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March2023
Daily summary 31 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 654[548] 3.50KT[3.85KT]
M 5.0+ 3[4] 6.08KT[8.49KT]
All 657[554] 9.58KT[12KT]
31 Mar 2023 23:00:00

[31 Mar 2023 22:49:30] Swarm around 86 km NNW of Karluk, Alaska has ended.
In 36 hours registered 25 earthquakes.
Summary: VS20230331.1
31 Mar 2023 12:00:00

[31 Mar 2023 11:52:53] Swarm around 57 km SSE of Mammoth, Wyoming has ended.
In 54 hours 34 minutes registered 110 earthquakes.
Summary: SVS20230329.1
31 Mar 2023 07:00:00

[30 Mar 2023 10:49:23] New swarm has started around 86 km NNW of Karluk, Alaska
In 20 hours 10 minutes registered 24 earthquakes.
Details: VS20230331.1
Daily summary 30 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 616[548] 2.24KT[3.85KT]
M 5.0+ 1 ⓘ[4] 42KT[8.48KT]
All 617[554] 44KT[12KT]
30 Mar 2023 18:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
17:33:08 26.0 6.3 [42KT] 105 km WSW of Constitución, Chile
Daily summary 29 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 766[548] 4.65KT[3.85KT]
M 5.0+ 1 ⓘ[4] 1.34KT[8.48KT]
All 767[554] 6.00KT[12KT]
29 Mar 2023 15:00:00

[29 Mar 2023 05:18:26] New swarm has started around 57 km SSE of Mammoth, Wyoming
In 9 hours 41 minutes registered 59 earthquakes.
Details: SVS20230329.1
Daily summary 28 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 617[548] 2.06KT ⓘ[3.85KT]
M 5.0+ 5[4] 17KT[8.48KT]
All 622[553] 19KT[12KT]
28 Mar 2023 10:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
09:18:28 37.0 6.0 [15KT] Hokkaido, Japan region
Daily summary 27 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 663[548] 3.55KT[3.85KT]
M 5.0+ 3[4] 33KT[8.46KT]
All 666[553] 36KT[12KT]
27 Mar 2023 23:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
22:19:15 79.0 6.2 [30KT] Solomon Islands
27 Mar 2023 21:00:00

[27 Mar 2023 20:53:51] Swarm around 8km N of Anza, CA has ended.
In 54 hours 5 minutes registered 38 earthquakes.
Summary: S20230326.1
27 Mar 2023 17:00:00

[26 Mar 2023 22:47:52] New swarm has started around 3 km WSW of Unalaska, Alaska
In 18 hours 12 minutes registered 31 earthquakes.
Details: S20230327.1
Daily summary 26 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 571[548] 3.27KT[3.85KT]
M 5.0+ 3[4] 3.25KT[8.46KT]
All 574[553] 6.51KT[12KT]
26 Mar 2023 10:00:00

[25 Mar 2023 14:48:16] New swarm has started around 8km N of Anza, CA
In 19 hours 11 minutes registered 26 earthquakes.
Details: S20230326.1
Daily summary 25 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 573[548] 3.65KT[3.85KT]
M 5.0+ 1 ⓘ[4] 476T ⓘ[8.48KT]
All 574[553] 4.13KT[12KT]
25 Mar 2023 20:00:00

[25 Mar 2023 19:53:25] Swarm around 9km SSW of Borrego Springs, CA has ended.
In 50 hours 24 minutes registered 50 earthquakes.
Summary: S20230324.1
Daily summary 24 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 674[547] 2.86KT[3.85KT]
M 5.0+ 4[4] 10KT[8.48KT]
All 678[553] 13KT[12KT]
24 Mar 2023 21:00:00

[23 Mar 2023 20:30:24] New swarm has started around Island of Hawaii, Hawaii
In 24 hours 29 minutes registered 25 earthquakes.
Details: S20230324.2
24 Mar 2023 18:00:00

[24 Mar 2023 17:58:24] Swarm around ALBANIA has ended.
In 40 hours 18 minutes registered 51 earthquakes.
Summary: S20230323.1
24 Mar 2023 16:00:00

[23 Mar 2023 17:29:23] New swarm has started around 9km SSW of Borrego Springs, CA
In 22 hours 30 minutes registered 36 earthquakes.
Details: S20230324.1
24 Mar 2023 01:00:00

[24 Mar 2023 00:57:08] Swarm around 33 km E of Port Heiden, Alaska has ended.
In 76 hours 40 minutes registered 50 earthquakes.
Summary: VS20230321.1
Daily summary 23 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 697[547] 2.80KT[3.85KT]
M 5.0+ 4[4] 8.32KT[8.49KT]
All 701[552] 11KT[12KT]
23 Mar 2023 13:00:00

[22 Mar 2023 13:04:52] New swarm has started around CENTRAL TURKEY
In 23 hours 55 minutes registered 27 earthquakes.
Details: S20230323.2
23 Mar 2023 06:00:00

[23 Mar 2023 01:39:37] New swarm has started around ALBANIA
In 4 hours 20 minutes registered 30 earthquakes.
Details: S20230323.1
Daily summary 22 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 506[547] 3.45KT[3.86KT]
M 5.0+ 10[4] 81KT[8.48KT]
All 516[552] 84KT[12KT]
22 Mar 2023 17:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
16:00:34 228.0 6.4 [60KT] 86 km WSW of El Aguilar, Argentina
Daily summary 21 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 630[547] 4.32KT[3.85KT]
M 5.0+ 6[4] 95KT[8.46KT]
All 636[552] 99KT[12KT]
21 Mar 2023 17:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
16:47:23 192.0 6.5 [84KT] 40 km SSE of Jurm, Afghanistan
21 Mar 2023 16:00:00

