JAPAN REGION RECENT QUAKES

5.1 Mb - IZU ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
5.1 Mb
Date-Time
5 Sep 2008 15:12:02 UTC
6 Sep 2008 00:12:02 near epicenter
5 Sep 2008 09:12:02 standard time in your timezone
Location
32.629N 137.071E
Depth
399 km
Distances
234 km (146 miles) SSE (167 degrees) of Tsu, Honshu, Japan
238 km (148 miles) SSW (194 degrees) of Hamamatsu, Honshu, Japan
248 km (154 miles) SE (134 degrees) of Wakayama, Honshu, Japan
418 km (260 miles) SW (217 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 5.1 km; Vertical 8.0 km
Parameters
Nph = 194; Dmin = 447.0 km; Rmss = 0.79 seconds; Gp = 100°M-type = Mb; Version = 6
Event ID
US 2008wpba ***This event supersedes event PT08249012.

4.9 Mb - IZU ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.9 Mb
Date-Time
1 Sep 2008 20:53:28 UTC
2 Sep 2008 05:53:28 near epicenter
1 Sep 2008 14:53:28 standard time in your timezone
Location
29.738N 139.336E
Depth
379 km
Distances
375 km (233 miles) S (187 degrees) of Hachijo-jima, Izu Islands, Japan
408 km (254 miles) NW (317 degrees) of Chichi-shima, Bonin Islands, Japan
573 km (356 miles) SSE (164 degrees) of Hamamatsu, Honshu, Japan
660 km (410 miles) S (183 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 5.2 km; Vertical 8.5 km
Parameters
Nph = 133; Dmin = 762.7 km; Rmss = 0.73 seconds; Gp = 90°M-type = Mb; Version = Q
Event ID
US 2008wkbq ***This event supersedes event PT08245016.

4.4 Mb - HOKKAIDO, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.4 Mb
Date-Time
2 Sep 2008 08:17:01 UTC
2 Sep 2008 17:17:01 near epicenter
2 Sep 2008 02:17:01 standard time in your timezone
Location
42.770N 142.658E
Depth
95 km
Distances
112 km (70 miles) ESE (108 degrees) of Sapporo, Hokkaido, Japan
113 km (70 miles) S (169 degrees) of Asahikawa, Hokkaido, Japan
144 km (89 miles) W (262 degrees) of Kushiro, Hokkaido, Japan
828 km (515 miles) NNE (17 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 13.8 km; Vertical 7.9 km
Parameters
Nph = 28; Dmin = 149.9 km; Rmss = 0.84 seconds; Gp = 158°M-type = Mb; Version = 7
Event ID
US 2008wla1

4.7 Mb - HOKKAIDO, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.7 Mb
Date-Time
1 Sep 2008 05:41:16 UTC
1 Sep 2008 14:41:16 near epicenter
31 Aug 2008 23:41:16 standard time in your timezone
Location
42.595N 141.688E
Depth
127 km
Distances
61 km (38 miles) SSE (153 degrees) of Sapporo, Hokkaido, Japan
121 km (75 miles) NE (40 degrees) of Hakodate, Hokkaido, Japan
142 km (88 miles) SSW (204 degrees) of Asahikawa, Hokkaido, Japan
788 km (490 miles) NNE (12 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 12.1 km; Vertical 7.7 km
Parameters
Nph = 23; Dmin = 137.4 km; Rmss = 0.83 seconds; Gp = 72°M-type = Mb; Version = 7
Event ID
US 2008wkas

4.6 Mb - EASTERN HONSHU, JAPAN
Preliminary Earthquake Report
Magnitude
4.6 Mb
Date-Time
30 Aug 2008 20:15:41 UTC
31 Aug 2008 05:15:41 near epicenter
30 Aug 2008 14:15:41 standard time in your timezone
Location
36.294N 138.751E
Depth
126 km
Distances
31 km (19 miles) WSW (247 degrees) of Maebashi, Honshu, Japan
66 km (41 miles) SE (127 degrees) of Nagano, Honshu, Japan
68 km (42 miles) NNE (14 degrees) of Kofu, Honshu, Japan
114 km (71 miles) NW (308 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 10.4 km; Vertical 6.8 km
Parameters
Nph = 49; Dmin = 56.2 km; Rmss = 0.85 seconds; Gp = 104°M-type = Mb; Version = 6
Event ID
US 2008wict

