2026-05-13 08:12:59 (M5.1) South Sandwich Islands region -55.4 -28.3 (70fa9)

M5.1 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 13 May 2026 08:13:00 Time near the Epicenter (1): 13 May 2026 06:13:00 Time in your area (1): 13 May 2026 13:43:00
Location	55.392S 28.261W
Depth	31 km
Distances	2366.9 km (1467.5 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2522.0 km (1563.7 mi) ENE of Río Grande, Argentina 2522.1 km (1563.7 mi) ENE of Ushuaia, Argentina 2705.8 km (1677.6 mi) E of Puerto Deseado, Argentina 2709.0 km (1679.6 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 12.4 km; Vertical 6.6 km
Parameters	Nph = 42; Dmin = 543.1 km; Rmss = 0.80 seconds; Gp = 88° Version =
Event ID	us 6000sxdf

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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2026-05-13 06:36:37 (M5.0) South Sandwich Islands region -55.4 -28.4 (70fa9)

M5.0 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 13 May 2026 06:36:38 Time near the Epicenter (1): 13 May 2026 04:36:38 Time in your area (1): 13 May 2026 12:06:38
Location	55.373S 28.371W
Depth	10 km
Distances	2369.4 km (1469.0 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2515.7 km (1559.7 mi) ENE of Río Grande, Argentina 2516.0 km (1559.9 mi) ENE of Ushuaia, Argentina 2698.8 km (1673.3 mi) E of Puerto Deseado, Argentina 2702.4 km (1675.5 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 11.3 km; Vertical 1.8 km
Parameters	Nph = 49; Dmin = 535.9 km; Rmss = 0.83 seconds; Gp = 88° Version =
Event ID	us 6000sxd4

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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2026-05-13 03:08:33 (M5.1) Izu Islands, Japan region 30.4 138.4 (70fa9)

M5.1 Earthquake - Izu Islands, Japan region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 13 May 2026 03:08:33 Time near the Epicenter (1): 13 May 2026 12:08:33 Time in your area (1): 13 May 2026 08:38:33
Location	30.372N 138.428E
Depth	457 km
Distances	425.0 km (263.5 mi) SE of Kushimoto, Japan 438.4 km (271.8 mi) SSE of Shingū, Japan 448.0 km (277.7 mi) SSE of Kumano, Japan 460.3 km (285.4 mi) SSE of Owase, Japan 511.4 km (317.1 mi) S of Shizuoka, Japan
Location Uncertainty	Horizontal: 11.2 km; Vertical 9.1 km
Parameters	Nph = 60; Dmin = 567.2 km; Rmss = 1.10 seconds; Gp = 105° Version =
Event ID	us 6000sxc0

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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2026-05-12 21:53:48 (M5.1) Tonga -21.2 -174.4 (70fa9)

M5.1 Earthquake - Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 12 May 2026 21:53:49 Time near the Epicenter (1): 13 May 2026 10:53:49 Time in your area (1): 13 May 2026 03:23:49
Location	21.235S 174.369W
Depth	35 km
Distances	62.1 km (38.5 mi) E of ‘Ohonua, Tonga 87.1 km (54.0 mi) E of Nuku‘alofa, Tonga 824.4 km (511.1 mi) ESE of Nasinu, Fiji 829.6 km (514.3 mi) ESE of Suva, Fiji 847.5 km (525.5 mi) SE of Labasa, Fiji
Location Uncertainty	Horizontal: 12.3 km; Vertical 1.9 km
Parameters	Nph = 28; Dmin = 2353.7 km; Rmss = 0.82 seconds; Gp = 145° Version =
Event ID	us 6000sxaj

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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2026-05-12 21:19:34 (M5.7) south of the Fiji Islands -23.3 -176.9 (70fa9)

M5.7 Earthquake - south of the Fiji Islands

Preliminary Report

Magnitude	5.7
Date-Time	Universal Time (UTC): 12 May 2026 21:19:35 Time near the Epicenter (1): 13 May 2026 10:19:35 Time in your area (1): 13 May 2026 02:49:35
Location	23.344S 176.863W
Depth	135 km
Distances	289.6 km (179.5 mi) SW of Houma, Tonga 296.3 km (183.7 mi) SW of ‘Ohonua, Tonga 298.5 km (185.1 mi) SW of Nuku‘alofa, Tonga 756.7 km (469.2 mi) SE of Nasinu, Fiji 756.9 km (469.3 mi) SE of Suva, Fiji
Location Uncertainty	Horizontal: 9.0 km; Vertical 5.8 km
Parameters	Nph = 69; Dmin = 662.1 km; Rmss = 0.96 seconds; Gp = 48° Version =
Event ID	us 6000sx9x

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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