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April2004
Daily summary 30 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 367[224] 2.42KT[2.03KT]
M 5.0+ 1[3] 673T[9.38KT]
All 368[228] 3.10KT[11KT]
Daily summary 29 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 263[224] 3.15KT[2.03KT]
M 5.0+ 5[3] 34KT[9.38KT]
All 268[228] 37KT[11KT]
29 Apr 2004 01:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
00:57:21 10.0 6.2 [30KT] 49 km SW of La Cruz, Costa Rica
Daily summary 28 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 262[224] 2.79KT[2.03KT]
M 5.0+ 5[3] 12KT[9.38KT]
All 267[228] 15KT[11KT]
Daily summary 27 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 306[224] 3.71KT[2.03KT]
M 5.0+ 3[3] 16KT[9.38KT]
All 309[228] 19KT[11KT]
28 Apr 2004 00:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
23:28:18 10.0 6.0 [15KT] 59 km W of Port-Vila, Vanuatu
Daily summary 26 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 291[224] 2.53KT[2.03KT]
M 5.0+ 2[3] 8.51KT[9.38KT]
All 293[228] 11KT[11KT]
Daily summary 25 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 268[224] 2.47KT[2.03KT]
M 5.0+ 3[3] 9.93KT[9.38KT]
All 271[228] 12KT[11KT]
26 Apr 2004 00:00:00
[25 Apr 2004 00:33:45] New swarm has started around 14 km S of Lake Nacimiento, California
In 23 hours 26 minutes registered 24 earthquakes.
Details: S20040425.1
Daily summary 24 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 296[224] 4.03KT[2.03KT]
M 5.0+ 6[3] 35KT[9.38KT]
All 302[228] 39KT[11KT]
24 Apr 2004 08:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
07:44:11 8.0 6.1 [21KT] 64 km SSE of ‘Ohonua, Tonga
Daily summary 23 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 234[224] 2.09KT[2.03KT]
M 5.0+ 1[3] 169KT[9.38KT]
All 235[228] 171KT[11KT]
23 Apr 2004 02:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
01:50:30 65.8 6.7 [169KT] 105 km WNW of Naisano Dua, Indonesia
Daily summary 22 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 260[224] 5.16KT ⓘ[2.03KT]
M 5.0+ 10[3] 43KT[9.38KT]
All 270[228] 48KT[11KT]
22 Apr 2004 15:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
14:16:07 35.0 6.0 [15KT] 153 km SSW of Lorengau, Papua New Guinea
22 Apr 2004 13:00:00
[22 Apr 2004 12:52:51] Swarm around 48 km WNW of Port-Vila, Vanuatu has ended.
In 9 hours 47 minutes registered 7 earthquakes.
Summary: PS20040422.1
22 Apr 2004 12:00:00
[22 Apr 2004 11:36:30] Swarm around 10 km W of Templeton, California has ended.
In 440 hours 1 minute registered 226 earthquakes.
Summary: S20040405.1
22 Apr 2004 12:00:00
[22 Apr 2004 03:05:40] New swarm has started around 48 km WNW of Port-Vila, Vanuatu
In 8 hours 54 minutes registered 5 earthquakes.
Details: PS20040422.1
22 Apr 2004 11:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
10:11:12 10.0 6.0 [15KT] 48 km WNW of Port-Vila, Vanuatu
Daily summary 21 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 313[224] 2.78KT[2.03KT]
M 5.0+ 2[3] 1.63KT[9.38KT]
All 315[228] 4.41KT[11KT]
Daily summary 20 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 274[224] 2.54KT[2.03KT]
M 5.0+ 4[3] 4.95KT[9.38KT]
All 278[228] 7.49KT[11KT]
20 Apr 2004 05:00:00
[20 Apr 2004 04:46:16] Swarm around 16 km NE of West Yellowstone, Montana has ended.
In 166 hours 15 minutes registered 457 earthquakes.
