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September2023
Daily summary 30 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 506[552] 3.89KT[3.89KT]
M 5.0+ 1 ⓘ[4] 7.56KT[8.51KT]
All 507[556] 11KT[12KT]
30 Sep 2023 14:00:00
[30 Sep 2023 13:09:33] Swarm around 85 km NW of Karluk, Alaska has ended.
In 196 hours 5 minutes registered 121 earthquakes.
Summary: VS20230923.1
Daily summary 29 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 501[552] 3.24KT[3.89KT]
M 5.0+ 5[4] 6.37KT[8.51KT]
All 506[556] 9.61KT[12KT]
Daily summary 28 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 593[552] 4.66KT[3.89KT]
M 5.0+ 5[4] 35KT[8.51KT]
All 598[556] 39KT[12KT]
28 Sep 2023 15:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
14:40:25 125.0 6.1 [21KT] 62 km E of Luganville, Vanuatu
Daily summary 27 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 512[552] 2.89KT[3.89KT]
M 5.0+ 4[4] 7.42KT[8.51KT]
All 516[556] 10KT[12KT]
Daily summary 26 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 535[552] 2.68KT[3.89KT]
M 5.0+ 3[4] 13KT[8.51KT]
All 538[556] 16KT[12KT]
26 Sep 2023 17:00:00
[26 Sep 2023 16:17:35] Swarm around Greece has ended.
In 39 hours 8 minutes registered 28 earthquakes.
Summary: S20230925.1
Daily summary 25 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 561[552] 3.64KT[3.89KT]
M 5.0+ 0 ⓘ[4] 0 ⓘ[8.51KT]
All 561[556] 3.64KT[12KT]
25 Sep 2023 16:00:00
[25 Sep 2023 01:09:10] New swarm has started around Greece
In 14 hours 50 minutes registered 24 earthquakes.
Details: S20230925.1
Daily summary 24 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 534[552] 3.06KT[3.89KT]
M 5.0+ 2[4] 1.43KT[8.51KT]
All 536[556] 4.49KT[12KT]
Daily summary 23 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 620[552] 2.53KT[3.89KT]
M 5.0+ 1 ⓘ[4] 1.34KT[8.51KT]
All 621[556] 3.87KT[12KT]
23 Sep 2023 09:00:00
[22 Sep 2023 09:04:28] New swarm has started around 85 km NW of Karluk, Alaska
In 23 hours 55 minutes registered 26 earthquakes.
Details: VS20230923.1
Daily summary 22 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 566[552] 4.32KT[3.89KT]
M 5.0+ 5[4] 11KT[8.51KT]
All 571[556] 15KT[12KT]
Daily summary 21 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 551[552] 2.84KT[3.89KT]
M 5.0+ 5[4] 32KT[8.51KT]
All 556[556] 35KT[12KT]
21 Sep 2023 22:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
21:11:48 185.0 6.1 [21KT] Vanuatu
21 Sep 2023 09:00:00
[21 Sep 2023 08:35:52] Swarm around NORTHERN ITALY has ended.
In 77 hours 57 minutes registered 53 earthquakes.
Summary: S20230918.2
21 Sep 2023 01:00:00
[21 Sep 2023 00:12:26] Swarm around 18 km WSW of Patterson, CA has ended.
In 47 hours 56 minutes registered 47 earthquakes.
Summary: S20230919.1
Daily summary 20 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 530[552] 2.60KT[3.89KT]
M 5.0+ 6[4] 25KT[8.51KT]
All 536[556] 28KT[12KT]
Daily summary 19 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 574[552] 4.22KT[3.89KT]
M 5.0+ 4[4] 11KT[8.51KT]
All 578[556] 15KT[12KT]
19 Sep 2023 06:00:00
[19 Sep 2023 00:15:32] New swarm has started around 18 km WSW of Patterson, CA
In 5 hours 44 minutes registered 29 earthquakes.
Details: S20230919.1
Daily summary 18 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 566[552] 4.47KT[3.89KT]
M 5.0+ 5[4] 47KT[8.51KT]
All 571[556] 51KT[12KT]
18 Sep 2023 22:00:00
[18 Sep 2023 21:18:38] Swarm around Vancouver Island, Canada region has ended.
In 117 hours 40 minutes registered 74 earthquakes.
Summary: S20230914.1
18 Sep 2023 20:00:00
[18 Sep 2023 19:19:58] Swarm around 0 km SE of Carnelian Bay, California has ended.
In 15 hours 2 minutes registered 41 earthquakes.
