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September2004
Daily summary 30 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 665 ⓘ[224] 1.39KT[2.03KT]
M 5.0+ 1[3] 673T[9.38KT]
All 666 ⓘ[228] 2.06KT[11KT]
30 Sep 2004 02:00:00
[29 Sep 2004 07:33:26] New swarm has started around 25km SSW of Bodfish, California
In 18 hours 26 minutes registered 28 earthquakes.
Details: S20040930.1
Daily summary 29 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 892 ⓘ[224] 2.02KT[2.03KT]
M 5.0+ 5[3] 6.49KT[9.38KT]
All 897 ⓘ[228] 8.51KT[11KT]
29 Sep 2004 04:00:00
[29 Sep 2004 03:21:38] Swarm around 10km ENE of Coso Junction, CA has ended.
In 105 hours 16 minutes registered 57 earthquakes.
Summary: S20040925.1
Daily summary 28 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 726 ⓘ[224] 2.63KT[2.03KT]
M 5.0+ 9[3] 84KT[9.38KT]
All 735 ⓘ[228] 87KT[11KT]
28 Sep 2004 19:00:00
[28 Sep 2004 11:27:20] New swarm has started around 2004 Parkfield, California Earthquake
In 7 hours 32 minutes registered 54 earthquakes.
Details: S20040928.1
28 Sep 2004 16:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
15:29:53 10.0 6.4 [60KT] south of Africa
Daily summary 27 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 452[224] 2.44KT[2.03KT]
M 5.0+ 3[3] 5.06KT[9.38KT]
All 455[228] 7.50KT[11KT]
27 Sep 2004 12:00:00
[26 Sep 2004 15:54:05] New swarm has started around 26 km NE of San Ardo, California
In 20 hours 5 minutes registered 28 earthquakes.
Details: S20040927.1
Daily summary 26 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 354[224] 1.96KT[2.03KT]
M 5.0+ 1[3] 951T[9.38KT]
All 355[228] 2.91KT[11KT]
26 Sep 2004 02:00:00
[26 Sep 2004 01:25:53] Swarm around PYRENEES has ended.
In 105 hours 37 minutes registered 49 earthquakes.
Summary: S20040922.1
Daily summary 25 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 508 ⓘ[224] 2.13KT[2.03KT]
M 5.0+ 2[3] 1.15KT[9.38KT]
All 510 ⓘ[228] 3.28KT[11KT]
25 Sep 2004 19:00:00
[24 Sep 2004 18:04:45] New swarm has started around 10km ENE of Coso Junction, CA
In 24 hours 55 minutes registered 29 earthquakes.
Details: S20040925.1
Daily summary 24 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 643 ⓘ[224] 1.39KT[2.03KT]
M 5.0+ 2[3] 21KT[9.38KT]
All 645 ⓘ[228] 22KT[11KT]
Daily summary 23 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 557 ⓘ[224] 2.77KT[2.03KT]
M 5.0+ 4[3] 13KT[9.38KT]
All 561 ⓘ[228] 16KT[11KT]
23 Sep 2004 15:00:00
[22 Sep 2004 15:07:42] New swarm has started around 28 km SSE of Morton, Washington
In 23 hours 52 minutes registered 32 earthquakes.
Details: VS20040923.1
23 Sep 2004 05:00:00
[23 Sep 2004 04:33:10] Swarm around 9km ENE of Coso Junction, CA has ended.
In 212 hours 6 minutes registered 86 earthquakes.
Summary: S20040915.1
23 Sep 2004 01:00:00
[23 Sep 2004 00:30:40] Swarm around PYRENEES has ended.
In 120 hours 39 minutes registered 158 earthquakes.
Summary: S20040918.2
Daily summary 22 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 414[224] 2.15KT[2.03KT]
M 5.0+ 2[3] 3.16KT[9.38KT]
All 416[228] 5.31KT[11KT]
22 Sep 2004 07:00:00
[21 Sep 2004 15:48:04] New swarm has started around PYRENEES
In 15 hours 11 minutes registered 27 earthquakes.
Details: S20040922.1
Daily summary 21 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 682 ⓘ[224] 3.96KT[2.03KT]
M 5.0+ 4[3] 4.87KT[9.38KT]
All 686 ⓘ[228] 8.83KT[11KT]
21 Sep 2004 22:00:00
[21 Sep 2004 21:58:12] Swarm around 31 km E of Honaunau-Napoopoo, Hawaii has ended.
In 588 hours 44 minutes registered 397 earthquakes.
Summary: VS20040829.1
Daily summary 20 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 634 ⓘ[224] 1.54KT[2.03KT]
M 5.0+ 0 ⓘ[3] 0 ⓘ[9.38KT]
All 634 ⓘ[228] 1.54KT ⓘ[11KT]
Daily summary 19 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 1079 ⓘ[224] 2.73KT[2.03KT]
M 5.0+ 6[3] 39KT[9.38KT]
All 1085 ⓘ[228] 42KT[11KT]
19 Sep 2004 21:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
20:26:04 25.0 6.2 [30KT] 91 km SE of Attu Station, Alaska
Daily summary 18 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 425[224] 2.66KT[2.03KT]
M 5.0+ 5[3] 10KT[9.38KT]
All 430[228] 12KT[11KT]
18 Sep 2004 15:00:00
[17 Sep 2004 23:51:02] New swarm has started around PYRENEES
In 15 hours 8 minutes registered 40 earthquakes.