[20 Mar 2023 20:16:26] New swarm has started around 33 km E of Port Heiden, Alaska
In 19 hours 43 minutes registered 26 earthquakes.
Details: VS20230321.1
Daily summary 20 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 531[547] 3.22KT[3.85KT]
M 5.0+ 1 ⓘ[4] 673T[8.46KT]
All 532[552] 3.90KT[12KT]
20 Mar 2023 23:00:00

[20 Mar 2023 22:16:11] Swarm around 5 km WSW of Fuig, Puerto Rico has ended.
In 153 hours 4 minutes registered 92 earthquakes.
Summary: S20230315.1
Daily summary 19 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 646[547] 3.95KT[3.85KT]
M 5.0+ 2[4] 2.38KT[8.46KT]
All 648[552] 6.32KT[12KT]
19 Mar 2023 06:00:00

[19 Mar 2023 05:11:35] Swarm around North Island of New Zealand has ended.
In 38 hours 42 minutes registered 62 earthquakes.
Summary: S20230317.1
Daily summary 18 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 692[547] 5.34KT[3.85KT]
M 5.0+ 2[4] 239KT[8.38KT]
All 694[552] 244KT[12KT]
18 Mar 2023 18:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
17:12:52 68.0 6.8 [239KT] 14 km NNW of Baláo, Ecuador
18 Mar 2023 05:00:00

[18 Mar 2023 04:37:26] Swarm around Michoacan, Mexico has ended.
In 61 hours 52 minutes registered 40 earthquakes.
Summary: S20230316.1
18 Mar 2023 04:00:00

[18 Mar 2023 03:51:44] Swarm around CENTRAL TURKEY has ended.
In 374 hours 27 minutes registered 153 earthquakes.
Summary: S20230303.1
Daily summary 17 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 745[547] 5.19KT[3.85KT]
M 5.0+ 4[4] 2.77KT[8.38KT]
All 749[551] 7.96KT[12KT]
17 Mar 2023 20:00:00

[17 Mar 2023 14:29:34] New swarm has started around North Island of New Zealand
In 5 hours 30 minutes registered 27 earthquakes.
Details: S20230317.1
17 Mar 2023 10:00:00

[17 Mar 2023 09:14:27] Swarm around 15km N of Deep Springs, CA has ended.
In 91 hours 53 minutes registered 75 earthquakes.
Summary: S20230314.1
Daily summary 16 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 638[546] 4.34KT[3.85KT]
M 5.0+ 8[4] 482KT[8.38KT]
All 646[551] 486KT[12KT]
16 Mar 2023 11:00:00

[15 Mar 2023 14:44:31] New swarm has started around Michoacan, Mexico
In 20 hours 15 minutes registered 26 earthquakes.
Details: S20230316.1
16 Mar 2023 01:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
00:56:00 10.0 7.0 [476KT] Kermadec Islands region
Daily summary 15 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 660[546] 4.13KT[3.85KT]
M 5.0+ 1 ⓘ[4] 1.90KT[8.38KT]
All 661[551] 6.03KT[12KT]
15 Mar 2023 11:00:00

[14 Mar 2023 13:11:27] New swarm has started around 5 km WSW of Fuig, Puerto Rico
In 21 hours 48 minutes registered 25 earthquakes.
Details: S20230315.1
15 Mar 2023 01:00:00

[15 Mar 2023 00:41:02] Swarm around 53 km NW of Toyah, Texas has ended.
In 34 hours 27 minutes registered 28 earthquakes.
Summary: S20230314.2
Daily summary 14 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 777[546] 2.81KT[3.85KT]
M 5.0+ 4[4] 49KT[8.37KT]
All 781[551] 52KT[12KT]
14 Mar 2023 21:00:00

[14 Mar 2023 20:24:19] Swarm around 5 km ESE of West Yellowstone, Montana has ended.
In 42 hours 48 minutes registered 136 earthquakes.
Summary: S20230313.1
14 Mar 2023 14:00:00

[13 Mar 2023 14:13:51] New swarm has started around 53 km NW of Toyah, Texas
In 23 hours 46 minutes registered 25 earthquakes.
Details: S20230314.2
14 Mar 2023 11:00:00

[13 Mar 2023 13:20:34] New swarm has started around 15km N of Deep Springs, CA
In 21 hours 39 minutes registered 36 earthquakes.
Details: S20230314.1
14 Mar 2023 01:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
00:49:08 213.0 6.3 [42KT] 118 km E of Madang, Papua New Guinea
Daily summary 13 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 860[546] 6.46KT[3.85KT]
M 5.0+ 1 ⓘ[4] 951T[8.37KT]
All 861[551] 7.41KT[12KT]
13 Mar 2023 15:00:00

[13 Mar 2023 01:36:01] New swarm has started around 5 km ESE of West Yellowstone, Montana
In 13 hours 23 minutes registered 24 earthquakes.
Details: S20230313.1
Daily summary 12 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 944[546] 3.21KT[3.85KT]
M 5.0+ 3[4] 5.14KT[8.37KT]
All 947[551] 8.35KT[12KT]
Daily summary 11 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 1054[546] 4.54KT[3.85KT]
M 5.0+ 5[4] 6.41KT[8.37KT]
All 1059[550] 10KT[12KT]
Daily summary 10 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 1214 ⓘ[546] 4.31KT[3.84KT]
M 5.0+ 4[4] 3.53KT[8.37KT]
All 1218 ⓘ[550] 7.84KT[12KT]
10 Mar 2023 08:00:00

