Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 23-02-2023 and time 05:09:41 (Italy) in region 4 km NE Corigliano Calabro (CS)

A magnitude ML 1.3 earthquake occured in region: 4 km NE Corigliano Calabro (CS), on

  • 23-02-2023 04:09:41 (UTC)
  • 23-02-2023 05:09:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.6320, 16.5460 at 22 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Corigliano Calabro CS 5 40427 40427
San Giorgio Albanese CS 10 1432 41859
Rossano CS 10 36842 78701
Vaccarizzo Albanese CS 11 1125 79826
San Cosmo Albanese CS 12 591 80417
Paludi CS 16 1062 81479
San Demetrio Corone CS 17 3559 85038
Terranova da Sibari CS 18 5100 90138

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NE of Cosenza (67546 inhabitants)
75 Km N of Lamezia Terme (70714 inhabitants)
79 Km NW of Crotone (62178 inhabitants)
81 Km N 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
Bulletin
Rev1000 		ML 1.3 2023-02-23
04:09:41		 39.6317 16.5462 22 2024-03-01
17:18:17		 Bollettino Sismico Italiano INGV 123087911
Reviewed
Rev100 		ML 1.2 2023-02-23
04:09:41		 39.6398 16.5847 10 2023-02-23
04:14:22		 Sala Sismica INGV-Roma 114722721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-23 04:09:41 ± 0.2
Latitude 39.6317 ± 0.0063
Longitude 16.5462 ± 0.0163
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 123087911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1320
Semi-minor axis of confidence ellipse (meter) 377
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 82
Circular confidence region, given by single value of horizontal uncertainty (meter) 1320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.16278
Epicentral distance of station farthest from the epicenter (degree) 0.65111
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 123087911
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-13 16:17:43

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 114722721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-23 04:14:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.HHZ. 2023-02-23T04:09:59.01 0.6 undecidable manual S 350 47.2194 106 1.65 26
IV.CET2.HHZ. 2023-02-23T04:09:58.97 0.6 undecidable manual S 257 51.8037 105 0.43 45
IV.CAR1.HHZ. 2023-02-23T04:09:58.70 0.6 undecidable manual S 214 50.8158 105 0.42 46
IV.SPS2.HHZ. 2023-02-23T04:09:56.27 0.6 undecidable manual S 205 41.7249 109 0.31 48
XE.TNOVA.HNE. 2023-02-23T04:09:56.64 0.6 undecidable manual S 328 45.1215 107 -0.19 49
XE.BIDON.HHZ. 2023-02-23T04:09:55.77 0.6 undecidable manual S 348 35.6421 113 1.32 32
IV.SELL.HHZ. 2023-02-23T04:09:54.66 0.3 undecidable manual P 174 72.2721 100 0.08 72
IV.SALB.HHZ. 2023-02-23T04:09:53.32 0.6 undecidable manual S 328 32.1456 116 -0.27 49
IV.SERS.HNN. 2023-02-23T04:09:53.65 0.3 undecidable manual P 169 67.1772 101 -0.16 69
IV.CELI.HHZ. 2023-02-23T04:09:52.06 0.3 undecidable manual S 187 25.5522 123 0 78
IV.PIPA.HHZ. 2023-02-23T04:09:52.91 0.6 undecidable manual S 125 28.2495 120 0.25 50
IV.ORI.HHZ. 2023-02-23T04:09:51.01 0.1 undecidable manual P 350 47.2194 106 0.19 97
IV.CAR1.HHZ. 2023-02-23T04:09:51.30 0.3 undecidable manual P 214 50.8158 105 -0.05 74
IV.CET2.HHZ. 2023-02-23T04:09:51.66 0.1 undecidable manual P 257 51.8037 105 0.16 97
IV.TDS.HHZ. 2023-02-23T04:09:50.12 0.6 undecidable manual S 280 18.0708 134 -0.36 49
IV.SPS2.HHZ. 2023-02-23T04:09:50.15 0.3 undecidable manual P 205 41.7249 109 0.14 75
XE.TNOVA.HNE. 2023-02-23T04:09:49.97 0.3 undecidable manual P 328 45.1215 107 -0.54 67
XE.BIDON.HHZ. 2023-02-23T04:09:48.94 0.3 undecidable manual P 348 35.6421 113 -0.2 73
IV.SALB.HHZ. 2023-02-23T04:09:48.14 0.1 undecidable manual P 328 32.1456 116 -0.5 92
IV.CELI.HHZ. 2023-02-23T04:09:47.57 0.1 undecidable manual P 187 25.5522 123 -0.19 99
IV.PIPA.HHZ. 2023-02-23T04:09:47.97 0.1 undecidable manual P 125 28.2495 120 -0.14 100
IV.TDS.HHZ. 2023-02-23T04:09:46.59 0.1 undecidable manual P 280 18.0708 134 -0.26 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TDS.HHE. ML:1.0 0.00005964999999999999 0.38 AML other m 2023-02-23T04:09:50.36
IV.TDS.HHN. ML:0.8 0.000039599999999999994 0.32 AML other m 2023-02-23T04:09:51.58
IV.CELI.HHN. ML:1.4 0.00010845 0.14 AML other m 2023-02-23T04:09:52.18
IV.CELI.HHE. ML:1.1 0.000053599999999999995 0.14 AML other m 2023-02-23T04:09:52.24
IV.PIPA.HHN. ML:1.4 0.000113 0.44 AML other m 2023-02-23T04:09:53.45
IV.SALB.HHE. ML:1.5 0.000123 0.34 AML other m 2023-02-23T04:09:54.52
IV.SALB.HHN. ML:1.4 0.00008360000000000001 0.2 AML other m 2023-02-23T04:09:54.82
IV.PIPA.HHE. ML:1.6 0.0001585 1.26 AML other m 2023-02-23T04:09:55.74
IV.SPS2.HHN. ML:0.9 0.0000229 0.3 AML other m 2023-02-23T04:09:58.76
IV.CET2.HHN. ML:1.8 0.0001295 0.96 AML other m 2023-02-23T04:09:59.65
IV.SPS2.HHE. ML:0.9 0.0000237 0.26 AML other m 2023-02-23T04:09:59.22
IV.ORI.HHE. ML:1.6 0.000117 0.28 AML other m 2023-02-23T04:09:59.75
IV.ORI.HHN. ML:1.5 0.00007539999999999999 0.46 AML other m 2023-02-23T04:10:00.69
IV.CET2.HHE. ML:1.3 0.0000434 1 AML other m 2023-02-23T04:10:00.14
IV.CAR1.HHE. ML:1.3 0.0000429 0.38 AML other m 2023-02-23T04:10:01.39
IV.CAR1.HHN. ML:1.2 0.00003305 0.42 AML other m 2023-02-23T04:10:04.62
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