Details: S20040918.2
18 Sep 2004 11:00:00
[17 Sep 2004 12:34:13] New swarm has started around 26 km NW of Benton, California
In 22 hours 25 minutes registered 31 earthquakes.
Details: S20040918.1
Daily summary 17 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 278[224] 3.09KT[2.03KT]
M 5.0+ 5[3] 10KT[9.38KT]
All 283[228] 13KT[11KT]
Daily summary 16 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 299[224] 2.47KT[2.03KT]
M 5.0+ 2[3] 2.38KT[9.38KT]
All 301[228] 4.84KT[11KT]
Daily summary 15 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 297[224] 2.27KT[2.03KT]
M 5.0+ 6[3] 21KT[9.38KT]
All 303[228] 23KT[11KT]
15 Sep 2004 20:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
19:10:50 115.4 6.0 [15KT] 24 km WNW of Looc, Philippines
15 Sep 2004 04:00:00
[14 Sep 2004 08:27:09] New swarm has started around 9km ENE of Coso Junction, CA
In 19 hours 32 minutes registered 25 earthquakes.
Details: S20040915.1
Daily summary 14 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 296[224] 1.52KT[2.03KT]
M 5.0+ 1[3] 2.68KT[9.38KT]
All 297[228] 4.20KT[11KT]
Daily summary 13 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 260[224] 2.22KT[2.03KT]
M 5.0+ 4[3] 30KT[9.38KT]
All 264[228] 32KT[11KT]
13 Sep 2004 04:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
03:00:12 8.0 6.1 [21KT] east of the Kuril Islands
Daily summary 12 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 264[224] 3.04KT[2.03KT]
M 5.0+ 1[3] 1.90KT[9.38KT]
All 265[228] 4.94KT[11KT]
Daily summary 11 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 226[224] 1.58KT[2.03KT]
M 5.0+ 2[3] 22KT[9.38KT]
All 228[228] 23KT[11KT]
11 Sep 2004 22:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
21:52:38 63.9 6.1 [21KT] South Sandwich Islands region
Daily summary 10 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 228[224] 1.87KT[2.03KT]
M 5.0+ 3[3] 5.61KT[9.38KT]
All 231[228] 7.48KT[11KT]
Daily summary 9 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 284[224] 3.16KT[2.03KT]
M 5.0+ 2[3] 15KT[9.38KT]
All 286[228] 18KT[11KT]
9 Sep 2004 17:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
16:33:21 25.2 6.0 [15KT] 170 km S of George Town, Cayman Islands
Daily summary 8 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 258[224] 2.97KT[2.03KT]
M 5.0+ 5[3] 38KT[9.38KT]
All 263[228] 41KT[11KT]
8 Sep 2004 15:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
14:58:25 21.2 6.1 [21KT] 130 km ESE of Shing?, Japan
Daily summary 7 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 274[224] 3.54KT[2.03KT]
M 5.0+ 10[3] 75KT[9.38KT]
All 284[228] 79KT[11KT]
7 Sep 2004 12:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
11:53:06 22.3 6.4 [60KT] 12 km SSW of San Fernando del Valle de Catamarca, Argentina
7 Sep 2004 03:00:00
[7 Sep 2004 02:55:29] Swarm around South Sandwich Islands region has ended.
In 14 hours 12 minutes registered 7 earthquakes.
Summary: PS20040906.1
Daily summary 6 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 288[224] 5.47KT ⓘ[2.03KT]
M 5.0+ 11[3] 484KT[9.38KT]
All 299[228] 490KT[11KT]
7 Sep 2004 00:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
23:29:35 10.0 6.6 [119KT] 129 km ESE of Shing?, Japan
6 Sep 2004 23:00:00
[6 Sep 2004 12:42:59] New swarm has started around South Sandwich Islands region
In 10 hours 17 minutes registered 6 earthquakes.
Details: PS20040906.1
6 Sep 2004 13:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
12:42:59 10.0 6.9 [337KT] South Sandwich Islands region
Daily summary 5 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 284[224] 6.45KT ⓘ[2.03KT]
M 5.0+ 7[3] 2.94MT ⓘ[9.38KT]
All 291[228] 2.95MT ⓘ[11KT]
5 Sep 2004 21:00:00
[5 Sep 2004 20:30:59] Swarm around 102 km SE of Shing?, Japan has ended.
In 10 hours 23 minutes registered 7 earthquakes.
Summary: PS20040905.1
5 Sep 2004 16:00:00
[5 Sep 2004 10:07:07] New swarm has started around 102 km SE of Shing?, Japan
In 5 hours 52 minutes registered 6 earthquakes.
