Minor earthquake: M3.7 quake has struck near Cohoe in Alaska

A minor earthquake with magnitude 3.7 (ml/mb) was reported 27 kilometers (17 miles) from Cohoe in Alaska on Tuesday. The temblor was picked up at 14:42:40 / 2:42 pm (local time epicenter). The epicenter of the earthquake was roughly 65.3 km (41 miles) below the earth’s surface. Exact location of event, longitude -150.9771 West, latitude 60.2704 North, depth = 65.3 km. Unique identifier: ak16353291. Ids that are associated to the event: us20009xru, ak16353291. Date and time of earthquake in UTC/GMT: 18/07/17 / 2017-07-18 23:42:40 / July 18, 2017 @ 11:42 pm.

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Homer, Kenai, Sterling (min 5000 pop). Epicenter of the event was 24 km (15 miles) from Kalifornsky (c. 7 900 pop), 35 km (22 miles) from Kenai (c. 7 100 pop), 32 km (20 miles) from Sterling (c. 5 600 pop), 77 km (48 miles) from Homer (c. 5 000 pop).

There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days six and in the last 365 days sixty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 27 km ESE of Cohoe, Alaska. This information comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.7 mb	The magnitude for the event.
Longitude	-150.9771° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	60.2704° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	65.3 km	Depth of the event in kilometers.
Place	27km ESE of Cohoe, 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 23:42:40	Time when the event occurred. UTC/GMT
Updated	2017-07-19 16:51:45	Time when the event was most recently updated. UTC/GMT
Timezone offset	-540	Timezone offset from UTC in minutes at the event epicenter.
Felt	30	The total number of felt reports
CDI	3.1	The maximum reported intensity for the event.
MMI	2.71	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	220	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	,us,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	0.46 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	ak16353291	Id of event.
Event Code	16353291	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us20009xru,ak16353291,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.7 quake has struck near Cohoe in Alaska

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