[10 Mar 2023 07:15:26] Swarm around 124 km E of McCarthy, Alaska has ended.
In 47 hours 42 minutes registered 70 earthquakes.
Summary: S20230308.1
Daily summary 9 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 1405 ⓘ[545] 4.39KT[3.84KT]
M 5.0+ 1 ⓘ[4] 673T[8.38KT]
All 1406 ⓘ[549] 5.07KT[12KT]
Daily summary 8 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 985[545] 4.70KT[3.84KT]
M 5.0+ 3[4] 13KT[8.38KT]
All 988[549] 17KT[12KT]
8 Mar 2023 12:00:00

[8 Mar 2023 07:32:55] New swarm has started around 124 km E of McCarthy, Alaska
In 4 hours 27 minutes registered 31 earthquakes.
Details: S20230308.1
Daily summary 7 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 658[545] 3.27KT[3.84KT]
M 5.0+ 9[4] 32KT[8.38KT]
All 667[549] 35KT[12KT]
Daily summary 6 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 624[545] 3.62KT[3.84KT]
M 5.0+ 4[4] 9.46KT[8.38KT]
All 628[549] 13KT[12KT]
6 Mar 2023 05:00:00

[6 Mar 2023 04:50:20] Swarm around 3km SE of San Jacinto, CA has ended.
In 26 hours 57 minutes registered 25 earthquakes.
Summary: S20230305.1
6 Mar 2023 01:00:00

[5 Mar 2023 01:52:49] New swarm has started around 3km SE of San Jacinto, CA
In 23 hours 7 minutes registered 24 earthquakes.
Details: S20230305.1
Daily summary 5 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 594[545] 2.82KT[3.84KT]
M 5.0+ 4[4] 10KT[8.38KT]
All 598[549] 13KT[12KT]
5 Mar 2023 20:00:00

[5 Mar 2023 19:13:23] Swarm around 29 km E of Port Heiden, Alaska has ended.
In 158 hours 55 minutes registered 136 earthquakes.
Summary: S20230228.1
Daily summary 4 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 640[545] 3.42KT[3.84KT]
M 5.0+ 5[4] 677KT[8.37KT]
All 645[549] 680KT[12KT]
4 Mar 2023 23:00:00

[4 Mar 2023 00:18:18] New swarm has started around 105 km W of Adak, Alaska
In 22 hours 41 minutes registered 24 earthquakes.
Details: VS20230304.1
4 Mar 2023 07:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
06:41:16 150.0 6.9 [337KT] Kermadec Islands, New Zealand
06:41:23 211.0 6.9 [337KT] Kermadec Islands, New Zealand
Daily summary 3 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 624[544] 2.86KT[3.85KT]
M 5.0+ 8[4] 17KT[8.37KT]
All 632[548] 20KT[12KT]
3 Mar 2023 08:00:00

[2 Mar 2023 13:24:42] New swarm has started around CENTRAL TURKEY
In 18 hours 35 minutes registered 24 earthquakes.
Details: S20230303.1
3 Mar 2023 01:00:00

[3 Mar 2023 00:54:27] Swarm around 64 km WSW of Port-Olry, Vanuatu has ended.
In 6 hours 49 minutes registered 7 earthquakes.
Summary: PS20230302.1
Daily summary 2 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 526[544] 8.54KT ⓘ[3.84KT]
M 5.0+ 8[4] 99KT[8.32KT]
All 534[548] 108KT[12KT]
2 Mar 2023 20:00:00

[2 Mar 2023 18:04:30] New swarm has started around 64 km WSW of Port-Olry, Vanuatu
In 1 hour 55 minutes registered 5 earthquakes.
Details: PS20230302.1
2 Mar 2023 19:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
18:04:30 17.0 6.5 [84KT] 83 km WSW of Port-Olry, Vanuatu
Daily summary 1 Mar 2023
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 582[544] 4.13KT[3.84KT]
M 5.0+ 6[4] 124KT[8.32KT]
All 588[548] 128KT[12KT]
1 Mar 2023 20:00:00

[1 Mar 2023 19:56:26] Swarm around 92 km W of Adak, Alaska has ended.
In 39 hours 18 minutes registered 114 earthquakes.
Summary: VS20230228.1
1 Mar 2023 06:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
05:36:14 600.9 6.6 [119KT] 106 km NW of Kimbe, Papua New Guinea
1 Mar 2023 03:00:00