Details: PS20040905.1
5 Sep 2004 15:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
14:57:18 10.0 7.4 [1.90MT] 118 km ESE of Shing?, Japan
14:57:32 15.0 6.5 [84KT] 119 km ESE of Shing?, Japan
5 Sep 2004 11:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
10:07:07 14.0 7.2 [951KT] 94 km SE of Shing?, Japan
Daily summary 4 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 218[224] 2.59KT[2.03KT]
M 5.0+ 5[3] 18KT[9.38KT]
All 223[228] 20KT[11KT]
4 Sep 2004 21:00:00
[4 Sep 2004 20:24:07] Swarm around 77 km ENE of Hihifo, Tonga has ended.
In 32 hours 7 minutes registered 6 earthquakes.
Summary: PS20040904.1
4 Sep 2004 07:00:00
[3 Sep 2004 12:16:49] New swarm has started around 77 km ENE of Hihifo, Tonga
In 18 hours 43 minutes registered 5 earthquakes.
Details: PS20040904.1
Daily summary 3 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 210[224] 1.79KT[2.03KT]
M 5.0+ 5[3] 40KT[9.38KT]
All 215[228] 42KT[11KT]
3 Sep 2004 20:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
19:04:47 10.0 6.2 [30KT] 91 km NNE of Hihifo, Tonga
Daily summary 2 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 231[224] 1.64KT[2.03KT]
M 5.0+ 1[3] 476T[9.38KT]
All 232[228] 2.12KT[11KT]
2 Sep 2004 10:00:00
[2 Sep 2004 09:48:35] Swarm around 55 km SSE of Mammoth, Wyoming has ended.
In 34 hours 15 minutes registered 27 earthquakes.
Summary: SVS20040901.1
Daily summary 1 Sep 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 311[224] 1.85KT[2.03KT]
M 5.0+ 7[3] 19KT[9.38KT]
All 318[228] 21KT[11KT]
1 Sep 2004 20:00:00
[31 Aug 2004 23:32:45] New swarm has started around 55 km SSE of Mammoth, Wyoming
In 20 hours 27 minutes registered 24 earthquakes.
Details: SVS20040901.1
30 September 2004
Time Mag [TNT] Depth Location
16:48:11 5.1 [673T] 33
Kermadec Islands region
29 September 2004
Time Mag [TNT] Depth Location
22:54:54 5.0 [476T] 2
25km SSW of Bodfish, California
18:38:11 5.2 [951T] 27
48 km NNE of Segunda Jerusalén - Azunguillo, Peru
17:10:04 5.0 [476T] 10
8 km NW of Parkfield, California
14:57:56 5.4 [1.90KT] 63
65 km NW of Insrom, Indonesia
02:00:58 5.5 [2.68KT] 50
South Sandwich Islands region
28 September 2004
Time Mag [TNT] Depth Location
21:32:18 5.8 [7.56KT] 27
21 km WNW of Atiquipa, Peru
19:25:02 5.3 [1.34KT] 10
south of Africa
18:28:03 5.3 [1.34KT] 45
53 km ESE of Adak, Alaska
17:15:24 5.9 [10KT] 8
2004 Parkfield, California Earthquake
15:29:53 6.4 [60KT] 10
south of Africa
13:43:26 5.2 [951T] 10
southern Mid-Atlantic Ridge
13:39:50 5.1 [673T] 10
southern Mid-Atlantic Ridge
10:43:43 5.2 [951T] 47
Izu Islands, Japan region
10:41:50 5.3 [1.34KT] 43
Izu Islands, Japan region
27 September 2004
Time Mag [TNT] Depth Location
22:58:24 5.5 [2.68KT] 32
40 km NNW of Valparaíso, Chile
19:46:25 5.4 [1.90KT] 10
110 km WNW of Rabaul, Papua New Guinea
17:05:37 5.0 [476T] 13
176 km NE of Shi Yomi, India
26 September 2004
Time Mag [TNT] Depth Location
15:24:06 5.2 [951T] 27
221 km NNE of Palu, Indonesia
25 September 2004
Time Mag [TNT] Depth Location
16:04:16 5.1 [673T] 86
47 km SSW of Singaparna, Indonesia
02:14:15 5.0 [476T] 130
73 km S of Gorontalo, Indonesia
24 September 2004
Time Mag [TNT] Depth Location
14:43:11 5.9 [10KT] 10
81 km WSW of Bahía de Kino, Mexico
10:34:53 5.9 [10KT] 10
central Mid-Atlantic Ridge
23 September 2004
Time Mag [TNT] Depth Location
19:24:30 5.2 [951T] 59
107 km ESE of Saipan, Northern Mariana Islands
18:52:14 5.0 [476T] 107
167 km ENE of Taltal, Chile
