2026-03-21 18:08:53 (M5.1) southwest of Sumatra, Indonesia -7.5 105.0 (70fa9)

M5.1 Earthquake - southwest of Sumatra, Indonesia

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Mar 2026 18:08:53 Time near the Epicenter (1): 22 Mar 2026 01:08:53 Time in your area (1): 21 Mar 2026 23:38:53
Location	7.498S 104.962E
Depth	10 km
Distances	156.6 km (97.1 mi) SW of Labuan, Indonesia 182.5 km (113.2 mi) SW of Pandeglang, Indonesia 184.4 km (114.3 mi) WSW of Pelabuhanratu, Indonesia 190.0 km (117.8 mi) SW of Rangkasbitung, Indonesia 201.9 km (125.2 mi) SW of Serang, Indonesia
Location Uncertainty	Horizontal: 4.2 km; Vertical 1.7 km
Parameters	Nph = 78; Dmin = 296.4 km; Rmss = 0.76 seconds; Gp = 64° Version =
Event ID	us 6000si8m

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2026-03-21 12:16:46 UPDATED: (M6.7) northern Mid-Atlantic Ridge 23.9 -45.8 (70fa9)

M6.7 Earthquake - northern Mid-Atlantic Ridge

Preliminary Report

Magnitude	6.7
Date-Time	Universal Time (UTC): 21 Mar 2026 12:16:47 Time near the Epicenter (1): 21 Mar 2026 09:16:47 Time in your area (1): 21 Mar 2026 17:46:47
Location	23.886N 45.841W
Depth	10 km
Distances	1798.7 km (1115.2 mi) ENE of Beauséjour, Guadeloupe 1800.6 km (1116.4 mi) ENE of Codrington, Antigua and Barbuda 1820.1 km (1128.4 mi) ENE of Saint-François, Guadeloupe 1822.5 km (1129.9 mi) ENE of Le Moule, Guadeloupe 1827.6 km (1133.1 mi) ENE of Saint John's, Antigua and Barbuda
Location Uncertainty	Horizontal: 9.6 km; Vertical 1.9 km
Parameters	Nph = 116; Dmin = 1794.3 km; Rmss = 0.98 seconds; Gp = 31° Version =
Event ID	us 6000si5l

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2026-03-21 11:12:04 (M5.4) Ryukyu Islands, Japan 29.4 130.7 (70fa9)

M5.4 Earthquake - Ryukyu Islands, Japan

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 21 Mar 2026 11:12:05 Time near the Epicenter (1): 21 Mar 2026 20:12:05 Time in your area (1): 21 Mar 2026 16:42:05
Location	29.428N 130.726E
Depth	25 km
Distances	91.3 km (56.6 mi) SSE of Koshima, Japan 147.1 km (91.2 mi) S of Nishinoomote, Japan 168.9 km (104.7 mi) NE of Naze, Japan 200.3 km (124.2 mi) S of Ibusuki, Japan 237.7 km (147.4 mi) S of Kagoshima, Japan
Location Uncertainty	Horizontal: 6.9 km; Vertical 4.9 km
Parameters	Nph = 86; Dmin = 232.2 km; Rmss = 1.17 seconds; Gp = 94° Version =
Event ID	us 6000si57

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2026-03-21 10:25:58 (M5.0) Kermadec Islands, New Zealand -30.2 -177.2 (70fa9)

M5.0 Earthquake - Kermadec Islands, New Zealand

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Mar 2026 10:25:59 Time near the Epicenter (1): 21 Mar 2026 23:25:59 Time in your area (1): 21 Mar 2026 15:55:59
Location	30.213S 177.160W
Depth	10 km
Distances	920.3 km (570.6 mi) NNE of Hicks Bay, New Zealand 1003.4 km (622.1 mi) NE of Whangarei, New Zealand 1014.3 km (628.9 mi) NNE of Whakatane, New Zealand 1024.5 km (635.2 mi) SSW of Nuku'alofa, Tonga 1032.5 km (640.2 mi) NE of Tauranga, New Zealand
Location Uncertainty	Horizontal: 9.5 km; Vertical 1.9 km
Parameters	Nph = 32; Dmin = 130.6 km; Rmss = 0.93 seconds; Gp = 148° Version =
Event ID	us 6000si52

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2026-03-21 10:00:37 (M5.6) Salta, Argentina -24.1 -67.0 (70fa9)

