacier-clad stratovolcano contains a steep-walled, 250-450 m deep crater.  The generally symmetrical volcano is modified by the sharp-peaked Ventorrillo on the NW, a remnant of an earlier volcano. 
At least three previous major cones were destroyed by gravitational failure during the Pleistocene, producing massive debris-avalanche deposits covering broad areas south of the volcano.  The modern volcano was constructed to the south of the late-Pleistocene to Holocene El Fraile cone.  Three major plinian eruptions, the most recent of which took place about 800 AD, have occurred from Popocatépetl since the mid Holocene, accompanied by pyroclastic flows and voluminous lahars that swept basins below the volcano.  Frequent historical eruptions, first recorded in Aztec codices, have occurred since precolumbian

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