Summary: S20230918.1
18 Sep 2023 14:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
13:21:23 176.0 6.3 [42KT] 191 km N of Hirara, Japan
18 Sep 2023 13:00:00
[18 Sep 2023 02:38:03] New swarm has started around NORTHERN ITALY
In 10 hours 21 minutes registered 24 earthquakes.
Details: S20230918.2
18 Sep 2023 12:00:00
[18 Sep 2023 04:17:37] New swarm has started around 0 km SE of Carnelian Bay, California
In 7 hours 42 minutes registered 30 earthquakes.
Details: S20230918.1
Daily summary 17 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 473[552] 2.62KT[3.89KT]
M 5.0+ 3[4] 4.03KT[8.51KT]
All 476[556] 6.65KT[12KT]
17 Sep 2023 06:00:00
[17 Sep 2023 05:06:44] Swarm around MOROCCO has ended.
In 198 hours 55 minutes registered 287 earthquakes.
Summary: S20230909.2
Daily summary 16 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 481[552] 4.19KT[3.88KT]
M 5.0+ 4[4] 4.11KT[8.51KT]
All 485[556] 8.30KT[12KT]
16 Sep 2023 23:00:00
[16 Sep 2023 22:10:42] Swarm around 85 km NNW of Karluk, Alaska has ended.
In 342 hours 46 minutes registered 242 earthquakes.
Summary: VS20230903.1
Daily summary 15 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 560[552] 3.59KT[3.89KT]
M 5.0+ 6[4] 8.13KT[8.51KT]
All 566[556] 11KT[12KT]
Daily summary 14 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 596[551] 2.55KT[3.89KT]
M 5.0+ 6[4] 10KT[8.51KT]
All 602[556] 12KT[12KT]
14 Sep 2023 20:00:00
[13 Sep 2023 23:38:26] New swarm has started around Vancouver Island, Canada region
In 20 hours 21 minutes registered 31 earthquakes.
Details: S20230914.1
Daily summary 13 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 537[551] 1.94KT ⓘ[3.89KT]
M 5.0+ 6[4] 24KT[8.51KT]
All 543[556] 26KT[12KT]
13 Sep 2023 12:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
11:49:15 10.0 6.1 [21KT] West Chile Rise
Daily summary 12 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 521[551] 2.87KT[3.89KT]
M 5.0+ 6[4] 33KT[8.51KT]
All 527[556] 36KT[12KT]
12 Sep 2023 12:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
11:03:17 31.099998 6.2 [30KT] 69 km N of Namuac, Philippines
12 Sep 2023 02:00:00
[12 Sep 2023 01:59:47] Swarm around 8 km SW of Volcano, Hawaii has ended.
In 525 hours 21 minutes registered 552 earthquakes.
Summary: VS20230822.1
Daily summary 11 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 655[551] 3.56KT[3.89KT]
M 5.0+ 7[4] 31KT[8.51KT]
All 662[556] 34KT[12KT]
11 Sep 2023 13:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
12:51:33 151.0 6.0 [15KT] 38 km NNE of Ternate, Indonesia
Daily summary 10 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 666[550] 5.17KT[3.89KT]
M 5.0+ 3[4] 3.16KT[8.51KT]
All 669[556] 8.34KT[12KT]
10 Sep 2023 03:00:00
[10 Sep 2023 02:27:39] Swarm around 11 km WSW of Fall River Mills, CA has ended.
In 33 hours 3 minutes registered 29 earthquakes.
Summary: S20230909.1
10 Sep 2023 01:00:00
[10 Sep 2023 00:09:30] Swarm around Ryukyu Islands, Japan has ended.
In 38 hours 32 minutes registered 26 earthquakes.
Summary: S20230909.3
Daily summary 9 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 656[550] 5.38KT[3.89KT]
M 5.0+ 4[4] 26KT[8.51KT]
All 660[556] 32KT[12KT]
9 Sep 2023 15:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
14:43:24 13.0 6.0 [15KT] 101 km N of Palu, Indonesia
9 Sep 2023 09:00:00
[8 Sep 2023 09:37:30] New swarm has started around Ryukyu Islands, Japan
In 23 hours 22 minutes registered 24 earthquakes.
Details: S20230909.3
9 Sep 2023 05:00:00
[8 Sep 2023 22:11:01] New swarm has started around MOROCCO
In 6 hours 48 minutes registered 26 earthquakes.
Details: S20230909.2
9 Sep 2023 03:00:00
[8 Sep 2023 17:24:38] New swarm has started around 11 km WSW of Fall River Mills, CA
In 9 hours 35 minutes registered 24 earthquakes.