10:08:28 5.9 [10KT] 18
168 km SSE of Alo, Wallis and Futuna
01:55:23 5.3 [1.34KT] 20
127 km SSW of Itoman, Japan
22 September 2004
Time Mag [TNT] Depth Location
20:50:00 5.5 [2.68KT] 10
South Sandwich Islands region
15:53:11 5.0 [476T] 88
235 km NNW of Tobelo, Indonesia
21 September 2004
Time Mag [TNT] Depth Location
17:55:50 5.3 [1.34KT] 10
southeast of Easter Island
17:43:44 5.1 [673T] 49
south of the Fiji Islands
11:06:41 5.4 [1.90KT] 10
southeast of Easter Island
02:47:43 5.2 [951T] 10
south of Africa
19 September 2004
Time Mag [TNT] Depth Location
23:24:19 5.4 [1.90KT] 10
258 km NNE of Port Mathurin, Mauritius
22:59:54 5.5 [2.68KT] 114
133 km NW of Sola, Vanuatu
20:26:04 6.2 [30KT] 25
91 km SE of Attu Station, Alaska
11:32:15 5.0 [476T] 38
113 km SSW of Dompu, Indonesia
04:09:38 5.6 [3.79KT] 138
south of the Kermadec Islands
01:47:07 5.1 [673T] 66
141 km SSW of Kokopo, Papua New Guinea
18 September 2004
Time Mag [TNT] Depth Location
23:43:41 5.3 [1.34KT] 0
27 km NW of Benton, California
23:02:17 5.4 [1.90KT] 3
27 km NW of Benton, California
14:55:45 5.2 [951T] 63
109 km WNW of Sola, Vanuatu
14:37:06 5.1 [673T] 35
21 km SSE of Nabire, Indonesia
07:07:48 5.7 [5.35KT] 10
North Atlantic Ocean
17 September 2004
Time Mag [TNT] Depth Location
23:43:21 5.2 [951T] 10
9 km ENE of Ramón F. Balboa, Mexico
14:08:05 5.4 [1.90KT] 10
Reykjanes Ridge
11:25:48 5.7 [5.35KT] 15
56 km SSE of Pyapon, Myanmar
07:07:23 5.2 [951T] 10
Reykjanes Ridge
05:37:05 5.2 [951T] 10
Reykjanes Ridge
16 September 2004
Time Mag [TNT] Depth Location
14:48:51 5.4 [1.90KT] 28
51 km SW of Islay (Matarani), Peru
10:25:21 5.0 [476T] 55
south of the Kermadec Islands
15 September 2004
Time Mag [TNT] Depth Location
20:00:03 5.1 [673T] 42
east of the Kuril Islands
19:45:42 5.5 [2.68KT] 82
3 km SSE of Sapu Padidu, Philippines
19:10:50 6.0 [15KT] 115
24 km WNW of Looc, Philippines
08:40:51 5.1 [673T] 31
192 km N of Sola, Vanuatu
08:35:10 5.4 [1.90KT] 98
13 km ENE of Nusa Dua, Indonesia
04:56:32 5.0 [476T] 34
near the coast of central Peru
14 September 2004
Time Mag [TNT] Depth Location
20:15:16 5.5 [2.68KT] 15
105 km ENE of Kinablangan, Philippines
13 September 2004
Time Mag [TNT] Depth Location
22:29:30 5.6 [3.79KT] 10
149 km S of ‘Ohonua, Tonga
17:15:05 5.3 [1.34KT] 10
northern Mid-Atlantic Ridge
03:00:12 6.1 [21KT] 8
east of the Kuril Islands
02:39:03 5.6 [3.79KT] 11
Mid-Indian Ridge
12 September 2004
Time Mag [TNT] Depth Location
14:24:37 5.4 [1.90KT] 5
58 km E of Machalí, Chile
11 September 2004
Time Mag [TNT] Depth Location
23:43:30 5.2 [951T] 10
Kermadec Islands, New Zealand
21:52:38 6.1 [21KT] 63
South Sandwich Islands region
10 September 2004
Time Mag [TNT] Depth Location
10:44:17 5.3 [1.34KT] 44
25 km SW of Angol, Chile
04:22:10 5.0 [476T] 51
48 km E of Shizunai-furukawach?, Japan
02:05:57 5.6 [3.79KT] 10
88 km SSE of Shing?, Japan
9 September 2004
Time Mag [TNT] Depth Location
16:33:21 6.0 [15KT] 25
170 km S of George Town, Cayman Islands
13:10:31 5.0 [476T] 45
185 km ESE of Hihifo, Tonga
8 September 2004
Time Mag [TNT] Depth Location
15:40:23 5.6 [3.79KT] 10
southern Mid-Atlantic Ridge
14:58:25 6.1 [21KT] 21
130 km ESE of Shing?, Japan
14:40:10 5.4 [1.90KT] 23
146 km SE of Shing?, Japan
11:00:18 5.9 [10KT] 12
97 km NNE of Hihifo, Tonga
08:16:01 5.1 [673T] 31
78 km WSW of San Antonio, Chile
7 September 2004
Time Mag [TNT] Depth Location
18:36:20 5.6 [3.79KT] 10
116 km ESE of Shing?, Japan
12:33:56 5.7 [5.35KT] 16