[1 Mar 2023 02:03:21] Swarm around Sulawesi, Indonesia has ended.
In 48 hours 37 minutes registered 48 earthquakes.
Summary: S20230227.1
31 March 2023
Time Mag [TNT] Depth Location
22:36:11 5.6 [3.79KT] 10
10:46:21 5.2 [951T] 49
05:52:19 5.3 [1.34KT] 64
30 March 2023
Time Mag [TNT] Depth Location
17:33:08 6.3 [42KT] 26
29 March 2023
Time Mag [TNT] Depth Location
18:26:50 5.3 [1.34KT] 13
28 March 2023
Time Mag [TNT] Depth Location
13:07:17 5.2 [951T] 10
12:54:01 5.0 [476T] 10
09:18:28 6.0 [15KT] 37
05:51:28 5.1 [673T] 25
04:19:09 5.0 [476T] 75
27 March 2023
Time Mag [TNT] Depth Location
22:19:15 6.2 [30KT] 79
02:53:42 5.0 [476T] 10
02:29:21 5.5 [2.68KT] 464
26 March 2023
Time Mag [TNT] Depth Location
12:41:11 5.1 [673T] 53
11:39:01 5.1 [673T] 8
00:02:43 5.4 [1.90KT] 105
25 March 2023
Time Mag [TNT] Depth Location
09:58:31 5.0 [476T] 10
24 March 2023
Time Mag [TNT] Depth Location
13:01:34 5.7 [5.35KT] 293
04:38:09 5.0 [476T] 10
04:25:29 5.3 [1.34KT] 28
03:16:56 5.6 [3.79KT] 11
23 March 2023
Time Mag [TNT] Depth Location
09:19:53 5.3 [1.34KT] 10
05:52:18 5.2 [951T] 10
02:56:54 5.1 [673T] 10
00:17:39 5.7 [5.35KT] 132
22 March 2023
Time Mag [TNT] Depth Location
23:31:53 5.6 [3.79KT] 17
20:23:45 5.1 [673T] 109
20:07:44 5.8 [7.56KT] 12
16:00:34 6.4 [60KT] 228
15:18:50 5.3 [1.34KT] 213
14:16:45 5.2 [951T] 10
10:38:47 5.0 [476T] 10
07:36:58 5.6 [3.79KT] 22
02:25:39 5.3 [1.34KT] 79
02:25:30 5.3 [1.34KT] 10
21 March 2023
Time Mag [TNT] Depth Location
20:49:21 5.0 [476T] 10
20:41:07 5.5 [2.68KT] 10
17:38:13 5.6 [3.79KT] 60
16:47:23 6.5 [84KT] 192
01:45:20 5.2 [951T] 8
01:44:13 5.5 [2.68KT] 35
20 March 2023
Time Mag [TNT] Depth Location
11:57:15 5.1 [673T] 130
19 March 2023
Time Mag [TNT] Depth Location
19:30:14 5.0 [476T] 63
15:06:27 5.4 [1.90KT] 65
18 March 2023
Time Mag [TNT] Depth Location
17:12:52 6.8 [239KT] 68
03:44:10 5.0 [476T] 10
17 March 2023
Time Mag [TNT] Depth Location
16:11:39 5.0 [476T] 70
15:46:01 5.3 [1.34KT] 10
12:05:27 5.0 [476T] 49
10:39:39 5.0 [476T] 10
16 March 2023
Time Mag [TNT] Depth Location
18:32:51 5.1 [673T] 10
17:03:07 5.0 [476T] 10
11:47:20 5.2 [951T] 52
11:47:14 5.2 [951T] 10
05:22:40 5.2 [951T] 10
01:46:09 5.2 [951T] 10
01:28:10 5.1 [673T] 10
00:56:00 7.0 [476KT] 10
15 March 2023
Time Mag [TNT] Depth Location
21:25:39 5.4 [1.90KT] 56
14 March 2023
Time Mag [TNT] Depth Location
19:56:39 5.5 [2.68KT] 8
16:35:59 5.4 [1.90KT] 10
04:24:47 5.5 [2.68KT] 10
00:49:08 6.3 [42KT] 213
13 March 2023
Time Mag [TNT] Depth Location
22:50:44 5.2 [951T] 128
12 March 2023
Time Mag [TNT] Depth Location
20:56:51 5.1 [673T] 11
07:43:19 5.6 [3.79KT] 10
01:09:14 5.1 [673T] 10
11 March 2023
Time Mag [TNT] Depth Location
18:21:26 5.2 [951T] 10
18:21:24 5.0 [476T] 10
13:29:45 5.5 [2.68KT] 10
04:03:47 5.3 [1.34KT] 44
02:35:28 5.2 [951T] 10
10 March 2023
Time Mag [TNT] Depth Location
20:47:33 5.1 [673T] 24
11:00:58 5.0 [476T] 10
09:18:40 5.4 [1.90KT] 160
00:58:52 5.0 [476T] 18
9 March 2023
Time Mag [TNT] Depth Location
17:48:45 5.1 [673T] 87
8 March 2023
Time Mag [TNT] Depth Location
13:43:22 5.4 [1.90KT] 10
07:33:07 5.8 [7.56KT] 40
06:03:36 5.6 [3.79KT] 39
7 March 2023
Time Mag [TNT] Depth Location
20:46:05 5.3 [1.34KT] 74
20:31:28 5.3 [1.34KT] 39
13:53:20 5.4 [1.90KT] 10
13:51:49 5.9 [10KT] 9
08:47:41 5.6 [3.79KT] 10
07:31:58 5.3 [1.34KT] 43
06:02:31 5.9 [10KT] 16
03:59:40 5.0 [476T] 10
01:14:01 5.0 [476T] 75
6 March 2023
Time Mag [TNT] Depth Location
22:24:47 5.2 [951T] 41
21:00:01 5.8 [7.56KT] 534
09:25:49 5.0 [476T] 10
07:34:51 5.0 [476T] 59
5 March 2023
Time Mag [TNT] Depth Location
23:37:11 5.1 [673T] 10
22:21:34 5.8 [7.56KT] 10
20:43:02 5.4 [1.90KT] 10
