Earthquake with magnitude of ML 1.8 on date 17-12-2023 and time 21:57:34 (UTC) in region Isole Eolie (Messina)

A magnitude ML 1.8 earthquake occured in region: Isole Eolie (Messina), on

  • 17-12-2023 21:57:34 (UTC)
  • 17-12-2023 22:57:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.5330, 14.6950 at 17 km depth.

The earthquake was located by: Sala Operativa INGV_OE (Catania).

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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Leni ME 12 696 696
Malfa ME 13 982 1678
Santa Marina Salina ME 16 903 2581

Municipalities with at least 50000 inhabitants

An earthquake occurred to
84 Km W of Messina (238439 inhabitants)
95 Km NW of Reggio di Calabria (183035 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
Rev200
ML 1.8 2023-12-17
21:57:34
38.533 14.695 17 2023-12-17
22:37:29
Sala Operativa INGV_OE (Catania) 124115641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-17 21:57:34
Latitude 38.5330
Longitude 14.6950
Depth (km) 17 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT#SeismPicker_SO-OE
Event type earthquake
Origin ID 124115641

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
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) 0.2
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
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 124115641
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-12-17 22:37:29
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