Earthquake with magnitude of Mwp 6.8 on date 22-05-2015 and time 21:45:17 (UTC) in region Solomon Is. [Sea]

A magnitude Mwp 6.8 earthquake occured in region: Solomon Is. [Sea], on

  • 22-05-2015 21:45:17 (UTC)
  • 22-05-2015 23:45:17 (UTC +02:00) Italian time
  • 23-05-2015 08:45:17 (UTC +11:00) local time in the region of the earthquake (Pacific/Guadalcanal)

and geographic coordinates (lat, lon) -11.0600, 163.5570 at 1 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
mb 5.9
Mwp 6.8

Mwpd 7.0
2015-05-22
21:45:17
-11.0602 163.557 1 2015-05-22
22:06:13
Sala Sismica INGV-Roma 19287621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-05-22 21:45:17
Latitude -11.0602
Longitude 163.5570
Depth (km) 1 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 19287621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 18596
Semi-minor axis of confidence ellipse (meter) 13584
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 83
Circular confidence region, given by single value of horizontal uncertainty (meter) 15020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46.5726
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.76917
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitudes information

Mwp:6.8

Field Value
Value 6.8
Uncertainty 0.1
Num. used stations 53
Type of magnitude Mwp
Reference to an origin 19287621
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-05-22 22:06:14

Mwpd:7.0

Field Value
Value 7.0
Uncertainty 0.2
Num. used stations 49
Type of magnitude Mwpd
Reference to an origin 19287621
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-05-22 22:06:14

mb:5.9

Field Value
Value 5.9
Uncertainty 0.3
Num. used stations 57
Type of magnitude mb
Reference to an origin 19287621
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-05-22 22:06:14
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download