2025-10-25 17:29:35 (M5.2) Off the coast of Aisen, Chile -45.7 -77.5 (70fa9)

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

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 25 Oct 2025 17:29:36 Time near the Epicenter (1): 25 Oct 2025 13:29:36 Time in your area (1): 25 Oct 2025 22:59:36
Location	45.652S 77.502W
Depth	10 km
Distances	366.3 km (227.1 mi) W of Puerto Chacabuco, Chile 376.7 km (233.6 mi) W of Puerto Aysén, Chile 418.4 km (259.4 mi) SW of Quellón, Chile 424.0 km (262.9 mi) W of Coyhaique, Chile 449.5 km (278.7 mi) SW of Chonchi, Chile
Location Uncertainty	Horizontal: 9.1 km; Vertical 1.9 km
Parameters	Nph = 91; Dmin = 423.1 km; Rmss = 0.42 seconds; Gp = 107° Version =
Event ID	us 6000rjgm

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2025-10-25 16:31:14 (M5.3) southeast Indian Ridge -45.2 96.7 (70fa9)

M5.3 Earthquake - southeast Indian Ridge

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 25 Oct 2025 16:31:14 Time near the Epicenter (1): 25 Oct 2025 22:31:14 Time in your area (1): 25 Oct 2025 22:01:14
Location	45.243S 96.746E
Depth	10 km
Distances	1981.9 km (1228.8 mi) WSW of Augusta, Australia 2045.3 km (1268.1 mi) WSW of Busselton, Australia 2090.2 km (1295.9 mi) WSW of Bunbury, Australia 2098.8 km (1301.3 mi) WSW of Australind, Australia 2214.3 km (1372.9 mi) SW of Perth, Australia
Location Uncertainty	Horizontal: 8.1 km; Vertical 1.8 km
Parameters	Nph = 102; Dmin = 2048.3 km; Rmss = 0.43 seconds; Gp = 44° Version =
Event ID	us 6000rjgf

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2025-10-25 11:45:23 (M5.2) eastern Russia-northeastern China border region 43.1 131.0 (70fa9)

M5.2 Earthquake - eastern Russia-northeastern China border region

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 25 Oct 2025 11:45:23 Time near the Epicenter (1): 25 Oct 2025 19:45:23 Time in your area (1): 25 Oct 2025 17:15:23
Location	43.079N 131.002E
Depth	561 km
Distances	39.5 km (24.5 mi) NW of Slavyanka, Russia 57.5 km (35.7 mi) ENE of Hunchun, China 71.0 km (44.0 mi) W of Vladivostok, Russia 74.4 km (46.1 mi) ENE of Kyŏngwŏn, North Korea 79.0 km (49.0 mi) NE of Aoji, North Korea
Location Uncertainty	Horizontal: 10.2 km; Vertical 7.8 km
Parameters	Nph = 95; Dmin = 147.9 km; Rmss = 0.51 seconds; Gp = 30° Version =
Event ID	us 6000rjf6

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2025-10-25 10:13:06 (M5.0) Andreanof Islands, Aleutian Islands, Alaska 51.5 -176.1 (70fa9)

M5.0 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 25 Oct 2025 10:13:06 Time near the Epicenter (1): 25 Oct 2025 00:13:06 Time in your area (1): 25 Oct 2025 15:43:06
Location	51.531N 176.125W
Depth	52 km
Distances	52.0 km (32.2 mi) SE of Adak, Alaska 1515.8 km (939.8 mi) SSE of Anadyr, Russia 1595.0 km (988.9 mi) ESE of Klyuchi, Russia 1721.9 km (1067.6 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1737.2 km (1077.1 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 5.0 km; Vertical 6.5 km
Parameters	Nph = 63; Dmin = 62.9 km; Rmss = 0.79 seconds; Gp = 100° Version =
Event ID	us 6000rjeu

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2025-10-25 08:12:27 (M5.1) Vanuatu -14.6 167.4 (70fa9)

