Earthquake with magnitude of ML 1.6 on date 26-10-2023 and time 02:26:41 (UTC) in region Costa Calabra nord occidentale (Cosenza)

A magnitude ML 1.6 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 26-10-2023 02:26:41 (UTC)
  • 26-10-2023 04:26:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8180, 15.6680 at 18 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
Scalea CS 11 10913 10913
San Nicola Arcella CS 11 1957 12870
Praia a Mare CS 13 6725 19595
Tortora CS 15 6187 25782
Santa Domenica Talao CS 16 1263 27045
Santa Maria del Cedro CS 16 4954 31999
Aieta CS 18 823 32822
Grisolia CS 19 2249 35071
MaierĂ  CS 19 1224 36295

Municipalities with at least 50000 inhabitants

An earthquake occurred to
77 Km NW of Cosenza (67546 inhabitants)
92 Km S of Potenza (67122 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 1.6 2023-10-26
02:26:41
39.8182 15.6682 18 2023-10-26
02:32:41
Sala Sismica INGV-Roma 122391491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-26 02:26:41 ± 0.24
Latitude 39.8182 ± 0.0072
Longitude 15.6682 ± 0.0129
Depth (km) 18 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122391491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1238
Semi-minor axis of confidence ellipse (meter) 193
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
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) 202
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39480
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 14
Type of magnitude ML
Reference to an origin 122391491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-26 02:32:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.KBN.HHZ.00 2023-10-26T02:28:27.92 3.0 undecidable manual Sn 0.09 0
ST.PANI.EHZ. 2023-10-26T02:28:27.59 3.0 undecidable manual Pn 7.59 0
IV.NARO.HHZ. 2023-10-26T02:27:57.20 3.0 undecidable manual Pg 12.37 0
IV.MURB.HHZ. 2023-10-26T02:27:45.74 3.0 undecidable manual Pn 4.61 0
IV.SRES.HHZ. 2023-10-26T02:27:36.00 3.0 undecidable manual Pn 5.7 0
IV.PAOL.HHZ. 2023-10-26T02:27:23.30 3.0 undecidable manual S 0.05 0
IV.GIB.HHZ. 2023-10-26T02:27:17.81 3.0 positive manual Pg 3.91 0
IV.PAOL.HHZ. 2023-10-26T02:27:03.65 3.0 undecidable manual P -0.44 0
IV.SIRI.HHZ. 2023-10-26T02:26:56.21 0.3 undecidable manual S 23 43.8228 102 0.48 66
IV.CET2.HHZ. 2023-10-26T02:26:55.45 0.6 undecidable manual S 143 40.3263 103 0.61 42
IV.MGR.HHZ. 2023-10-26T02:26:53.86 0.3 undecidable manual S 345 36.741 105 -0.05 73
XE.T0702.HHZ. 2023-10-26T02:26:53.72 0.6 undecidable manual S 107 37.0296 105 -0.25 47
XE.MORMA.HHZ. 2023-10-26T02:26:51.10 0.3 undecidable manual S 77 26.5512 113 -0.21 73
MN.CUC.HHZ. 2023-10-26T02:26:50.17 0.3 undecidable manual S 33 23.1546 117 -0.33 71
XE.T0701.HHZ. 2023-10-26T02:26:49.93 0.6 positive manual P 64 42.4242 102 0.45 44
IV.GRIS.EHZ. 2023-10-26T02:26:49.29 0.3 undecidable manual S 119 17.9709 125 -0.02 76
IV.SIRI.HHZ. 2023-10-26T02:26:49.69 0.6 positive manual P 23 43.8228 102 0.01 49
IV.CET2.HHZ. 2023-10-26T02:26:48.19 0.6 negative manual P 143 40.3263 103 -0.97 36
IV.MGR.HHZ. 2023-10-26T02:26:48.72 0.1 undecidable manual P 345 36.741 105 0.09 97
XE.T0702.HHZ. 2023-10-26T02:26:48.70 1.0 positive manual P 107 37.0296 105 0.04 24
XE.MORMA.HHZ. 2023-10-26T02:26:47.06 0.3 negative manual P 77 26.5512 113 -0.07 74
MN.CUC.HHZ. 2023-10-26T02:26:46.62 0.1 undecidable manual P 33 23.1546 117 -0.04 100
IV.GRIS.EHZ. 2023-10-26T02:26:46.14 0.1 undecidable manual P 119 17.9709 125 0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRIS.EHE. ML:1.6 0.00028099999999999995 0.9 AML other m 2023-10-26T02:26:49.96
IV.GRIS.EHN. ML:1.7 0.00033199999999999994 0.88 AML other m 2023-10-26T02:26:50.00
MN.CUC.HHN. ML:1.5 0.00017999999999999998 0.64 AML other m 2023-10-26T02:26:50.33
MN.CUC.HHE. ML:1.8 0.0002985 0.3 AML other m 2023-10-26T02:26:50.42
XE.MORMA.HHN. ML:1.6 0.00019600000000000002 0.34 AML other m 2023-10-26T02:26:51.91
XE.MORMA.HHE. ML:1.7 0.0002185 1.3 AML other m 2023-10-26T02:26:52.93
XE.T0702.HHE. ML:1.6 0.0001293 1.04 AML other m 2023-10-26T02:26:54.64
XE.T0702.HHN. ML:1.6 0.0001275 0.32 AML other m 2023-10-26T02:26:54.43
IV.MGR.HHN. ML:1.4 0.00008795 1.58 AML other m 2023-10-26T02:26:54.08
IV.MGR.HHE. ML:1.4 0.00008625 0.82 AML other m 2023-10-26T02:26:55.72
IV.SIRI.HNE. ML:1.7 0.000143 0.86 AML other m 2023-10-26T02:26:56.01
IV.SIRI.HHE. ML:1.7 0.000134 0.32 AML other m 2023-10-26T02:26:57.33
IV.SIRI.HHN. ML:1.7 0.00013800000000000002 1.36 AML other m 2023-10-26T02:26:58.29
IV.SIRI.HNN. ML:1.7 0.00014050000000000003 1.34 AML other m 2023-10-26T02:26:58.97
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