Earthquake with magnitude of ML 1.1 on date 19-12-2023 and time 11:23:16 (Italy) in region 1 km E San Sosti (CS)

A magnitude ML 1.1 earthquake occured in region: 1 km E San Sosti (CS), on

  • 19-12-2023 10:23:16 (UTC)
  • 19-12-2023 11:23:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.6600, 16.0420 at 35 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Sosti CS 1 2185 2185
Mottafollone CS 3 1236 3421
San Donato di Ninea CS 6 1360 4781
Malvito CS 7 1795 6576
Sant'Agata di Esaro CS 7 1890 8466
Acquaformosa CS 8 1106 9572
Santa Caterina Albanese CS 9 1222 10794
Altomonte CS 9 4488 15282
Fagnano Castello CS 11 3885 19167
Roggiano Gravina CS 11 7208 26375
Lungro CS 12 2592 28967
Sangineto CS 13 1338 30305
San Marco Argentano CS 13 7424 37729
Firmo CS 14 2115 39844
Buonvicino CS 14 2247 42091
Bonifati CS 14 2858 44949
Cervicati CS 15 829 45778
Verbicaro CS 15 3056 48834
Mongrassano CS 16 1607 50441
Belvedere Marittimo CS 16 9371 59812
Saracena CS 16 3828 63640
MaierĂ  CS 18 1224 64864
Grisolia CS 18 2249 67113
Cerzeto CS 18 1373 68486
Cetraro CS 18 10128 78614
Diamante CS 19 5329 83943
Torano Castello CS 19 4614 88557
Orsomarso CS 19 1265 89822
San Martino di Finita CS 20 1100 90922
Acquappesa CS 20 1907 92829
San Basile CS 20 1055 93884

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NW of Cosenza (67546 inhabitants)
80 Km N of Lamezia Terme (70714 inhabitants)
96 Km NW of Catanzaro (90612 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 1.1 2023-12-19
10:23:16
39.6603 16.0423 35 2023-12-19
10:37:31
Sala Sismica INGV-Roma 124141921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-19 10:23:16 ± 0.24
Latitude 39.6603 ± 0.0081
Longitude 16.0423 ± 0.0199
Depth (km) 35 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124141921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1716
Semi-minor axis of confidence ellipse (meter) 331
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 1720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21584
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 124141921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-19 10:37:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGO.HHN. 2023-12-19T10:23:32.78 3.0 undecidable manual P -0.15 0
IV.GIZZ.HHN. 2023-12-19T10:23:30.36 3.0 undecidable manual P 0.24 0
XE.MORMA.HHZ. 2023-12-19T10:23:29.39 0.6 undecidable manual S 346 23.9538 143 0.25 48
IV.GRIS.EHZ. 2023-12-19T10:23:28.22 0.6 undecidable manual S 299 18.4704 150 -0.1 50
IV.CET2.HHZ. 2023-12-19T10:23:28.09 0.6 undecidable manual S 207 16.3725 153 0.03 51
XE.T0702.HHZ. 2023-12-19T10:23:27.17 0.6 undecidable manual S 28 7.5813 167 -0.07 51
XE.MORMA.HHZ. 2023-12-19T10:23:23.88 1.0 undecidable manual P 346 23.9538 143 -0.04 25
IV.GRIS.EHZ. 2023-12-19T10:23:23.34 0.6 negative manual P 299 18.4704 150 -0.1 50
IV.CET2.HHZ. 2023-12-19T10:23:23.37 0.1 undecidable manual P 207 16.3725 153 0.08 100
XE.T0702.HHZ. 2023-12-19T10:23:22.60 1.0 negative manual P 28 7.5813 167 -0.22 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHN. ML:1.6 0.00013929999999999997 0.1 AML other m 2023-12-19T10:23:28.34
IV.CET2.HHE. ML:1.2 0.00006745000000000001 0.78 AML other m 2023-12-19T10:23:28.44
XE.MORMA.HHE. ML:1.0 0.0000322 0.3 AML other m 2023-12-19T10:23:29.34
XE.MORMA.HHN. ML:0.9 0.0000244 1.3 AML other m 2023-12-19T10:23:33.82
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