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Minor earthquake, 3.1 mag was detected near North Nenana in Alaska


Earthquake location 64.7799S, -149.0194WA minor earthquake magnitude 3.1 (ml/mb) has struck on Monday, 22 kilometers (14 miles) from North Nenana in Alaska. The 3.1-magnitude earthquake was detected at 15:17:03 / 3:17 pm (local time epicenter). Exact location of earthquake, longitude -149.0194 West, latitude 64.7799 North, depth = 18.6 km. The earthquake occurred at a depth of 18.6 km (12 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 18/07/17 / 2017-07-18 00:17:03 / July 18, 2017 @ 12:17 am. All ids that are associated to the event: ak16346669. Unique identifier: ak16346669.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Badger, Fairbanks, College. Epicenter of the earthquake was 62 km (39 miles) from Fairbanks (c. 31 500 pop), 70 km (44 miles) from Badger (c. 19 500 pop), 58 km (36 miles) from College (c. 13 000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

Every 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 one, in the past 30 days three and in the last 365 days twenty earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel anything?

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: 22 km NNE of North Nenana, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -149.0194° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 64.7799° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.6 km Depth of the event in kilometers.
Place 22km NNE of North Nenana, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-18 00:17:03 Time when the event occurred. UTC/GMT
Updated 2017-07-18 00:26:48 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 automatic 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 ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak16346669 Id of event.
Event Code 16346669 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16346669, A comma-separated list of event ids that are associated to an event.

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