Earthquake with magnitude of ML 0.8 on date 20-09-2023 and time 22:14:55 (Italy) in region 5 km N Morano Calabro (CS)

A magnitude ML 0.8 earthquake occured in region: 5 km N Morano Calabro (CS), on

  • 20-09-2023 20:14:55 (UTC)
  • 20-09-2023 22:14:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8850, 16.1390 at 8 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
Morano Calabro CS 5 4576 4576
San Basile CS 8 1055 5631
Castrovillari CS 10 22240 27871
Viggianello PZ 11 3025 30896
Rotonda PZ 12 3494 34390
Frascineto CS 12 2154 36544
Saracena CS 12 3828 40372
Mormanno CS 13 3027 43399
San Severino Lucano PZ 15 1563 44962
Laino Castello CS 15 848 45810
Lungro CS 16 2592 48402
San Lorenzo Bellizzi CS 16 644 49046
Civita CS 16 902 49948
Laino Borgo CS 16 1921 51869
Terranova di Pollino PZ 17 1208 53077
Firmo CS 18 2115 55192
Acquaformosa CS 19 1106 56298
Cassano all'Ionio CS 19 18495 74793
Castelluccio Inferiore PZ 19 2131 76924
Castelluccio Superiore PZ 20 824 77748
Papasidero CS 20 734 78482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km N of Cosenza (67546 inhabitants)
89 Km SE of Potenza (67122 inhabitants)
95 Km SW of Matera (60436 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 0.8 2023-09-20
20:14:55
39.8853 16.1387 8 2023-09-20
20:22:16
Sala Sismica INGV-Roma 121287251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-20 20:14:55 ± 0.08
Latitude 39.8853 ± 0.0027
Longitude 16.1387 ± 0.0023
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121287251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 257
Semi-minor axis of confidence ellipse (meter) 94
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.27070
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 121287251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-20 20:22:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
XE.BIDON.HHZ. 2023-09-20T20:15:05.89 1.0 undecidable manual S 76 27.8499 106 0.05 24
MN.CUC.HHZ. 2023-09-20T20:15:02.38 1.0 undecidable manual P 294 30.0477 105 0.37 23
XE.T0702.HHZ. 2023-09-20T20:15:02.66 0.6 undecidable manual S 194 18.87 113 -0.25 47
XE.TNOVA.HNZ. 2023-09-20T20:15:01.58 0.3 undecidable manual S 46 14.3745 119 0.07 74
XE.BIDON.HHZ. 2023-09-20T20:15:01.35 0.6 positive manual P 76 27.8499 106 -0.24 47
IV.GRIS.EHZ. 2023-09-20T20:15:01.72 0.6 negative manual P 237 29.1486 105 -0.13 47
XE.MORMA.HHZ. 2023-09-20T20:15:01.71 0.6 undecidable manual S 263 14.2746 119 0.23 48
XE.T0701.HHZ. 2023-09-20T20:15:00.57 0.3 undecidable manual S 350 11.3775 125 -0.05 75
XE.FRASC.HHZ. 2023-09-20T20:15:00.88 0.6 undecidable manual S 116 12.0768 124 0.05 50
XE.T0702.HHZ. 2023-09-20T20:14:59.98 1.0 positive manual P 194 18.87 113 0.08 24
XE.MORMA.HHZ. 2023-09-20T20:14:59.19 0.6 positive manual P 263 14.2746 119 0.11 49
XE.LAICA.HNZ. 2023-09-20T20:14:59.22 0.6 undecidable manual P 297 15.5733 117 -0.09 49
IV.SALB.HHZ. 2023-09-20T20:14:59.54 0.3 positive manual P 93 17.6712 115 -0.14 73
XE.TNOVA.HNZ. 2023-09-20T20:14:59.05 0.1 undecidable manual P 46 14.3745 119 -0.05 99
XE.ZIDIL.HNZ. 2023-09-20T20:14:59.48 0.1 undecidable manual P 138 15.3735 118 0.2 96
XE.T0701.HHZ. 2023-09-20T20:14:58.63 0.3 positive manual P 350 11.3775 125 0.05 75
IV.MMN.HHZ. 2023-09-20T20:14:58.68 0.1 undecidable manual P 273 12.6762 123 -0.11 98
XE.FRASC.HHZ. 2023-09-20T20:14:58.76 0.3 undecidable manual P 116 12.0768 124 0.06 74
XE.CNESE.HNZ. 2023-09-20T20:14:58.93 0.3 undecidable manual S 282 4.6953 150 -0.11 75
XE.CNESE.HNZ. 2023-09-20T20:14:57.75 0.1 undecidable manual P 282 4.6953 150 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XE.T0701.HNE. ML:0.9 0.00010109999999999999 1.36 AML other m 2023-09-20T20:15:00.99
XE.T0701.HHE. ML:1.2 0.0001875 1.36 AML other m 2023-09-20T20:15:00.99
XE.T0701.HNN. ML:0.8 0.0000791 0.12 AML other m 2023-09-20T20:15:01.17
XE.T0701.HHN. ML:1.1 0.00016649999999999998 0.12 AML other m 2023-09-20T20:15:01.11
XE.T0702.HHN. ML:0.6 0.000030600000000000005 0.5 AML other m 2023-09-20T20:15:03.80
XE.T0702.HHE. ML:0.5 0.000023399999999999996 1.16 AML other m 2023-09-20T20:15:03.10
IV.SALB.HHN. ML:0.7 0.000041150000000000004 0.22 AML other m 2023-09-20T20:15:03.95
XE.MORMA.HHN. ML:0.7 0.00004885 1.4 AML other m 2023-09-20T20:15:05.08
IV.SALB.HHE. ML:0.9 0.00006905 1.52 AML other m 2023-09-20T20:15:05.10
XE.MORMA.HHE. ML:0.7 0.0000567 0.64 AML other m 2023-09-20T20:15:05.24
XE.BIDON.HHE. ML:1.0 0.00005015 0.22 AML other m 2023-09-20T20:15:07.39
XE.BIDON.HHN. ML:1.0 0.00005 0.16 AML other m 2023-09-20T20:15:07.40
MN.CUC.HHN. ML:0.3 0.000011355 0.28 AML other m 2023-09-20T20:15:09.72
MN.CUC.HHE. ML:0.5 0.00001635 0.42 AML other m 2023-09-20T20:15:10.32
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