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Minor earthquake, 2.8 mag has occurred near Edmond in Oklahoma

Earthquake location 35.6619S, -97.389WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Sunday, 8 kilometers (5 miles) from Edmond in Oklahoma. The temblor was detected at 01:40:11 / 1:40 am (local time epicenter). Unique identifier: us20004w4d. Ids that are associated to the event: us20004w4d. Date and time of earthquake in UTC/GMT: 31/01/16 / 2016-01-31 07:40:11 / January 31, 2016 @ 7:40 am. The earthquake occurred at a depth of 5.559 km (3 miles). Exact location, longitude -97.389° West, latitude 35.6619° North, depth = 5.559 km.

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Purcell, Perry, Cushing (min 5000 pop). Epicenter of the earthquake was 24 km (15 miles) from Oklahoma City (c. 580 000 pop), 49 km (30 miles) from Norman (c. 110 900 pop), 8 km (5 miles) from Edmond (c. 81 400 pop), 37 km (23 miles) from Moore (c. 55 100 pop), 24 km (15 miles) from Midwest City (c. 54 400 pop).

In the past 24 hours, there have been twenty-two, in the last 10 days twenty-eight, in the past 30 days fourty-six and in the last 365 days four hundred and fifty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 8 km E of Edmond, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.389° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.6619° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.559 km Depth of the event in kilometers.
Place 8km E of Edmond, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-31 07:40:11 Time when the event occurred. UTC/GMT
Updated 2016-02-26 13:21:25 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2.4 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 121 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 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 37 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20004w4d Id of event.
Event Code 20004w4d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004w4d, A comma-separated list of event ids that are associated to an event.

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