2026-09-22 10:46:22 (M5.1) northwest of the Ryukyu Islands, Japan 29.0 128.9 (70fa9)

M5.1 Earthquake - northwest of the Ryukyu Islands, Japan

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 22 Sep 2026 10:46:22 Time near the Epicenter (1): 22 Sep 2026 19:46:22 Time in your area (1): 22 Sep 2026 16:16:22
Location	29.037N 128.894E
Depth	10 km
Distances	88.1 km (54.6 mi) NNW of Uken, Japan 93.9 km (58.2 mi) NW of Naze, Japan 277.0 km (171.7 mi) SW of Nishinoomote, Japan 280.9 km (174.1 mi) NNE of Motobu, Japan 322.5 km (200.0 mi) SSW of Kagoshima, Japan
Location Uncertainty	Horizontal: 5.9 km; Vertical 1.6 km
Parameters	Nph = 67; Dmin = 312.4 km; Rmss = 0.86 seconds; Gp = 99° Version =
Event ID	us 7000tj4y

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2026-09-22 05:18:24 (M5.0) Volcano Islands, Japan region 23.1 142.4 (70fa9)

M5.0 Earthquake - Volcano Islands, Japan region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 22 Sep 2026 05:18:25 Time near the Epicenter (1): 22 Sep 2026 14:18:25 Time in your area (1): 22 Sep 2026 10:48:25
Location	23.133N 142.437E
Depth	10 km
Distances	943.5 km (585.0 mi) NNW of Saipan, Northern Mariana Islands 963.8 km (597.5 mi) NNW of San Jose Village, Northern Mariana Islands 1093.3 km (677.9 mi) NNW of Yigo Village, Guam 1094.1 km (678.3 mi) NNW of Dededo Village, Guam 1095.9 km (679.5 mi) NNW of Tamuning-Tumon-Harmon Village, Guam
Location Uncertainty	Horizontal: 11.0 km; Vertical 1.9 km
Parameters	Nph = 108; Dmin = 1173.9 km; Rmss = 1.02 seconds; Gp = 119° Version =
Event ID	us 7000tj3k

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2026-09-21 23:48:13 (M5.2) Pulau-Pulau Sangihe, Indonesia 4.6 125.4 (70fa9)

M5.2 Earthquake - Pulau-Pulau Sangihe, Indonesia

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 21 Sep 2026 23:48:14 Time near the Epicenter (1): 22 Sep 2026 07:48:14 Time in your area (1): 22 Sep 2026 05:18:14
Location	4.572N 125.375E
Depth	10 km
Distances	92.4 km (57.3 mi) S of Sarangani, Philippines 139.7 km (86.6 mi) S of Glan, Philippines 151.7 km (94.1 mi) S of Caburan, Philippines 154.8 km (96.0 mi) S of Malapatan, Philippines 221.4 km (137.3 mi) SSE of Koronadal, Philippines
Location Uncertainty	Horizontal: 6.9 km; Vertical 1.9 km
Parameters	Nph = 48; Dmin = 276.8 km; Rmss = 0.98 seconds; Gp = 112° Version =
Event ID	us 7000tj1s

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2026-09-21 21:37:05 (M5.0) South Sandwich Islands region -56.5 -24.0 (70fa9)

M5.0 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Sep 2026 21:37:05 Time near the Epicenter (1): 21 Sep 2026 19:37:05 Time in your area (1): 22 Sep 2026 03:07:05
Location	56.462S 23.969W
Depth	10 km
Distances	2325.2 km (1441.6 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2750.1 km (1705.1 mi) ENE of Ushuaia, Argentina 2758.5 km (1710.3 mi) ENE of Río Grande, Argentina 2956.5 km (1833.0 mi) E of Río Gallegos, Argentina 2977.6 km (1846.1 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 12.1 km; Vertical 1.9 km
Parameters	Nph = 32; Dmin = 829.6 km; Rmss = 0.61 seconds; Gp = 73° Version =
Event ID	us 7000tj0z