70 km SW of San Antonio, Chile
12:15:49 5.2 [951T] 10
107 km WNW of Mawu, China
11:53:06 6.4 [60KT] 22
12 km SSW of San Fernando del Valle de Catamarca, Argentina
10:57:39 5.2 [951T] 36
85 km WSW of San Antonio, Chile
09:21:39 5.0 [476T] 101
50 km SSE of Kokopo, Papua New Guinea
07:04:10 5.2 [951T] 35
9 km SW of Mabay, Philippines
06:10:02 5.1 [673T] 10
126 km ESE of Shing?, Japan
03:23:02 5.2 [951T] 59
152 km SSW of Padangsidempuan, Indonesia
02:55:29 5.3 [1.34KT] 10
South Sandwich Islands region
6 September 2004
Time Mag [TNT] Depth Location
23:29:35 6.6 [119KT] 10
129 km ESE of Shing?, Japan
21:18:29 5.6 [3.79KT] 10
South Sandwich Islands region
21:17:36 5.6 [3.79KT] 10
South Sandwich Islands region
20:43:02 5.1 [673T] 14
122 km NNE of Vieques, Puerto Rico
20:07:23 5.0 [476T] 10
South Sandwich Islands region
16:04:57 5.4 [1.90KT] 29
108 km S of Lata, Solomon Islands
16:01:18 5.2 [951T] 82
26 km S of Bengkulu, Indonesia
15:31:37 5.5 [2.68KT] 47
15 km ENE of Tandag, Philippines
14:41:00 5.7 [5.35KT] 10
South Sandwich Islands region
14:17:19 5.8 [7.56KT] 10
South Sandwich Islands region
12:42:59 6.9 [337KT] 10
South Sandwich Islands region
5 September 2004
Time Mag [TNT] Depth Location
20:30:59 5.7 [5.35KT] 10
93 km SE of Shing?, Japan
14:57:32 6.5 [84KT] 15
119 km ESE of Shing?, Japan
14:57:18 7.4 [1.90MT] 10
118 km ESE of Shing?, Japan
13:25:45 5.1 [673T] 10
63 km SE of Shing?, Japan
10:35:51 5.3 [1.34KT] 10
Reykjanes Ridge
10:17:33 5.1 [673T] 10
118 km SE of Shing?, Japan
10:07:07 7.2 [951KT] 14
94 km SE of Shing?, Japan
4 September 2004
Time Mag [TNT] Depth Location
23:56:35 5.9 [10KT] 10
156 km ENE of Tadine, New Caledonia
20:24:07 5.7 [5.35KT] 10
137 km NNE of Hihifo, Tonga
09:46:57 5.1 [673T] 78
13 km ENE of La Paz, Philippines
09:23:06 5.2 [951T] 83
35 km ENE of Bacolod, Philippines
08:58:47 5.0 [476T] 40
57 km SW of Port-Vila, Vanuatu
3 September 2004
Time Mag [TNT] Depth Location
23:18:16 5.6 [3.79KT] 10
106 km NNE of Hihifo, Tonga
19:04:47 6.2 [30KT] 10
91 km NNE of Hihifo, Tonga
14:53:20 5.3 [1.34KT] 24
107 km NNE of Hihifo, Tonga
12:16:49 5.6 [3.79KT] 10
95 km NNE of Hihifo, Tonga
09:25:02 5.4 [1.90KT] 536
170 km ESE of Labasa, Fiji
2 September 2004
Time Mag [TNT] Depth Location
01:24:39 5.0 [476T] 119
143 km WNW of Panguna, Papua New Guinea
1 September 2004
Time Mag [TNT] Depth Location
15:13:38 5.8 [7.56KT] 10
Macquarie Island region
13:18:51 5.4 [1.90KT] 149
78 km SE of Gorontalo, Indonesia
12:02:34 5.4 [1.90KT] 61
Alamagan region, Northern Mariana Islands
11:07:28 5.2 [951T] 29
Mariana Islands region
11:07:24 5.2 [951T] 51
75 km NE of Naze, Japan
04:55:28 5.2 [951T] 10
west of Macquarie Island
02:49:28 5.7 [5.35KT] 34
65 km E of Iwaki, Japan
16 earthquake swarms were detected.
Location:
3 km NE of Lizoáin, Spain
Swarm ID:
Period:
30 Sep 2004 - 2 Oct 2004
Earthquakes:
26
3 swarms found nearby.
2004
17 Sep
5 days 0 hours
158 earthquakes
2009
27 Jun
9 days 14 hours
198 earthquakes
11 Jul
2 days 0 hours
55 earthquakes
Location:
25km SSW of Bodfish, California
Swarm ID:
Period:
29 Sep 2004 - 5 Oct 2004
Earthquakes:
119
4 swarms found nearby.
2001
28 Feb
5 days 20 hours
74 earthquakes
2003
2 Jan
13 days 17 hours
222 earthquakes
24 Jan
14 days 12 hours
233 earthquakes
S20031208.1(10.5km)
8 Dec
1 day 12 hours
46 earthquakes
Location:
2004 Parkfield, California Earthquake
Swarm ID:
Period:
28 Sep 2004 - 3 Oct 2004
Earthquakes:
136
1 swarms found nearby.
