Earthquake with magnitude of ML 1.9 on date 21-10-2023 and time 21:17:48 (Italy) in region 7 km W Castelsaraceno (PZ)

A magnitude ML 1.9 earthquake occured in region: 7 km W Castelsaraceno (PZ), on

  • 21-10-2023 19:17:48 (UTC)
  • 21-10-2023 21:17:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1720, 15.9120 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
Castelsaraceno PZ 7 1384 1384
Moliterno PZ 9 4062 5446
Sarconi PZ 9 1404 6850
Spinoso PZ 12 1462 8312
Latronico PZ 12 4556 12868
Grumento Nova PZ 13 1700 14568
Lagonegro PZ 14 5584 20152
San Martino d'Agri PZ 14 801 20953
San Chirico Raparo PZ 14 1084 22037
Lauria PZ 15 12919 34956
Nemoli PZ 15 1495 36451
Carbone PZ 16 638 37089
Montemurro PZ 16 1235 38324
Rivello PZ 17 2767 41091
Castelluccio Superiore PZ 19 824 41915
Viggiano PZ 19 3329 45244
Episcopia PZ 19 1434 46678
Castelluccio Inferiore PZ 19 2131 48809
Trecchina PZ 20 2316 51125
Tramutola PZ 20 3089 54214
Armento PZ 20 631 54845
Calvera PZ 20 387 55232