Details: S20230909.1
Daily summary 8 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 625[550] 5.12KT[3.89KT]
M 5.0+ 11[4] 494KT[8.51KT]
All 636[556] 499KT[12KT]
8 Sep 2023 23:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
22:11:01 19.0 6.8 [239KT] Al Haouz, Morocco
8 Sep 2023 10:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
09:09:48 32.0 6.6 [119KT] SOUTH OF KERMADEC ISLANDS
09:09:57 79.0 6.6 [119KT] south of the Kermadec Islands
Daily summary 7 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 545[550] 3.27KT[3.89KT]
M 5.0+ 3[4] 2.69KT[8.51KT]
All 548[556] 5.96KT[12KT]
Daily summary 6 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 548[550] 4.31KT[3.89KT]
M 5.0+ 1 ⓘ[4] 42KT[8.51KT]
All 549[556] 46KT[12KT]
7 Sep 2023 00:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
23:48:04 36.0 6.3 [42KT] 38 km SSW of Coquimbo, Chile
Daily summary 5 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 630[550] 4.77KT[3.89KT]
M 5.0+ 5[4] 14KT[8.51KT]
All 635[556] 19KT[12KT]
Daily summary 4 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 613[550] 2.83KT[3.89KT]
M 5.0+ 3[4] 1.63KT[8.51KT]
All 616[556] 4.46KT[12KT]
Daily summary 3 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 535[550] 3.22KT[3.89KT]
M 5.0+ 3[4] 3.83KT[8.51KT]
All 538[556] 7.06KT[12KT]
3 Sep 2023 14:00:00
[2 Sep 2023 15:23:44] New swarm has started around 85 km NNW of Karluk, Alaska
In 22 hours 36 minutes registered 30 earthquakes.
Details: VS20230903.1
Daily summary 2 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 457[550] 2.72KT[3.89KT]
M 5.0+ 1 ⓘ[4] 1.34KT[8.52KT]
All 458[556] 4.06KT[12KT]
Daily summary 1 Sep 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 486[550] 2.96KT[3.89KT]
M 5.0+ 3[4] 23KT[8.51KT]
All 489[556] 26KT[12KT]
1 Sep 2023 21:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
20:49:54 137.0 6.1 [21KT] 13 km E of Severo-Kuril’sk, Russia
1 Sep 2023 18:00:00
[1 Sep 2023 17:11:59] Swarm around 2 km NNW of Minco, Oklahoma has ended.
In 35 hours 44 minutes registered 28 earthquakes.
Summary: S20230901.1
1 Sep 2023 05:00:00
[31 Aug 2023 05:27:54] New swarm has started around 2 km NNW of Minco, Oklahoma
In 23 hours 32 minutes registered 24 earthquakes.
Details: S20230901.1
30 September 2023
Time Mag [TNT] Depth Location
00:31:59 5.8 [7.56KT] 10
west of Macquarie Island
29 September 2023
Time Mag [TNT] Depth Location
22:36:09 5.2 [951T] 35
South Sandwich Islands region
19:05:45 5.0 [476T] 14
122 km SE of Lajes das Flores, Portugal
16:51:36 5.1 [673T] 10
296 km ENE of Alotau, Papua New Guinea
01:53:17 5.0 [476T] 35
114 km SE of Kokopo, Papua New Guinea
01:19:36 5.6 [3.79KT] 50
114 km ESE of Kokopo, Papua New Guinea
28 September 2023
Time Mag [TNT] Depth Location
19:43:37 5.0 [476T] 92
50 km NW of Kandrian, Papua New Guinea
19:21:14 5.7 [5.35KT] 27
117 km SSE of Kokopo, Papua New Guinea
17:40:06 5.8 [7.56KT] 30
117 km SSE of Kuril’sk, Russia
14:40:25 6.1 [21KT] 125
62 km E of Luganville, Vanuatu
01:43:33 5.0 [476T] 16
97 km NNE of Hihifo, Tonga
27 September 2023
Time Mag [TNT] Depth Location
17:47:21 5.5 [2.68KT] 10
off the west coast of northern Sumatra
17:37:35 5.6 [3.79KT] 10
Pacific-Antarctic Ridge
16:15:20 5.0 [476T] 17
6 km W of Amahai, Indonesia
02:54:44 5.0 [476T] 11
Izu Islands, Japan region
26 September 2023
Time Mag [TNT] Depth Location
14:05:30 5.2 [951T] 530
south of the Fiji Islands
06:21:38 5.4 [1.90KT] 10
