Earthquake with magnitude of ML 0.7 on date 23-10-2023 and time 09:35:14 (Italy) in region 4 km W Latronico (PZ)

A magnitude ML 0.7 earthquake occured in region: 4 km W Latronico (PZ), on

  • 23-10-2023 07:35:14 (UTC)
  • 23-10-2023 09:35:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0900, 15.9600 at 10 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
Latronico PZ 4 4556 4556
Castelluccio Superiore PZ 9 824 5380
Castelsaraceno PZ 9 1384 6764
Castelluccio Inferiore PZ 9 2131 8895
Lauria PZ 11 12919 21814
Episcopia PZ 12 1434 23248
Carbone PZ 13 638 23886
Nemoli PZ 14 1495 25381
Laino Borgo CS 15 1921 27302
San Chirico Raparo PZ 15 1084 28386
Rotonda PZ 17 3494 31880
Trecchina PZ 17 2316 34196
Teana PZ 17 613 34809
Viggianello PZ 17 3025 37834
Lagonegro PZ 17 5584 43418
Calvera PZ 17 387 43805
Rivello PZ 17 2767 46572
Laino Castello CS 17 848 47420
San Severino Lucano PZ 18 1563 48983
Fardella PZ 18 627 49610
San Martino d'Agri PZ 18 801 50411
Sarconi PZ 19 1404 51815
Moliterno PZ 19 4062 55877
Spinoso PZ 20 1462 57339

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km S of Potenza (67122 inhabitants)
84 Km SW of Matera (60436 inhabitants)
92 Km N of Cosenza (67546 inhabitants)
96 Km SW of Altamura (70396 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 0.7 2023-10-23
07:35:14
40.0898 15.9595 10 2023-10-23
07:39:24
Sala Sismica INGV-Roma 122301441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-23 07:35:14 ± 0.07
Latitude 40.0898 ± 0.0018
Longitude 15.9595 ± 0.0035
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122301441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 116
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) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.11601
Epicentral distance of station farthest from the epicenter (degree) 0.84986
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 122301441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-23 07:39:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2023-10-23T07:35:30.74 0.6 undecidable manual P 160 94.3389 50 0.04 43
XE.T0701.HNZ. 2023-10-23T07:35:21.81 0.6 undecidable manual S 131 17.5713 120 0.1 49
MN.CUC.HHZ. 2023-10-23T07:35:21.18 0.6 undecidable manual S 229 16.2726 122 -0.13 49
IV.SCHR.EHZ. 2023-10-23T07:35:21.09 0.6 undecidable manual S 39 15.6732 123 -0.05 50
IV.SIRI.HHZ. 2023-10-23T07:35:20.52 0.6 undecidable manual S 323 12.876 129 0.16 49
IV.SCHR.EHZ. 2023-10-23T07:35:18.32 0.6 undecidable manual P 39 15.6732 123 -0.07 49
XE.T0701.HNZ. 2023-10-23T07:35:18.70 0.1 undecidable manual P 131 17.5713 120 -0.03 100
MN.CUC.HHZ. 2023-10-23T07:35:18.58 0.6 positive manual P 229 16.2726 122 0.09 49
IV.SIRI.HHZ. 2023-10-23T07:35:17.90 0.1 negative manual P 323 12.876 129 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HHE. ML:0.8 0.0000597 0.92 AML other m 2023-10-23T07:35:20.48
IV.SIRI.HHN. ML:0.8 0.00007045000000000002 0.66 AML other m 2023-10-23T07:35:20.96
IV.SCHR.EHE. ML:0.7 0.0000432 0.24 AML other m 2023-10-23T07:35:21.36
MN.CUC.HHN. ML:0.6 0.0000421 0.58 AML other m 2023-10-23T07:35:21.66
IV.SCHR.EHN. ML:0.6 0.00003705 0.6 AML other m 2023-10-23T07:35:22.43
MN.CUC.HHE. ML:0.5 0.0000298 0.98 AML other m 2023-10-23T07:35:22.17
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