M5.1 Earthquake - Vanuatu

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 25 Oct 2025 08:12:27 Time near the Epicenter (1): 25 Oct 2025 19:12:27 Time in your area (1): 25 Oct 2025 13:42:27
Location	14.632S 167.395E
Depth	227 km
Distances	57.1 km (35.4 mi) NE of Port-Olry, Vanuatu 85.3 km (52.9 mi) SSW of Sola, Vanuatu 101.4 km (62.9 mi) NNE of Luganville, Vanuatu 357.3 km (221.5 mi) NNW of Port-Vila, Vanuatu 695.7 km (431.4 mi) N of Wé, New Caledonia
Location Uncertainty	Horizontal: 11.0 km; Vertical 7.7 km
Parameters	Nph = 54; Dmin = 732.8 km; Rmss = 0.58 seconds; Gp = 60° Version =
Event ID	us 6000rjeg

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2025-10-25 06:34:00 (M5.3) Beaufort Sea 71.6 -131.9 (70fa9)

M5.3 Earthquake - Beaufort Sea

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 25 Oct 2025 06:34:01 Time near the Epicenter (1): 24 Oct 2025 22:34:01 Time in your area (1): 25 Oct 2025 12:04:01
Location	71.637N 131.885W
Depth	7 km
Distances	372.1 km (230.7 mi) NNE of Inuvik, Canada 994.8 km (616.8 mi) NE of Badger, Alaska 996.1 km (617.6 mi) NE of Fairbanks, Alaska 996.6 km (617.9 mi) NE of College, Alaska 1225.7 km (759.9 mi) N of Whitehorse, Canada
Location Uncertainty	Horizontal: 7.7 km; Vertical 4.5 km
Parameters	Nph = 135; Dmin = 377.4 km; Rmss = 0.71 seconds; Gp = 28° Version =
Event ID	us 6000rje7

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2025-10-24 23:50:49 UPDATED: (M4.8) Trinidad 10.6 -61.8 (70fa9)

M4.8 Earthquake - Trinidad

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 24 Oct 2025 23:50:49 Time near the Epicenter (1): 24 Oct 2025 19:50:49 Time in your area (1): 25 Oct 2025 05:20:49
Location	10.556N 61.766W
Depth	10 km
Distances	27.7 km (17.2 mi) WSW of Mucurapo, Trinidad and Tobago 29.7 km (18.4 mi) WSW of Port of Spain, Trinidad and Tobago 31.0 km (19.2 mi) WSW of Laventille, Trinidad and Tobago 38.4 km (23.8 mi) W of Chaguanas, Trinidad and Tobago 42.6 km (26.4 mi) WSW of Tunapuna, Trinidad and Tobago
Location Uncertainty	Horizontal: 8.5 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 466.6 km; Rmss = 1.38 seconds; Gp = 50° Version =
Event ID	us 6000rjbl ***This event has been revised.

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2025-10-24 23:50:49 (M5.2) Trinidad 10.6 -61.8 (70fa9)

M5.2 Earthquake - Trinidad

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 24 Oct 2025 23:50:49 Time near the Epicenter (1): 24 Oct 2025 19:50:49 Time in your area (1): 25 Oct 2025 05:20:49
Location	10.556N 61.766W
Depth	10 km
Distances	27.7 km (17.2 mi) WSW of Mucurapo, Trinidad and Tobago 29.7 km (18.4 mi) WSW of Port of Spain, Trinidad and Tobago 31.0 km (19.2 mi) WSW of Laventille, Trinidad and Tobago 38.4 km (23.8 mi) W of Chaguanas, Trinidad and Tobago 42.6 km (26.4 mi) WSW of Tunapuna, Trinidad and Tobago
Location Uncertainty	Horizontal: 8.5 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 466.6 km; Rmss = 1.38 seconds; Gp = 50° Version =
Event ID	us 6000rjbl

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2025-10-24 19:04:14 (M5.1) Guam region 12.2 144.2 (70fa9)