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2026-09-21 13:38:32 (M5.0) Shikoku, Japan 32.6 132.1 (70fa9)

M5.0 Earthquake - Shikoku, Japan

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Sep 2026 13:38:32 Time near the Epicenter (1): 21 Sep 2026 22:38:32 Time in your area (1): 21 Sep 2026 19:08:32
Location	32.598N 132.081E
Depth	42 km
Distances	38.9 km (24.1 mi) E of Nobeoka, Japan 42.4 km (26.3 mi) ENE of Kadogawa, Japan 42.6 km (26.4 mi) SSE of Saiki, Japan 45.6 km (28.3 mi) ENE of Hyūga, Japan 83.6 km (51.8 mi) SSE of Ōita, Japan
Location Uncertainty	Horizontal: 7.0 km; Vertical 7.0 km
Parameters	Nph = 60; Dmin = 195.4 km; Rmss = 0.75 seconds; Gp = 108° Version =
Event ID	us 7000tixp

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2026-09-21 11:48:28 (M5.2) Off the coast of Antofagasta, Chile -22.4 -71.9 (70fa9)

M5.2 Earthquake - Off the coast of Antofagasta, Chile

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 21 Sep 2026 11:48:29 Time near the Epicenter (1): 21 Sep 2026 07:48:29 Time in your area (1): 21 Sep 2026 17:18:29
Location	22.364S 71.868W
Depth	10 km
Distances	167.1 km (103.6 mi) WNW of Mejillones, Chile 174.8 km (108.4 mi) W of Tocopilla, Chile 207.7 km (128.8 mi) NW of Antofagasta, Chile 292.7 km (181.5 mi) SW of La Tirana, Chile 295.4 km (183.2 mi) SW of Alto Hospicio, Chile
Location Uncertainty	Horizontal: 6.0 km; Vertical 1.9 km
Parameters	Nph = 111; Dmin = 185.3 km; Rmss = 0.89 seconds; Gp = 132° Version =
Event ID	us 7000tixc

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2026-09-21 07:31:07 (M5.0) Sulawesi, Indonesia -0.9 122.5 (70fa9)

M5.0 Earthquake - Sulawesi, Indonesia

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Sep 2026 07:31:08 Time near the Epicenter (1): 21 Sep 2026 15:31:08 Time in your area (1): 21 Sep 2026 13:01:08
Location	0.856S 122.496E
Depth	9 km
Distances	34.1 km (21.2 mi) WNW of Luwuk, Indonesia 166.5 km (103.2 mi) SSW of Gorontalo, Indonesia 203.0 km (125.9 mi) ENE of Poso, Indonesia 260.0 km (161.2 mi) SW of Modisi, Indonesia 292.2 km (181.2 mi) E of Palu, Indonesia
Location Uncertainty	Horizontal: 10.2 km; Vertical 5.0 km
Parameters	Nph = 39; Dmin = 551.1 km; Rmss = 1.38 seconds; Gp = 68° Version =
Event ID	us 7000tiw4

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2026-09-20 23:25:37 UPDATED: (M4.6) Kuril Islands 43.6 146.6 (70fa9)

M4.6 Earthquake - Kuril Islands

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 20 Sep 2026 23:25:37 Time near the Epicenter (1): 21 Sep 2026 09:25:37 Time in your area (1): 21 Sep 2026 04:55:37
Location	43.601N 146.576E
Depth	57 km
Distances	25.0 km (15.5 mi) SSW of Shikotan, Russia 86.6 km (53.7 mi) ENE of Nemuro, Japan 116.7 km (72.3 mi) E of Shibetsu, Japan 129.7 km (80.4 mi) E of Nakashibetsu, Japan 427.8 km (265.3 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 10.4 km; Vertical 6.0 km
Parameters	Nph = 85; Dmin = 325.5 km; Rmss = 0.66 seconds; Gp = 108° Version =
Event ID	us 7000tiu3 ***This event has been revised.

