Minor earthquake, 2.8 mag has occurred near Langston in Oklahoma

A minor earthquake with magnitude 2.8 (ml/mb) was reported 2 kilometers (1 miles) from Langston in Oklahoma on Sunday. Exact time and date of earthquake 20/09/15 / 2015-09-20 21:39:56 / September 20, 2015 @ 9:39 pm UTC/GMT. Event id: us20003m9l. Ids that are associated to the earthquake: us20003m9l. The temblor was picked up at 16:39:56 / 4:39 pm (local time epicenter). Exact location of earthquake, longitude -97.2617 West, latitude 35.9192 North, depth = 6.04 km. The epicenter of the earthquake was roughly 6.04 km (4 miles) below the earth’s surface.

Country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Enid, El Reno, Mustang. The epicenter was 55 km (34 miles) from Oklahoma City (c. 580 000 pop), 35 km (22 miles) from Edmond (c. 81 400 pop), 68 km (42 miles) from Moore (c. 55 100 pop), 54 km (33 miles) from Midwest City (c. 54 400 pop), 77 km (48 miles) from Enid (c. 49 400 pop).

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

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 2 km SSW of Langston, Oklahoma.

Edmond El Reno Enid Langston Midwest City Moore Mustang Oklahoma Oklahoma City United States

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-97.2617° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	35.9192° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	6.04 km	Depth of the event in kilometers.
Place	2km SSW of Langston, Oklahoma	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-09-20 21:39:56	Time when the event occurred. UTC/GMT
Updated	2015-09-20 22:06:08	Time when the event was most recently updated. UTC/GMT
Timezone offset	-300	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.2	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	0.199	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.45 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	33	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	us20003m9l	Id of event.
Event Code	20003m9l	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us20003m9l,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.8 mag has occurred near Langston in Oklahoma

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