Summary: S20040413.1
Daily summary 19 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 263[224] 1.77KT[2.03KT]
M 5.0+ 2[3] 4.46KT[9.38KT]
All 265[228] 6.23KT[11KT]
Daily summary 18 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 264[224] 1.76KT[2.03KT]
M 5.0+ 1[3] 476T[9.38KT]
All 265[228] 2.23KT[11KT]
Daily summary 17 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 294[224] 3.35KT[2.03KT]
M 5.0+ 11[3] 29KT[9.38KT]
All 305[228] 32KT[11KT]
Daily summary 16 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 277[224] 2.21KT[2.03KT]
M 5.0+ 7[3] 44KT[9.38KT]
All 284[228] 47KT[11KT]
16 Apr 2004 22:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
21:57:05 44.5 6.0 [15KT] southern Sumatra, Indonesia
16 Apr 2004 17:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
16:58:36 10.0 6.0 [15KT] south of Tonga
Daily summary 15 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 266[224] 3.71KT[2.03KT]
M 5.0+ 8[3] 53KT[9.38KT]
All 274[228] 56KT[11KT]
15 Apr 2004 21:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
20:06:55 10.0 6.3 [42KT] 41 km ENE of Isangel, Vanuatu
Daily summary 14 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 593 ⓘ[224] 2.48KT[2.03KT]
M 5.0+ 4[3] 65KT[9.38KT]
All 597 ⓘ[228] 68KT[11KT]
15 Apr 2004 00:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
23:07:39 12.200001 6.0 [15KT] 38 km ENE of Olonkinbyen, Svalbard and Jan Mayen
14 Apr 2004 02:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
01:33:05 143.5 6.0 [15KT] 107 km NW of Neiafu, Tonga
01:54:09 51.3 6.2 [30KT] 112 km S of Ust’-Kamchatsk Staryy, Russia
Daily summary 13 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 394[224] 2.51KT[2.03KT]
M 5.0+ 3[3] 4.70KT[9.38KT]
All 397[228] 7.21KT[11KT]
13 Apr 2004 19:00:00
[13 Apr 2004 06:30:49] New swarm has started around 16 km NE of West Yellowstone, Montana
In 12 hours 29 minutes registered 49 earthquakes.
Details: S20040413.1
Daily summary 12 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 253[224] 1.79KT[2.03KT]
M 5.0+ 2[3] 1.15KT[9.38KT]
All 255[228] 2.94KT[11KT]
Daily summary 11 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 277[224] 1.68KT[2.03KT]
M 5.0+ 2[3] 51KT[9.38KT]
All 279[228] 53KT[11KT]
11 Apr 2004 19:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
18:06:12 41.8 6.1 [21KT] 38 km E of Kushiro, Japan
11 Apr 2004 08:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
07:37:29 20.0 6.2 [30KT] 139 km SSW of Abepura, Indonesia
Daily summary 10 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 302[224] 3.99KT[2.03KT]
M 5.0+ 9[3] 18KT[9.38KT]
All 311[228] 22KT[11KT]
11 Apr 2004 00:00:00
[10 Apr 2004 04:54:04] New swarm has started around south of the Fiji Islands
In 19 hours 5 minutes registered 5 earthquakes.
Details: PS20040410.1
10 Apr 2004 23:00:00
[10 Apr 2004 22:03:43] Swarm around south of the Fiji Islands has ended.
In 17 hours 9 minutes registered 5 earthquakes.
Summary: PS20040410.1
Daily summary 9 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 254[224] 1.13KT[2.03KT]
M 5.0+ 2[3] 87KT[9.38KT]
All 256[228] 88KT[11KT]
9 Apr 2004 16:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
15:23:35 228.4 6.5 [84KT] 86 km NNW of Sola, Vanuatu
Daily summary 8 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 280[224] 3.84KT[2.03KT]
M 5.0+ 3[3] 63KT[9.38KT]
All 283[228] 67KT[11KT]
8 Apr 2004 08:00:00
[8 Apr 2004 07:55:08] Swarm around EASTERN TURKEY has ended.
In 171 hours 15 minutes registered 86 earthquakes.