M5.1 Earthquake - Guam region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 24 Oct 2025 19:04:15 Time near the Epicenter (1): 25 Oct 2025 06:04:15 Time in your area (1): 25 Oct 2025 00:34:15
Location	12.233N 144.197E
Depth	30 km
Distances	125.2 km (77.6 mi) SSW of Merizo Village, Guam 149.5 km (92.7 mi) SSW of Mangilao Village, Guam 152.6 km (94.6 mi) SSW of Tamuning, Guam 152.6 km (94.6 mi) SSW of Tamuning-Tumon-Harmon Village, Guam 158.3 km (98.1 mi) SSW of Dededo Village, Guam
Location Uncertainty	Horizontal: 7.3 km; Vertical 4.6 km
Parameters	Nph = 88; Dmin = 166.6 km; Rmss = 0.84 seconds; Gp = 55° Version =
Event ID	us 6000rj9z

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2025-10-24 16:40:10 (M5.8) Hokkaido, Japan region 43.0 145.6 (70fa9)

M5.8 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	5.8
Date-Time	Universal Time (UTC): 24 Oct 2025 16:40:10 Time near the Epicenter (1): 25 Oct 2025 03:40:10 Time in your area (1): 24 Oct 2025 22:10:10
Location	43.004N 145.638E
Depth	41 km
Distances	35.8 km (22.2 mi) S of Nemuro, Japan 81.1 km (50.3 mi) SE of Nakashibetsu, Japan 83.5 km (51.8 mi) SSE of Shibetsu, Japan 103.0 km (63.9 mi) E of Kushiro, Japan 349.4 km (216.7 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 8.8 km; Vertical 8.3 km
Parameters	Nph = 60; Dmin = 231.7 km; Rmss = 1.09 seconds; Gp = 113° Version =
Event ID	us 6000rj9f

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2025-10-24 08:31:41 (M5.0) east of the North Island of New Zealand -35.7 -179.5 (70fa9)

M5.0 Earthquake - east of the North Island of New Zealand

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 24 Oct 2025 08:31:41 Time near the Epicenter (1): 24 Oct 2025 21:31:41 Time in your area (1): 24 Oct 2025 14:01:41
Location	35.685S 179.470W
Depth	10 km
Distances	291.4 km (180.7 mi) NE of Hicks Bay, New Zealand 398.5 km (247.1 mi) NNE of Gisborne, New Zealand 404.5 km (250.8 mi) NE of Whakatane, New Zealand 448.7 km (278.2 mi) ENE of Tauranga, New Zealand 468.9 km (290.7 mi) NE of Rotorua, New Zealand
Location Uncertainty	Horizontal: 9.1 km; Vertical 1.9 km
Parameters	Nph = 43; Dmin = 288.0 km; Rmss = 1.31 seconds; Gp = 78° Version =
Event ID	us 6000rj2t

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2025-10-24 04:46:34 (M5.1) Flores region, Indonesia -8.9 123.8 (70fa9)

M5.1 Earthquake - Flores region, Indonesia

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 24 Oct 2025 04:46:35 Time near the Epicenter (1): 24 Oct 2025 12:46:35 Time in your area (1): 24 Oct 2025 10:16:35
Location	8.856S 123.755E
Depth	108 km
Distances	78.8 km (48.9 mi) WNW of Pante Makasar, Timor Leste 102.9 km (63.8 mi) NW of Kefamenanu, Indonesia 125.4 km (77.7 mi) NNW of Soe, Indonesia 128.1 km (79.4 mi) WNW of Atambua, Indonesia 146.3 km (90.7 mi) N of Kupang, Indonesia
Location Uncertainty	Horizontal: 10.4 km; Vertical 6.4 km
Parameters	Nph = 45; Dmin = 114.1 km; Rmss = 0.75 seconds; Gp = 56° Version =
Event ID	us 6000rj23

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2025-10-24 01:26:50 (M5.1) South Sandwich Islands region -56.0 -27.9 (70fa9)

