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Minor earthquake, 2.8 mag was detected near Harrah in Oklahoma



Earthquake location 35.5443S, -97.0895WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Wednesday, 9 kilometers (6 miles) from Harrah in Oklahoma. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface. Global date and time of event UTC/GMT: 27/04/16 / 2016-04-27 11:31:21 / April 27, 2016 @ 11:31 am. Event id: us10005bx6. Ids that are associated to the earthquake: us10005bx6. Exact location of earthquake, -97.0895° West, 35.5443° North, depth 5 km. The temblor was picked up at 06:31:21 / 6:31 am (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Tuttle, Blanchard, Purcell (min 5000 pop). Earthquake epicenter was 40 km (25 miles) from Oklahoma City (c. 580 000 pop), 48 km (30 miles) from Norman (c. 110 900 pop), 37 km (23 miles) from Edmond (c. 81 400 pop), 43 km (26 miles) from Moore (c. 55 100 pop), 30 km (18 miles) from Midwest City (c. 54 400 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected).

In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days fifteen and in the last 365 days three hundred and thirty-five earthquakes of magnitude 3.0 or greater that have been detected 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.

How would you describe the shaking?

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: 9 km NE of Harrah, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.0895° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.5443° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 9km NE of Harrah, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-27 11:31:21 Time when the event occurred. UTC/GMT
Updated 2016-04-27 11:47:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 4 The total number of felt reports
CDI 3.1 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 122 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 0.028 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 59 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 us10005bx6 Id of event.
Event Code 10005bx6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005bx6, A comma-separated list of event ids that are associated to an event.

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