off the coast of Michoacan, Mexico
01:39:43 5.9 [10KT] 94
234 km SE of Pondaguitan, Philippines
24 September 2023
Time Mag [TNT] Depth Location
15:01:37 5.0 [476T] 108
172 km ENE of Atka, Alaska
01:27:34 5.2 [951T] 33
87 km SE of Sinabang, Indonesia
23 September 2023
Time Mag [TNT] Depth Location
15:51:21 5.3 [1.34KT] 10
275 km ESE of Tadine, New Caledonia
22 September 2023
Time Mag [TNT] Depth Location
16:33:14 5.0 [476T] 10
Izu Islands, Japan region
16:19:32 5.4 [1.90KT] 39
23 km NW of Port-Olry, Vanuatu
14:59:16 5.8 [7.56KT] 147
Kepulauan Babar, Indonesia
09:04:40 5.0 [476T] 43
48 km S of Sand Point, Alaska
01:11:42 5.1 [673T] 10
51 km NNW of Rabaul, Papua New Guinea
21 September 2023
Time Mag [TNT] Depth Location
21:22:12 5.7 [5.35KT] 12
Izu Islands, Japan region
21:11:48 6.1 [21KT] 185
Vanuatu
15:20:31 5.6 [3.79KT] 34
Kermadec Islands, New Zealand
09:48:23 5.0 [476T] 151
36 km NNW of Dededo Village, Guam
01:13:58 5.4 [1.90KT] 50
47 km S of Sand Point, Alaska
20 September 2023
Time Mag [TNT] Depth Location
19:22:32 5.7 [5.35KT] 10
Prince Edward Islands region
15:03:36 5.8 [7.56KT] 10
central East Pacific Rise
14:45:56 5.9 [10KT] 10
central East Pacific Rise
14:45:27 5.2 [951T] 10
central East Pacific Rise
09:32:30 5.0 [476T] 10
102 km SSE of Sola, Vanuatu
02:38:32 5.1 [673T] 49
Kermadec Islands, New Zealand
19 September 2023
Time Mag [TNT] Depth Location
22:17:47 5.2 [951T] 10
Izu Islands, Japan region
21:14:49 5.5 [2.68KT] 11
Canterbury, New Zealand
06:22:36 5.8 [7.56KT] 8
Izu Islands, Japan region
04:32:09 5.0 [476T] 10
Philippine Islands region
18 September 2023
Time Mag [TNT] Depth Location
19:33:03 5.5 [2.68KT] 51
20 km ENE of Onagawa Chō, Japan
16:49:31 5.2 [951T] 15
Pacific-Antarctic Ridge
16:49:25 5.0 [476T] 10
Pacific-Antarctic Ridge
13:21:23 6.3 [42KT] 176
191 km N of Hirara, Japan
03:10:14 5.1 [673T] 10
7 km SE of Marradi, Italy
17 September 2023
Time Mag [TNT] Depth Location
22:54:40 5.1 [673T] 64
South Sandwich Islands region
11:28:11 5.5 [2.68KT] 10
229 km W of Port McNeill, Canada
04:01:46 5.1 [673T] 47
52 km N of La Serena, Chile
16 September 2023
Time Mag [TNT] Depth Location
21:17:39 5.0 [476T] 10
91 km ENE of Fef, Indonesia
17:31:13 5.0 [476T] 47
South Sandwich Islands region
13:47:56 5.5 [2.68KT] 10
Mid-Indian Ridge
02:01:54 5.0 [476T] 55
Kermadec Islands, New Zealand
15 September 2023
Time Mag [TNT] Depth Location
23:07:01 5.0 [476T] 35
south of Tonga
18:16:01 5.0 [476T] 12
124 km WNW of Ternate, Indonesia
18:07:39 5.7 [5.35KT] 8
122 km W of Copiapó, Chile
13:02:25 5.1 [673T] 36
Kermadec Islands, New Zealand
09:30:03 5.0 [476T] 10
South Sandwich Islands region
02:37:46 5.1 [673T] 10
South Sandwich Islands region
14 September 2023
Time Mag [TNT] Depth Location
23:51:26 5.1 [673T] 45
South Sandwich Islands region
23:15:31 5.0 [476T] 10
34 km S of Kandrian, Papua New Guinea
22:51:25 5.6 [3.79KT] 10
southeast of Easter Island
19:58:42 5.6 [3.79KT] 40
7 km NE of Kandrian, Papua New Guinea
14:25:06 5.2 [951T] 10
9 km S of El Cantón de San Pablo, Colombia
07:01:04 5.1 [673T] 158
7 km WNW of Cepitá, Colombia
13 September 2023
Time Mag [TNT] Depth Location
17:51:07 5.0 [476T] 10
42 km S of Massawa, Eritrea
16:45:03 5.0 [476T] 10
264 km E of Vao, New Caledonia
11:49:15 6.1 [21KT] 10
West Chile Rise
11:36:54 5.2 [951T] 45
13 km ENE of Malango, Solomon Islands
05:34:33 5.0 [476T] 650
100 km NW of Batang, Indonesia
