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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Oxapampa in Peru


Earthquake location -9.9772S, -75.4251WA light earthquake with magnitude 4.4 (ml/mb) was detected on Sunday, 66 kilometers (41 miles) from Oxapampa in Peru. Global date and time of event UTC/GMT: 23/09/18 / 2018-09-23 09:41:40 / September 23, 2018 @ 9:41 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 45.71 km (28 miles) below the earth’s surface. The 4.4-magnitude earthquake has occurred at 04:41:40 / 4:41 am (local time epicenter). Exact location of event, depth 45.71 km, -75.4251° West, -9.9772° South. Unique identifier: us1000h3tt. Ids that are associated to the event: us1000h3tt.

Closest city/cities/towns to epicentrum/hypocenter was Huánuco, Ambo, Villa Rica (min 5000 pop). Earthquake epicenter was 90 km (56 miles) from Huánuco (c. 148 000 pop), 67 km (42 miles) from Oxapampa (c. 12 000 pop), 86 km (54 miles) from Villa Rica (c. 7 400 pop), 87 km (54 miles) from Ambo (c. 6 900 pop). Nearby country/countries that might be effected, Peru (c. 29 907 000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days eight earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

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. 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: 66 km N of Oxapampa, Peru.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -75.4251° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -9.9772° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.71 km Depth of the event in kilometers.
Place 66km N of Oxapampa, Peru Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-09-23 09:41:40 Time when the event occurred. UTC/GMT
Updated 2018-09-29 13:30:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 298 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 2.434 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.69 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 111 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000h3tt Id of event.
Event Code 1000h3tt An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000h3tt, A comma-separated list of event ids that are associated to an event.

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