M5.1 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 24 Oct 2025 01:26:51 Time near the Epicenter (1): 23 Oct 2025 23:26:51 Time in your area (1): 24 Oct 2025 06:56:51
Location	56.002S 27.872W
Depth	106 km
Distances	2407.0 km (1492.4 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2528.6 km (1567.7 mi) ENE of Ushuaia, Argentina 2532.1 km (1569.9 mi) E of Río Grande, Argentina 2724.0 km (1688.9 mi) E of Río Gallegos, Argentina 2733.8 km (1694.9 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 11.1 km; Vertical 7.5 km
Parameters	Nph = 44; Dmin = 582.0 km; Rmss = 1.01 seconds; Gp = 75° Version =
Event ID	us 6000rj1k

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2025-10-23 21:09:27 (M5.1) off the east coast of Honshu, Japan 37.4 142.0 (70fa9)

M5.1 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 23 Oct 2025 21:09:28 Time near the Epicenter (1): 24 Oct 2025 06:09:28 Time in your area (1): 24 Oct 2025 02:39:28
Location	37.420N 142.036E
Depth	40 km
Distances	90.8 km (56.3 mi) E of Tomioka, Japan 91.9 km (57.0 mi) E of Namie, Japan 96.3 km (59.7 mi) ESE of Minami-Sōma, Japan 106.1 km (65.8 mi) ESE of Sōma, Japan 139.4 km (86.4 mi) SE of Sendai, Japan
Location Uncertainty	Horizontal: 7.6 km; Vertical 5.4 km
Parameters	Nph = 75; Dmin = 354.7 km; Rmss = 1.10 seconds; Gp = 60° Version =
Event ID	us 6000rj0d

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2025-10-23 14:25:12 (M5.0) Falkland Islands region -54.1 -58.3 (70fa9)

M5.0 Earthquake - Falkland Islands region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 23 Oct 2025 14:25:13 Time near the Epicenter (1): 23 Oct 2025 10:25:13 Time in your area (1): 23 Oct 2025 19:55:13
Location	54.098S 58.295W
Depth	10 km
Distances	580.8 km (360.1 mi) E of Tolhuin, Argentina 618.7 km (383.6 mi) E of Río Grande, Argentina 654.2 km (405.6 mi) E of Ushuaia, Argentina 784.6 km (486.5 mi) ESE of Río Gallegos, Argentina 840.2 km (520.9 mi) E of Punta Arenas, Chile
Location Uncertainty	Horizontal: 9.6 km; Vertical 1.8 km
Parameters	Nph = 83; Dmin = 270.3 km; Rmss = 0.61 seconds; Gp = 74° Version =
Event ID	us 6000rivm

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2025-10-23 11:46:10 (M5.6) Banda Sea -6.3 131.0 (70fa9)

M5.6 Earthquake - Banda Sea

Preliminary Report

Magnitude	5.6
Date-Time	Universal Time (UTC): 23 Oct 2025 11:46:11 Time near the Epicenter (1): 23 Oct 2025 20:46:11 Time in your area (1): 23 Oct 2025 17:16:11
Location	6.271S 130.965E
Depth	93 km
Distances	210.3 km (130.4 mi) WSW of Tual, Indonesia 395.7 km (245.3 mi) SE of Amahai, Indonesia 396.4 km (245.8 mi) SE of Masohi, Indonesia 398.5 km (247.1 mi) SSW of Fakfak, Indonesia 419.8 km (260.3 mi) SE of Ambon, Indonesia
Location Uncertainty	Horizontal: 7.3 km; Vertical 5.8 km
Parameters	Nph = 81; Dmin = 226.1 km; Rmss = 0.73 seconds; Gp = 20° Version =
Event ID	us 6000riuj

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2025-10-23 05:20:38 (M5.2) Solomon Islands -10.3 161.2 (70fa9)

M5.2 Earthquake - Solomon Islands

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 23 Oct 2025 05:20:38 Time near the Epicenter (1): 23 Oct 2025 16:20:38 Time in your area (1): 23 Oct 2025 10:50:38
Location	10.285S 161.181E
Depth	59 km
Distances	83.2 km (51.6 mi) WNW of Kirakira, Solomon Islands 164.6 km (102.0 mi) SE of Honiara, Solomon Islands 173.2 km (107.4 mi) ESE of Malango, Solomon Islands 763.9 km (473.6 mi) SE of Arawa, Papua New Guinea 869.8 km (539.3 mi) NW of Luganville, Vanuatu
Location Uncertainty	Horizontal: 11.1 km; Vertical 6.2 km
Parameters	Nph = 66; Dmin = 164.4 km; Rmss = 0.34 seconds; Gp = 96° Version =
Event ID	us 6000ritz

