Earthquake with magnitude of ML 2.0 on date 12-11-2023 and time 05:30:27 (UTC) in region Mar Ionio Settentrionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Mar Ionio Settentrionale (MARE), on

  • 12-11-2023 05:30:27 (UTC)
  • 12-11-2023 06:30:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7790, 16.8810 at 10 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
ML 2.0 2023-11-12
05:30:27
37.7792 16.8812 10 2023-11-12
05:41:01
Sala Sismica INGV-Roma 123054671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-12 05:30:27 ± 0.48
Latitude 37.7792 ± 0.0225
Longitude 16.8812 ± 0.0250
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123054671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2690
Semi-minor axis of confidence ellipse (meter) 2020
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 2690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 313
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.71496
Epicentral distance of station farthest from the epicenter (degree) 1.00364
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 123054671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-12 05:41:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRCB.HHZ. 2023-11-12T05:30:59.48 0.6 undecidable manual S 293 111.3996 50 -0.17 49
IY.CNDF.HHE.00 2023-11-12T05:30:54.68 0.6 undecidable manual S 286 93.0402 50 -0.06 52
IV.PLAC.HHZ. 2023-11-12T05:30:52.36 0.6 undecidable manual S 333 83.8494 50 0.08 53
IV.SOI.EHZ. 2023-11-12T05:30:51.34 0.6 undecidable manual S 295 79.365 50 0.25 51
IV.MRCB.HHZ. 2023-11-12T05:30:45.59 1.0 undecidable manual P 293 111.3996 50 -0.35 24
IV.GMB1.HHZ. 2023-11-12T05:30:44.68 0.3 undecidable manual P 295 102.7194 50 0.09 76
IY.SPDC.HHE. 2023-11-12T05:30:44.57 0.6 undecidable manual P 322 105.5166 50 -0.46 47
IY.CNDF.HHE.00 2023-11-12T05:30:43.36 0.1 undecidable manual P 286 93.0402 50 0.26 100
IY.OPPI.HHZ. 2023-11-12T05:30:42.35 0.3 undecidable manual P 306 93.4398 50 -0.81 63
IV.PLAC.HHZ. 2023-11-12T05:30:42.05 0.3 undecidable manual P 333 83.8494 50 0.37 75
IV.SOI.EHZ. 2023-11-12T05:30:41.29 0.6 negative manual P 295 79.365 50 0.29 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IY.OPPI.HHE. ML:2.0 0.00011350835 0.2816 AML other m 2023-11-12T05:30:47.16
IY.OPPI.HHN. ML:2.1 0.00014685000000000002 0.16 AML other m 2023-11-12T05:30:48.52
IV.PLAC.HHE. ML:1.9 0.0001066 1.06 AML other m 2023-11-12T05:30:52.75
IV.PLAC.HHN. ML:1.9 0.000112 1.38 AML other m 2023-11-12T05:30:52.79
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
Waveforms Seismic signals in miniseed + resp format Download