Summary: S20040401.1
8 Apr 2004 05:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
04:57:50 10.0 6.4 [60KT] West Chile Rise
Daily summary 7 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 235[224] 1.53KT[2.03KT]
M 5.0+ 5[3] 5.65KT[9.38KT]
All 240[228] 7.19KT[11KT]
Daily summary 6 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 268[224] 2.54KT[2.03KT]
M 5.0+ 2[3] 2.57KT[9.38KT]
All 270[228] 5.11KT[11KT]
Daily summary 5 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 275[224] 2.64KT[2.03KT]
M 5.0+ 9[3] 164KT[9.38KT]
All 284[228] 166KT[11KT]
5 Apr 2004 22:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
21:24:04 187.1 6.6 [119KT] Afghanistan-Tajikistan-Pakistan region
5 Apr 2004 21:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
20:34:21 8.0 6.2 [30KT] 81 km SSE of Pangai, Tonga
5 Apr 2004 03:00:00
[4 Apr 2004 03:35:10] New swarm has started around 10 km W of Templeton, California
In 23 hours 24 minutes registered 25 earthquakes.
Details: S20040405.1
Daily summary 4 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 285[224] 1.68KT[2.03KT]
M 5.0+ 1[3] 1.90KT[9.38KT]
All 286[228] 3.58KT[11KT]
Daily summary 3 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 276[224] 3.32KT[2.03KT]
M 5.0+ 6[3] 27KT[9.38KT]
All 282[228] 30KT[11KT]
4 Apr 2004 00:00:00
6.0+ magnitudes
Time Depth Magnitude [TNT] Location
23:02:00 31.0 6.0 [15KT] 37 km ESE of Hitachi, Japan
3 Apr 2004 10:00:00
[3 Apr 2004 09:40:14] Swarm around 18km SW of Olancha, CA has ended.
In 33 hours 7 minutes registered 28 earthquakes.
Summary: S20040402.1
Daily summary 2 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 310[224] 1.61KT[2.03KT]
M 5.0+ 3[3] 8.37KT[9.38KT]
All 313[228] 9.98KT[11KT]
2 Apr 2004 18:00:00
[2 Apr 2004 00:33:06] New swarm has started around 18km SW of Olancha, CA
In 17 hours 26 minutes registered 26 earthquakes.
Details: S20040402.1
Daily summary 1 Apr 2004
Worldwide
Magnitude range Amount [Mean] Released energy TNT [Mean]
M 5.0- 281[224] 2.49KT[2.03KT]
M 5.0+ 0 ⓘ[3] 0 ⓘ[9.38KT]
All 281[228] 2.49KT[11KT]
1 Apr 2004 23:00:00
[1 Apr 2004 04:39:17] New swarm has started around EASTERN TURKEY
In 18 hours 20 minutes registered 26 earthquakes.
Details: S20040401.1
1 Apr 2004 05:00:00
[1 Apr 2004 04:25:14] Swarm around 18km SW of Olancha, California has ended.
In 96 hours 2 minutes registered 71 earthquakes.
Summary: S20040328.1
30 April 2004
Time Mag [TNT] Depth Location
10:03:45 5.1 [673T] 93
8 km NE of Puente Alto, Chile
29 April 2004
Time Mag [TNT] Depth Location
22:41:18 5.3 [1.34KT] 10
Easter Island region
22:16:47 5.3 [1.34KT] 1
136 km E of McCarthy, Alaska
19:57:00 5.0 [476T] 76