M5.6 Earthquake - Salta, Argentina

Preliminary Report

Magnitude	5.6
Date-Time	Universal Time (UTC): 21 Mar 2026 10:00:37 Time near the Epicenter (1): 21 Mar 2026 07:00:37 Time in your area (1): 21 Mar 2026 15:30:37
Location	24.076S 66.977W
Depth	192 km
Distances	68.7 km (42.6 mi) WNW of San Antonio de los Cobres, Argentina 171.3 km (106.2 mi) W of San Salvador de Jujuy, Argentina 177.2 km (109.8 mi) WNW of Salta, Argentina 180.5 km (111.9 mi) W of Palpalá, Argentina 191.9 km (119.0 mi) WSW of Humahuaca, Argentina
Location Uncertainty	Horizontal: 8.1 km; Vertical 6.2 km
Parameters	Nph = 71; Dmin = 174.7 km; Rmss = 1.18 seconds; Gp = 31° Version =
Event ID	us 6000si4j

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2026-03-21 03:20:57 (M5.8) Vanuatu -16.1 166.8 (70fa9)

M5.8 Earthquake - Vanuatu

Preliminary Report

Magnitude	5.8
Date-Time	Universal Time (UTC): 21 Mar 2026 03:20:57 Time near the Epicenter (1): 21 Mar 2026 14:20:57 Time in your area (1): 21 Mar 2026 08:50:57
Location	16.103S 166.831E
Depth	10 km
Distances	60.7 km (37.6 mi) W of Norsup, Vanuatu 62.6 km (38.8 mi) W of Lakatoro, Vanuatu 73.6 km (45.6 mi) SSW of Luganville, Vanuatu 240.0 km (148.8 mi) NW of Port-Vila, Vanuatu 534.8 km (331.6 mi) N of Wé, New Caledonia
Location Uncertainty	Horizontal: 5.8 km; Vertical 1.7 km
Parameters	Nph = 61; Dmin = 82.7 km; Rmss = 0.85 seconds; Gp = 58° Version =
Event ID	us 6000si17

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2026-03-21 01:46:05 (M5.2) Sicily, Italy 38.5 14.3 (70fa9)

M5.2 Earthquake - Sicily, Italy

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 21 Mar 2026 01:46:05 Time near the Epicenter (1): 21 Mar 2026 02:46:05 Time in your area (1): 21 Mar 2026 07:16:05
Location	38.513N 14.290E
Depth	10 km
Distances	46.9 km (29.1 mi) W of Leni, Italy 56.5 km (35.0 mi) NW of Capo d'Orlando, Italy 57.6 km (35.7 mi) NNE of Cefalù, Italy 78.5 km (48.6 mi) NE of Termini Imerese, Italy 92.2 km (57.1 mi) ENE of Palermo, Italy
Location Uncertainty	Horizontal: 6.4 km; Vertical 1.9 km
Parameters	Nph = 90; Dmin = 210.6 km; Rmss = 0.84 seconds; Gp = 59° Version =
Event ID	us 6000si0l

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2026-03-20 02:30:33 (M6.1) Vanuatu -19.3 168.4 (70fa9)

M6.1 Earthquake - Vanuatu

Preliminary Report

Magnitude	6.1
Date-Time	Universal Time (UTC): 20 Mar 2026 02:30:33 Time near the Epicenter (1): 20 Mar 2026 13:30:33 Time in your area (1): 20 Mar 2026 08:00:33
Location	19.293S 168.360E
Depth	10 km
Distances	100.7 km (62.4 mi) WNW of Isangel, Vanuatu 172.3 km (106.8 mi) S of Port-Vila, Vanuatu 213.2 km (132.2 mi) NNE of Wé, New Caledonia 374.0 km (231.9 mi) NNE of Dumbéa, New Caledonia 377.2 km (233.8 mi) NNE of Païta, New Caledonia
Location Uncertainty	Horizontal: 8.2 km; Vertical 1.9 km
Parameters	Nph = 67; Dmin = 376.9 km; Rmss = 0.88 seconds; Gp = 91° Version =
Event ID	us 6000shnl

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2026-03-20 01:15:54 (M5.1) South Shetland Islands -61.1 -56.1 (70fa9)