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2025-10-23 04:07:01 (M5.2) New Britain region, Papua New Guinea -6.7 148.3 (70fa9)

M5.2 Earthquake - New Britain region, Papua New Guinea

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 23 Oct 2025 04:07:02 Time near the Epicenter (1): 23 Oct 2025 15:07:02 Time in your area (1): 23 Oct 2025 09:37:02
Location	6.654S 148.284E
Depth	63 km
Distances	49.6 km (30.7 mi) ESE of Finschhafen, Papua New Guinea 142.6 km (88.4 mi) E of Lae, Papua New Guinea 189.0 km (117.2 mi) ENE of Wau, Papua New Guinea 191.6 km (118.8 mi) ENE of Bulolo, Papua New Guinea 233.6 km (144.8 mi) N of Popondetta, Papua New Guinea
Location Uncertainty	Horizontal: 8.2 km; Vertical 10.1 km
Parameters	Nph = 36; Dmin = 328.2 km; Rmss = 0.74 seconds; Gp = 89° Version =
Event ID	us 6000rit3

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2025-10-22 09:17:34 (M5.2) Hokkaido, Japan region 43.0 145.4 (70fa9)

M5.2 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 22 Oct 2025 09:17:34 Time near the Epicenter (1): 22 Oct 2025 20:17:34 Time in your area (1): 22 Oct 2025 14:47:34
Location	42.980N 145.381E
Depth	59 km
Distances	41.3 km (25.6 mi) SSW of Nemuro, Japan 71.3 km (44.2 mi) SSE of Nakashibetsu, Japan 78.1 km (48.4 mi) SSE of Shibetsu, Japan 82.1 km (50.9 mi) E of Kushiro, Japan 328.7 km (203.8 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 8.9 km; Vertical 6.7 km
Parameters	Nph = 117; Dmin = 212.0 km; Rmss = 0.60 seconds; Gp = 121° Version =
Event ID	us 6000rimi

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2025-10-22 09:07:13 (M5.0) Buru, Indonesia -4.0 126.3 (70fa9)

M5.0 Earthquake - Buru, Indonesia

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 22 Oct 2025 09:07:14 Time near the Epicenter (1): 22 Oct 2025 18:07:14 Time in your area (1): 22 Oct 2025 14:37:14
Location	3.998S 126.295E
Depth	10 km
Distances	212.3 km (131.7 mi) W of Ambon, Indonesia 217.4 km (134.8 mi) S of Sanana, Indonesia 300.5 km (186.3 mi) WSW of Amahai, Indonesia 306.9 km (190.3 mi) WSW of Masohi, Indonesia 406.7 km (252.2 mi) ENE of Katobu, Indonesia
Location Uncertainty	Horizontal: 7.1 km; Vertical 1.9 km
Parameters	Nph = 45; Dmin = 404.3 km; Rmss = 0.85 seconds; Gp = 46° Version =
Event ID	us 6000rimh

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2025-10-22 03:57:07 (M5.9) Costa Rica 9.4 -84.2 (70fa9)

M5.9 Earthquake - Costa Rica

Preliminary Report

Magnitude	5.9
Date-Time	Universal Time (UTC): 22 Oct 2025 03:57:08 Time near the Epicenter (1): 21 Oct 2025 22:57:08 Time in your area (1): 22 Oct 2025 09:27:08
Location	9.365N 84.180W
Depth	31 km
Distances	7.5 km (4.6 mi) SSW of Quepos, Costa Rica 42.2 km (26.1 mi) S of Tejar, Costa Rica 52.9 km (32.8 mi) SSE of San Rafael Abajo, Costa Rica 53.0 km (32.9 mi) W of San Isidro, Costa Rica 62.2 km (38.5 mi) SSW of Cartago, Costa Rica
Location Uncertainty	Horizontal: 4.7 km; Vertical 4.9 km
Parameters	Nph = 82; Dmin = 45.7 km; Rmss = 1.34 seconds; Gp = 123° Version =
Event ID	us 6000ril5

