M 4.68 in United States on 27 Jul 2020 16:05 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 4.7M
Depth: 35.27 Km
Lat/Lon: 18.924 , -155.457
Event Date: 27 Jul 2020 16:05 UTC
27 Jul 2020 06:05 Local
Exposed Population: 130000 people within 100km
Source: HVO hv72063082
Inserted at: 27 Jul 2020 16:43 UTC
INFORM Coping capacity of the alert score: 2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
HVO 0 0
hv72063082 Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.65  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1323603 0 27 Jul 2020 16:05 4.68M, 35.27km 4.19 N/A (in MMI>=VII) 00:37 HVO
1323604 0 27 Jul 2020 16:05 4.67M, 35.97km 3.72 N/A (in MMI>=VII) 01:01 HVO
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in United States ,of Hawaii. The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1323603 18.96/-155.481 4.9 46.9 4.184 27 Jul 2020 16:45 00:39 (new episode)
2 0 1323603 18.96/-155.481 4.9 46.9 4.193 27 Jul 2020 16:54 00:48 (upd of #1)
3 0 1323604 18.995/-155.459 4.6 39.0 3.989 27 Jul 2020 17:07 01:01 (new episode)
4 0 1323604 18.984/-155.455 4.6 38.5 3.971 27 Jul 2020 17:44 01:38 (upd of #3)
5 0 1323604 18.984/-155.455 4.6 38.5 3.734 27 Jul 2020 18:09 02:03 (upd of #4)
6 0 1323604 18.984/-155.455 4.6 38.5 3.725 28 Jul 2020 16:09 1d 00:03 (upd of #5)

Affected Provinces

Intensity Region Province Country Population
Hawaii United States <1000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Kaalualu Hawaii United States Village - 17 km
Honuapo Hawaii United States Village - 21 km
Waiahukini Hawaii United States Village - 25 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Kaalaiki Airstrip 599 0 25 km

Ports

Intensity Name LOCODE Country Distance
Honuapo Wake Island 20 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.