19:25:43 5.1 [673T] 55
4 March 2023
Time Mag [TNT] Depth Location
20:18:07 5.2 [951T] 54
19:15:21 5.0 [476T] 10
06:41:23 6.9 [337KT] 211
06:41:16 6.9 [337KT] 150
01:19:34 5.0 [476T] 39
3 March 2023
Time Mag [TNT] Depth Location
19:00:26 5.4 [1.90KT] 10
09:41:20 5.0 [476T] 80
04:53:55 5.9 [10KT] 10
02:53:43 5.0 [476T] 7
01:53:26 5.3 [1.34KT] 18
00:54:27 5.3 [1.34KT] 10
00:36:47 5.0 [476T] 57
00:31:53 5.2 [951T] 10
2 March 2023
Time Mag [TNT] Depth Location
20:55:29 5.1 [673T] 12
18:11:07 5.2 [951T] 10
18:10:32 5.2 [951T] 10
18:05:31 5.7 [5.35KT] 10
18:04:30 6.5 [84KT] 17
06:47:40 5.0 [476T] 18
05:42:02 5.2 [951T] 10
04:40:43 5.7 [5.35KT] 95
1 March 2023
Time Mag [TNT] Depth Location
23:05:23 5.0 [476T] 93
19:29:50 5.0 [476T] 35
19:28:07 5.5 [2.68KT] 10
13:59:22 5.0 [476T] 16
12:54:52 5.1 [673T] 62
05:36:14 6.6 [119KT] 600
24 earthquake swarms were detected.
Location:3.1km of Katmai volcano
86 km NNW of Karluk, Alaska
Swarm ID:
Period:
30 Mar 2023 - 31 Mar 2023
Earthquakes:
25
10 swarms found nearby.
2002
14 Jul
1 day 0 hours
27 earthquakes
2016
VS20161015.1(13.8km)
14 Oct
10 hours
26 earthquakes
2019
20 Aug
1 day 22 hours
61 earthquakes
4 Sep
23 days 3 hours
423 earthquakes
2020
25 Jan
3 days 12 hours
54 earthquakes
14 Aug
3 days 14 hours
68 earthquakes
2022
24 Aug
4 days 10 hours
146 earthquakes
VS20220922.1(12.2km)
21 Sep
1 day 4 hours
54 earthquakes
2023
VS20231022.1(10.7km)
21 Oct
6 days 8 hours
82 earthquakes
2024
24 May
1 day 0 hours
32 earthquakes
Location:
57 km SSE of Mammoth, Wyoming
Swarm ID:
Period:
29 Mar 2023 - 31 Mar 2023
Earthquakes:
110
10 swarms found nearby.
2002
5 Dec
1 day 6 hours
39 earthquakes
2004
31 Aug
1 day 10 hours
27 earthquakes
2008
27 Dec
8 days 7 hours
823 earthquakes
2010
12 Jun
22 hours
28 earthquakes
2011
14 Apr
7 hours
24 earthquakes
2013
6 Jan
1 day 14 hours
54 earthquakes
23 Jun
5 hours
29 earthquakes
2018
11 Apr
1 day 0 hours
114 earthquakes
2020
1 Dec
2 days 8 hours
114 earthquakes
2021
15 Jul
7 days 4 hours
820 earthquakes
Location:
3 km WSW of Unalaska, Alaska
Swarm ID:
Period:
26 Mar 2023 - 8 Apr 2023
Earthquakes:
279
17 swarms found nearby.
2018
15 Jan
3 days 23 hours
74 earthquakes
S20180723.1(14.0km)
22 Jul
4 days 19 hours
105 earthquakes
2019
15 May
1 day 12 hours
57 earthquakes
16 Jun
4 days 12 hours
78 earthquakes
2020
S20200615.3(11.6km)
15 Jun
12 days 1 hours
843 earthquakes
S20200702.1(11.3km)
1 Jul
2 days 8 hours
54 earthquakes
S20200709.2(13.0km)
8 Jul
6 days 0 hours
77 earthquakes
S20200719.1(12.5km)
19 Jul
4 days 20 hours
56 earthquakes
S20200804.1(12.4km)
3 Aug
19 hours
24 earthquakes
26 Nov
1 day 16 hours
34 earthquakes
2021
11 Feb
18 hours
26 earthquakes
S20211025.1(11.2km)
24 Oct
1 day 18 hours
48 earthquakes
28 Oct
2 days 2 hours
44 earthquakes
2022
23 May
6 days 6 hours
82 earthquakes
S20220914.1(15.0km)
14 Sep
1 day 16 hours
36 earthquakes
2023
10 Apr
3 days 14 hours
68 earthquakes
2025
19 Dec
1 day 16 hours
45 earthquakes
Location:
8km N of Anza, CA
Swarm ID:
Period:
25 Mar 2023 - 27 Mar 2023
Earthquakes:
38
29 swarms found nearby.
2003
5 Mar
1 day 2 hours
35 earthquakes
2009
25 Jul
1 day 19 hours
29 earthquakes
2011
1 Feb
1 day 18 hours
43 earthquakes
2014
26 Jan
2 days 4 hours
38 earthquakes
S20140418.1(13.5km)
18 Apr
8 days 7 hours
191 earthquakes
9 May
2 days 9 hours
44 earthquakes
2015
10 Feb
12 days 21 hours
168 earthquakes
2016
14 Jun
7 days 5 hours
80 earthquakes
S20161221.1(11.4km)
21 Dec
1 day 21 hours
34 earthquakes
2017
8 Jun
3 days 22 hours
61 earthquakes
25 Sep
124 days 21 hours
2217 earthquakes
2018
2 Feb
28 days 21 hours
426 earthquakes
26 May
4 days 20 hours