02:33:08 5.1 [673T] 10
220 km W of Olonkinbyen, Svalbard and Jan Mayen
12 September 2023
Time Mag [TNT] Depth Location
23:17:37 5.0 [476T] 49
44 km SSE of Adak, Alaska
11:03:17 6.2 [30KT] 31
69 km N of Namuac, Philippines
04:58:37 5.3 [1.34KT] 110
Tarapaca, Chile
02:40:50 5.1 [673T] 64
45 km SW of La Esperanza (El Zapotal), Mexico
01:38:54 5.0 [476T] 10
214 km ESE of Tadine, New Caledonia
01:18:51 5.1 [673T] 71
51 km WNW of Kirakira, Solomon Islands
11 September 2023
Time Mag [TNT] Depth Location
22:51:06 5.3 [1.34KT] 13
260 km ESE of Ust’-Kamchatsk Staryy, Russia
17:32:00 5.0 [476T] 110
83 km ESE of Wāngjing, India
13:37:08 5.5 [2.68KT] 21
86 km WNW of Copiapó, Chile
12:51:33 6.0 [15KT] 151
38 km NNE of Ternate, Indonesia
09:20:56 5.9 [10KT] 10
central Mid-Atlantic Ridge
05:14:06 5.0 [476T] 90
South Sandwich Islands region
05:14:00 5.1 [673T] 35
South Sandwich Islands region
10 September 2023
Time Mag [TNT] Depth Location
15:03:17 5.3 [1.34KT] 40
Kermadec Islands region
15:01:59 5.3 [1.34KT] 10
90 km N of Tatsugō, Japan
13:03:56 5.0 [476T] 26
121 km SSW of Sand Point, Alaska
9 September 2023
Time Mag [TNT] Depth Location
14:43:24 6.0 [15KT] 13
101 km N of Palu, Indonesia
03:09:49 5.8 [7.56KT] 10
central East Pacific Rise
00:45:43 5.0 [476T] 164
81 km NNW of Isangel, Vanuatu
00:06:14 5.6 [3.79KT] 512
176 km NNE of Gili Air, Indonesia
8 September 2023
Time Mag [TNT] Depth Location
22:11:01 6.8 [239KT] 19
Al Haouz, Morocco
20:32:00 5.0 [476T] 10
southern Mid-Atlantic Ridge
18:08:14 5.1 [673T] 11
92 km N of Tatsugō, Japan
17:28:52 5.0 [476T] 22
76 km N of Tatsugō, Japan
16:37:11 5.8 [7.56KT] 13
5 km NNW of Emiliano Zapata, Mexico
16:34:49 5.2 [951T] 216
152 km WNW of Fangale’ounga, Tonga
15:53:18 5.6 [3.79KT] 14
12 km W of Emiliano Zapata, Mexico
10:54:47 5.2 [951T] 133
Maug Islands region, Northern Mariana Islands
09:28:48 5.2 [951T] 40
37 km ESE of Ōfunato, Japan
09:09:57 6.6 [119KT] 79
south of the Kermadec Islands
09:09:48 6.6 [119KT] 32
SOUTH OF KERMADEC ISLANDS
7 September 2023
Time Mag [TNT] Depth Location
19:20:13 5.1 [673T] 130
276 km ESE of Sarangani, Philippines
05:01:02 5.1 [673T] 10
Pacific-Antarctic Ridge
04:49:25 5.3 [1.34KT] 10
Pacific-Antarctic Ridge
6 September 2023
Time Mag [TNT] Depth Location
23:48:04 6.3 [42KT] 36
38 km SSW of Coquimbo, Chile
5 September 2023
Time Mag [TNT] Depth Location
17:50:20 5.0 [476T] 10
Ascension Island region
15:42:20 5.1 [673T] 10
37 km SSE of Ikungi, Tanzania
15:03:16 5.8 [7.56KT] 49
Enga, Papua New Guinea
14:58:03 5.1 [673T] 23
60 km W of Sinabang, Indonesia
00:55:23 5.7 [5.35KT] 11
south of the Fiji Islands
4 September 2023
Time Mag [TNT] Depth Location
14:47:29 5.1 [673T] 10
north of Ascension Island
13:52:16 5.0 [476T] 10
southern Mid-Atlantic Ridge
09:11:16 5.0 [476T] 104
98 km WNW of Tobelo, Indonesia
3 September 2023
Time Mag [TNT] Depth Location
21:29:58 5.5 [2.68KT] 10
State of Yap, Federated States of Micronesia
10:28:56 5.1 [673T] 55
198 km ESE of Kokopo, Papua New Guinea
03:51:54 5.0 [476T] 10
196 km SE of Hihifo, Tonga
2 September 2023
Time Mag [TNT] Depth Location
11:11:01 5.3 [1.34KT] 150
39 km ENE of San Fernando, Peru
1 September 2023
Time Mag [TNT] Depth Location
20:49:54 6.1 [21KT] 137
13 km E of Severo-Kuril’sk, Russia
19:09:00 5.3 [1.34KT] 118
46 km SSW of Angoram, Papua New Guinea
10:01:32 5.0 [476T] 29
South Sandwich Islands region
13 earthquake swarms were detected.
