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Minor earthquake 2.8 mag, 3 km WSW of Volcano, Hawaii


Earthquake location 19.4196663S, -155.2689972WA minor earthquake magnitude 2.8 (ml/mb) strikes 3 kilometers (2 miles) from Volcano in Hawaii on Saturday. The epicenter was at a depth of 0.64 km (0 miles). Exact location, longitude -155.2689972° West, latitude 19.4196663° North, depth = 0.64 km. Date and time of earthquake in UTC/GMT: 20/05/18 / 2018-05-20 08:12:59 / May 20, 2018 @ 8:12 am. The temblor was picked up at 22:12:59 / 10:12 pm (local time epicenter). Unique identifier: hv70166081. Ids that are associated to the event: hv70166081.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Hōlualoa, Hilo, Hawaiian Paradise Park. Close country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 39 km (24 miles) from Hilo (c. 43 300 pop), 33 km (20 miles) from Hawaiian Paradise Park (c. 11 400 pop), 37 km (23 miles) from Hawaiian Paradise Park (c. 11 400 pop), 75 km (46 miles) from Hōlualoa (c. 8 500 pop).

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

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 3 km WSW of Volcano, Hawaii. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -155.2689972° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.4196663° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 0.64 km Depth of the event in kilometers.
Place 3km 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 2018-05-20 08:12:59 Time when the event occurred. UTC/GMT
Updated 2018-05-20 08:18:42 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 8 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.007477 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 140 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 hv70166081 Id of event.
Event Code 70166081 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,hv70166081, A comma-separated list of event ids that are associated to an event.

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