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2026-09-20 23:25:38 (M5.0) Kuril Islands 43.7 146.5 (70fa9)

M5.0 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Sep 2026 23:25:39 Time near the Epicenter (1): 21 Sep 2026 09:25:39 Time in your area (1): 21 Sep 2026 04:55:39
Location	43.744N 146.534E
Depth	64 km
Distances	16.3 km (10.1 mi) WSW of Shikotan, Russia 90.5 km (56.1 mi) ENE of Nemuro, Japan 113.4 km (70.3 mi) E of Shibetsu, Japan 127.9 km (79.3 mi) E of Nakashibetsu, Japan 426.5 km (264.4 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 10.6 km; Vertical 7.4 km
Parameters	Nph = 69; Dmin = 319.3 km; Rmss = 0.75 seconds; Gp = 132° Version =
Event ID	us 7000tiu3

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2026-09-20 21:06:19 UPDATED: (M5.0) south of Alaska 52.7 -162.5 (70fa9)

M5.0 Earthquake - south of Alaska

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Sep 2026 21:06:20 Time near the Epicenter (1): 20 Sep 2026 11:06:20 Time in your area (1): 21 Sep 2026 02:36:20
Location	52.697N 162.469W
Depth	10 km
Distances	248.0 km (153.8 mi) SSE of False Pass, Alaska 1214.5 km (753.0 mi) SSW of Anchorage, Alaska 1235.2 km (765.8 mi) SW of Eagle River, Alaska 1249.2 km (774.5 mi) SSW of Knik-Fairview, Alaska 1757.5 km (1089.6 mi) SSE of Anadyr, Russia
Location Uncertainty	Horizontal: 6.9 km; Vertical 1.8 km
Parameters	Nph = 106; Dmin = 232.9 km; Rmss = 0.58 seconds; Gp = 133° Version =
Event ID	us 7000tit6 ***This event supersedes event AKa2026srnyvl.

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2026-09-20 13:00:45 (M5.2) Tonga -15.9 -174.8 (70fa9)

M5.2 Earthquake - Tonga

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 20 Sep 2026 13:00:45 Time near the Epicenter (1): 21 Sep 2026 02:00:45 Time in your area (1): 20 Sep 2026 18:30:45
Location	15.868S 174.817W
Depth	10 km
Distances	109.7 km (68.0 mi) W of Hihifo, Tonga 398.1 km (246.8 mi) SW of Apia, Samoa 476.0 km (295.1 mi) WSW of Pago Pago, American Samoa 584.6 km (362.4 mi) N of Nuku‘alofa, Tonga 625.4 km (387.8 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 12.3 km; Vertical 1.8 km
Parameters	Nph = 38; Dmin = 624.7 km; Rmss = 1.44 seconds; Gp = 67° Version =
Event ID	us 7000tirq

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2026-09-20 20:54:37 (M5.7) south of Africa -48.4 31.2 (70fa9)

M5.7 Earthquake - south of Africa

Preliminary Report

Magnitude	5.7
Date-Time	Universal Time (UTC): 20 Sep 2026 20:54:37 Time near the Epicenter (1): 20 Sep 2026 22:54:37 Time in your area (1): 21 Sep 2026 02:24:37
Location	48.428S 31.235E
Depth	10 km
Distances	1673.2 km (1037.4 mi) SSE of Port Elizabeth, South Africa 1687.7 km (1046.4 mi) SSE of Port Alfred, South Africa 1690.7 km (1048.2 mi) SSE of Kruisfontein, South Africa 1700.2 km (1054.1 mi) SSE of Uitenhage, South Africa 1759.1 km (1090.6 mi) SSE of Bhisho, South Africa
Location Uncertainty	Horizontal: 11.4 km; Vertical 1.8 km
Parameters	Nph = 64; Dmin = 1985.8 km; Rmss = 0.84 seconds; Gp = 42° Version =
Event ID	us 7000tit5

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2026-09-20 12:45:53 (M5.4) eastern New Guinea region, Papua New Guinea -5.8 146.2 (70fa9)