193 km W of Tual, Indonesia
00:57:21 6.2 [30KT] 10
49 km SW of La Cruz, Costa Rica
00:44:24 5.3 [1.34KT] 10
53 km WSW of Port-Vila, Vanuatu
28 April 2004
Time Mag [TNT] Depth Location
11:45:17 5.7 [5.35KT] 53
100 km SE of Hihifo, Tonga
09:53:02 5.2 [951T] 10
southeast of the Loyalty Islands
09:22:19 5.3 [1.34KT] 10
92 km ENE of Kolonga, Tonga
04:08:59 5.6 [3.79KT] 62
45 km SW of Corinto, Nicaragua
03:41:57 5.2 [951T] 10
59 km W of Port-Vila, Vanuatu
27 April 2004
Time Mag [TNT] Depth Location
23:28:18 6.0 [15KT] 10
59 km W of Port-Vila, Vanuatu
21:24:54 5.1 [673T] 15
19 km ENE of San Francisco, Philippines
00:09:38 5.0 [476T] 94
121 km SW of San Pedro de Atacama, Chile
26 April 2004
Time Mag [TNT] Depth Location
07:16:36 5.2 [951T] 43
87 km ESE of Kimbe, Papua New Guinea
06:57:55 5.8 [7.56KT] 10
63 km ENE of ‘Ohonua, Tonga
25 April 2004
Time Mag [TNT] Depth Location
07:29:33 5.4 [1.90KT] 10
187 km E of Tadine, New Caledonia
05:11:26 5.0 [476T] 10
179 km E of Tadine, New Caledonia
02:19:21 5.8 [7.56KT] 10
177 km E of Tadine, New Caledonia
24 April 2004
Time Mag [TNT] Depth Location
23:19:10 5.6 [3.79KT] 10
Easter Island region
23:00:22 5.8 [7.56KT] 10
Easter Island region
11:56:04 5.0 [476T] 10
south of Tonga
11:45:42 5.1 [673T] 26
southern Mid-Atlantic Ridge
08:03:06 5.4 [1.90KT] 10
central Mid-Atlantic Ridge
07:44:11 6.1 [21KT] 8
64 km SSE of ‘Ohonua, Tonga
23 April 2004
Time Mag [TNT] Depth Location
01:50:30 6.7 [169KT] 65
105 km WNW of Naisano Dua, Indonesia
22 April 2004
Time Mag [TNT] Depth Location
14:16:07 6.0 [15KT] 35
153 km SSW of Lorengau, Papua New Guinea
12:52:51 5.3 [1.34KT] 10
42 km W of Port-Vila, Vanuatu
12:49:05 5.1 [673T] 10
37 km W of Port-Vila, Vanuatu
10:15:12 5.7 [5.35KT] 24
38 km WNW of Port-Vila, Vanuatu
10:11:12 6.0 [15KT] 10
48 km WNW of Port-Vila, Vanuatu
10:02:16 5.2 [951T] 12
western Xizang
09:49:23 5.3 [1.34KT] 10
48 km WNW of Port-Vila, Vanuatu
03:11:37 5.2 [951T] 10
44 km WNW of Port-Vila, Vanuatu
03:05:40 5.4 [1.90KT] 25
58 km W of Port-Vila, Vanuatu
02:13:20 5.0 [476T] 48
57 km ESE of Antofagasta, Chile
21 April 2004
Time Mag [TNT] Depth Location
03:20:54 5.2 [951T] 32
11 km E of Nichinan, Japan
01:20:42 5.1 [673T] 10
northern Mid-Atlantic Ridge
20 April 2004
Time Mag [TNT] Depth Location
21:41:32 5.4 [1.90KT] 10
northern Mid-Atlantic Ridge
17:44:20 5.4 [1.90KT] 145
8 km S of Vicente Guerrero, Mexico
07:17:33 5.1 [673T] 93
south of the Fiji Islands
06:30:24 5.0 [476T] 39
Kermadec Islands, New Zealand
19 April 2004
Time Mag [TNT] Depth Location
08:14:11 5.6 [3.79KT] 10
central Mid-Atlantic Ridge
05:09:39 5.1 [673T] 40
16 km E of Champerico, Guatemala
18 April 2004