Location:
3 km S of Maria Antonia, Puerto Rico
Swarm ID:
Period:
30 Sep 2023 - 4 Oct 2023
Earthquakes:
63
16 swarms found nearby.
2019
28 Dec
244 days 6 hours
9147 earthquakes
2020
1 May
2 days 18 hours
36 earthquakes
6 Oct
22 days 9 hours
229 earthquakes
17 Nov
35 days 20 hours
447 earthquakes
23 Dec
46 days 11 hours
2842 earthquakes
2021
29 Jan
2 days 1 hours
29 earthquakes
24 Jun
6 days 15 hours
127 earthquakes
2022
1 Feb
37 days 20 hours
630 earthquakes
21 Mar
19 days 5 hours
207 earthquakes
S20220424.1(11.9km)
23 Apr
17 days 11 hours
189 earthquakes
S20220806.1(13.7km)
5 Aug
13 days 6 hours
262 earthquakes
2023
14 Mar
6 days 9 hours
92 earthquakes
S20230409.1(10.2km)
8 Apr
10 days 15 hours
189 earthquakes
23 Oct
1 day 13 hours
25 earthquakes
2025
12 Mar
4 days 6 hours
74 earthquakes
20 Mar
5 days 23 hours
70 earthquakes
Location:
Greece
Swarm ID:
Period:
25 Sep 2023 - 26 Sep 2023
Earthquakes:
28
No swarms nearby.
Location:3.0km of Mageik volcano
85 km NW of Karluk, Alaska
Swarm ID:
Period:
22 Sep 2023 - 30 Sep 2023
Earthquakes:
121
11 swarms found nearby.
2019
4 Sep
23 days 3 hours
423 earthquakes
2020
2 Apr
4 days 11 hours
61 earthquakes
2022
1 Sep
6 days 9 hours
108 earthquakes
21 Sep
1 day 4 hours
54 earthquakes
11 Nov
73 days 1 hours
1277 earthquakes
2023
26 Jan
109 days 4 hours
2489 earthquakes
17 May
2 days 18 hours
45 earthquakes
23 May
98 days 12 hours
3637 earthquakes
2 Sep
14 days 6 hours
242 earthquakes
21 Oct
6 days 8 hours
82 earthquakes
2024
VS20240524.1(13.2km)
24 May
1 day 0 hours
32 earthquakes
Location:
18 km WSW of Patterson, CA
Swarm ID:
Period:
19 Sep 2023 - 21 Sep 2023
Earthquakes:
47
No swarms nearby.
Location:
0 km SE of Carnelian Bay, California
Swarm ID:
Period:
18 Sep 2023 - 18 Sep 2023
Earthquakes:
41
15 swarms found nearby.
2003
3 Oct
1 day 20 hours
34 earthquakes
22 Nov
2 days 23 hours
36 earthquakes
2005
21 May
1 day 10 hours
39 earthquakes
S20050918.1(13.0km)
17 Sep
2 days 13 hours
34 earthquakes
7 Dec
2 days 20 hours
40 earthquakes
2007
8 May
2 days 16 hours
36 earthquakes
2012
S20120408.2(14.6km)
8 Apr
2 days 17 hours
45 earthquakes
S20120623.1(12.7km)
22 Jun
1 day 13 hours
37 earthquakes
S20120627.1(13.1km)
26 Jun
3 days 22 hours
58 earthquakes
2014
3 Apr
1 day 13 hours
40 earthquakes
2017
S20170729.1(14.8km)
29 Jul
14 hours
26 earthquakes
2018
26 Jul
1 day 8 hours
40 earthquakes
2021
S20210426.1(11.6km)
25 Apr
3 days 1 hours
45 earthquakes
S20210528.2(12.0km)
28 May
16 hours
33 earthquakes
2024
S20240721.2(10.8km)
20 Jul
1 day 13 hours
51 earthquakes
Location:
NORTHERN ITALY
Swarm ID:
Period:
18 Sep 2023 - 21 Sep 2023
Earthquakes:
53
1 swarms found nearby.