M5.1 Earthquake - South Shetland Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 20 Mar 2026 01:15:54 Time near the Epicenter (1): 19 Mar 2026 21:15:54 Time in your area (1): 20 Mar 2026 06:45:54
Location	61.131S 56.134W
Depth	10 km
Distances	985.2 km (610.8 mi) SE of Tolhuin, Argentina 1004.6 km (622.9 mi) SE of Ushuaia, Argentina 1070.0 km (663.4 mi) SE of Río Grande, Argentina 1255.2 km (778.2 mi) SE of Punta Arenas, Chile 1327.0 km (822.7 mi) SE of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 9.1 km; Vertical 1.9 km
Parameters	Nph = 39; Dmin = 938.9 km; Rmss = 1.18 seconds; Gp = 98° Version =
Event ID	us 6000shmv

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2026-03-20 00:22:02 UPDATED: (M6.6) South Shetland Islands -61.2 -56.3 (70fa9)

M6.6 Earthquake - South Shetland Islands

Preliminary Report

Magnitude	6.6
Date-Time	Universal Time (UTC): 20 Mar 2026 00:22:02 Time near the Epicenter (1): 19 Mar 2026 20:22:02 Time in your area (1): 20 Mar 2026 05:52:02
Location	61.153S 56.268W
Depth	4 km
Distances	981.7 km (608.6 mi) SE of Tolhuin, Argentina 1000.5 km (620.3 mi) SE of Ushuaia, Argentina 1066.5 km (661.2 mi) SE of Río Grande, Argentina 1251.1 km (775.7 mi) SE of Punta Arenas, Chile 1323.8 km (820.7 mi) SE of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 8.3 km; Vertical 4.1 km
Parameters	Nph = 59; Dmin = 933.3 km; Rmss = 0.93 seconds; Gp = 76° Version =
Event ID	us 6000shlp

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2026-03-19 22:46:47 (M5.2) Leeward Islands 18.9 -62.6 (70fa9)

M5.2 Earthquake - Leeward Islands

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 19 Mar 2026 22:46:48 Time near the Epicenter (1): 19 Mar 2026 18:46:48 Time in your area (1): 20 Mar 2026 04:16:48
Location	18.942N 62.606W
Depth	10 km
Distances	93.4 km (57.9 mi) NNE of The Valley, Anguilla 96.7 km (59.9 mi) NNE of Sandy Ground Village, Anguilla 182.7 km (113.3 mi) N of Basseterre, Saint Kitts and Nevis 217.2 km (134.6 mi) NNW of Saint John's, Antigua and Barbuda 254.2 km (157.6 mi) ENE of Charlotte Amalie, U.S. Virgin Islands
Location Uncertainty	Horizontal: 4.0 km; Vertical 1.9 km
Parameters	Nph = 77; Dmin = 160.9 km; Rmss = 0.72 seconds; Gp = 56° Version =
Event ID	us 6000shkh

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2026-03-19 12:48:49 (M5.2) Kuril Islands 49.1 156.3 (70fa9)

M5.2 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 19 Mar 2026 12:48:49 Time near the Epicenter (1): 19 Mar 2026 23:48:49 Time in your area (1): 19 Mar 2026 18:18:49
Location	49.077N 156.260E
Depth	10 km
Distances	178.1 km (110.4 mi) S of Severo-Kuril'sk, Russia 454.4 km (281.7 mi) SSW of Vilyuchinsk, Russia 473.5 km (293.6 mi) SSW of Petropavlovsk-Kamchatsky, Russia 480.9 km (298.2 mi) SSW of Yelizovo, Russia 863.1 km (535.1 mi) SSW of Klyuchi, Russia
Location Uncertainty	Horizontal: 8.0 km; Vertical 1.6 km
Parameters	Nph = 68; Dmin = 460.0 km; Rmss = 0.81 seconds; Gp = 116° Version =
Event ID	us 6000sheg

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2026-03-19 11:36:45 (M5.4) south of Panama 5.0 -82.6 (70fa9)

M5.4 Earthquake - south of Panama

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 19 Mar 2026 11:36:45 Time near the Epicenter (1): 19 Mar 2026 06:36:45 Time in your area (1): 19 Mar 2026 17:06:45
Location	4.977N 82.576W
Depth	10 km
Distances	325.7 km (202.0 mi) SW of Arenas, Panama 366.4 km (227.2 mi) S of Puerto Armuelles, Panama 376.4 km (233.3 mi) S of Pedregal, Panama 381.9 km (236.8 mi) S of David, Panama 382.3 km (237.0 mi) S of Las Lomas, Panama
Location Uncertainty	Horizontal: 8.3 km; Vertical 1.9 km
Parameters	Nph = 68; Dmin = 479.2 km; Rmss = 0.90 seconds; Gp = 144° Version =
Event ID	us 6000shdm