Time Mag [TNT] Depth Location
03:40:56 5.0 [476T] 10
south of Tonga
17 April 2004
Time Mag [TNT] Depth Location
19:21:47 5.4 [1.90KT] 10
southeast Indian Ridge
19:00:55 5.7 [5.35KT] 157
Banda Sea
15:58:24 5.8 [7.56KT] 128
199 km NE of Lospalos, Timor Leste
14:39:55 5.0 [476T] 10
south of the Fiji Islands
13:02:26 5.3 [1.34KT] 409
212 km E of Dolinsk, Russia
12:40:15 5.6 [3.79KT] 542
south of the Fiji Islands
10:56:46 5.0 [476T] 70
158 km SW of Merizo Village, Guam
07:48:08 5.6 [3.79KT] 61
22 km SE of Lata, Solomon Islands
05:39:19 5.4 [1.90KT] 20
south of the Fiji Islands
04:35:07 5.1 [673T] 10
south of Tonga
04:24:53 5.4 [1.90KT] 33
south of Tonga
16 April 2004
Time Mag [TNT] Depth Location
21:57:05 6.0 [15KT] 44
southern Sumatra, Indonesia
18:32:24 5.5 [2.68KT] 95
34 km S of Negara, Indonesia
16:58:36 6.0 [15KT] 10
south of Tonga
10:24:39 5.4 [1.90KT] 10
250 km E of Tadine, New Caledonia
08:50:20 5.2 [951T] 10
JAN MAYEN ISLAND REGION
08:27:29 5.7 [5.35KT] 10
176 km W of Lata, Solomon Islands
02:06:13 5.6 [3.79KT] 29
Nicobar Islands, India region
15 April 2004
Time Mag [TNT] Depth Location
23:02:10 5.0 [476T] 10
Nicobar Islands, India region
22:34:10 5.1 [673T] 10
36 km NE of Isangel, Vanuatu
21:39:19 5.4 [1.90KT] 29
55 km N of San Agustín de Valle Fértil, Argentina
21:20:37 5.3 [1.34KT] 10
Nicobar Islands, India region
20:35:29 5.0 [476T] 35
south of the Kermadec Islands
20:20:14 5.7 [5.35KT] 10
33 km NE of Isangel, Vanuatu
20:06:55 6.3 [42KT] 10
41 km ENE of Isangel, Vanuatu
19:06:31 5.0 [476T] 10
22 km E of San Miguel de Salcedo, Ecuador
14 April 2004
Time Mag [TNT] Depth Location
23:07:39 6.0 [15KT] 12
38 km ENE of Olonkinbyen, Svalbard and Jan Mayen
08:10:09 5.7 [5.35KT] 10
west of Macquarie Island
01:54:09 6.2 [30KT] 51
112 km S of Ust’-Kamchatsk Staryy, Russia
01:33:05 6.0 [15KT] 143
107 km NW of Neiafu, Tonga
13 April 2004
Time Mag [TNT] Depth Location
11:24:35 5.3 [1.34KT] 98
35 km NW of Hihifo, Tonga
03:51:58 5.5 [2.68KT] 10
216 km ESE of Tadine, New Caledonia
00:08:28 5.1 [673T] 40
Kermadec Islands region
12 April 2004
Time Mag [TNT] Depth Location
23:57:53 5.0 [476T] 535
Fiji region
11:00:16 5.1 [673T] 90
4 km SSW of Salvacion, Philippines
11 April 2004
Time Mag [TNT] Depth Location
18:06:12 6.1 [21KT] 41
38 km E of Kushiro, Japan
07:37:29 6.2 [30KT] 20
139 km SSW of Abepura, Indonesia
10 April 2004
Time Mag [TNT] Depth Location
21:28:23 5.0 [476T] 10
south of the Fiji Islands
18:36:24 5.0 [476T] 10
south of the Kermadec Islands
17:30:51 5.0 [476T] 10
south of the Fiji Islands
16:06:47 5.7 [5.35KT] 15
south of the Fiji Islands
15:57:01 5.1 [673T] 33
164 km NNE of Bamboo Flat, India
