2025-09-29 05:57:42 (M5.0) Tonga -21.0 -173.3 (70fa9)

M5.0 Earthquake - Tonga

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 29 Sep 2025 05:57:42 Time near the Epicenter (1): 29 Sep 2025 18:57:42 Time in your area (1): 29 Sep 2025 11:27:42
Location	20.984S 173.317W
Depth	10 km
Distances	168.8 km (104.6 mi) SE of Pangai, Tonga 196.5 km (121.8 mi) E of Nuku'alofa, Tonga 792.3 km (491.2 mi) SSW of Pago Pago, American Samoa 808.4 km (501.2 mi) SSW of Apia, Samoa 915.9 km (567.9 mi) ESE of Nasinu, Fiji
Location Uncertainty	Horizontal: 14.3 km; Vertical 1.9 km
Parameters	Nph = 38; Dmin = 799.2 km; Rmss = 0.46 seconds; Gp = 127° Version =
Event ID	us 6000rdjd

(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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2025-09-28 18:41:24 (M5.2) Santa Cruz Islands -11.6 166.3 (70fa9)

M5.2 Earthquake - Santa Cruz Islands

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 28 Sep 2025 18:41:24 Time near the Epicenter (1): 29 Sep 2025 05:41:24 Time in your area (1): 29 Sep 2025 00:11:24
Location	11.558S 166.302E
Depth	77 km
Distances	107.4 km (66.6 mi) SSE of Lata, Solomon Islands 448.1 km (277.8 mi) NNW of Luganville, Vanuatu 717.1 km (444.6 mi) NNW of Port-Vila, Vanuatu 733.9 km (455.0 mi) ESE of Honiara, Solomon Islands 749.3 km (464.6 mi) ESE of Malango, Solomon Islands
Location Uncertainty	Horizontal: 9.3 km; Vertical 6.6 km
Parameters	Nph = 69; Dmin = 733.3 km; Rmss = 0.91 seconds; Gp = 110° Version =
Event ID	us 6000rdgx

(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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2025-09-28 09:59:16 (M5.4) Western Turkey 39.3 28.9 (70fa9)

M5.4 Earthquake - Western Turkey

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 28 Sep 2025 09:59:17 Time near the Epicenter (1): 28 Sep 2025 12:59:17 Time in your area (1): 28 Sep 2025 15:29:17
Location	39.323N 28.918E
Depth	10 km
Distances	26.6 km (16.5 mi) NNW of Simav, Turkey 29.5 km (18.3 mi) W of Emet, Turkey 38.0 km (23.6 mi) NE of Demirci, Turkey 38.5 km (23.9 mi) SE of Dursunbey, Turkey 83.6 km (51.8 mi) NNW of Uşak, Turkey
Location Uncertainty	Horizontal: 4.9 km; Vertical 1.8 km
Parameters	Nph = 112; Dmin = 158.5 km; Rmss = 0.85 seconds; Gp = 36° Version =
Event ID	us 6000rdf2

(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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2025-09-28 08:52:59 (M5.5) south of the Fiji Islands -23.9 178.8 (70fa9)

M5.5 Earthquake - south of the Fiji Islands

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 28 Sep 2025 08:53:00 Time near the Epicenter (1): 28 Sep 2025 21:53:00 Time in your area (1): 28 Sep 2025 14:23:00
Location	23.862S 178.842E
Depth	556 km
Distances	635.3 km (393.9 mi) S of Suva, Fiji 642.1 km (398.1 mi) S of Nasinu, Fiji 643.5 km (399.0 mi) S of Levuka, Fiji 648.2 km (401.9 mi) SSE of Sigatoka, Fiji 683.1 km (423.5 mi) WSW of Nuku'alofa, Tonga
Location Uncertainty	Horizontal: 13.4 km; Vertical 8.4 km
Parameters	Nph = 56; Dmin = 681.8 km; Rmss = 0.82 seconds; Gp = 71° Version =
Event ID	us 6000rdex

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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2025-09-27 22:12:49 UPDATED: (M5.1) off the coast of Oregon 43.5 -127.1 (70fa9)

M5.1 Earthquake - off the coast of Oregon

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 27 Sep 2025 22:12:50 Time near the Epicenter (1): 27 Sep 2025 15:12:50 Time in your area (1): 28 Sep 2025 03:42:50
Location	43.461N 127.142W
Depth	10 km
Distances	225.1 km (139.5 mi) W of Bandon, Oregon 237.1 km (147.0 mi) W of Coos Bay, Oregon 279.9 km (173.5 mi) WSW of Newport, Oregon 309.4 km (191.8 mi) W of Roseburg, Oregon 367.2 km (227.7 mi) WSW of Salem, Oregon
Location Uncertainty	Horizontal: 6.5 km; Vertical 2.0 km
Parameters	Nph = 69; Dmin = 181.7 km; Rmss = 1.27 seconds; Gp = 186° Version =
Event ID	us 6000rdd9

(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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