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2025-10-22 00:05:44 (M5.5) near the coast of Ecuador -3.6 -79.8 (70fa9)

M5.5 Earthquake - near the coast of Ecuador

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 22 Oct 2025 00:05:44 Time near the Epicenter (1): 21 Oct 2025 20:05:44 Time in your area (1): 22 Oct 2025 05:35:44
Location	3.625S 79.823W
Depth	69 km
Distances	17.0 km (10.5 mi) WNW of Piñas, Ecuador 24.6 km (15.2 mi) WNW of Zaruma, Ecuador 24.7 km (15.3 mi) SE of Santa Rosa, Ecuador 33.1 km (20.5 mi) S of Pasaje, Ecuador 43.3 km (26.8 mi) SSE of Machala, Ecuador
Location Uncertainty	Horizontal: 7.8 km; Vertical 5.7 km
Parameters	Nph = 88; Dmin = 142.6 km; Rmss = 0.76 seconds; Gp = 94° Version =
Event ID	us 6000rik7

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2025-10-21 20:02:04 (M5.1) south of the Kermadec Islands -33.8 -178.6 (70fa9)

M5.1 Earthquake - south of the Kermadec Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Oct 2025 20:02:05 Time near the Epicenter (1): 22 Oct 2025 09:02:05 Time in your area (1): 22 Oct 2025 01:32:05
Location	33.766S 178.572W
Depth	10 km
Distances	510.9 km (316.8 mi) NNE of Hicks Bay, New Zealand 614.2 km (380.8 mi) NE of Whakatane, New Zealand 623.5 km (386.6 mi) NNE of Gisborne, New Zealand 644.6 km (399.7 mi) NE of Tauranga, New Zealand 673.6 km (417.6 mi) NE of Rotorua, New Zealand
Location Uncertainty	Horizontal: 12.6 km; Vertical 1.8 km
Parameters	Nph = 33; Dmin = 507.2 km; Rmss = 0.95 seconds; Gp = 68° Version =
Event ID	us 6000riiz

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2025-10-21 18:14:49 (M5.1) Afghanistan-Tajikistan-Pakistan region 36.6 71.2 (70fa9)

M5.1 Earthquake - Afghanistan-Tajikistan-Pakistan region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Oct 2025 18:14:50 Time near the Epicenter (1): 21 Oct 2025 22:44:50 Time in your area (1): 21 Oct 2025 23:44:50
Location	36.627N 71.153E
Depth	243 km
Distances	34.6 km (21.5 mi) W of Ashkāsham, Afghanistan 38.8 km (24.0 mi) SE of Jurm, Afghanistan 42.6 km (26.4 mi) WSW of Ishqoshim, Tajikistan 74.5 km (46.2 mi) SE of Fayzabad, Afghanistan 102.1 km (63.3 mi) SSW of Khorugh, Tajikistan
Location Uncertainty	Horizontal: 7.3 km; Vertical 6.4 km
Parameters	Nph = 127; Dmin = 221.2 km; Rmss = 0.85 seconds; Gp = 35° Version =
Event ID	us 6000riia

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2025-10-21 18:11:08 (M5.2) South Sandwich Islands region -59.0 -25.7 (70fa9)

M5.2 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 21 Oct 2025 18:11:08 Time near the Epicenter (1): 21 Oct 2025 16:11:08 Time in your area (1): 21 Oct 2025 23:41:08
Location	58.977S 25.701W
Depth	79 km
Distances	2543.7 km (1577.1 mi) E of Tolhuin, Argentina 2591.9 km (1607.0 mi) E of Ushuaia, Argentina 2612.1 km (1619.5 mi) E of Río Grande, Argentina 2825.9 km (1752.1 mi) E of Río Gallegos, Argentina 2831.0 km (1755.2 mi) E of Punta Arenas, Chile
Location Uncertainty	Horizontal: 8.6 km; Vertical 7.5 km
Parameters	Nph = 51; Dmin = 842.8 km; Rmss = 0.65 seconds; Gp = 86° Version =
Event ID	us 6000rii9