54 earthquakes
2020
S20200109.1(12.8km)
8 Jan
11 days 9 hours
159 earthquakes
1 Feb
8 days 17 hours
147 earthquakes
S20200301.1(11.7km)
29 Feb
6 days 16 hours
67 earthquakes
S20200526.3(12.5km)
25 May
7 days 18 hours
100 earthquakes
25 Sep
3 days 10 hours
42 earthquakes
18 Dec
5 days 0 hours
66 earthquakes
2021
27 Mar
2 days 21 hours
33 earthquakes
26 Apr
5 days 5 hours
80 earthquakes
20 Sep
8 days 7 hours
216 earthquakes
2022
S20220419.1(10.2km)
18 Apr
8 days 1 hours
76 earthquakes
1 Jul
3 days 23 hours
49 earthquakes
25 Oct
1 day 10 hours
35 earthquakes
2023
S20230221.1(12.9km)
20 Feb
1 day 17 hours
25 earthquakes
2024
28 Aug
2 days 1 hours
31 earthquakes
2025
S20250516.1(12.3km)
16 May
4 days 7 hours
45 earthquakes
28 Nov
7 days 2 hours
82 earthquakes
Location:
Island of Hawaii, Hawaii
Swarm ID:
Period:
23 Mar 2023 - 23 May 2023
Earthquakes:
740
25 swarms found nearby.
2015
S20151025.1(13.6km)
24 Oct
3 days 14 hours
70 earthquakes
2018
1 May
8 days 9 hours
196 earthquakes
4 May
3 days 4 hours
153 earthquakes
S20180703.3(11.5km)
2 Jul
2 days 1 hours
30 earthquakes
2019
18 Aug
17 days 16 hours
217 earthquakes
13 Nov
27 days 22 hours
335 earthquakes
2020
3 Jan
106 days 22 hours
1689 earthquakes
4 May
73 days 12 hours
948 earthquakes
S20200723.2(10.1km)
22 Jul
18 days 5 hours
194 earthquakes
20 Aug
33 days 8 hours
392 earthquakes
20 Oct
2 days 12 hours
37 earthquakes
2 Nov
28 days 6 hours
288 earthquakes
24 Dec
39 days 23 hours
662 earthquakes
2021
2 Mar
443 days 21 hours
9245 earthquakes
30 Aug
2 days 9 hours
94 earthquakes
2022
27 May
7 days 0 hours
110 earthquakes
2023
27 May
7 days 18 hours
89 earthquakes
20 Oct
11 days 13 hours
165 earthquakes
2024
VS20240127.1(10.4km)
27 Jan
30 days 9 hours
1836 earthquakes
8 Feb
4 days 17 hours
200 earthquakes
S20240313.1(10.2km)
12 Mar
6 days 16 hours
103 earthquakes
20 Jul
33 days 8 hours
1535 earthquakes
3 Dec
7 days 5 hours
138 earthquakes
19 Dec
1 day 19 hours
42 earthquakes
2026
VS20260115.1(14.7km)
14 Jan
7 days 3 hours
84 earthquakes
Location:
9km SSW of Borrego Springs, CA
Swarm ID:
Period:
23 Mar 2023 - 25 Mar 2023
Earthquakes:
50
5 swarms found nearby.
2009
S20090410.1(14.5km)
9 Apr
11 hours
24 earthquakes
17 Aug
1 day 21 hours
39 earthquakes
2010
4 Apr
1 day 11 hours
38 earthquakes
2013
S20130920.1(13.6km)
19 Sep
1 day 10 hours
31 earthquakes
2017
6 Dec
4 days 12 hours
120 earthquakes
Location:
ALBANIA
Swarm ID:
Period:
23 Mar 2023 - 24 Mar 2023
Earthquakes:
51
3 swarms found nearby.
2016
PS20161016.1(62.1km)
15 Oct
6 hours
5 earthquakes
2019
1 Jun
2 days 20 hours
114 earthquakes
28 Jun
1 day 11 hours
48 earthquakes
Location:
CENTRAL TURKEY
Swarm ID:
Period:
22 Mar 2023 - 9 May 2023
Earthquakes:
547
4 swarms found nearby.
2023
PS20230206.1(92.5km)
6 Feb
2 days 13 hours
17 earthquakes
S20230512.2(10.7km)
12 May
17 days 5 hours
228 earthquakes
2024
20 Aug
1 day 19 hours
33 earthquakes
23 Aug
1 day 23 hours
48 earthquakes
Location:2.8km of Aniakchak volcano
33 km E of Port Heiden, Alaska
Swarm ID:
Period:
20 Mar 2023 - 24 Mar 2023
Earthquakes:
50
3 swarms found nearby.
2023
8 Feb
1 day 18 hours
47 earthquakes
19 Feb
4 days 0 hours
64 earthquakes
27 Feb
6 days 14 hours
136 earthquakes
Location:
North Island of New Zealand
Swarm ID:
Period:
17 Mar 2023 - 19 Mar 2023
Earthquakes:
62
No swarms nearby.
Location:
Michoacan, Mexico
Swarm ID:
Period:
15 Mar 2023 - 18 Mar 2023
Earthquakes:
40
No swarms nearby.
Location:
5 km WSW of Fuig, Puerto Rico
Swarm ID:
Period:
14 Mar 2023 - 20 Mar 2023
Earthquakes:
92
17 swarms found nearby.
2019
28 Dec
244 days 6 hours
9147 earthquakes
2020
S20200107.1(12.8km)