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km S of Potenza (67122 inhabitants)
80 Km SW of Matera (60436 inhabitants)
91 Km SW of Altamura (70396 inhabitants)
92 Km SE of Battipaglia (50786 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 1.9 2023-10-21
19:17:48
40.1718 15.9123 10 2023-10-21
19:27:13
Sala Sismica INGV-Roma 122271791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-21 19:17:48 ± 0.05
Latitude 40.1718 ± 0.0027
Longitude 15.9123 ± 0.0047
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122271791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 423
Semi-minor axis of confidence ellipse (meter) 196
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59085
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 122271791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-21 19:27:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACER.HHZ. 2023-10-21T19:18:09.65 3.0 undecidable manual S -0.34 0
IV.MIGL.HHZ. 2023-10-21T19:18:09.15 0.3 undecidable manual S 43 65.5899 50 0.5 63
IV.SALB.HHZ. 2023-10-21T19:18:04.21 0.3 undecidable manual S 131 49.2174 50 -0.08 71
XE.MORMA.HHZ. 2023-10-21T19:18:00.56 0.3 undecidable manual S 171 33.8439 50 0.37 68
IV.MIGL.HHZ. 2023-10-21T19:18:00.03 0.6 negative manual P 43 65.5899 50 -0.03 46
IV.CDRU.HHZ. 2023-10-21T19:17:59.53 3.0 negative manual P -0.19 0
IV.MGR.HHZ. 2023-10-21T19:17:59.18 0.3 undecidable manual S 263 30.6471 50 -0.15 72
IV.CRAC.EHZ. 2023-10-21T19:17:58.02 0.1 undecidable manual P 62 50.0166 50 0.36 89
IV.GRIS.EHZ. 2023-10-21T19:17:57.75 0.6 undecidable manual P 186 48.1185 50 0.38 44
IV.SALB.HHZ. 2023-10-21T19:17:57.09 1.0 undecidable manual P 131 49.2174 50 -0.46 22
IV.BULG.HHZ. 2023-10-21T19:17:57.50 3.0 positive manual P 0.19 0
XE.LAICA.HHE. 2023-10-21T19:17:57.91 0.6 undecidable manual S 168 25.3524 111 0.18 48
MN.CUC.HHZ. 2023-10-21T19:17:56.68 0.6 undecidable manual S 203 21.3675 114 0.22 48
IX.PGN3.HNN. 2023-10-21T19:17:56.67 0.1 undecidable manual P 348 45.4212 50 -0.29 91
IV.MCEL.HHZ. 2023-10-21T19:17:56.00 0.1 undecidable manual S 331 19.3695 116 0.18 97
IV.PTRP.HHZ. 2023-10-21T19:17:56.49 0.1 undecidable manual P 18 40.7259 50 0.25 92
IX.STN3.EHZ.02 2023-10-21T19:17:56.64 0.1 undecidable manual P 331 45.4212 50 -0.32 90
XE.CNESE.HNE. 2023-10-21T19:17:55.05 0.1 undecidable manual P 155 34.1436 50 -0.17 95
XE.MORMA.HHZ. 2023-10-21T19:17:55.21 0.1 undecidable manual P 171 33.8439 50 0.03 98
IV.MTSN.HHZ. 2023-10-21T19:17:55.54 0.3 undecidable manual S 308 17.1717 119 0.39 70
IV.MGR.HHZ. 2023-10-21T19:17:54.49 0.1 positive manual P 263 30.6471 50 -0.19 95
IV.MMN.HHZ. 2023-10-21T19:17:54.80 0.1 undecidable manual P 168 31.8459 50 -0.07 97
IX.MRN3.HNE.01 2023-10-21T19:17:54.68 0.1 undecidable manual P 331 32.1456 50 -0.23 94
IV.SCHR.EHZ. 2023-10-21T19:17:53.92 0.6 undecidable manual S 78 14.1747 124 -0.34 47
XE.LAICA.HHE. 2023-10-21T19:17:53.76 0.1 undecidable manual P 168 25.3524 111 0 100
MN.CUC.HHZ. 2023-10-21T19:17:53.26 0.1 positive manual P 203 21.3675 114 0.23 96
XE.T0701.HHZ. 2023-10-21T19:17:53.80 0.1 negative manual P 140 26.9508 109 -0.26 95
IV.MTSN.HHZ. 2023-10-21T19:17:52.39 0.1 negative manual P 308 17.1717 119 0.12 99
IV.MCEL.HHZ. 2023-10-21T19:17:52.61 0.1 undecidable manual P 331 19.3695 116 -0.05 100
IV.SCHR.EHZ. 2023-10-21T19:17:51.63 1.0 undecidable manual P 78 14.1747 124 -0.12 25
IV.SIRI.HHZ. 2023-10-21T19:17:50.09 0.1 undecidable manual P 287 3.996 157 -0.3 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCHR.EHE. ML:2.1 0.0014449999999999999 0.14 AML other m 2023-10-21T19:17:54.10
IV.SCHR.EHN. ML:2.4 0.00252 0.24 AML other m 2023-10-21T19:17:54.18
IV.MCEL.HHN. ML:1.9 0.000615 0.32 AML other m 2023-10-21T19:17:56.28
IV.MCEL.HHE. ML:2.0 0.0007775000000000001 0.36 AML other m 2023-10-21T19:17:56.37
IV.MCEL.HNE. ML:2.4 0.002065 1.14 AML other m 2023-10-21T19:17:56.85
MN.CUC.HHN. ML:1.8 0.0004825 1.08 AML other m 2023-10-21T19:17:57.27
MN.CUC.HNN. ML:1.8 0.00048350000000000004 1.08 AML other m 2023-10-21T19:17:57.27
IV.MCEL.HNN. ML:2.2 0.0013700000000000001 1.12 AML other m 2023-10-21T19:17:57.90
MN.CUC.HHE. ML:1.9 0.000528 1.32 AML other m 2023-10-21T19:17:58.00
MN.CUC.HNE. ML:1.9 0.000506 1.34 AML other m 2023-10-21T19:17:58.00
XE.T0701.HHN. ML:1.7 0.00026450000000000003 0.46 AML other m 2023-10-21T19:17:59.33
XE.T0701.HHE. ML:1.7 0.000297 1.08 AML other m 2023-10-21T19:17:59.97
IV.MGR.HHE. ML:1.8 0.000306 0.64 AML other m 2023-10-21T19:18:01.12
IV.MGR.HHN. ML:1.9 0.000339 0.92 AML other m 2023-10-21T19:18:02.57
XE.MORMA.HHN. ML:1.8 0.000251 0.8 AML other m 2023-10-21T19:18:03.58
IV.SALB.HNN. ML:1.7 0.00014375 1.58 AML other m 2023-10-21T19:18:04.97
IV.SALB.HHN. ML:1.7 0.00014445 1.72 AML other m 2023-10-21T19:18:04.98
XE.MORMA.HHE. ML:2.0 0.0003805 1.2 AML other m 2023-10-21T19:18:05.60
XE.MORMA.HNE. ML:2.0 0.0004275 1.2 AML other m 2023-10-21T19:18:05.60
IV.SALB.HNE. ML:1.9 0.0001975 0.28 AML other m 2023-10-21T19:18:05.27
IV.SALB.HHE. ML:1.9 0.00020600000000000002 0.28 AML other m 2023-10-21T19:18:05.27
XE.MORMA.HNN. ML:1.8 0.0002745 0.4 AML other m 2023-10-21T19:18:06.37
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