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Minor earthquake: M2.8 quake has struck near Volcano in Hawaii


Earthquake location 19.4118328S, -155.2591705WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Tuesday, 3 kilometers (2 miles) from Volcano in Hawaii. Exact time and date of event in UTC/GMT: 31/07/18 / 2018-07-31 15:53:22 / July 31, 2018 @ 3:53 pm. Event id: hv70503352. Ids that are associated to the earthquake: hv70503352. Exact location, longitude -155.2591705° West, latitude 19.4118328° North, depth = 0.5 km. The 2.8-magnitude earthquake was detected at 05:53:22 / 5:53 am (local time epicenter). The earthquake was roughly at a depth of 0.5 km (0 miles).

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Hōlualoa, Hilo, Hawaiian Paradise Park. Epicenter of the event was 40 km (25 miles) from Hilo (c. 43 300 pop), 32 km (20 miles) from Hawaiian Paradise Park (c. 11 400 pop), 36 km (22 miles) from Hawaiian Paradise Park (c. 11 400 pop), 76 km (47 miles) from Hōlualoa (c. 8 500 pop).

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. In the past 24 hours, there have been one hundred and six, in the last 10 days six hundred and fifty, in the past 30 days two thousand, one hundred and fourty-eight and in the last 365 days four thousand, five hundred and fifty-four earthquakes of magnitude 3.0 or greater that have been detected nearby.

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: 3 km SW of Volcano, Hawaii.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -155.2591705° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.4118328° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 0.5 km Depth of the event in kilometers.
Place 3km SW 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 2018-07-31 15:53:22 Time when the event occurred. UTC/GMT
Updated 2018-07-31 15:56:21 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 31 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0007132 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.28 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 47 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 hv70503352 Id of event.
Event Code 70503352 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,hv70503352, A comma-separated list of event ids that are associated to an event.

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