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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag was detected near Obama in Japan

Earthquake location 35.849S, 135.5793WA light earthquake with magnitude 4.1 (ml/mb) was reported 41 kilometers (25 miles) from Obama in Japan on Saturday. The earthquake was roughly at a depth of 359.2 km (223 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 05/12/15 / 2015-12-05 00:55:41 / December 5, 2015 @ 12:55 am. Exact location of event, depth 359.2 km, 135.5793° East, 35.849° North. All ids that are associated to the event: us20004fry. Unique identifier: us20004fry. The 4.1-magnitude earthquake was detected at 09:55:41 / 9:55 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Hikone, Katsuyama, Ono. The epicenter was 63 km (39 miles) from Fukui-shi (c. 248 700 pop), 90 km (56 miles) from Hikone (c. 110 900 pop), 50 km (31 miles) from Maizuru (c. 92 500 pop), 53 km (33 miles) from Takefu (c. 75 800 pop), 74 km (46 miles) from Fukuchiyama (c. 68 700 pop), 49 km (30 miles) from Tsuruga (c. 68 500 pop). Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days seven earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 41 km NNW of Obama, Japan.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 135.5793° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.849° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 359.2 km Depth of the event in kilometers.
Place 41km NNW of Obama, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-05 00:55:41 Time when the event occurred. UTC/GMT
Updated 2015-12-19 06:16:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 259 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.581 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 51 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20004fry Id of event.
Event Code 20004fry An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004fry, A comma-separated list of event ids that are associated to an event.

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