07:35:24 5.8 [7.56KT] 40
190 km SSW of Colonia, Micronesia
04:54:04 5.5 [2.68KT] 10
south of the Fiji Islands
02:28:11 5.0 [476T] 67
38 km NNW of San Vicente, Chile
01:06:27 5.0 [476T] 117
South Sandwich Islands region
9 April 2004
Time Mag [TNT] Depth Location
15:23:35 6.5 [84KT] 228
86 km NNW of Sola, Vanuatu
01:55:50 5.5 [2.68KT] 65
69 km SSE of Padang, Indonesia
8 April 2004
Time Mag [TNT] Depth Location
13:24:39 5.2 [951T] 44
157 km NNE of Fais, Micronesia
10:22:57 5.5 [2.68KT] 35
South Sandwich Islands region
04:57:50 6.4 [60KT] 10
West Chile Rise
7 April 2004
Time Mag [TNT] Depth Location
20:23:10 5.5 [2.68KT] 12
58 km S of Quepos, Costa Rica
14:49:52 5.3 [1.34KT] 10
Mid-Indian Ridge
13:47:02 5.1 [673T] 50
91 km SSE of Tateyama, Japan
06:07:25 5.0 [476T] 20
NORTHERN ALGERIA
01:32:30 5.0 [476T] 68
21 km NE of Çorovodë, Albania
6 April 2004
Time Mag [TNT] Depth Location
21:40:00 5.4 [1.90KT] 10
Reykjanes Ridge
10:30:32 5.1 [673T] 4
western Xizang
5 April 2004
Time Mag [TNT] Depth Location
21:24:04 6.6 [119KT] 187
Afghanistan-Tajikistan-Pakistan region
20:34:21 6.2 [30KT] 8
81 km SSE of Pangai, Tonga
20:21:13 5.2 [951T] 88
Solomon Islands
18:40:03 5.1 [673T] 10
293 km ESE of Tadine, New Caledonia
16:52:58 5.3 [1.34KT] 30
205 km E of Biak, Indonesia
14:27:35 5.4 [1.90KT] 10
south of the Kermadec Islands
09:51:11 5.3 [1.34KT] 87
South Sandwich Islands region
08:57:02 5.8 [7.56KT] 32
248 km SSW of ‘Ohonua, Tonga
08:17:18 5.1 [673T] 495
south of the Fiji Islands
4 April 2004
Time Mag [TNT] Depth Location
18:04:34 5.4 [1.90KT] 10
north of Ascension Island
3 April 2004
Time Mag [TNT] Depth Location
23:02:00 6.0 [15KT] 31
37 km ESE of Hitachi, Japan
13:29:32 5.8 [7.56KT] 2
85 km SSE of Pangai, Tonga
10:10:04 5.0 [476T] 10
194 km NNW of Kilmia, Yemen
09:57:13 5.5 [2.68KT] 34
62 km W of Coquimbo, Chile
09:00:46 5.3 [1.34KT] 288
114 km W of Hihifo, Tonga
03:14:48 5.0 [476T] 10
northern Mid-Atlantic Ridge
2 April 2004
Time Mag [TNT] Depth Location
21:43:49 5.5 [2.68KT] 42
146 km WSW of Bandar Lampung, Indonesia
20:17:46 5.4 [1.90KT] 43
126 km SW of Kotabumi, Indonesia
15:41:30 5.6 [3.79KT] 24
145 km S of Tondano, Indonesia
8 earthquake swarms were detected.
Location:
14 km S of Lake Nacimiento, California
Swarm ID:
Period:
25 Apr 2004 - 14 May 2004
Earthquakes:
216
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
27 May
2 days 11 hours
49 earthquakes
13 Jul
86 days 1 hours
888 earthquakes
2005
26 Apr
3 days 20 hours
44 earthquakes
2025
18 Nov
2 days 18 hours
43 earthquakes
Location:
48 km WNW of Port-Vila, Vanuatu
Swarm ID:
Period:
22 Apr 2004 - 22 Apr 2004
Earthquakes:
7
14 swarms found nearby.