4.6 Mb - OFF EAST COAST OF HONSHU, JAPAN
Preliminary Earthquake Report
Magnitude
4.6 Mb
Date-Time
29 Aug 2008 20:04:33 UTC
30 Aug 2008 06:04:33 near epicenter
29 Aug 2008 14:04:33 standard time in your timezone
Location
37.017N 143.686E
Depth
7 km
Distances
247 km (154 miles) E (90 degrees) of Iwaki, Honshu, Japan
282 km (176 miles) ESE (118 degrees) of Sendai, Honshu, Japan
295 km (183 miles) ENE (75 degrees) of Mito, Honshu, Japan
383 km (238 miles) ENE (66 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 33.7 km; Vertical 68.2 km
Parameters
Nph = 14; Dmin = 492.5 km; Rmss = 1.27 seconds; Gp = 219°M-type = Mb; Version = 6
Event ID
US 2008whcp

4.6 Mb - OFF EAST COAST OF HONSHU, JAPAN
Preliminary Earthquake Report
Magnitude
4.6 Mb
Date-Time
29 Aug 2008 19:55:41 UTC
30 Aug 2008 04:55:41 near epicenter
29 Aug 2008 13:55:41 standard time in your timezone
Location
37.775N 142.153E
Depth
45 km
Distances
123 km (76 miles) ESE (115 degrees) of Sendai, Honshu, Japan
136 km (84 miles) NE (54 degrees) of Iwaki, Honshu, Japan
148 km (92 miles) E (88 degrees) of Fukushima, Honshu, Japan
317 km (197 miles) NE (42 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 24.8 km; Vertical
Parameters
Nph = 29; Dmin = 479.2 km; Rmss = 1.29 seconds; Gp = 176°M-type = Mb; Version = 6
Event ID
US 2008whch

4.6 Mb - HOKKAIDO, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.6 Mb
Date-Time
29 Aug 2008 14:41:04 UTC
29 Aug 2008 23:41:04 near epicenter
29 Aug 2008 08:41:04 standard time in your timezone
Location
42.950N 143.992E
Depth
93 km
Distances
33 km (21 miles) W (267 degrees) of Kushiro, Hokkaido, Japan
159 km (99 miles) SE (124 degrees) of Asahikawa, Hokkaido, Japan
215 km (134 miles) E (93 degrees) of Sapporo, Hokkaido, Japan
888 km (552 miles) NNE (23 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 11.7 km; Vertical 8.2 km
Parameters
Nph = 38; Dmin = 124.8 km; Rmss = 0.81 seconds; Gp = 158°M-type = Mb; Version = 6
Event ID
US 2008whbm

4.9 Mb - IZU ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.9 Mb
Date-Time
29 Aug 2008 16:10:45 UTC
30 Aug 2008 02:10:45 near epicenter
29 Aug 2008 10:10:45 standard time in your timezone
Location
31.118N 142.771E
Depth
35 km
Distances
355 km (221 miles) SE (127 degrees) of Hachijo-jima, Izu Islands, Japan
452 km (281 miles) N (7 degrees) of Chichi-shima, Bonin Islands, Japan
578 km (359 miles) SSE (150 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 16.2 km; Vertical
Parameters
Nph = 20; Dmin = 735.8 km; Rmss = 1.14 seconds; Gp = 126°M-type = Mb; Version = 7
Event ID
US 2008whbt

4.5 Mb - IZU ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.5 Mb
Date-Time
29 Aug 2008 09:54:34 UTC
29 Aug 2008 18:54:34 near epicenter
29 Aug 2008 03:54:34 standard time in your timezone
Location
30.112N 138.617E
Depth
452 km
Distances
349 km (217 miles) SSW (199 degrees) of Hachijo-jima, Izu Islands, Japan
487 km (302 miles) NW (315 degrees) of Chichi-shima, Bonin Islands, Japan
517 km (322 miles) S (170 degrees) of Hamamatsu, Honshu, Japan
627 km (389 miles) S (190 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 12.0 km; Vertical 8.3 km
Parameters
Nph = 59; Dmin = 715.0 km; Rmss = 0.69 seconds; Gp = 176°M-type = Mb; Version = 7
Event ID
US 2008wha4

