Earthquake with magnitude of ML 1.4 on date 20-09-2023 and time 21:17:12 (UTC) in region 8 km SE Mormanno (CS)

A magnitude ML 1.4 earthquake occured in region: 8 km SE Mormanno (CS), on

  • 20-09-2023 21:17:12 (UTC)
  • 20-09-2023 23:17:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8290, 16.0370 at 6 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 8 3027 3027
Morano Calabro CS 9 4576 7603
San Basile CS 11 1055 8658
Orsomarso CS 12 1265 9923
Saracena CS 12 3828 13751
Lungro CS 12 2592 16343
Papasidero CS 12 734 17077
Acquaformosa CS 13 1106 18183
Laino Castello CS 13 848 19031
San Donato di Ninea CS 13 1360 20391
Verbicaro CS 14 3056 23447
Rotonda PZ 14 3494 26941
Castrovillari CS 14 22240 49181
Laino Borgo CS 15 1921 51102
Santa Domenica Talao CS 16 1263 52365
Altomonte CS 17 4488 56853
Viggianello PZ 17 3025 59878
Firmo CS 17 2115 61993
San Sosti CS 19 2185 64178
Grisolia CS 19 2249 66427
Santa Maria del Cedro CS 19 4954 71381
Frascineto CS 19 2154 73535