7 Jan
1 day 21 hours
53 earthquakes
1 May
2 days 18 hours
36 earthquakes
17 Nov
35 days 20 hours
447 earthquakes
23 Dec
46 days 11 hours
2842 earthquakes
2021
S20210108.1(14.2km)
7 Jan
13 days 20 hours
148 earthquakes
S20210130.1(11.3km)
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
23 Apr
17 days 11 hours
189 earthquakes
S20220806.1(10.1km)
5 Aug
13 days 6 hours
262 earthquakes
2023
8 Apr
10 days 15 hours
189 earthquakes
30 Sep
3 days 22 hours
63 earthquakes
23 Oct
1 day 13 hours
25 earthquakes
2025
S20250312.1(12.1km)
12 Mar
4 days 6 hours
74 earthquakes
S20250320.3(13.7km)
20 Mar
5 days 23 hours
70 earthquakes
Location:
53 km NW of Toyah, Texas
Swarm ID:
Period:
13 Mar 2023 - 15 Mar 2023
Earthquakes:
28
20 swarms found nearby.
2023
1 Jan
2 days 19 hours
46 earthquakes
S20230125.1(11.2km)
24 Jan
2 days 19 hours
55 earthquakes
21 Feb
6 days 0 hours
68 earthquakes
8 Aug
1 day 23 hours
36 earthquakes
4 Dec
2 days 0 hours
39 earthquakes
S20231213.1(11.8km)
12 Dec
3 days 3 hours
35 earthquakes
2024
13 Feb
1 day 19 hours
33 earthquakes
7 May
2 days 21 hours
33 earthquakes
S20240602.1(13.0km)
1 Jun
1 day 10 hours
31 earthquakes
3 Aug
1 day 7 hours
26 earthquakes
2025
S20250215.1(13.4km)
14 Feb
4 days 8 hours
53 earthquakes
31 May
4 days 8 hours
74 earthquakes
6 Jun
8 days 1 hours
155 earthquakes
S20250607.2(12.9km)
7 Jun
1 day 12 hours
31 earthquakes
24 Jun
7 days 0 hours
73 earthquakes
S20250707.2(14.5km)
6 Jul
5 days 1 hours
55 earthquakes
11 Aug
4 days 16 hours
68 earthquakes
17 Nov
1 day 16 hours
28 earthquakes
2026
7 Mar
1 day 17 hours
32 earthquakes
S20260416.1(12.1km)
15 Apr
2 days 7 hours
46 earthquakes
Location:
15km N of Deep Springs, CA
Swarm ID:
Period:
13 Mar 2023 - 17 Mar 2023
Earthquakes:
75
No swarms nearby.
Location:
5 km ESE of West Yellowstone, Montana
Swarm ID:
Period:
13 Mar 2023 - 14 Mar 2023
Earthquakes:
136
49 swarms found nearby.
2000
25 Jan
1 day 8 hours
67 earthquakes
29 Mar
9 days 3 hours
185 earthquakes
8 Apr
1 day 23 hours
41 earthquakes
25 Oct
2 days 15 hours
52 earthquakes
2001
S20010119.1(10.3km)
18 Jan
4 days 18 hours
341 earthquakes
26 Feb
2 days 5 hours
56 earthquakes
2 Dec
5 days 0 hours
131 earthquakes
8 Dec
19 days 5 hours
335 earthquakes
2002
S20020130.2(13.3km)
30 Jan
2 days 22 hours
52 earthquakes
S20021104.1(11.7km)
3 Nov
4 days 4 hours
118 earthquakes
3 Nov
3 days 12 hours
80 earthquakes
S20021205.1(13.6km)
5 Dec
2 days 12 hours
405 earthquakes
S20021214.1(10.0km)
13 Dec
1 day 12 hours
26 earthquakes
2003
5 Feb
1 day 18 hours
42 earthquakes
2004
S20040413.1(12.4km)
13 Apr
6 days 22 hours
457 earthquakes
16 Jul
1 day 16 hours
38 earthquakes
2005
3 Jun
2 days 8 hours
49 earthquakes
2006
18 Jun
1 day 11 hours
57 earthquakes
2007
14 Dec
22 hours
28 earthquakes
S20071231.1(13.8km)
30 Dec
3 days 10 hours
61 earthquakes
2008
S20080109.1(13.2km)
9 Jan
4 days 20 hours
89 earthquakes
3 Dec
6 days 17 hours
213 earthquakes
2009
16 Apr
5 days 18 hours
136 earthquakes
12 Sep
21 hours
24 earthquakes
16 Sep
1 day 7 hours
28 earthquakes
2011
3 May
1 day 22 hours
33 earthquakes
2013
29 Jun
3 days 16 hours
79 earthquakes
S20130713.1(13.3km)
13 Jul
19 hours
30 earthquakes
27 Sep
1 day 12 hours
28 earthquakes
23 Nov
6 days 16 hours
223 earthquakes
2014
18 Aug
1 day 15 hours
42 earthquakes
20 Aug
1 day 4 hours
40 earthquakes
2015
21 Jan
1 day 8 hours
135 earthquakes
13 Oct
1 day 20 hours
31 earthquakes
7 Nov
1 day 23 hours
85 earthquakes
2016
24 Sep
1 day 16 hours
46 earthquakes
2017
12 Jun
45 days 12 hours
1542 earthquakes
1 Aug
17 days 7 hours
784 earthquakes
20 Aug
4 days 18 hours
43 earthquakes
27 Aug
3 days 8 hours