4.8 Mb - NEAR EAST COAST OF HONSHU, JAPAN
Preliminary Earthquake Report
Magnitude
4.8 Mb
Date-Time
28 Aug 2008 08:31:44 UTC
28 Aug 2008 17:31:44 near epicenter
28 Aug 2008 02:31:44 standard time in your timezone
Location
36.377N 141.139E
Depth
35 km
Distances
59 km (36 miles) E (89 degrees) of Mito, Honshu, Japan
80 km (49 miles) SSE (164 degrees) of Iwaki, Honshu, Japan
148 km (92 miles) ENE (57 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 13.0 km; Vertical
Parameters
Nph = 28; Dmin = 263.8 km; Rmss = 0.59 seconds; Gp = 226°M-type = Mb; Version = 7
Event ID
US 2008wgbp

4.6 Mb - BONIN ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.6 Mb
Date-Time
27 Aug 2008 13:42:45 UTC
27 Aug 2008 23:42:45 near epicenter
27 Aug 2008 07:42:45 standard time in your timezone
Location
27.952N 139.354E
Depth
518 km
Distances
298 km (185 miles) WNW (290 degrees) of Chichi-shima, Bonin Islands, Japan
403 km (250 miles) NNW (331 degrees) of Iwo-jima, Volcano Islands, Japan
767 km (476 miles) SSE (168 degrees) of Hamamatsu, Honshu, Japan
859 km (534 miles) S (183 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 6.7 km; Vertical 10.1 km
Parameters
Nph = 56; Dmin = 959.7 km; Rmss = 0.66 seconds; Gp = 111°M-type = Mb; Version = Q
Event ID
US 2008wfbz

4.9 Mb - BONIN ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.9 Mb
Date-Time
25 Aug 2008 10:25:08 UTC
25 Aug 2008 20:25:08 near epicenter
25 Aug 2008 04:25:08 standard time in your timezone
Location
28.603N 142.393E
Depth
10 km
Distances
170 km (106 miles) N (6 degrees) of Chichi-shima, Bonin Islands, Japan
438 km (272 miles) NNE (14 degrees) of Iwo-jima, Volcano Islands, Japan
803 km (499 miles) SSE (151 degrees) of Shizuoka, Honshu, Japan
824 km (512 miles) SSE (162 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 10.6 km; Vertical
Parameters
Nph = 42; Dmin = 964.9 km; Rmss = 0.75 seconds; Gp = 126°M-type = Mb; Version = 7
Event ID
US 2008wdag

4.4 Mb - IZU ISLANDS, JAPAN REGION
Preliminary Earthquake Report
Magnitude
4.4 Mb
Date-Time
24 Aug 2008 09:28:14 UTC
24 Aug 2008 18:28:14 near epicenter
24 Aug 2008 03:28:14 standard time in your timezone
Location
32.142N 139.230E
Depth
224 km
Distances
117 km (73 miles) SSW (207 degrees) of Hachijo-jima, Izu Islands, Japan
318 km (198 miles) SSE (153 degrees) of Hamamatsu, Honshu, Japan
325 km (202 miles) SSE (166 degrees) of Shizuoka, Honshu, Japan
395 km (245 miles) S (187 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 28.6 km; Vertical 24.0 km
Parameters
Nph = 31; Dmin = 497.6 km; Rmss = 0.67 seconds; Gp = 194°M-type = Mb; Version = 7
Event ID
US 2008wcaj

4.5 Mb - EASTERN HONSHU, JAPAN
Preliminary Earthquake Report
Magnitude
4.5 Mb
Date-Time
22 Aug 2008 06:02:42 UTC
22 Aug 2008 15:02:42 near epicenter
22 Aug 2008 00:02:42 standard time in your timezone
Location
39.263N 140.596E
Depth
10 km
Distances
68 km (42 miles) SE (140 degrees) of Akita, Honshu, Japan
68 km (42 miles) SW (223 degrees) of Morioka, Honshu, Japan
115 km (72 miles) NNW (348 degrees) of Sendai, Honshu, Japan
407 km (253 miles) N (10 degrees) of TOKYO, Japan
Location Uncertainty
Horizontal: 21.0 km; Vertical
Parameters
Nph = 12; Dmin = 368.3 km; Rmss = 1.07 seconds; Gp = 165°M-type = Mb; Version = Q
Event ID
US 2008wacx
For updates, maps, and technical information, see: Event Page or U.S.G.S. Earthquake Hazards Program
National Earthquake Information CenterU.S. Geological Surveyhttp://neic.usgs.gov/

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