2002
PS20020102.1(23.4km)
2 Jan
1 day 13 hours
9 earthquakes
PS20020106.1(27.8km)
6 Jan
9 hours
5 earthquakes
2005
PS20050925.1(40.1km)
25 Sep
12 hours
8 earthquakes
2009
PS20090602.1(15.0km)
1 Jun
18 hours
7 earthquakes
PS20090605.1(37.9km)
5 Jun
18 minutes
5 earthquakes
PS20090612.1(30.7km)
12 Jun
5 hours
7 earthquakes
2010
PS20100810.1(30.5km)
10 Aug
2 days 7 hours
23 earthquakes
2011
PS20110820.1(73.4km)
20 Aug
1 day 17 hours
18 earthquakes
PS20110831.1(92.2km)
30 Aug
18 hours
5 earthquakes
2012
PS20120202.1(80.2km)
2 Feb
16 hours
21 earthquakes
2020
PS20200527.1(64.6km)
26 May
9 hours
5 earthquakes
2021
PS20210216.1(26.5km)
15 Feb
2 days 1 hours
14 earthquakes
2024
PS20241217.1(18.5km)
17 Dec
16 hours
8 earthquakes
2025
PS20250210.1(29.9km)
10 Feb
12 hours
5 earthquakes
Location:
16 km NE of West Yellowstone, Montana
Swarm ID:
Period:
13 Apr 2004 - 20 Apr 2004
Earthquakes:
457
59 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
S20000728.1(14.4km)
27 Jul
5 days 11 hours
144 earthquakes
S20001124.1(12.7km)
23 Nov
3 days 8 hours
120 earthquakes
23 Dec
4 days 11 hours
64 earthquakes
2001
26 Feb
2 days 5 hours
56 earthquakes
S20011202.1(10.5km)
2 Dec
5 days 0 hours
131 earthquakes
8 Dec
19 days 5 hours
335 earthquakes
2002
30 Jan
2 days 22 hours
52 earthquakes
S20021104.1(10.9km)
3 Nov
4 days 4 hours
118 earthquakes
S20021104.5(10.0km)
3 Nov
3 days 12 hours
80 earthquakes
5 Dec
2 days 12 hours
405 earthquakes
13 Dec
1 day 12 hours
26 earthquakes
2003
5 Feb
1 day 18 hours
42 earthquakes
2006
18 Jun
1 day 11 hours
57 earthquakes
2007
S20070620.1(10.6km)
20 Jun
1 hours
26 earthquakes
S20071214.1(14.7km)
14 Dec
22 hours
28 earthquakes
30 Dec
3 days 10 hours
61 earthquakes
2008
9 Jan
4 days 20 hours
89 earthquakes
S20080203.1(11.3km)
3 Feb
21 hours
47 earthquakes
7 Aug
6 hours
32 earthquakes
2009
S20090630.1(11.9km)
30 Jun
1 day 12 hours
34 earthquakes
S20090913.1(13.2km)
12 Sep
21 hours
24 earthquakes
2011
S20110504.1(10.5km)
3 May
1 day 22 hours
33 earthquakes
2013
S20130630.1(12.4km)
29 Jun
3 days 16 hours
79 earthquakes
13 Jul
19 hours
30 earthquakes
23 Nov
6 days 16 hours
223 earthquakes
2014
21 Jan
2 days 1 hours
46 earthquakes
S20140821.1(14.3km)
20 Aug
1 day 4 hours
40 earthquakes
2015
S20150121.1(13.2km)
21 Jan
1 day 8 hours
135 earthquakes
S20151107.1(12.9km)
7 Nov
1 day 23 hours
85 earthquakes
2017
12 Jun
45 days 12 hours
1542 earthquakes
S20170802.1(11.3km)
1 Aug
17 days 7 hours
784 earthquakes
27 Aug
3 days 8 hours
66 earthquakes
2018
15 Feb
11 days 1 hours
728 earthquakes
S20180725.1(12.5km)
24 Jul
2 days 20 hours
52 earthquakes
2019
S20190326.2(10.7km)
26 Mar
20 hours
29 earthquakes
S20191026.1(11.2km)
26 Oct
1 day 22 hours
83 earthquakes
2020
S20200219.1(12.0km)
18 Feb
2 days 20 hours
62 earthquakes
9 May
2 days 5 hours
80 earthquakes
S20200522.1(10.7km)
22 May
2 hours
36 earthquakes
S20200529.1(11.4km)
29 May
1 day 10 hours
88 earthquakes
2021
S20210628.1(10.3km)
27 Jun
5 days 17 hours
230 earthquakes
2022
28 Mar
2 days 12 hours
117 earthquakes
S20220611.1(12.4km)
10 Jun
2 days 20 hours
62 earthquakes
S20220826.1(11.4km)
26 Aug
9 days 4 hours
198 earthquakes
S20220918.2(11.5km)
17 Sep
6 days 20 hours
389 earthquakes
S20220930.1(12.3km)
29 Sep
3 days 4 hours
53 earthquakes
S20221013.1(11.6km)
13 Oct
8 days 6 hours
111 earthquakes
S20221115.1(13.1km)
14 Nov
2 days 5 hours
48 earthquakes
2023
6 Feb
2 days 9 hours
63 earthquakes
S20230313.1(12.4km)
13 Mar
1 day 18 hours
136 earthquakes
S20231004.1(11.7km)
3 Oct
1 day 14 hours
39 earthquakes
2024
6 Jan
10 hours
35 earthquakes
S20240218.1(12.2km)
18 Feb
9 hours
50 earthquakes
S20240423.1(13.5km)
23 Apr
4 days 7 hours
79 earthquakes
2025
S20250304.1(13.1km)
4 Mar
12 hours
25 earthquakes
S20250507.1(12.0km)
7 May
8 hours
37 earthquakes
Location:
south of the Fiji Islands
Swarm ID:
Period:
10 Apr 2004 - 10 Apr 2004
Earthquakes:
5
4 swarms found nearby.