2004
26 Sep
82 days 21 hours
2543 earthquakes
Location:
26 km NE of San Ardo, California
Swarm ID:
Period:
26 Sep 2004 - 18 Dec 2004
Earthquakes:
2543
1 swarms found nearby.
2004
28 Sep
4 days 14 hours
136 earthquakes
Location:
10km ENE of Coso Junction, CA
Swarm ID:
Period:
24 Sep 2004 - 29 Sep 2004
Earthquakes:
57
58 swarms found nearby.
2000
28 Mar
9 days 13 hours
115 earthquakes
10 Sep
9 days 14 hours
140 earthquakes
20 Sep
15 days 13 hours
274 earthquakes
2001
7 Apr
1 day 16 hours
29 earthquakes
23 Apr
8 days 21 hours
256 earthquakes
9 Jun
4 days 3 hours
51 earthquakes
14 Jul
67 days 13 hours
5060 earthquakes
2002
6 Sep
2 days 1 hours
31 earthquakes
2004
24 Feb
1 day 20 hours
36 earthquakes
28 Jun
3 days 22 hours
108 earthquakes
11 Jul
17 days 11 hours
158 earthquakes
6 Aug
8 days 18 hours
101 earthquakes
14 Sep
8 days 20 hours
86 earthquakes
1 Dec
2 days 18 hours
36 earthquakes
2005
25 Sep
1 day 9 hours
41 earthquakes
2006
S20060104.1(12.8km)
3 Jan
2 days 16 hours
37 earthquakes
23 Mar
4 days 11 hours
67 earthquakes
12 Jul
6 days 5 hours
67 earthquakes
12 Aug
8 days 13 hours
97 earthquakes
S20060824.1(10.2km)
23 Aug
8 days 12 hours
89 earthquakes
S20061127.1(13.8km)
27 Nov
7 days 11 hours
109 earthquakes
2009
S20091231.1(13.4km)
31 Dec
1 day 18 hours
54 earthquakes
2010
13 Jan
11 days 8 hours
443 earthquakes
1 Mar
5 days 11 hours
44 earthquakes
23 Apr
2 days 15 hours
41 earthquakes
S20101024.1(13.1km)
23 Oct
7 days 5 hours
92 earthquakes
25 Nov
1 day 13 hours
36 earthquakes
2012
6 Jan
2 days 18 hours
48 earthquakes
S20121024.1(12.8km)
23 Oct
6 days 5 hours
80 earthquakes
26 Nov
24 days 0 hours
802 earthquakes
2013
20 Mar
4 days 15 hours
80 earthquakes
5 Apr
3 days 20 hours
59 earthquakes
10 Jun
3 days 18 hours
43 earthquakes
2014
20 Mar
1 day 19 hours
35 earthquakes
2015
8 Jun
1 day 13 hours
31 earthquakes
2016
30 Mar
1 day 14 hours
27 earthquakes
20 Aug
2 days 0 hours
37 earthquakes
5 Dec
6 days 9 hours
75 earthquakes
2017
20 May
1 day 16 hours
35 earthquakes
8 Jun
3 days 3 hours
52 earthquakes
2018
S20181130.1(12.7km)
29 Nov
2 days 17 hours
51 earthquakes
2019
17 Mar
4 days 6 hours
102 earthquakes
S20190511.1(10.7km)
10 May
5 days 12 hours
90 earthquakes
20 Jul
9 days 5 hours
474 earthquakes
16 Nov
3 days 4 hours
90 earthquakes
30 Nov
27 days 2 hours
353 earthquakes
2020
7 Jan
11 days 11 hours
163 earthquakes
S20200228.1(11.9km)
27 Feb
7 days 2 hours
113 earthquakes
6 Mar
10 days 22 hours
145 earthquakes
23 Mar
6 days 13 hours
82 earthquakes
8 May
3 days 23 hours
49 earthquakes
S20200604.2(14.4km)
3 Jun
5 days 19 hours
148 earthquakes
2021
12 Feb
1 day 17 hours
29 earthquakes
S20210412.1(13.3km)
11 Apr
2 days 3 hours
33 earthquakes
15 Jun
4 days 20 hours
83 earthquakes
29 Oct
3 days 9 hours
48 earthquakes
18 Dec
13 days 0 hours
143 earthquakes
2024
15 Apr
2 days 15 hours
51 earthquakes
Location:0.8km of St. Helens volcano
28 km SSE of Morton, Washington
Swarm ID:
Period:
22 Sep 2004 - 17 Oct 2004
Earthquakes:
2267
10 swarms found nearby.