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2026-03-19 07:43:31 (M5.6) Kuril Islands 49.2 156.1 (70fa9)

M5.6 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.6
Date-Time	Universal Time (UTC): 19 Mar 2026 07:43:32 Time near the Epicenter (1): 19 Mar 2026 19:43:32 Time in your area (1): 19 Mar 2026 13:13:32
Location	49.169N 156.080E
Depth	37 km
Distances	167.6 km (103.9 mi) S of Severo-Kuril'sk, Russia 449.1 km (278.4 mi) SSW of Vilyuchinsk, Russia 468.5 km (290.5 mi) SSW of Petropavlovsk-Kamchatsky, Russia 475.2 km (294.7 mi) SSW of Yelizovo, Russia 857.9 km (531.9 mi) SSW of Klyuchi, Russia
Location Uncertainty	Horizontal: 7.5 km; Vertical 7.1 km
Parameters	Nph = 115; Dmin = 453.0 km; Rmss = 0.64 seconds; Gp = 132° Version =
Event ID	us 6000shc9

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2026-03-19 06:26:36 (M5.0) Mid-Indian Ridge -21.4 68.9 (70fa9)

M5.0 Earthquake - Mid-Indian Ridge

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 19 Mar 2026 06:26:37 Time near the Epicenter (1): 19 Mar 2026 11:26:37 Time in your area (1): 19 Mar 2026 11:56:37
Location	21.437S 68.859E
Depth	10 km
Distances	599.7 km (371.8 mi) ESE of Port Mathurin, Mauritius 1163.3 km (721.3 mi) E of Bel Air Rivière Sèche, Mauritius 1166.1 km (723.0 mi) E of Mahébourg, Mauritius 1168.1 km (724.2 mi) E of Centre de Flacq, Mauritius 1169.0 km (724.8 mi) E of Plaine Magnien, Mauritius
Location Uncertainty	Horizontal: 11.2 km; Vertical 1.9 km
Parameters	Nph = 74; Dmin = 601.3 km; Rmss = 0.78 seconds; Gp = 117° Version =
Event ID	us 6000shc0

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2026-03-19 02:07:29 (M5.1) South Sandwich Islands region -59.3 -26.0 (70fa9)

M5.1 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 19 Mar 2026 02:07:30 Time near the Epicenter (1): 19 Mar 2026 00:07:30 Time in your area (1): 19 Mar 2026 07:37:30
Location	59.327S 25.988W
Depth	35 km
Distances	2523.0 km (1564.3 mi) E of Tolhuin, Argentina 2570.3 km (1593.6 mi) E of Ushuaia, Argentina 2592.2 km (1607.1 mi) E of Río Grande, Argentina 2808.1 km (1741.0 mi) E of Río Gallegos, Argentina 2810.4 km (1742.4 mi) E of Punta Arenas, Chile
Location Uncertainty	Horizontal: 13.3 km; Vertical 1.9 km
Parameters	Nph = 47; Dmin = 2174.4 km; Rmss = 0.74 seconds; Gp = 86° Version =
Event ID	us 6000shar

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2026-03-18 17:35:31 (M5.0) Guatemala 15.4 -89.0 (70fa9)

M5.0 Earthquake - Guatemala

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 18 Mar 2026 17:35:31 Time near the Epicenter (1): 18 Mar 2026 12:35:31 Time in your area (1): 18 Mar 2026 23:05:31
Location	15.386N 89.040W
Depth	10 km
Distances	15.6 km (9.7 mi) NNE of Los Amates, Guatemala 23.5 km (14.6 mi) WSW of Morales, Guatemala 35.1 km (21.8 mi) ESE of El Estor, Guatemala 45.0 km (27.9 mi) NE of Gualán, Guatemala 61.0 km (37.8 mi) SW of Puerto Barrios, Guatemala
Location Uncertainty	Horizontal: 6.1 km; Vertical 1.9 km
Parameters	Nph = 111; Dmin = 182.4 km; Rmss = 0.65 seconds; Gp = 51° Version =
Event ID	us 6000sh81