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2025-10-21 08:02:36 (M5.0) central Iran 30.2 52.0 (70fa9)

M5.0 Earthquake - central Iran

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Oct 2025 08:02:37 Time near the Epicenter (1): 21 Oct 2025 11:32:37 Time in your area (1): 21 Oct 2025 13:32:37
Location	30.227N 52.000E
Depth	10 km
Distances	47.8 km (29.6 mi) ENE of Nūrābād, Iran 62.9 km (39.0 mi) SE of Yasuj, Iran 75.3 km (46.7 mi) NNE of Kāzerūn, Iran 85.5 km (53.0 mi) NW of Shiraz, Iran 86.7 km (53.8 mi) WNW of Marvdasht, Iran
Location Uncertainty	Horizontal: 8.4 km; Vertical 1.9 km
Parameters	Nph = 70; Dmin = 717.1 km; Rmss = 1.10 seconds; Gp = 90° Version =
Event ID	us 6000rieu

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2025-10-21 03:47:27 (M5.0) New Britain region, Papua New Guinea -5.4 152.4 (70fa9)

M5.0 Earthquake - New Britain region, Papua New Guinea

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Oct 2025 03:47:27 Time near the Epicenter (1): 21 Oct 2025 14:47:27 Time in your area (1): 21 Oct 2025 09:17:27
Location	5.386S 152.397E
Depth	41 km
Distances	116.2 km (72.1 mi) S of Kokopo, Papua New Guinea 251.0 km (155.6 mi) E of Kimbe, Papua New Guinea 358.3 km (222.2 mi) SSE of Kavieng, Papua New Guinea 363.1 km (225.2 mi) WNW of Arawa, Papua New Guinea 585.5 km (363.0 mi) NNE of Alotau, Papua New Guinea
Location Uncertainty	Horizontal: 8.9 km; Vertical 7.3 km
Parameters	Nph = 44; Dmin = 134.6 km; Rmss = 0.69 seconds; Gp = 151° Version =
Event ID	us 6000rie8

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2025-10-20 19:04:06 (M5.1) western Honshu, Japan 35.4 135.5 (70fa9)

M5.1 Earthquake - western Honshu, Japan

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 20 Oct 2025 19:04:06 Time near the Epicenter (1): 21 Oct 2025 04:04:06 Time in your area (1): 21 Oct 2025 00:34:06
Location	35.406N 135.484E
Depth	359 km
Distances	11.1 km (6.9 mi) SSW of Takahama, Japan 14.5 km (9.0 mi) ESE of Maizuru, Japan 24.3 km (15.1 mi) ENE of Ayabe, Japan 25.8 km (16.0 mi) WSW of Obama, Japan 49.3 km (30.5 mi) NNW of Kyoto, Japan
Location Uncertainty	Horizontal: 7.7 km; Vertical 5.6 km
Parameters	Nph = 94; Dmin = 140.6 km; Rmss = 0.69 seconds; Gp = 29° Version =
Event ID	us 6000ricg

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2025-10-20 19:13:46 (M5.0) Dominican Republic region 18.6 -70.6 (70fa9)

M5.0 Earthquake - Dominican Republic region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Oct 2025 19:13:46 Time near the Epicenter (1): 20 Oct 2025 15:13:46 Time in your area (1): 21 Oct 2025 00:43:46
Location	18.578N 70.643W
Depth	10 km
Distances	13.3 km (8.2 mi) N of Estebanía, Dominican Republic 14.8 km (9.2 mi) WNW of San José de Ocoa, Dominican Republic 16.8 km (10.4 mi) NE of Azua, Dominican Republic 38.3 km (23.7 mi) SSE of Constanza, Dominican Republic 42.3 km (26.3 mi) ESE of Sabana Yegua, Dominican Republic
Location Uncertainty	Horizontal: 5.7 km; Vertical 1.9 km
Parameters	Nph = 46; Dmin = 81.4 km; Rmss = 1.13 seconds; Gp = 104° Version =
Event ID	us 6000rich

