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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 270 km WNW of Port McNeill, Canada


Earthquake location 51.5327S, -130.6439WA light earthquake with magnitude 4 (ml/mb) was detected on Sunday, 270 km WNW of Port McNeill, Canada (168 miles). Exact time and date of event in UTC/GMT: 15/09/24 / 2024-09-15 23:26:47 / September 15, 2024 @ 11:26 pm. Unique identifier: us7000ng8y. Ids that are associated to the event: us7000ng8y. 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 10 km (6 miles) below the earth’s surface. Exact location, longitude -130.6439° West, latitude 51.5327° North, depth = 10 km. The 4-magnitude earthquake was detected at 23:26:47 / 11:26 pm (local time epicenter).

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

Questions or comments?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 270 km WNW of Port McNeill, Canada.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -130.6439° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5327° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 270 km WNW of Port McNeill, Canada Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-09-15 23:26:47 Time when the event occurred. UTC/GMT
Updated 2024-10-10 03:53:40 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 2.281 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 246 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.835 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.96 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 207 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 us7000ng8y Id of event.
Event Code 7000ng8y An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000ng8y, A comma-separated list of event ids that are associated to an event.

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