2010
PS20100222.1(74.7km)
22 Feb
23 hours
6 earthquakes
2017
PS20171016.1(84.3km)
16 Oct
17 hours
7 earthquakes
2023
PS20230616.1(67.6km)
16 Jun
2 days 9 hours
20 earthquakes
PS20230625.1(60.2km)
25 Jun
7 hours
5 earthquakes
Location:
10 km W of Templeton, California
Swarm ID:
Period:
4 Apr 2004 - 22 Apr 2004
Earthquakes:
226
10 swarms found nearby.
2003
22 Dec
1 day 0 hours
127 earthquakes
31 Dec
2 days 2 hours
67 earthquakes
2004
1 Feb
1 day 12 hours
34 earthquakes
1 Mar
24 days 6 hours
484 earthquakes
16 Mar
7 days 18 hours
281 earthquakes
26 Jul
10 days 1 hours
140 earthquakes
13 Oct
8 days 7 hours
97 earthquakes
2005
1 Oct
10 days 17 hours
151 earthquakes
2006
6 Apr
11 days 10 hours
151 earthquakes
2009
S20090620.2(14.1km)
20 Jun
4 days 17 hours
84 earthquakes
Location:
18km SW of Olancha, CA
Swarm ID:
Period:
2 Apr 2004 - 3 Apr 2004
Earthquakes:
28
12 swarms found nearby.
2002
S20020721.1(14.4km)
20 Jul
3 days 21 hours
49 earthquakes
2004
28 Mar
4 days 0 hours
71 earthquakes
2005
6 Aug
7 days 5 hours
120 earthquakes
2013
4 Aug
1 day 20 hours
50 earthquakes
23 Dec
5 days 10 hours
116 earthquakes
2014
S20140701.1(12.8km)
30 Jun
8 days 23 hours
167 earthquakes
2019
S20190525.1(10.1km)
24 May
1 day 12 hours
43 earthquakes
28 May
2 days 3 hours
61 earthquakes
8 Aug
1 day 18 hours
60 earthquakes
5 Sep
1 day 4 hours
27 earthquakes
2020
5 Mar
1 day 5 hours
42 earthquakes
2021
17 Jan
9 hours
25 earthquakes
Location:
EASTERN TURKEY
Swarm ID:
Period:
1 Apr 2004 - 8 Apr 2004
Earthquakes:
86
1 swarms found nearby.
2004
S20040326.1(10.4km)
25 Mar
3 days 11 hours
69 earthquakes
Location:
18km SW of Olancha, California
Swarm ID:
Period:
28 Mar 2004 - 1 Apr 2004
Earthquakes:
71
11 swarms found nearby.
2004
2 Apr
1 day 9 hours
28 earthquakes
2005
6 Aug
7 days 5 hours
120 earthquakes
2013
4 Aug
1 day 20 hours
50 earthquakes
23 Dec
5 days 10 hours
116 earthquakes
2014
S20140701.1(13.7km)
30 Jun
8 days 23 hours
167 earthquakes
2019
24 May
1 day 12 hours
43 earthquakes
28 May
2 days 3 hours
61 earthquakes
8 Aug
1 day 18 hours
60 earthquakes
5 Sep
1 day 4 hours
27 earthquakes
2020
5 Mar
1 day 5 hours
42 earthquakes
2021
17 Jan
9 hours
25 earthquakes