2002
S20020501.1(14.8km)
30 Apr
15 hours
25 earthquakes
Location:
Vancouver Island, Canada region
Swarm ID:
Period:
13 Sep 2023 - 18 Sep 2023
Earthquakes:
74
4 swarms found nearby.
2008
PS20080105.1(99.6km)
5 Jan
13 hours
6 earthquakes
PS20080828.1(77.7km)
27 Aug
5 hours
5 earthquakes
2013
PS20130904.1(56.7km)
3 Sep
4 hours
5 earthquakes
2019
PS20191223.1(65.3km)
23 Dec
6 hours
5 earthquakes
Location:
MOROCCO
Swarm ID:
Period:
8 Sep 2023 - 17 Sep 2023
Earthquakes:
287
No swarms nearby.
Location:
11 km WSW of Fall River Mills, CA
Swarm ID:
Period:
8 Sep 2023 - 10 Sep 2023
Earthquakes:
29
1 swarms found nearby.
2000
S20001220.1(10.4km)
20 Dec
1 day 23 hours
58 earthquakes
Location:
Ryukyu Islands, Japan
Swarm ID:
Period:
8 Sep 2023 - 10 Sep 2023
Earthquakes:
26
1 swarms found nearby.
2025
PS20250702.1(16.4km)
1 Jul
1 day 11 hours
12 earthquakes
Location:1.4km of Mageik volcano
85 km NNW of Karluk, Alaska
Swarm ID:
Period:
2 Sep 2023 - 16 Sep 2023
Earthquakes:
242
11 swarms found nearby.
2019
VS20190905.1(11.3km)
4 Sep
23 days 3 hours
423 earthquakes
2020
2 Apr
4 days 11 hours
61 earthquakes
2022
1 Sep
6 days 9 hours
108 earthquakes
21 Sep
1 day 4 hours
54 earthquakes
11 Nov
73 days 1 hours
1277 earthquakes
2023
26 Jan
109 days 4 hours
2489 earthquakes
17 May
2 days 18 hours
45 earthquakes
23 May
98 days 12 hours
3637 earthquakes
22 Sep
8 days 4 hours
121 earthquakes
VS20231022.1(10.5km)
21 Oct
6 days 8 hours
82 earthquakes
2024
VS20240524.1(14.7km)
24 May
1 day 0 hours
32 earthquakes
Location:
2 km NNW of Minco, Oklahoma
Swarm ID:
Period:
31 Aug 2023 - 1 Sep 2023
Earthquakes:
28
2 swarms found nearby.
2022
27 Nov
1 day 7 hours
26 earthquakes
2025
13 Sep
9 days 3 hours
121 earthquakes
Location:8.0km of Kilauea volcano
8 km SW of Volcano, Hawaii
Swarm ID:
Period:
21 Aug 2023 - 12 Sep 2023
Earthquakes:
552
95 swarms found nearby.
2000
23 Feb
8 days 11 hours
216 earthquakes
24 Apr
2 days 22 hours
63 earthquakes
5 May
7 days 4 hours
212 earthquakes
2001
VS20010521.1(12.8km)
20 May
1 day 11 hours
28 earthquakes
2003
23 Jun
2 days 20 hours
43 earthquakes
VS20030712.1(11.8km)
12 Jul
1 day 19 hours
34 earthquakes
15 Jul
1 day 6 hours
31 earthquakes
4 Aug
1 day 22 hours
31 earthquakes
VS20030809.1(10.8km)
8 Aug
7 days 14 hours
101 earthquakes
18 Nov
3 days 20 hours
64 earthquakes
10 Dec
3 days 20 hours
97 earthquakes
2004
12 Jan
18 hours
25 earthquakes
2 Nov
1 day 1 hours
30 earthquakes
14 Dec
1 day 0 hours
32 earthquakes
22 Dec
2 days 4 hours
32 earthquakes
2005
24 Jan
15 days 23 hours
208 earthquakes
2006
VS20060202.1(10.0km)
1 Feb
35 days 15 hours
821 earthquakes
2007
24 May
10 days 11 hours
114 earthquakes
17 Jun
14 days 13 hours
411 earthquakes
S20070704.1(12.5km)
3 Jul
18 days 14 hours
216 earthquakes
2008
4 Dec
28 days 3 hours
473 earthquakes
2011
3 Feb
14 days 16 hours
387 earthquakes
1 Mar
7 days 9 hours
325 earthquakes
2012
VS20120223.1(10.4km)
22 Feb
3 days 4 hours