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km N of Cosenza (67546 inhabitants)
92 Km S of Potenza (67122 inhabitants)
98 Km N of Lamezia Terme (70714 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
21:17:12
39.8293 16.0373 6 2023-09-20
21:46:32
Sala Sismica INGV-Roma 121287791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-20 21:17:12 ± 0.09
Latitude 39.8293 ± 0.0045
Longitude 16.0373 ± 0.0082
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121287791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 604
Semi-minor axis of confidence ellipse (meter) 428
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 258
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
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) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.59085
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 121287791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-20 21:46:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2023-09-20T21:17:33.10 0.6 undecidable manual S 157 65.0904 50 -0.52 41
IV.CAR1.HHZ. 2023-09-20T21:17:33.98 0.6 undecidable manual S 167 65.5899 50 0.2 44
IV.SIRI.HHZ. 2023-09-20T21:17:27.63 0.3 undecidable manual S 340 41.7249 50 0.23 69
IV.CAR1.HHZ. 2023-09-20T21:17:25.65 0.6 negative manual P 167 65.5899 50 0.75 37
IV.BULG.HHZ. 2023-09-20T21:17:24.71 1.0 undecidable manual P 296 62.493 50 0.28 22
IV.SPS2.HHZ. 2023-09-20T21:17:24.89 1.0 negative manual P 157 65.0904 50 0.08 23
IV.CET2.HHZ. 2023-09-20T21:17:23.87 0.6 undecidable manual S 192 34.0437 101 -0.94 37
MN.CUC.HHZ. 2023-09-20T21:17:21.96 0.6 undecidable manual S 314 26.2515 104 -0.19 47
IV.SIRI.HHZ. 2023-09-20T21:17:20.45 1.0 undecidable manual P 340 41.7249 50 -0.77 19
IV.GRIS.EHZ. 2023-09-20T21:17:19.64 0.6 undecidable manual S 238 18.5703 109 0.06 49
IV.CET2.HHZ. 2023-09-20T21:17:19.40 0.3 positive manual P 192 34.0437 101 -0.32 68
XE.T0702.HHZ. 2023-09-20T21:17:18.31 0.6 undecidable manual S 162 12.6762 117 0.62 43
IV.SALB.HHZ. 2023-09-20T21:17:18.08 0.1 positive manual P 78 26.8509 103 -0.22 94
MN.CUC.HHZ. 2023-09-20T21:17:17.90 1.0 negative manual P 314 26.2515 104 -0.29 23
IV.GRIS.EHZ. 2023-09-20T21:17:16.84 0.3 negative manual P 238 18.5703 109 0.14 73
XE.T0701.HHZ. 2023-09-20T21:17:16.69 0.1 positive manual P 21 18.6702 109 -0.04 99
XE.MORMA.HHZ. 2023-09-20T21:17:16.13 0.6 undecidable manual S 309 7.1928 132 0.03 51
XE.T0702.HHZ. 2023-09-20T21:17:15.83 0.1 positive manual P 162 12.6762 117 0.21 97
XE.MORMA.HHZ. 2023-09-20T21:17:14.79 0.1 positive manual P 309 7.1928 132 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XE.T0702.HNN. ML:1.4 0.000322 0.3 AML other m 2023-09-20T21:17:18.60
XE.T0702.HHN. ML:1.7 0.0006799999999999999 0.3 AML other m 2023-09-20T21:17:18.60
XE.T0702.HNE. ML:1.3 0.0002445 0.5 AML other m 2023-09-20T21:17:19.14
XE.T0702.HHE. ML:1.6 0.0005095 0.42 AML other m 2023-09-20T21:17:19.39
IV.GRIS.HNN. ML:1.7 0.00047149999999999997 1.04 AML other m 2023-09-20T21:17:20.85
IV.GRIS.EHN. ML:1.7 0.000432 1.08 AML other m 2023-09-20T21:17:20.87
IV.GRIS.EHE. ML:1.7 0.0004035 0.66 AML other m 2023-09-20T21:17:21.17
IV.GRIS.HNE. ML:1.7 0.0004005 0.66 AML other m 2023-09-20T21:17:21.17
XE.T0701.HNN. ML:1.4 0.000225 0.62 AML other m 2023-09-20T21:17:22.97
XE.T0701.HHN. ML:1.7 0.0004515 0.62 AML other m 2023-09-20T21:17:22.66
XE.T0701.HHE. ML:1.6 0.000309 1.26 AML other m 2023-09-20T21:17:23.64
XE.T0701.HNE. ML:1.3 0.0001735 1.26 AML other m 2023-09-20T21:17:23.64
IV.SALB.HHN. ML:1.3 0.0001095 0.52 AML other m 2023-09-20T21:17:23.74
IV.SALB.HNN. ML:1.3 0.00011979999999999998 1.44 AML other m 2023-09-20T21:17:23.75
IV.SALB.HHE. ML:1.4 0.0001485 0.52 AML other m 2023-09-20T21:17:24.26
MN.CUC.HHE. ML:1.3 0.0001275 0.34 AML other m 2023-09-20T21:17:24.46
IV.CET2.HHN. ML:1.7 0.000228 1.66 AML other m 2023-09-20T21:17:24.88
IV.CET2.HHE. ML:1.5 0.0001505 0.64 AML other m 2023-09-20T21:17:25.46
IV.SALB.HNE. ML:1.4 0.000142 0.42 AML other m 2023-09-20T21:17:26.22
MN.CUC.HHN. ML:1.1 0.00007525 0.52 AML other m 2023-09-20T21:17:26.30
IV.SIRI.HHE. ML:1.4 0.00008754999999999999 0.3 AML other m 2023-09-20T21:17:29.76
IV.SIRI.HHN. ML:1.3 0.0000627 1.76 AML other m 2023-09-20T21:17:30.94
IV.SPS2.HHN. ML:0.9 0.000014200000000000001 1.76 AML other m 2023-09-20T21:17:33.01
IV.SPS2.HHE. ML:0.9 0.000012549999999999998 1.18 AML other m 2023-09-20T21:17:33.92
IV.BULG.HHN. ML:1.4 0.000050499999999999994 0.28 AML other m 2023-09-20T21:17:36.00
IV.BULG.HHE. ML:1.2 0.000028999999999999997 0.26 AML other m 2023-09-20T21:17:37.45
IV.CAR1.HHN. ML:1.4 0.000043249999999999994 0.7 AML other m 2023-09-20T21:17:37.20
IV.CAR1.HHE. ML:1.4 0.00004755 0.84 AML other m 2023-09-20T21:17:39.39
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