M5.4 Earthquake - eastern New Guinea region, Papua New Guinea

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 20 Sep 2026 12:45:53 Time near the Epicenter (1): 20 Sep 2026 22:45:53 Time in your area (1): 20 Sep 2026 18:15:53
Location	5.771S 146.204E
Depth	116 km
Distances	68.4 km (42.4 mi) NNE of Kainantu, Papua New Guinea 76.4 km (47.3 mi) SE of Madang, Papua New Guinea 96.9 km (60.1 mi) ENE of Goroka, Papua New Guinea 137.0 km (84.9 mi) NW of Lae, Papua New Guinea 165.6 km (102.7 mi) NNW of Bulolo, Papua New Guinea
Location Uncertainty	Horizontal: 9.1 km; Vertical 6.5 km
Parameters	Nph = 82; Dmin = 415.0 km; Rmss = 0.82 seconds; Gp = 47° Version =
Event ID	us 7000tirh

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2026-09-20 09:17:35 (M6.4) eastern New Guinea region, Papua New Guinea -5.9 146.1 (70fa9)

M6.4 Earthquake - eastern New Guinea region, Papua New Guinea

Preliminary Report

Magnitude	6.4
Date-Time	Universal Time (UTC): 20 Sep 2026 09:17:36 Time near the Epicenter (1): 20 Sep 2026 19:17:36 Time in your area (1): 20 Sep 2026 14:47:36
Location	5.902S 146.092E
Depth	104 km
Distances	49.6 km (30.7 mi) NNE of Kainantu, Papua New Guinea 80.7 km (50.0 mi) ENE of Goroka, Papua New Guinea 82.5 km (51.2 mi) SSE of Madang, Papua New Guinea 135.1 km (83.8 mi) NW of Lae, Papua New Guinea 156.2 km (96.8 mi) NNW of Bulolo, Papua New Guinea
Location Uncertainty	Horizontal: 7.4 km; Vertical 6.3 km
Parameters	Nph = 92; Dmin = 404.4 km; Rmss = 0.64 seconds; Gp = 22° Version =
Event ID	us 7000tiqc

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2026-09-20 08:47:54 (M5.3) Salta-Catamarca border region, Argentina -26.0 -66.6 (70fa9)

M5.3 Earthquake - Salta-Catamarca border region, Argentina

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 20 Sep 2026 08:47:54 Time near the Epicenter (1): 20 Sep 2026 05:47:54 Time in your area (1): 20 Sep 2026 14:17:54
Location	25.987S 66.612W
Depth	10 km
Distances	64.2 km (39.8 mi) W of Cafayate, Argentina 158.2 km (98.1 mi) WNW of Tafí Viejo, Argentina 158.6 km (98.3 mi) NW of Yerba Buena, Argentina 166.8 km (103.4 mi) NW of San Miguel de Tucumán, Argentina 168.8 km (104.6 mi) NW of Famaillá, Argentina
Location Uncertainty	Horizontal: 8.7 km; Vertical 1.9 km
Parameters	Nph = 64; Dmin = 312.7 km; Rmss = 1.11 seconds; Gp = 54° Version =
Event ID	us 7000tiq2

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2026-09-20 07:28:22 (M5.1) Ryukyu Islands, Japan 28.4 129.3 (70fa9)

M5.1 Earthquake - Ryukyu Islands, Japan

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 20 Sep 2026 07:28:23 Time near the Epicenter (1): 20 Sep 2026 16:28:23 Time in your area (1): 20 Sep 2026 12:58:23
Location	28.395N 129.341E
Depth	68 km
Distances	14.3 km (8.9 mi) WNW of Naze, Japan 238.4 km (147.8 mi) NE of Nago, Japan 238.9 km (148.1 mi) NE of Motobu, Japan 256.9 km (159.3 mi) NE of Onna, Japan 292.4 km (181.3 mi) NE of Naha, Japan
Location Uncertainty	Horizontal: 7.8 km; Vertical 6.5 km
Parameters	Nph = 88; Dmin = 340.8 km; Rmss = 0.92 seconds; Gp = 94° Version =
Event ID	us 7000tipl