2000
5 Nov
2 days 9 hours
45 earthquakes
2004
23 Oct
258 days 6 hours
5484 earthquakes
2005
19 Jul
53 days 4 hours
548 earthquakes
2008
17 Jan
3 days 11 hours
63 earthquakes
2011
29 Jan
2 days 1 hours
31 earthquakes
14 Feb
3 days 21 hours
85 earthquakes
2018
1 Jan
23 hours
24 earthquakes
3 Jan
2 days 12 hours
81 earthquakes
6 May
7 days 23 hours
91 earthquakes
2019
12 Mar
36 minutes
24 earthquakes
Location:
PYRENEES
Swarm ID:
Period:
21 Sep 2004 - 26 Sep 2004
Earthquakes:
49
No swarms nearby.
Location:
PYRENEES
Swarm ID:
Period:
17 Sep 2004 - 23 Sep 2004
Earthquakes:
158
3 swarms found nearby.
2004
30 Sep
1 day 11 hours
26 earthquakes
2009
27 Jun
9 days 14 hours
198 earthquakes
11 Jul
2 days 0 hours
55 earthquakes
Location:
26 km NW of Benton, California
Swarm ID:
Period:
17 Sep 2004 - 24 Nov 2004
Earthquakes:
4783
7 swarms found nearby.
2001
S20010320.1(12.1km)
20 Mar
6 days 14 hours
96 earthquakes
2015
4 May
2 days 22 hours
111 earthquakes
9 May
2 days 3 hours
35 earthquakes
2017
S20171020.1(13.1km)
19 Oct
2 days 13 hours
33 earthquakes
2018
7 Dec
1 day 2 hours
33 earthquakes
17 Dec
2 days 9 hours
44 earthquakes
2020
11 Apr
33 days 8 hours
1019 earthquakes
Location:
9km ENE of Coso Junction, CA
Swarm ID:
Period:
14 Sep 2004 - 23 Sep 2004
Earthquakes:
86
62 swarms found nearby.
2000
28 Mar
9 days 13 hours
115 earthquakes
10 Sep
9 days 14 hours
140 earthquakes
20 Sep
15 days 13 hours
274 earthquakes
2001
7 Apr
1 day 16 hours
29 earthquakes
23 Apr
8 days 21 hours
256 earthquakes
9 Jun
4 days 3 hours
51 earthquakes
14 Jul
67 days 13 hours
5060 earthquakes
2002
6 Sep
2 days 1 hours
31 earthquakes
2004
24 Feb
1 day 20 hours
36 earthquakes
28 Jun
3 days 22 hours
108 earthquakes
11 Jul
17 days 11 hours
158 earthquakes
6 Aug
8 days 18 hours
101 earthquakes
24 Sep
4 days 9 hours
57 earthquakes
1 Dec
2 days 18 hours
36 earthquakes
2005
25 Sep
1 day 9 hours
41 earthquakes
2006
S20060104.1(14.8km)
3 Jan
2 days 16 hours
37 earthquakes
23 Mar
4 days 11 hours
67 earthquakes
12 Jul
6 days 5 hours
67 earthquakes
S20060813.1(12.7km)
12 Aug
8 days 13 hours
97 earthquakes
S20060824.1(11.2km)
23 Aug
8 days 12 hours
89 earthquakes
S20061127.1(14.9km)
27 Nov
7 days 11 hours
109 earthquakes
2009
S20091231.1(11.8km)
31 Dec
1 day 18 hours
54 earthquakes
2010
13 Jan
11 days 8 hours
443 earthquakes
1 Mar
5 days 11 hours
44 earthquakes
23 Apr
2 days 15 hours
41 earthquakes
S20101019.1(12.5km)
18 Oct
2 days 0 hours
40 earthquakes
23 Oct
7 days 5 hours
92 earthquakes
25 Nov
1 day 13 hours
36 earthquakes
2011
S20110728.1(14.1km)
28 Jul
2 days 6 hours
40 earthquakes
2012
6 Jan
2 days 18 hours
48 earthquakes
S20121024.1(14.9km)
23 Oct
6 days 5 hours
80 earthquakes
26 Nov
24 days 0 hours
802 earthquakes
2013
20 Mar
4 days 15 hours
80 earthquakes
5 Apr
3 days 20 hours
59 earthquakes
10 Jun
3 days 18 hours
43 earthquakes
2014
20 Mar
1 day 19 hours
35 earthquakes
2015
S20150608.1(12.3km)
8 Jun
1 day 13 hours
31 earthquakes
2016
30 Mar
1 day 14 hours
27 earthquakes
20 Aug
2 days 0 hours
37 earthquakes
5 Dec
6 days 9 hours
75 earthquakes
2017
20 May
1 day 16 hours
35 earthquakes
8 Jun
3 days 3 hours
52 earthquakes
2018
S20181130.1(12.0km)
29 Nov
2 days 17 hours
51 earthquakes
2019
17 Mar
4 days 6 hours
102 earthquakes
S20190511.1(14.5km)
10 May
5 days 12 hours
90 earthquakes
S20190706.2(13.8km)
5 Jul
12 days 23 hours
643 earthquakes
20 Jul
9 days 5 hours
474 earthquakes
S20190821.1(14.5km)
20 Aug
3 days 6 hours
383 earthquakes
S20191018.2(14.8km)
17 Oct
21 days 21 hours
614 earthquakes
16 Nov
3 days 4 hours
90 earthquakes
30 Nov
27 days 2 hours
353 earthquakes
2020
7 Jan
11 days 11 hours
163 earthquakes
27 Feb
7 days 2 hours
113 earthquakes
S20200307.1(11.2km)
6 Mar
10 days 22 hours
145 earthquakes
S20200324.1(10.7km)
23 Mar
6 days 13 hours
82 earthquakes
S20200423.1(13.6km)
22 Apr
2 days 13 hours
45 earthquakes
8 May
3 days 23 hours
49 earthquakes
2021
S20210213.1(12.2km)
12 Feb
1 day 17 hours
29 earthquakes
15 Jun
4 days 20 hours
83 earthquakes
29 Oct
3 days 9 hours
48 earthquakes
S20211219.1(10.9km)
18 Dec
13 days 0 hours
143 earthquakes
2024
S20240416.2(12.5km)
15 Apr
2 days 15 hours
51 earthquakes
Location:
South Sandwich Islands region
Swarm ID:
Period:
6 Sep 2004 - 7 Sep 2004
Earthquakes:
7
2 swarms found nearby.