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2025-10-20 18:45:26 (M5.0) Andreanof Islands, Aleutian Islands, Alaska 51.3 -177.0 (70fa9)

M5.0 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Oct 2025 18:45:26 Time near the Epicenter (1): 20 Oct 2025 08:45:26 Time in your area (1): 21 Oct 2025 00:15:26
Location	51.276N 176.996W
Depth	35 km
Distances	71.1 km (44.1 mi) SSW of Adak, Alaska 1532.3 km (950.0 mi) S of Anadyr, Russia 1555.8 km (964.6 mi) ESE of Klyuchi, Russia 1671.4 km (1036.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1687.1 km (1046.0 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 5.9 km; Vertical 1.9 km
Parameters	Nph = 59; Dmin = 65.2 km; Rmss = 1.11 seconds; Gp = 170° Version =
Event ID	us 6000ric9

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2025-10-20 16:16:49 (M5.0) Flores Sea -7.2 122.4 (70fa9)

M5.0 Earthquake - Flores Sea

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 20 Oct 2025 16:16:49 Time near the Epicenter (1): 21 Oct 2025 00:16:49 Time in your area (1): 20 Oct 2025 21:46:49
Location	7.200S 122.387E
Depth	550 km
Distances	158.2 km (98.1 mi) N of Maumere, Indonesia 193.5 km (120.0 mi) S of Baubau, Indonesia 198.5 km (123.1 mi) NNE of Ende, Indonesia 263.3 km (163.2 mi) NE of Ruteng, Indonesia 311.9 km (193.4 mi) NW of Pante Makasar, Timor Leste
Location Uncertainty	Horizontal: 10.2 km; Vertical 7.5 km
Parameters	Nph = 86; Dmin = 350.0 km; Rmss = 0.92 seconds; Gp = 20° Version =
Event ID	us 6000ribj

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2025-10-20 11:35:51 (M5.8) Philippine Islands region 6.9 127.3 (70fa9)

M5.8 Earthquake - Philippine Islands region

Preliminary Report

Magnitude	5.8
Date-Time	Universal Time (UTC): 20 Oct 2025 11:35:51 Time near the Epicenter (1): 20 Oct 2025 19:35:51 Time in your area (1): 20 Oct 2025 17:05:51
Location	6.941N 127.343E
Depth	10 km
Distances	93.3 km (57.9 mi) ESE of Santiago, Philippines 93.8 km (58.1 mi) ESE of Manay, Philippines 111.3 km (69.0 mi) SE of Baganga, Philippines 124.5 km (77.2 mi) E of Mati, Philippines 191.7 km (118.9 mi) E of Davao, Philippines
Location Uncertainty	Horizontal: 7.0 km; Vertical 1.9 km
Parameters	Nph = 90; Dmin = 195.2 km; Rmss = 1.31 seconds; Gp = 51° Version =
Event ID	us 6000ri9x

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2025-10-19 23:35:55 (M5.0) Seram, Indonesia -2.9 129.4 (70fa9)

M5.0 Earthquake - Seram, Indonesia

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 19 Oct 2025 23:35:56 Time near the Epicenter (1): 20 Oct 2025 08:35:56 Time in your area (1): 20 Oct 2025 05:05:56
Location	2.921S 129.447E
Depth	10 km
Distances	67.5 km (41.9 mi) NE of Masohi, Indonesia 74.7 km (46.3 mi) NE of Amahai, Indonesia 164.5 km (102.0 mi) ENE of Ambon, Indonesia 302.8 km (187.8 mi) SW of Sorong, Indonesia 317.0 km (196.5 mi) W of Fakfak, Indonesia
Location Uncertainty	Horizontal: 5.7 km; Vertical 1.9 km
Parameters	Nph = 72; Dmin = 183.9 km; Rmss = 0.72 seconds; Gp = 39° Version =
Event ID	us 6000ri7x

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