Minor earthquake, 3.1 mag has occurred near Oklahoma

A minor earthquake magnitude 3.1 (ml/mb) strikes Oklahoma kilometers (0 miles) from Oklahoma on Friday. Date and time of earthquake in UTC/GMT: 31/07/15 / 2015-07-31 01:39:21 / July 31, 2015 @ 1:39 am. The temblor was reported at 01:39:21 / 1:39 am (local time epicenter). Id of earthquake: us10002wlj. Event ids that are associated: us10002wlj. The earthquake was roughly at a depth of 5.94 km (4 miles). Exact location of earthquake, -97.5667° West, 35.9991° North, depth 5.94 km.

Closest city/cities/towns to epicentrum/hypocenter was Watonga, Moore, Cushing (min 5000 pop). The epicenter was 59 km (37 miles) from Oklahoma City (c. 580 000 pop), 39 km (24 miles) from Edmond (c. 81 400 pop), 74 km (46 miles) from Moore (c. 55 100 pop), 63 km (39 miles) from Midwest City (c. 54 400 pop), 52 km (32 miles) from Enid (c. 49 400 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days twenty-five, in the past 30 days fifty-four and in the last 365 days six hundred and eighty-one earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel the quake?

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: Oklahoma.

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Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-97.5667° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	35.9991° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5.94 km	Depth of the event in kilometers.
Place	Oklahoma	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-07-31 01:39:21	Time when the event occurred. UTC/GMT
Updated	2015-07-31 01:49:53	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.7	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	148	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	0.221	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.79 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	38	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	us10002wlj	Id of event.
Event Code	10002wlj	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10002wlj,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.1 mag has occurred near Oklahoma

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