Earthquake with magnitude of ML 1.4 on date 20-09-2023 and time 05:18:50 (UTC) in region 6 km SE Mormanno (CS)

A magnitude ML 1.4 earthquake occured in region: 6 km SE Mormanno (CS), on

  • 20-09-2023 05:18:50 (UTC)
  • 20-09-2023 07:18:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8610, 16.0520 at 11 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
Mormanno CS 6 3027 3027
Morano Calabro CS 8 4576 7603
Rotonda PZ 10 3494 11097
Laino Castello CS 11 848 11945
San Basile CS 11 1055 13000
Laino Borgo CS 13 1921 14921
Papasidero CS 13 734 15655
Viggianello PZ 13 3025 18680
Saracena CS 13 3828 22508
Castrovillari CS 14 22240 44748
Orsomarso CS 14 1265 46013
Lungro CS 14 2592 48605
Acquaformosa CS 16 1106 49711
San Donato di Ninea CS 17 1360 51071
Verbicaro CS 17 3056 54127
Santa Domenica Talao CS 17 1263 55390
Castelluccio Inferiore PZ 17 2131 57521
Castelluccio Superiore PZ 18 824 58345
Frascineto CS 18 2154 60499
Firmo CS 19 2115 62614
San Severino Lucano PZ 19 1563 64177
Altomonte CS 19 4488 68665

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km N of Cosenza (67546 inhabitants)
89 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 1.4 2023-09-20
05:18:50
39.8612 16.0522 11 2023-09-20
05:24:37
Sala Sismica INGV-Roma 121260301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-20 05:18:50 ± 0.13
Latitude 39.8612 ± 0.0054
Longitude 16.0522 ± 0.0117
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121260301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1014
Semi-minor axis of confidence ellipse (meter) 485
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) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34084
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.8
Num. used stations 20
Type of magnitude ML
Reference to an origin 121260301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-20 05:24:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SCIAC.HHZ. 2023-09-20T05:20:24.28 3.0 undecidable manual Sn -5.3 0
IV.FRON.EHZ. 2023-09-20T05:20:24.67 3.0 undecidable manual Sg 7.2 0
IV.NARO.HHZ. 2023-09-20T05:20:12.96 3.0 undecidable manual Sn -7.95 0
IV.MMO1.EHZ. 2023-09-20T05:20:01.41 3.0 undecidable manual Sg 1.93 0
IV.ARRO.EHZ. 2023-09-20T05:19:58.87 3.0 undecidable manual Sn -4.54 0
7C.SPAOL.HNZ. 2023-09-20T05:19:36.47 3.0 positive manual Pg 7.73 0
IV.SFI.EHZ. 2023-09-20T05:19:35.64 3.0 undecidable manual Pn -6.67 0
IV.NARO.HHZ. 2023-09-20T05:19:33.27 3.0 undecidable manual Pn -0.86 0
IV.RAFF.HHZ. 2023-09-20T05:19:31.71 3.0 positive manual Pn -3.92 0
IV.PP3.EHZ. 2023-09-20T05:19:28.13 3.0 negative manual Pg 3.54 0
IV.CPOZ.HHZ. 2023-09-20T05:19:28.72 3.0 undecidable manual Sn 0.59 0
IV.ARRO.EHZ. 2023-09-20T05:19:23.97 3.0 undecidable manual Pn -0.33 0
IV.ARVD.HHZ. 2023-09-20T05:19:21.88 3.0 undecidable manual Pn -8.55 0
IV.SNAL.HNZ. 2023-09-20T05:19:04.07 3.0 undecidable manual Sn -3.04 0
IV.CET2.HHZ. 2023-09-20T05:19:03.31 0.6 undecidable manual S 193 37.8288 50 -0.21 47
MN.CUC.HHZ. 2023-09-20T05:18:59.86 0.6 undecidable manual S 306 24.9528 50 -0.23 48
IV.CET2.HHZ. 2023-09-20T05:18:58.33 1.0 undecidable manual P 193 37.8288 50 0.15 24
XE.T0702.HHZ. 2023-09-20T05:18:57.29 0.6 undecidable manual S 170 15.7731 124 -0.22 49
XE.T0701.HHZ. 2023-09-20T05:18:57.01 0.6 undecidable manual S 21 14.874 126 -0.25 49
MN.CUC.HHZ. 2023-09-20T05:18:56.86 1.0 negative manual P 306 24.9528 50 0.66 21
XE.T0702.HHZ. 2023-09-20T05:18:55.00 0.6 positive manual P 170 15.7731 124 0.29 48
XE.MORMA.HHZ. 2023-09-20T05:18:55.11 0.6 undecidable manual S 278 6.8931 147 -0.2 50
XE.T0701.HHZ. 2023-09-20T05:18:54.67 0.6 positive manual P 21 14.874 126 0.1 50
XE.MORMA.HHZ. 2023-09-20T05:18:53.61 0.1 positive manual P 278 6.8931 147 0.17 100
IV.SNAL.HNZ. 2023-09-20T05:18:51.90 3.0 undecidable manual P -0.77 0
IV.NOCI.HHZ. 2023-09-20T05:18:49.52 3.0 undecidable manual S -2.65 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XE.MORMA.HHN. ML:1.4 0.000411 0.2 AML other m 2023-09-20T05:18:55.36
XE.MORMA.HHE. ML:1.5 0.00041700000000000005 0.2 AML other m 2023-09-20T05:18:55.36
XE.MORMA.HNE. ML:1.5 0.0004665 0.2 AML other m 2023-09-20T05:18:55.36
XE.MORMA.HNN. ML:1.4 0.00036199999999999996 0.28 AML other m 2023-09-20T05:18:55.36
XE.T0701.HHE. ML:1.1 0.000119 0.18 AML other m 2023-09-20T05:18:57.20
XE.T0702.HHE. ML:0.4 0.000026700000000000002 0.28 AML other m 2023-09-20T05:18:57.53
XE.T0702.HHN. ML:0.5 0.0000308 1.34 AML other m 2023-09-20T05:18:58.92
XE.T0701.HHN. ML:1.0 0.00010159999999999999 0.26 AML other m 2023-09-20T05:18:58.27
MN.CUC.HHE. ML:0.5 0.0000188 0.44 AML other m 2023-09-20T05:19:02.31
MN.CUC.HHN. ML:0.4 0.00001535 0.56 AML other m 2023-09-20T05:19:02.51
IV.CET2.HHE. ML:0.6 0.000015899999999999997 0.56 AML other m 2023-09-20T05:19:03.83
IV.CET2.HHN. ML:0.9 0.00003115 0.64 AML other m 2023-09-20T05:19:04.66
IV.SERS.HHE. ML:1.6 0.0000356 0.08 AML other m 2023-09-20T05:19:29.28
IV.SERS.HHN. ML:1.8 0.00005535 0.08 AML other m 2023-09-20T05:19:29.39
7C.SPAOL.HNN. ML:4.7 0.00794 0.56 AML other m 2023-09-20T05:19:37.51
IV.PP3.EHE. ML:4.0 0.00042400000000000006 0.08 AML other m 2023-09-20T05:20:16.78
IV.PP3.HNE. ML:4.1 0.0005200000000000001 0.08 AML other m 2023-09-20T05:20:16.78
IV.PP3.HNN. ML:4.0 0.0004875 0.38 AML other m 2023-09-20T05:20:16.76
IV.PP3.EHN. ML:4.0 0.00043149999999999997 0.08 AML other m 2023-09-20T05:20:16.76
7C.SPAOL.HNE. ML:4.9 0.011875 0.82 AML other m 2023-09-20T05:20:24.52
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