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2026-03-18 11:10:58 (M5.2) Mid-Indian Ridge -21.7 68.9 (70fa9)

M5.2 Earthquake - Mid-Indian Ridge

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 18 Mar 2026 11:10:59 Time near the Epicenter (1): 18 Mar 2026 16:10:59 Time in your area (1): 18 Mar 2026 16:40:59
Location	21.719S 68.905E
Depth	10 km
Distances	614.5 km (381.0 mi) ESE of Port Mathurin, Mauritius 1170.9 km (725.9 mi) E of Bel Air Rivière Sèche, Mauritius 1173.3 km (727.4 mi) E of Mahébourg, Mauritius 1175.8 km (729.0 mi) E of Centre de Flacq, Mauritius 1176.0 km (729.1 mi) E of Plaine Magnien, Mauritius
Location Uncertainty	Horizontal: 4.2 km; Vertical 1.9 km
Parameters	Nph = 43; Dmin = 615.6 km; Rmss = 1.04 seconds; Gp = 45° Version =
Event ID	us 6000sh5b

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2026-03-18 04:36:32 (M5.2) Rat Islands, Aleutian Islands, Alaska 52.1 176.3 (70fa9)

M5.2 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 18 Mar 2026 04:36:32 Time near the Epicenter (1): 17 Mar 2026 18:36:32 Time in your area (1): 18 Mar 2026 10:06:32
Location	52.073N 176.288E
Depth	12 km
Distances	227.7 km (141.2 mi) ESE of Attu Station, Alaska 1110.0 km (688.2 mi) ESE of Klyuchi, Russia 1199.5 km (743.7 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1215.0 km (753.3 mi) ESE of Vilyuchinsk, Russia 1215.5 km (753.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 14.9 km; Vertical 7.2 km
Parameters	Nph = 59; Dmin = 155.7 km; Rmss = 0.70 seconds; Gp = 188° Version =
Event ID	ak a2026fjwjfq

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Alaska Earthquake Center
Geophysical Institute, University of Alaska Fairbanks

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2026-03-17 19:53:57 (M5.0) Ascension Island region -10.5 -13.1 (70fa9)

M5.0 Earthquake - Ascension Island region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 17 Mar 2026 19:53:57 Time near the Epicenter (1): 17 Mar 2026 18:53:57 Time in your area (1): 18 Mar 2026 01:23:57
Location	10.452S 13.142W
Depth	10 km
Distances	312.0 km (193.4 mi) SSE of Georgetown, Saint Helena 1747.0 km (1083.1 mi) SSW of Harper, Liberia 1765.7 km (1094.7 mi) SSW of Tabou, Ivory Coast 1769.4 km (1097.0 mi) SSW of Greenville, Liberia 1829.1 km (1134.0 mi) SSW of San-Pédro, Ivory Coast
Location Uncertainty	Horizontal: 14.7 km; Vertical 1.9 km
Parameters	Nph = 43; Dmin = 3436.6 km; Rmss = 0.50 seconds; Gp = 99° Version =
Event ID	us 6000sh12

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2026-03-17 16:21:38 (M5.3) Rat Islands, Aleutian Islands, Alaska 52.2 176.6 (70fa9)

M5.3 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 17 Mar 2026 16:21:38 Time near the Epicenter (1): 17 Mar 2026 06:21:38 Time in your area (1): 17 Mar 2026 21:51:38
Location	52.227N 176.605E
Depth	11 km
Distances	242.0 km (150.0 mi) ESE of Attu Station, Alaska 1119.9 km (694.3 mi) ESE of Klyuchi, Russia 1217.2 km (754.6 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1232.9 km (764.4 mi) E of Vilyuchinsk, Russia 1233.0 km (764.5 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 6.2 km; Vertical 4.5 km
Parameters	Nph = 165; Dmin = 138.2 km; Rmss = 0.84 seconds; Gp = 90° Version =
Event ID	us 6000sgvw

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2026-03-17 14:32:45 (M5.0) Kuril Islands 47.2 153.6 (70fa9)

