Minor earthquake, 2.8 mag was detected near Alva in Oklahoma

A minor earthquake magnitude 2.8 (ml/mb) strikes 7 kilometers (4 miles) from Alva in Oklahoma on Tuesday. The earthquake occurred at a depth of 12.96 km (8 miles) below the earth’s surface. The temblor was reported at 11:36:41 / 11:36 am (local time epicenter). Exact time and date of earthquake 01/12/15 / 2015-12-01 17:36:41 / December 1, 2015 @ 5:36 pm UTC/GMT. Exact location, longitude -98.5966° West, latitude 36.7726° North, depth = 12.96 km. Event id: us100042h0. Ids that are associated to the earthquake: us100042h0.

Nearest cities/city/villages to epicentrum/hypocenter was Enid (min 5000 pop). Event epicenter was 77 km (48 miles) from Enid (c. 49 400 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been three, in the last 10 days sixteen, in the past 30 days fifty-four and in the last 365 days four hundred and fifty-six earthquakes of magnitude 3.0 or greater that have been detected nearby.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 7 km ESE of Alva, Oklahoma. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-98.5966° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.7726° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	12.96 km	Depth of the event in kilometers.
Place	7km ESE of Alva, Oklahoma	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-12-01 17:36:41	Time when the event occurred. UTC/GMT
Updated	2015-12-01 18:12:33	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	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	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	0.311	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.1 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	84	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb_lg	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us100042h0	Id of event.
Event Code	100042h0	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us100042h0,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.8 mag was detected near Alva in Oklahoma

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