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Minor earthquake, 2.8 mag strikes near Enid in Oklahoma

Earthquake location 36.4656S, -97.7394WA minor earthquake with magnitude 2.8 (ml/mb) was reported 14 kilometers (9 miles) from Enid in Oklahoma on Friday. Event ids that are associated to the earthquake: us1000g2zl. Id of event: us1000g2zl. Exact location of earthquake, longitude -97.7394 West, latitude 36.4656 North, depth = 3.33 km. Date and time of earthquake in UTC/GMT: 03/08/18 / 2018-08-03 20:58:21 / August 3, 2018 @ 8:58 pm. The earthquake was roughly at a depth of 3.33 km (2 miles). The temblor was picked up at 14:58:21 / 2:58 pm (local time epicenter).

Close country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 15 km (9 miles) from Enid (c. 49 400 pop), 72 km (45 miles) from Stillwater (c. 45 700 pop), 64 km (40 miles) from Ponca City (c. 25 400 pop), 71 km (44 miles) from Guthrie (c. 10 200 pop), 55 km (34 miles) from Blackwell (c. 7 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Stillwater, Guthrie, Ponca City (min 5000 pop).

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 0, in the last 10 days three, in the past 30 days seven and in the last 365 days one hundred and fourty-four earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 14 km ENE of Enid, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.7394° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.4656° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.33 km Depth of the event in kilometers.
Place 14km ENE of Enid, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-03 20:58:21 Time when the event occurred. UTC/GMT
Updated 2018-08-03 21:34:47 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 0.2 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.31 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 34 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 us1000g2zl Id of event.
Event Code 1000g2zl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000g2zl, A comma-separated list of event ids that are associated to an event.

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