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Minor earthquake 2.8 mag, 4 km WSW of Volcano, Hawaii


Earthquake location 19.4118328S, -155.2791595WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Wednesday, 4 kilometers (2 miles) from Volcano in Hawaii. The earthquake occurred at a depth of 0.4 km (0 miles). Exact location of event, longitude -155.2791595 West, latitude 19.4118328 North, depth = 0.4 km. Global time and date of event 21/06/18 / 2018-06-21 06:23:57 / June 21, 2018 @ 6:23 am UTC/GMT. The 2.8-magnitude earthquake has occurred at 20:23:57 / 8:23 pm (local time epicenter). Id of earthquake: hv70297806. Event ids that are associated: hv70297806.

Nearest cities/city/villages to epicentrum/hypocenter was Hōlualoa, Hilo, Hawaiian Paradise Park (min 5000 pop). Event epicenter was 41 km (25 miles) from Hilo (c. 43 300 pop), 34 km (21 miles) from Hawaiian Paradise Park (c. 11 400 pop), 38 km (24 miles) from Hawaiian Paradise Park (c. 11 400 pop), 74 km (46 miles) from Hōlualoa (c. 8 500 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been sixty-nine, in the last 10 days five hundred and fifty-six, in the past 30 days nine hundred and ninety-six and in the last 365 days one thousand, three hundred and seventy-eight earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor earthquakes in the world.

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. 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: 4 km WSW of Volcano, Hawaii.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -155.2791595° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.4118328° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 0.4 km Depth of the event in kilometers.
Place 4km WSW of Volcano, Hawaii Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-06-21 06:23:57 Time when the event occurred. UTC/GMT
Updated 2018-06-21 06:27:28 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 121 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network hv The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,hv, A comma-separated list of network contributors.
Number of Stations Used 40 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.007439 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 35 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 hv70297806 Id of event.
Event Code 70297806 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,hv70297806, A comma-separated list of event ids that are associated to an event.

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