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Minor earthquake, 2.81 mag was detected near Harrison in Arkansas



Earthquake location 36.373333S, -92.9964981WA minor earthquake with magnitude 2.81 (ml/mb) was reported 18 kilometers (11 miles) from Harrison in Arkansas on Thursday. Exact location of earthquake, longitude -92.9964981 West, latitude 36.373333 North, depth = 7.67 km. Event id: nm60171697. Ids that are associated to the earthquake: nm60171697, us20009mwl. The epicenter of the earthquake was roughly 7.67 km (5 miles) below the earth’s surface. The temblor was detected at 20:28:27 / 8:28 pm (local time epicenter). Exact time and date of earthquake 16/06/17 / 2017-06-16 02:28:27 / June 16, 2017 @ 2:28 am UTC/GMT.

The epicenter was 74 km (46 miles) from Ozark (c. 17 800 pop), 19 km (12 miles) from Harrison (c. 12 900 pop), 55 km (34 miles) from Mountain Home (c. 12 400 pop), 36 km (22 miles) from Branson (c. 10 500 pop), 51 km (32 miles) from Berryville (c. 5 400 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ozark, Mountain Home, Berryville.

There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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. 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: 18 km NNE of Harrison, Arkansas.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -92.9964981° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.373333° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.67 km Depth of the event in kilometers.
Place 18km NNE of Harrison, Arkansas Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-06-16 02:28:27 Time when the event occurred. UTC/GMT
Updated 2017-06-16 02:42:40 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 24 The total number of felt reports
CDI 3.8 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 131 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network nm The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,nm,us, A comma-separated list of network contributors.
Number of Stations Used 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1167 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 89 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nm60171697 Id of event.
Event Code 60171697 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nm60171697,us20009mwl, A comma-separated list of event ids that are associated to an event.

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