Earthquake with magnitude of ML 1.8 on date 22-10-2023 and time 18:12:33 (Italy) in region 5 km W Castelluccio Inferiore (PZ)

A magnitude ML 1.8 earthquake occured in region: 5 km W Castelluccio Inferiore (PZ), on

  • 22-10-2023 16:12:33 (UTC)
  • 22-10-2023 18:12:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0050, 15.9180 at 9 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
Castelluccio Inferiore PZ 5 2131 2131
Castelluccio Superiore PZ 5 824 2955
Laino Borgo CS 7 1921 4876
Lauria PZ 8 12919 17795
Laino Castello CS 9 848 18643
Aieta CS 12 823 19466
Rotonda PZ 12 3494 22960
Trecchina PZ 12 2316 25276
Latronico PZ 12 4556 29832
Nemoli PZ 12 1495 31327
Mormanno CS 14 3027 34354
Papasidero CS 15 734 35088
Viggianello PZ 15 3025 38113
Tortora CS 16 6187 44300
Rivello PZ 16 2767 47067
Maratea PZ 16 5139 52206
Praia a Mare CS 17 6725 58931
Episcopia PZ 17 1434 60365
Lagonegro PZ 19 5584 65949
Castelsaraceno PZ 19 1384 67333
San Severino Lucano PZ 19 1563 68896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km S of Potenza (67122 inhabitants)
84 Km NW of Cosenza (67546 inhabitants)
94 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 1.8 2023-10-22
16:12:33
40.0053 15.918 9 2023-10-22
16:16:43
Sala Sismica INGV-Roma 122290481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-22 16:12:33 ± 0.08
Latitude 40.0053 ± 0.0045
Longitude 15.9180 ± 0.0070
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122290481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 580
Semi-minor axis of confidence ellipse (meter) 238
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 22
Type of magnitude ML
Reference to an origin 122290481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-22 16:16:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HHZ. 2023-10-22T16:12:46.43 0.6 undecidable manual S 295 34.2435 50 0.89 37
IV.MCEL.HHZ. 2023-10-22T16:12:45.96 0.3 undecidable manual S 345 36.8298 50 -0.26 69
XE.T0702.HHZ. 2023-10-22T16:12:45.27 0.6 undecidable manual S 156 34.5432 50 -0.36 45
IV.GRIS.EHZ. 2023-10-22T16:12:44.52 0.6 undecidable manual S 191 29.8479 50 0.14 48
IV.SIRI.HHZ. 2023-10-22T16:12:42.00 0.6 undecidable manual S 348 20.0688 115 0.77 40
IV.SCHR.EHZ. 2023-10-22T16:12:42.58 0.6 undecidable manual S 32 25.3524 110 -0.34 46
XE.T0702.HHZ. 2023-10-22T16:12:40.52 1.0 negative manual P 156 34.5432 50 0 24
IV.MGR.HHZ. 2023-10-22T16:12:40.42 0.1 undecidable manual P 295 34.2435 50 -0.05 96
XE.MORMA.HHZ. 2023-10-22T16:12:40.04 0.6 undecidable manual S 163 15.6732 121 0.14 49
IV.MCEL.HHZ. 2023-10-22T16:12:40.74 0.1 undecidable manual P 345 36.8298 50 -0.13 94
XE.T0701.HHZ. 2023-10-22T16:12:40.46 0.6 undecidable manual S 97 16.9719 119 0.19 48
IV.GRIS.EHZ. 2023-10-22T16:12:39.88 1.0 undecidable manual P 191 29.8479 50 0.07 24
IV.SCHR.EHZ. 2023-10-22T16:12:38.91 0.6 positive manual P 32 25.3524 110 -0.05 49
XE.MORMA.HHZ. 2023-10-22T16:12:37.34 0.3 positive manual P 163 15.6732 121 0.12 74
XE.T0701.HHZ. 2023-10-22T16:12:37.63 0.6 positive manual P 97 16.9719 119 0.2 48
MN.CUC.HHZ. 2023-10-22T16:12:37.65 0.3 undecidable manual S 262 8.7801 137 -0.35 71
IV.SIRI.HHZ. 2023-10-22T16:12:37.94 0.3 negative manual P 348 20.0688 115 -0.05 74
MN.CUC.HHZ. 2023-10-22T16:12:36.04 0.1 positive manual P 262 8.7801 137 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CUC.HHN. ML:2.2 0.002345 1.24 AML other m 2023-10-22T16:12:37.33
MN.CUC.HNN. ML:2.2 0.0022649999999999997 1.26 AML other m 2023-10-22T16:12:37.33
MN.CUC.HNE. ML:2.2 0.00214 1.88 AML other m 2023-10-22T16:12:37.99
MN.CUC.HHE. ML:2.2 0.002255 1.9 AML other m 2023-10-22T16:12:37.99
XE.T0701.HHE. ML:1.6 0.0003145 0.74 AML other m 2023-10-22T16:12:41.27
XE.T0701.HNE. ML:1.3 0.0001645 0.76 AML other m 2023-10-22T16:12:41.26
XE.MORMA.HHE. ML:1.8 0.000607 0.74 AML other m 2023-10-22T16:12:42.11
XE.MORMA.HNE. ML:1.8 0.0005855 0.74 AML other m 2023-10-22T16:12:42.11
IV.SIRI.HHE. ML:1.9 0.0005815 0.82 AML other m 2023-10-22T16:12:43.41
IV.SIRI.HNE. ML:1.8 0.0005434999999999999 0.82 AML other m 2023-10-22T16:12:43.42
IV.SIRI.HHN. ML:1.9 0.0006295 0.5 AML other m 2023-10-22T16:12:43.49
IV.SIRI.HNN. ML:1.9 0.000638 0.78 AML other m 2023-10-22T16:12:43.74
XE.T0701.HNN. ML:1.1 0.000117 0.58 AML other m 2023-10-22T16:12:44.95
XE.T0701.HHN. ML:1.4 0.000235 0.58 AML other m 2023-10-22T16:12:44.95
XE.MORMA.HHN. ML:1.9 0.000758 1.32 AML other m 2023-10-22T16:12:44.94
XE.MORMA.HNN. ML:1.9 0.000743 1.34 AML other m 2023-10-22T16:12:44.95
IV.MGR.HHN. ML:1.4 0.00010700000000000001 0.98 AML other m 2023-10-22T16:12:48.05
IV.MGR.HHE. ML:1.6 0.0001485 0.34 AML other m 2023-10-22T16:12:48.16
IV.MGR.HNN. ML:2.9 0.00319 0.4 AML other m 2023-10-22T16:12:57.76
IV.MGR.HNE. ML:2.9 0.003315 0.4 AML other m 2023-10-22T16:12:57.76
IV.MCEL.HHE. ML:1.4 0.0000977 0.66 AML other m 2023-10-22T16:12:58.01
IV.MCEL.HHN. ML:1.6 0.000133 1 AML other m 2023-10-22T16:12:58.03
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