2014
PS20140629.1(34.4km)
29 Jun
9 hours
11 earthquakes
S20140629.1(47.6km)
29 Jun
2 days 22 hours
49 earthquakes
Location:
102 km SE of Shing?, Japan
Swarm ID:
Period:
5 Sep 2004 - 5 Sep 2004
Earthquakes:
7
No swarms nearby.
Location:
77 km ENE of Hihifo, Tonga
Swarm ID:
Period:
3 Sep 2004 - 4 Sep 2004
Earthquakes:
6
7 swarms found nearby.
2007
PS20071102.1(15.0km)
2 Nov
2 hours
5 earthquakes
2009
PS20090306.1(16.6km)
6 Mar
13 hours
5 earthquakes
PS20090929.1(24.6km)
29 Sep
2 days 19 hours
35 earthquakes
PS20090929.4(54.9km)
29 Sep
5 hours
11 earthquakes
2015
PS20150330.2(52.6km)
30 Mar
10 hours
6 earthquakes
2017
4 Nov
7 hours
5 earthquakes
2026
PS20260322.1(43.7km)
22 Mar
1 day 5 hours
8 earthquakes
Location:
55 km SSE of Mammoth, Wyoming
Swarm ID:
Period:
31 Aug 2004 - 2 Sep 2004
Earthquakes:
27
10 swarms found nearby.
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
31 Dec
4 hours
57 earthquakes
2020
1 Dec
2 days 8 hours
114 earthquakes
2021
15 Jul
7 days 4 hours
820 earthquakes
2023
29 Mar
2 days 6 hours
110 earthquakes
Location:4.0km of Mauna Loa volcano
31 km E of Honaunau-Napoopoo, Hawaii
Swarm ID:
Period:
28 Aug 2004 - 21 Sep 2004
Earthquakes:
397
16 swarms found nearby.
2004
11 Oct
19 days 12 hours
360 earthquakes
9 Nov
24 days 3 hours
334 earthquakes
14 Dec
15 days 10 hours
342 earthquakes
2015
1 May
6 days 18 hours
118 earthquakes
23 Jul
23 hours
34 earthquakes
2016
3 Jul
6 days 16 hours
84 earthquakes
2017
7 Apr
4 days 14 hours
129 earthquakes
VS20170416.1(11.8km)
15 Apr
1 day 20 hours
56 earthquakes
2020
4 Dec
5 days 13 hours
110 earthquakes
2021
28 Feb
4 days 16 hours
47 earthquakes
29 Mar
8 days 10 hours
279 earthquakes
7 Apr
12 days 0 hours
300 earthquakes
2022
3 Feb
5 days 5 hours
170 earthquakes
2 Aug
3 days 9 hours
131 earthquakes
23 Sep
14 days 19 hours
375 earthquakes
VS20221128.1(11.4km)
27 Nov
11 days 2 hours
416 earthquakes
Location:
8 km WSW of Oak Shores, California
Swarm ID:
Period:
13 Jul 2004 - 7 Oct 2004
Earthquakes:
888
11 swarms found nearby.
2003
22 Dec
37 days 3 hours
2456 earthquakes
22 Dec
15 days 17 hours
643 earthquakes
23 Dec
2 days 19 hours
170 earthquakes
2004
7 Jan
11 days 2 hours
217 earthquakes
31 Jan
9 days 8 hours
199 earthquakes
4 Feb
2 days 23 hours
57 earthquakes
3 Mar
8 days 3 hours
172 earthquakes
25 Apr
19 days 16 hours
216 earthquakes
27 May
2 days 11 hours
49 earthquakes
2005
S20050427.1(10.8km)
26 Apr
3 days 20 hours
44 earthquakes
2025
18 Nov
2 days 18 hours
43 earthquakes