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2026-09-20 05:07:03 (M5.0) Tonga -15.9 -174.8 (70fa9)

M5.0 Earthquake - Tonga

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Sep 2026 05:07:04 Time near the Epicenter (1): 20 Sep 2026 18:07:04 Time in your area (1): 20 Sep 2026 10:37:04
Location	15.893S 174.764W
Depth	10 km
Distances	103.9 km (64.4 mi) W of Hihifo, Tonga 394.9 km (244.8 mi) SW of Apia, Samoa 471.8 km (292.5 mi) WSW of Pago Pago, American Samoa 582.3 km (361.0 mi) N of Nuku‘alofa, Tonga 630.7 km (391.1 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 15.2 km; Vertical 1.9 km
Parameters	Nph = 27; Dmin = 388.4 km; Rmss = 1.10 seconds; Gp = 127° Version =
Event ID	us 7000tip2

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2026-09-20 03:43:24 (M5.3) Guam region 13.1 145.8 (70fa9)

M5.3 Earthquake - Guam region

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 20 Sep 2026 03:43:25 Time near the Epicenter (1): 20 Sep 2026 13:43:25 Time in your area (1): 20 Sep 2026 09:13:25
Location	13.057N 145.759E
Depth	10 km
Distances	108.2 km (67.1 mi) ESE of Yigo Village, Guam 112.0 km (69.4 mi) ESE of Dededo Village, Guam 112.5 km (69.7 mi) ESE of Mangilao Village, Guam 116.2 km (72.0 mi) ESE of Tamuning, Guam 116.2 km (72.0 mi) ESE of Tamuning-Tumon-Harmon Village, Guam
Location Uncertainty	Horizontal: 9.0 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 240.6 km; Rmss = 0.67 seconds; Gp = 107° Version =
Event ID	us 7000tinl

(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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2026-09-20 00:58:14 (M5.3) Reykjanes Ridge 57.1 -33.5 (70fa9)

M5.3 Earthquake - Reykjanes Ridge

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 20 Sep 2026 00:58:14 Time near the Epicenter (1): 19 Sep 2026 22:58:14 Time in your area (1): 20 Sep 2026 06:28:14
Location	57.121N 33.546W
Depth	10 km
Distances	756.7 km (469.1 mi) ESE of Nanortalik, Greenland 821.7 km (509.5 mi) SE of Qaqortoq, Greenland 972.0 km (602.7 mi) SSW of Reykjanesbær, Iceland 972.5 km (603.0 mi) SSW of Keflavík, Iceland 998.7 km (619.2 mi) SW of Hafnarfjörður, Iceland
Location Uncertainty	Horizontal: 9.2 km; Vertical 1.9 km
Parameters	Nph = 77; Dmin = 950.7 km; Rmss = 1.25 seconds; Gp = 66° Version =
Event ID	us 7000timy

(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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2026-09-19 20:24:42 (M5.2) Reykjanes Ridge 57.1 -33.4 (70fa9)

M5.2 Earthquake - Reykjanes Ridge

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 19 Sep 2026 20:24:42 Time near the Epicenter (1): 19 Sep 2026 18:24:42 Time in your area (1): 20 Sep 2026 01:54:42
Location	57.117N 33.425W
Depth	10 km
Distances	763.2 km (473.2 mi) ESE of Nanortalik, Greenland 828.0 km (513.4 mi) SE of Qaqortoq, Greenland 968.3 km (600.4 mi) SSW of Reykjanesbær, Iceland 968.8 km (600.7 mi) SSW of Keflavík, Iceland 994.9 km (616.8 mi) SW of Hafnarfjörður, Iceland
Location Uncertainty	Horizontal: 9.0 km; Vertical 1.9 km
Parameters	Nph = 94; Dmin = 820.3 km; Rmss = 0.66 seconds; Gp = 50° Version =
Event ID	us 7000tild

(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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