Focal Mechanism Catalog

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Focal Mechanism Catalog
Focal mechanisms automatically determined by the AQUA system.
Focal mechanisms are available for the period from August, 2004 to July, 2025.

Definition of Terms (Japanese only)					Year: Month:
Jul, 2025 * Map is displayed when you put a mouse cursor on a list.
Origin time (JST) *	Region *	Latitude *	Longitude *	Depth *	Mw	Strike	Dip	Rake	Varred	Number of station(s)	Type
2025-07-19 01:36:04	SE OFF TOKACHI	42.3N	144.6E	25km	4.0	31.5˚/254.6˚	40.7˚/57.9˚	54.6˚/116.5˚	86.6	8	C
2025-07-18 18:58:36	NORTHERN OITA PREF	33.1N	131.4E	88km	4.1	188.6˚/56.9˚	32.8˚/66.8˚	46.7˚/113.8˚	65.6	8	C
2025-07-18 03:44:10	E OFF AOMORI PREF	40.7N	142.8E	31km	4.7	113.6˚/20.9˚	30.2˚/88.4˚	-176.9˚/-59.8˚	88.1	3	C
2025-07-16 11:12:10	SW OFF HOKKAIDO	42.0N	139.6E	195km	4.5	249.3˚/8.7˚	39.7˚/67.8˚	-36.2˚/-123.8˚	89.0	7	C
2025-07-15 23:47:13	NORTHERN IBARAKI PREF	36.5N	140.7E	53km	4.8	182.6˚/22.5˚	23.8˚/67.5˚	71.7˚/97.9˚	93.9	8	C
2025-07-13 16:23:06	SATSUMA PENINSULA REGION	31.3N	130.4E	150km	3.7	145.0˚/20.0˚	78.8˚/19.0˚	-105.5˚/-36.5˚	62.5	3	C
2025-07-12 10:07:38	E OFF AOMORI PREF	41.5N	142.0E	51km	3.9	174.8˚/22.6˚	21.4˚/70.9˚	63.9˚/99.8˚	71.5	9	C
2025-07-12 03:44:02	TOKACHI REGION	42.6N	143.4E	14km	3.9	126.0˚/19.4˚	54.9˚/67.9˚	27.4˚/141.6˚	83.5	8	C
2025-07-12 00:59:00	E OFF FUKUSHIMA PREF	37.3N	142.0E	30km	4.2	115.7˚/249.5˚	57.4˚/42.7˚	-60.7˚/-127.4˚	94.5	5	C
2025-07-11 05:20:10	EASTERN FUKUSHIMA PREF	37.0N	140.7E	5km	3.5	146.7˚/292.7˚	63.0˚/31.6˚	-73.0˚/-119.8˚	90.3	5	C
2025-07-10 08:16:54	CENTRAL CHIBA PREF	35.6N	140.4E	39km	3.8	96.7˚/187.2˚	88.7˚/70.9˚	-19.1˚/-178.6˚	66.5	9	C
2025-07-09 12:39:48	NEAR KUNASHIRI ISLAND	43.5N	146.3E	95km	4.3	152.1˚/244.8˚	27.7˚/88.6˚	-3.1˚/-117.7˚	66.4	6	C
2025-07-09 11:21:36	FAR E OFF NORTH HONSHU	37.6N	144.6E	7km	4.5	196.1˚/28.1˚	53.6˚/37.0˚	-97.2˚/-80.4˚	71.1	6	C
2025-07-07 17:29:52	OFF NEMURO PENINSULA	42.8N	145.2E	86km	4.1	99.6˚/306.6˚	63.8˚/28.9˚	77.3˚/114.1˚	86.3	6	C
2025-07-07 16:55:40	E OFF MIYAGI PREF	38.8N	142.1E	41km	3.4	175.5˚/17.8˚	32.6˚/59.4˚	70.9˚/101.8˚	65.2	4	C
2025-07-06 18:40:20	E OFF HOKKAIDO	43.5N	147.9E	64km	4.8	148.5˚/8.0˚	56.5˚/40.6˚	65.5˚/122.1˚	81.5	3	C
2025-07-06 13:42:29	SE OFF MIYAGI PREF	37.8N	141.9E	62km	3.7	214.2˚/331.2˚	40.6˚/68.7˚	146.1˚/54.6˚	68.7	5	C
2025-07-05 03:14:37	E OFF FUKUSHIMA PREF	36.7N	142.1E	26km	4.8	211.9˚/25.0˚	20.3˚/69.8˚	96.5˚/87.6˚	94.3	5	C
2025-07-04 16:56:45	E OFF IWATE PREF	39.6N	142.2E	60km	3.9	174.3˚/299.4˚	66.9˚/36.6˚	119.2˚/41.2˚	72.7	5	C
2025-07-03 21:28:36	HYUGANADA REGION	32.7N	132.3E	33km	4.2	213.8˚/347.6˚	77.3˚/18.0˚	-77.1˚/-134.7˚	89.5	11	C
2025-07-03 07:33:18	SOUTHERN AKITA PREF	39.5N	140.4E	2km	3.6	177.4˚/86.5˚	88.7˚/55.2˚	-145.2˚/-1.6˚	93.4	5	C
2025-07-02 05:18:10	E OFF TANEGASHIMA ISLAND	30.3N	131.3E	31km	4.6	79.2˚/220.0˚	28.8˚/66.9˚	125.6˚/72.3˚	72.6	5	C
2025-07-01 08:15:27	TOYAMA PREF	36.8N	137.7E	2km	3.9	76.3˚/237.1˚	79.0˚/11.6˚	-86.2˚/-108.8˚	81.7	7	C
2025-07-01 01:13:08	SW IBARAKI PREF	36.1N	140.0E	49km	3.7	123.8˚/276.3˚	67.0˚/25.6˚	101.5˚/64.8˚	90.1	5	C
* It is a position and the time of centroid when classification is C. class C = AQUA-CMT class M = AQUA-MT

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