80 earthquakes
28 May
5 days 8 hours
67 earthquakes
4 Jun
4 days 4 hours
37 earthquakes
24 Oct
10 days 1 hours
134 earthquakes
2013
13 Jan
4 days 3 hours
63 earthquakes
2014
17 Feb
3 days 0 hours
53 earthquakes
13 May
4 days 23 hours
58 earthquakes
2015
23 Feb
3 days 17 hours
72 earthquakes
22 Apr
25 days 2 hours
2099 earthquakes
15 Oct
3 days 4 hours
45 earthquakes
2016
24 Aug
2 days 3 hours
38 earthquakes
24 Nov
4 days 12 hours
47 earthquakes
2017
4 Mar
2 days 10 hours
48 earthquakes
S20170608.2(12.0km)
8 Jun
3 days 10 hours
47 earthquakes
2018
6 Mar
2 days 12 hours
95 earthquakes
10 Apr
2 days 11 hours
153 earthquakes
16 Apr
1 day 23 hours
40 earthquakes
22 Apr
7 days 19 hours
134 earthquakes
30 Apr
103 days 22 hours
42368 earthquakes
S20180505.2(14.0km)
4 May
3 days 4 hours
153 earthquakes
2019
2 Sep
1 day 11 hours
58 earthquakes
30 Sep
2 days 8 hours
35 earthquakes
2020
16 Mar
3 days 2 hours
34 earthquakes
3 Sep
1 day 6 hours
64 earthquakes
22 Oct
7 days 18 hours
177 earthquakes
18 Nov
1 day 8 hours
43 earthquakes
29 Nov
1 day 0 hours
88 earthquakes
1 Dec
23 days 2 hours
641 earthquakes
2021
23 Jun
3 days 0 hours
45 earthquakes
6 Jul
21 hours
30 earthquakes
4 Aug
8 days 18 hours
279 earthquakes
23 Aug
7 days 7 hours
859 earthquakes
3 Sep
3 days 11 hours
37 earthquakes
27 Sep
4 days 6 hours
168 earthquakes
2022
6 Jan
1 day 23 hours
52 earthquakes
9 Jan
5 days 9 hours
182 earthquakes
VS20220116.1(10.2km)
15 Jan
1 day 4 hours
26 earthquakes
19 Jun
244 days 22 hours
3458 earthquakes
20 Sep
1 day 1 hours
100 earthquakes
30 Dec
3 days 6 hours
44 earthquakes
2023
5 Jan
2 days 4 hours
67 earthquakes
13 Apr
2 days 14 hours
48 earthquakes
19 Apr
25 days 21 hours
422 earthquakes
20 May
6 days 18 hours
135 earthquakes
30 May
5 days 7 hours
108 earthquakes
6 Jun
1 day 9 hours
84 earthquakes
13 Aug
5 days 3 hours
331 earthquakes
4 Oct
7 days 22 hours
244 earthquakes
17 Oct
2 days 10 hours
35 earthquakes
26 Oct
2 days 8 hours
62 earthquakes
12 Nov
11 days 4 hours
175 earthquakes
20 Nov
1 day 23 hours
71 earthquakes
24 Nov
2 days 7 hours
79 earthquakes
VS20231202.1(10.6km)
1 Dec
2 days 5 hours
49 earthquakes
6 Dec
10 days 10 hours
136 earthquakes
7 Dec
2 days 13 hours
59 earthquakes
12 Dec
1 day 4 hours
38 earthquakes
VS20231229.1(11.5km)
28 Dec
4 days 20 hours
173 earthquakes
2024
5 Apr
2 days 22 hours
42 earthquakes
15 Apr
4 days 17 hours
130 earthquakes
24 Apr
17 days 10 hours
864 earthquakes
VS20240517.1(12.0km)
16 May
5 days 0 hours
198 earthquakes
2 Jun
9 days 16 hours
450 earthquakes
21 Jun
28 days 3 hours
902 earthquakes
16 Aug
25 days 7 hours
751 earthquakes
11 Sep
13 days 12 hours
711 earthquakes
VS20241214.1(10.0km)
13 Dec
7 days 8 hours
90 earthquakes
23 Dec
19 hours
35 earthquakes
2026
VS20260115.1(12.3km)
14 Jan
7 days 3 hours
84 earthquakes
19 Jan
1 day 15 hours
29 earthquakes
9 Apr
1 day 1 hours
25 earthquakes
28 Apr
9 days 19 hours
120 earthquakes