Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 27-01-2023 and time 01:02:14 (UTC) in region Costa Calabra nord occidentale (Cosenza)

A magnitude ML 1.5 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 27-01-2023 01:02:14 (UTC)
  • 27-01-2023 02:02:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.0950, 15.8720 at 48 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Amantea CS 19 13975 13975
Belmonte Calabro CS 19 2003 15978

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Cosenza (67546 inhabitants)
41 Km W of Lamezia Terme (70714 inhabitants)
66 Km W 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 1.5 2023-01-27
01:02:14		 39.095 15.8722 48 2024-03-01
17:18:02		 Bollettino Sismico Italiano INGV 116087311
Reviewed
Rev100 		ML 1.3 2023-01-27
01:02:15		 39.1235 15.9265 49 2023-01-27
01:16:13		 Sala Sismica INGV-Roma 113822511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-27 01:02:14 ± 0.18
Latitude 39.0950 ± 0.0072
Longitude 15.8722 ± 0.0185
Depth (km) 48 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116087311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1241
Semi-minor axis of confidence ellipse (meter) 1072
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 1240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 19
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94159
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 113822511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-27 01:16:13

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 116087311
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 13:12:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTMR.EHZ. 2023-01-27T01:03:17.07 3.0 undecidable manual Sg 1.35 0
IV.POFI.HHZ. 2023-01-27T01:02:57.08 3.0 undecidable manual Pg -0.74 0
XE.MORMA.HHE. 2023-01-27T01:02:40.70 0.3 undecidable manual S 6 86.3469 102 -0.21 66
IV.GRIS.HNE. 2023-01-27T01:02:38.00 0.6 undecidable manual S 359 71.6727 107 0.17 45
IV.SERS.HNN. 2023-01-27T01:02:38.53 0.6 undecidable manual S 95 70.5738 108 0.91 36
IV.CELI.HHE. 2023-01-27T01:02:36.10 0.6 undecidable manual S 58 64.491 110 -0.26 45
IV.MTMR.EHZ. 2023-01-27T01:02:34.94 3.0 undecidable manual Pn -8.82 0
IV.CET2.HHZ. 2023-01-27T01:02:33.60 0.3 undecidable manual S 8 48.618 121 0.31 68
IV.SPS2.HHZ. 2023-01-27T01:02:32.50 0.3 undecidable manual S 61 45.621 123 -0.24 71
IV.MRCB.HHN. 2023-01-27T01:02:31.80 0.3 undecidable manual P 188 104.5176 99 -0.3 61
IV.CAR1.HHZ. 2023-01-27T01:02:30.80 0.6 undecidable manual S 59 34.0437 135 0.01 50
IV.GIZZ.HHZ. 2023-01-27T01:02:30.20 0.6 undecidable manual S 114 31.6461 137 -0.23 48
IV.PLAC.HHE. 2023-01-27T01:02:30.32 0.3 undecidable manual P 145 86.7465 102 0.4 64
XE.MORMA.HHE. 2023-01-27T01:02:29.63 0.3 undecidable manual P 6 86.3469 102 -0.25 65
IV.SERS.HNN. 2023-01-27T01:02:28.60 0.1 undecidable manual P 95 70.5738 108 0.62 82
IV.GRIS.HNE. 2023-01-27T01:02:28.23 0.3 undecidable manual P 359 71.6727 107 0.13 69
IV.SELL.HHZ. 2023-01-27T01:02:27.05 0.3 undecidable manual P 101 66.2781 110 -0.42 65
IV.CELI.HHE. 2023-01-27T01:02:26.81 0.3 undecidable manual P 58 64.491 110 -0.45 65
IV.CET2.HHZ. 2023-01-27T01:02:25.76 0.1 positive manual P 8 48.618 121 0.28 93
IV.SPS2.HHZ. 2023-01-27T01:02:25.01 0.3 undecidable manual P 61 45.621 123 -0.15 72
IV.CAR1.HHZ. 2023-01-27T01:02:23.94 0.3 undecidable manual P 59 34.0437 135 -0.1 74
IV.GIZZ.HHZ. 2023-01-27T01:02:23.78 0.1 undecidable manual P 114 31.6461 137 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GIZZ.HHE. ML:1.6 0.00009484999999999999 0.1 AML other m 2023-01-27T01:02:30.91
IV.GIZZ.HHN. ML:1.7 0.00011545 1.3 AML other m 2023-01-27T01:02:31.68
IV.CAR1.HHN. ML:1.3 0.00004064149 0.3 AML other m 2023-01-27T01:02:31.79
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