M5.0 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 17 Mar 2026 14:32:45 Time near the Epicenter (1): 18 Mar 2026 01:32:45 Time in your area (1): 17 Mar 2026 20:02:45
Location	47.195N 153.568E
Depth	43 km
Distances	430.0 km (266.6 mi) SSW of Severo-Kuril'sk, Russia 725.6 km (449.9 mi) SSW of Vilyuchinsk, Russia 746.0 km (462.5 mi) SSW of Petropavlovsk-Kamchatsky, Russia 749.8 km (464.8 mi) SSW of Yelizovo, Russia 760.1 km (471.3 mi) ENE of Nemuro, Japan
Location Uncertainty	Horizontal: 10.6 km; Vertical 6.6 km
Parameters	Nph = 200; Dmin = 721.4 km; Rmss = 0.56 seconds; Gp = 100° Version =
Event ID	us 6000sgv2

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2026-03-17 14:18:00 (M5.1) south of the Kermadec Islands -33.2 -178.5 (70fa9)

M5.1 Earthquake - south of the Kermadec Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 17 Mar 2026 14:18:01 Time near the Epicenter (1): 18 Mar 2026 03:18:01 Time in your area (1): 17 Mar 2026 19:48:01
Location	33.199S 178.520W
Depth	10 km
Distances	567.3 km (351.7 mi) NNE of Hicks Bay, New Zealand 666.8 km (413.4 mi) NE of Whakatane, New Zealand 681.5 km (422.6 mi) NNE of Gisborne, New Zealand 693.0 km (429.7 mi) NE of Tauranga, New Zealand 714.8 km (443.1 mi) ENE of Whangarei, New Zealand
Location Uncertainty	Horizontal: 10.7 km; Vertical 1.9 km
Parameters	Nph = 43; Dmin = 441.9 km; Rmss = 1.09 seconds; Gp = 77° Version =
Event ID	us 6000sguy

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2026-03-17 04:28:25 (M5.8) Cuba region 19.8 -74.4 (70fa9)

M5.8 Earthquake - Cuba region

Preliminary Report

Magnitude	5.8
Date-Time	Universal Time (UTC): 17 Mar 2026 04:28:25 Time near the Epicenter (1): 17 Mar 2026 00:28:25 Time in your area (1): 17 Mar 2026 09:58:25
Location	19.840N 74.359W
Depth	11 km
Distances	50.0 km (31.0 mi) SSW of Maisí, Cuba 58.0 km (35.9 mi) SSE of Baracoa, Cuba 90.2 km (55.9 mi) SE of Río Guayabal de Yateras, Cuba 95.2 km (59.0 mi) ESE of Guantánamo, Cuba 109.7 km (68.0 mi) SE of Moa, Cuba
Location Uncertainty	Horizontal: 5.2 km; Vertical 4.3 km
Parameters	Nph = 48; Dmin = 39.5 km; Rmss = 1.48 seconds; Gp = 42° Version =
Event ID	us 6000sgrt

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2026-03-16 13:01:42 (M5.4) Balleny Islands region -62.5 165.3 (70fa9)

M5.4 Earthquake - Balleny Islands region

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 16 Mar 2026 13:01:42 Time near the Epicenter (1): 17 Mar 2026 00:01:42 Time in your area (1): 16 Mar 2026 18:31:42
Location	62.451S 165.336E
Depth	10 km
Distances	1774.6 km (1100.2 mi) S of Bluff, New Zealand 1796.8 km (1114.0 mi) S of Invercargill, New Zealand 1834.1 km (1137.1 mi) S of Gore, New Zealand 1874.3 km (1162.0 mi) SSW of Dunedin, New Zealand 1950.7 km (1209.4 mi) S of Queenstown, New Zealand
Location Uncertainty	Horizontal: 9.3 km; Vertical 2.0 km
Parameters	Nph = 16; Dmin = 961.4 km; Rmss = 0.98 seconds; Gp = 158° Version =
Event ID	us 6000sgkw

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2026-03-16 06:59:13 (M5.0) Chile-Argentina border region -35.3 -71.0 (70fa9)

M5.0 Earthquake - Chile-Argentina border region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 16 Mar 2026 06:59:13 Time near the Epicenter (1): 16 Mar 2026 02:59:13 Time in your area (1): 16 Mar 2026 12:29:13
Location	35.343S 70.973W
Depth	101 km
Distances	37.9 km (23.5 mi) SE of Molina, Chile 46.8 km (29.0 mi) SSE of Curicó, Chile 51.4 km (31.9 mi) ENE of San Clemente, Chile 62.7 km (38.8 mi) E of Talca, Chile 70.3 km (43.6 mi) S of Chimbarongo, Chile
Location Uncertainty	Horizontal: 6.7 km; Vertical 5.0 km
Parameters	Nph = 117; Dmin = 61.6 km; Rmss = 1.02 seconds; Gp = 95° Version =
Event ID	us 6000sgjq