66 earthquakes
2018
15 Feb
11 days 1 hours
728 earthquakes
2020
S20200509.3(10.8km)
9 May
2 days 5 hours
80 earthquakes
2021
27 Jun
5 days 17 hours
230 earthquakes
2022
S20220329.1(14.5km)
28 Mar
2 days 12 hours
117 earthquakes
2023
S20230207.2(14.4km)
6 Feb
2 days 9 hours
63 earthquakes
2024
S20240106.1(12.3km)
6 Jan
10 hours
35 earthquakes
23 Apr
4 days 7 hours
79 earthquakes
2025
4 Mar
12 hours
25 earthquakes
7 May
8 hours
37 earthquakes
Location:
124 km E of McCarthy, Alaska
Swarm ID:
Period:
8 Mar 2023 - 10 Mar 2023
Earthquakes:
70
No swarms nearby.
Location:
3km SE of San Jacinto, CA
Swarm ID:
Period:
5 Mar 2023 - 6 Mar 2023
Earthquakes:
25
2 swarms found nearby.
2020
S20200301.1(13.1km)
29 Feb
6 days 16 hours
67 earthquakes
2022
S20220419.1(14.7km)
18 Apr
8 days 1 hours
76 earthquakes
Location:5.1km of Tanaga volcano
105 km W of Adak, Alaska
Swarm ID:
Period:
4 Mar 2023 - 30 Apr 2023
Earthquakes:
4231
8 swarms found nearby.
2017
S20170124.1(11.8km)
23 Jan
2 days 23 hours
126 earthquakes
2022
13 Nov
1 day 7 hours
42 earthquakes
17 Nov
7 days 23 hours
341 earthquakes
12 Dec
10 days 11 hours
186 earthquakes
2023
10 Feb
2 days 6 hours
71 earthquakes
17 Feb
6 days 13 hours
309 earthquakes
28 Feb
1 day 15 hours
114 earthquakes
22 Jun
4 days 21 hours
90 earthquakes
Location:
64 km WSW of Port-Olry, Vanuatu
Swarm ID:
Period:
2 Mar 2023 - 3 Mar 2023
Earthquakes:
7
6 swarms found nearby.
2000
PS20001116.1(41.8km)
15 Nov
21 hours
10 earthquakes
2009
PS20091007.1(73.7km)
7 Oct
3 days 11 hours
48 earthquakes
2011
PS20110204.1(76.6km)
4 Feb
18 hours
6 earthquakes
2016
PS20160406.1(96.0km)
6 Apr
20 hours
6 earthquakes
PS20160415.1(66.1km)
14 Apr
1 day 6 hours
6 earthquakes
2023
PS20230109.1(38.6km)
8 Jan
1 day 8 hours
6 earthquakes
Location:
CENTRAL TURKEY
Swarm ID:
Period:
2 Mar 2023 - 18 Mar 2023
Earthquakes:
153
1 swarms found nearby.
2023
PS20230206.1(59.0km)
6 Feb
2 days 13 hours
17 earthquakes
Location:3.9km of Takawangha volcano
92 km W of Adak, Alaska
Swarm ID:
Period:
28 Feb 2023 - 1 Mar 2023
Earthquakes:
114
11 swarms found nearby.
2008
2 May
10 days 5 hours
184 earthquakes
2017
23 Jan
2 days 23 hours
126 earthquakes
2020
S20200122.2(10.5km)
22 Jan
10 days 13 hours
627 earthquakes
2021
23 Feb
1 day 16 hours
34 earthquakes
2022
13 Nov
1 day 7 hours
42 earthquakes
17 Nov
7 days 23 hours
341 earthquakes
12 Dec
10 days 11 hours
186 earthquakes
2023
10 Feb
2 days 6 hours
71 earthquakes
17 Feb
6 days 13 hours
309 earthquakes
4 Mar
57 days 17 hours
4231 earthquakes
22 Jun
4 days 21 hours
90 earthquakes
Location:
29 km E of Port Heiden, Alaska
Swarm ID:
Period:
27 Feb 2023 - 5 Mar 2023
Earthquakes:
136
3 swarms found nearby.
2023
8 Feb
1 day 18 hours
47 earthquakes
19 Feb
4 days 0 hours
64 earthquakes
20 Mar
3 days 4 hours
50 earthquakes
Location:
Sulawesi, Indonesia
Swarm ID:
Period:
27 Feb 2023 - 1 Mar 2023
Earthquakes:
48
3 swarms found nearby.
2005
PS20050124.1(62.8km)
23 Jan
4 hours
5 earthquakes
2017
PS20170529.1(43.0km)
29 May
43 minutes
7 earthquakes
2018
PS20180929.1(12.0km)
28 Sep
20 hours
5 earthquakes
Location:3.0km of Mageik volcano
86 km NNW of Karluk, Alaska
Swarm ID:
Period:
26 Jan 2023 - 15 May 2023
Earthquakes:
2489
10 swarms found nearby.
2019
VS20190905.1(14.8km)
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
VS20220922.1(12.6km)
21 Sep
1 day 4 hours
54 earthquakes
11 Nov
73 days 1 hours
1277 earthquakes
2023
17 May
2 days 18 hours
45 earthquakes
23 May
98 days 12 hours
3637 earthquakes
2 Sep
14 days 6 hours
242 earthquakes
22 Sep
8 days 4 hours
121 earthquakes
VS20231022.1(14.3km)
21 Oct
6 days 8 hours
82 earthquakes