2026-07-11 15:33:17 (M5.1) Tonga -15.3 -173.3 (70fa9)

M5.1 Earthquake - Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 11 Jul 2026 15:33:18 Time near the Epicenter (1): 12 Jul 2026 04:33:18 Time in your area (1): 11 Jul 2026 21:03:18
Location	15.314S 173.293W
Depth	10 km
Distances	89.1 km (55.2 mi) NE of Hihifo, Tonga 232.2 km (143.9 mi) SW of Apia, Samoa 301.5 km (186.9 mi) WSW of Pago Pago, American Samoa 675.3 km (418.7 mi) NNE of Nuku‘alofa, Tonga 796.0 km (493.5 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 15.1 km; Vertical 1.8 km
Parameters	Nph = 58; Dmin = 2179.1 km; Rmss = 1.07 seconds; Gp = 129° Version =
Event ID	us 7000szr0

(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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2026-07-11 10:26:45 (M6.4) South Sandwich Islands region -55.5 -29.0 (70fa9)

M6.4 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	6.4
Date-Time	Universal Time (UTC): 11 Jul 2026 10:26:45 Time near the Epicenter (1): 11 Jul 2026 08:26:45 Time in your area (1): 11 Jul 2026 15:56:45
Location	55.536S 28.970W
Depth	45 km
Distances	2407.1 km (1492.4 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2474.6 km (1534.3 mi) ENE of Ushuaia, Argentina 2474.8 km (1534.4 mi) ENE of Río Grande, Argentina 2661.8 km (1650.3 mi) E of Puerto Deseado, Argentina 2662.3 km (1650.6 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 5.5 km; Vertical 6.2 km
Parameters	Nph = 72; Dmin = 502.2 km; Rmss = 1.10 seconds; Gp = 55° Version =
Event ID	us 7000szpb

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


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2026-07-11 07:58:27 (M5.1) off the coast of central Peru -10.9 -79.0 (70fa9)

M5.1 Earthquake - off the coast of central Peru

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 11 Jul 2026 07:58:27 Time near the Epicenter (1): 11 Jul 2026 03:58:27 Time in your area (1): 11 Jul 2026 13:28:27
Location	10.859S 79.029W
Depth	10 km
Distances	129.9 km (80.6 mi) SW of Huarmey, Peru 132.6 km (82.2 mi) W of Paramonga, Peru 137.4 km (85.2 mi) W of Pativilca, Peru 138.6 km (85.9 mi) W of Barranca, Peru 158.1 km (98.0 mi) W of Huacho, Peru
Location Uncertainty	Horizontal: 9.9 km; Vertical 1.9 km
Parameters	Nph = 91; Dmin = 269.1 km; Rmss = 0.98 seconds; Gp = 137° Version =
Event ID	us 7000sznq

(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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2026-07-11 06:52:27 (M5.4) South Sandwich Islands region -59.6 -26.3 (70fa9)

M5.4 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 11 Jul 2026 06:52:27 Time near the Epicenter (1): 11 Jul 2026 04:52:27 Time in your area (1): 11 Jul 2026 12:22:27
Location	59.633S 26.294W
Depth	104 km
Distances	2502.5 km (1551.6 mi) E of Tolhuin, Argentina 2548.9 km (1580.3 mi) E of Ushuaia, Argentina 2572.4 km (1594.9 mi) E of Río Grande, Argentina 2789.9 km (1729.7 mi) E of Punta Arenas, Chile 2790.2 km (1729.9 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 11.3 km; Vertical 6.8 km
Parameters	Nph = 68; Dmin = 859.2 km; Rmss = 0.93 seconds; Gp = 70° Version =
Event ID	us 7000sznc

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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see: Event Page or USGS Earthquake Hazards Program
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2026-07-11 03:14:55 (M5.0) Fiji region -18.2 -176.8 (70fa9)

M5.0 Earthquake - Fiji region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 11 Jul 2026 03:14:55 Time near the Epicenter (1): 11 Jul 2026 16:14:55 Time in your area (1): 11 Jul 2026 08:44:55
Location	18.214S 176.783W
Depth	367 km
Distances	299.7 km (185.8 mi) W of Neiafu, Tonga 363.6 km (225.4 mi) NNW of Nuku‘alofa, Tonga 454.4 km (281.8 mi) ESE of Labasa, Fiji 498.0 km (308.8 mi) E of Nasinu, Fiji 507.0 km (314.4 mi) E of Suva, Fiji
Location Uncertainty	Horizontal: 10.3 km; Vertical 8.2 km
Parameters	Nph = 60; Dmin = 451.4 km; Rmss = 1.16 seconds; Gp = 80° Version =
Event ID	us 7000szmb

(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
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