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Minor earthquake 2.9 mag, 18 km NE of Crescent, Oklahoma


Earthquake location 36.0753S, -97.4536WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Monday, 18 kilometers (11 miles) from Crescent in Oklahoma. The earthquake was roughly at a depth of 3.52 km (2 miles). Exact location of event, longitude -97.4536 West, latitude 36.0753 North, depth = 3.52 km. Id of earthquake: us20003jja. Event ids that are associated: us20003jja. Exact time and date of event in UTC/GMT: 15/09/15 / 2015-09-15 02:12:31 / September 15, 2015 @ 2:12 am. The temblor was detected at 21:12:31 / 9:12 pm (local time epicenter).

Epicenter of the event was 68 km (42 miles) from Oklahoma City (c. 580 000 pop), 47 km (29 miles) from Edmond (c. 81 400 pop), 70 km (43 miles) from Midwest City (c. 54 400 pop), 52 km (32 miles) from Enid (c. 49 400 pop), 36 km (22 miles) from Stillwater (c. 45 700 pop). Closest city/cities/towns to epicentrum/hypocenter was El Reno, Del City, Harrah (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

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

Did you feel it?

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. 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: 18 km NE of Crescent, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -97.4536° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.0753° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.52 km Depth of the event in kilometers.
Place 18km NE of Crescent, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-15 02:12:31 Time when the event occurred. UTC/GMT
Updated 2015-09-15 02:28:22 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 129 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 0.278 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.43 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 32 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 us20003jja Id of event.
Event Code 20003jja An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003jja, A comma-separated list of event ids that are associated to an event.

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