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2026-03-15 08:28:37 (M5.3) Off the coast of Aisen, Chile -45.6 -77.3 (70fa9)

M5.3 Earthquake - Off the coast of Aisen, Chile

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 15 Mar 2026 08:28:37 Time near the Epicenter (1): 15 Mar 2026 04:28:37 Time in your area (1): 15 Mar 2026 13:58:37
Location	45.569S 77.273W
Depth	10 km
Distances	348.4 km (216.0 mi) W of Puerto Chacabuco, Chile 358.6 km (222.3 mi) W of Puerto Aysén, Chile 398.9 km (247.3 mi) SW of Quellón, Chile 406.4 km (252.0 mi) W of Coyhaique, Chile 430.7 km (267.0 mi) SW of Chonchi, Chile
Location Uncertainty	Horizontal: 10.9 km; Vertical 1.9 km
Parameters	Nph = 44; Dmin = 298.5 km; Rmss = 0.73 seconds; Gp = 150° Version =
Event ID	us 6000sgfk

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2026-03-15 05:00:40 (M5.3) off the coast of Central America 12.6 -88.3 (70fa9)

M5.3 Earthquake - off the coast of Central America

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 15 Mar 2026 05:00:41 Time near the Epicenter (1): 15 Mar 2026 00:00:41 Time in your area (1): 15 Mar 2026 10:30:41
Location	12.632N 88.300W
Depth	55 km
Distances	67.3 km (41.8 mi) SSW of Chirilagua, El Salvador 77.0 km (47.7 mi) SSE of Puerto El Triunfo, El Salvador 81.0 km (50.2 mi) SSE of Usulután, El Salvador 83.3 km (51.6 mi) S of San Rafael Oriente, El Salvador 92.3 km (57.2 mi) SSW of La Unión, El Salvador
Location Uncertainty	Horizontal: 6.4 km; Vertical 7.1 km
Parameters	Nph = 67; Dmin = 92.5 km; Rmss = 1.15 seconds; Gp = 144° Version =
Event ID	us 6000sgea

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2026-03-14 18:32:11 UPDATED: (M5.1) Kuril Islands 46.6 153.4 (70fa9)

M5.1 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 14 Mar 2026 18:32:11 Time near the Epicenter (1): 15 Mar 2026 05:32:11 Time in your area (1): 15 Mar 2026 00:02:11
Location	46.557N 153.356E
Depth	10 km
Distances	450.0 km (279.0 mi) ENE of Kuril'sk, Russia 711.0 km (440.8 mi) ENE of Nemuro, Japan 722.4 km (447.9 mi) ENE of Shibetsu, Japan 739.7 km (458.6 mi) ENE of Nakashibetsu, Japan 811.9 km (503.4 mi) E of Yuzhno-Sakhalinsk, Russia
Location Uncertainty	Horizontal: 9.5 km; Vertical 1.9 km
Parameters	Nph = 100; Dmin = 810.7 km; Rmss = 0.60 seconds; Gp = 122° Version =
Event ID	us 6000sgc2 ***This event supersedes event AKa2026fdpdtr.

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2026-03-14 18:32:13 UPDATED: (M5.1) Kuril Islands 46.5 153.2 (70fa9)

M5.1 Earthquake - Kuril Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 14 Mar 2026 18:32:14 Time near the Epicenter (1): 15 Mar 2026 05:32:14 Time in your area (1): 15 Mar 2026 00:02:14
Location	46.514N 153.203E
Depth	20 km
Distances	437.4 km (271.2 mi) ENE of Kuril'sk, Russia 698.4 km (433.0 mi) ENE of Nemuro, Japan 709.8 km (440.0 mi) ENE of Shibetsu, Japan 727.1 km (450.8 mi) ENE of Nakashibetsu, Japan 800.9 km (496.6 mi) E of Yuzhno-Sakhalinsk, Russia
Location Uncertainty	Horizontal: 10.6 km; Vertical 8.6 km
Parameters	Nph = 90; Dmin = 945.2 km; Rmss = 1.10 seconds; Gp = 136° Version =
Event ID	ak a2026fdpdtr ***This event has been revised.

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Alaska Earthquake Center
Geophysical Institute, University of Alaska Fairbanks

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