Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 31-07-2024 and time 11:02:50 (Italy) in region 4 km W Castelsaraceno (PZ)

A magnitude ML 1.3 earthquake occured in region: 4 km W Castelsaraceno (PZ), on

  • 31-07-2024 09:02:50 (UTC)
  • 31-07-2024 11:02:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1620, 15.9430 at 12 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.

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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 4 1384 1384
Latronico PZ 10 4556 5940
Sarconi PZ 11 1404 7344
Moliterno PZ 11 4062 11406
Spinoso PZ 12 1462 12868
San Chirico Raparo PZ 12 1084 13952
San Martino d'Agri PZ 13 801 14753
Carbone PZ 13 638 15391
Grumento Nova PZ 14 1700 17091
Lauria PZ 16 12919 30010
Lagonegro PZ 16 5584 35594
Montemurro PZ 16 1235 36829
Nemoli PZ 16 1495 38324
Episcopia PZ 16 1434 39758
Castelluccio Superiore PZ 17 824 40582
Calvera PZ 17 387 40969
Castelluccio Inferiore PZ 18 2131 43100
Teana PZ 18 613 43713
Rivello PZ 18 2767 46480
Armento PZ 19 631 47111
Fardella PZ 20 627 47738

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km S of Potenza (67122 inhabitants)
79 Km SW of Matera (60436 inhabitants)
90 Km SW of Altamura (70396 inhabitants)
95 Km SE of Battipaglia (50786 inhabitants)
100 Km N of Cosenza (67546 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 1.3 2024-07-31
09:02:50		 40.1618 15.9432 12 2024-07-31
09:13:56		 Sala Sismica INGV-Roma 130294691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-31 09:02:50 ± 0.11
Latitude 40.1618 ± 0.0054
Longitude 15.9432 ± 0.0059
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130294691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 640
Semi-minor axis of confidence ellipse (meter) 273
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 12
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58546
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 130294691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-31 09:13:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2024-07-31T09:03:03.48 3.0 undecidable manual P 1.2 0
IV.TDS.HHZ. 2024-07-31T09:03:01.11 0.3 undecidable manual P 149 64.9905 91 -0.5 60
IV.MCEL.HHZ. 2024-07-31T09:02:58.36 0.1 undecidable manual S 327 21.6672 94 -0.07 98
MN.CUC.HHZ. 2024-07-31T09:02:58.39 0.6 undecidable manual S 210 21.5673 94 0 48
IV.MTSN.HHZ. 2024-07-31T09:02:57.89 0.1 undecidable manual S 306 19.9689 95 -0.08 97
IV.SCHR.EHZ. 2024-07-31T09:02:55.86 0.1 undecidable manual S 70 11.9769 116 -0.04 99
MN.CUC.HHZ. 2024-07-31T09:02:55.17 0.1 undecidable manual P 210 21.5673 94 0.25 94
IV.MTSN.HHZ. 2024-07-31T09:02:54.74 0.1 undecidable manual P 306 19.9689 95 0.07 97
IV.SIRI.HHZ. 2024-07-31T09:02:54.66 0.1 undecidable manual S 289 6.7932 140 -0.15 97
IV.MCEL.HHZ. 2024-07-31T09:02:54.98 0.1 undecidable manual P 327 21.6672 94 0.04 97
IV.SCHR.EHZ. 2024-07-31T09:02:53.72 0.1 undecidable manual P 70 11.9769 116 0.24 95
IV.SIRI.HHZ. 2024-07-31T09:02:52.92 0.1 undecidable manual P 289 6.7932 140 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HHN. ML:1.6 0.000475 0.18 AML other m 2024-07-31T09:02:55.68
IV.SIRI.HHE. ML:1.5 0.000419 1.08 AML other m 2024-07-31T09:02:56.67
IV.SCHR.EHE. ML:1.9 0.0008334999999999999 0.26 AML other m 2024-07-31T09:02:56.25
IV.SCHR.EHN. ML:1.5 0.000356 0.24 AML other m 2024-07-31T09:02:56.42
MN.CUC.HHE. ML:1.1 0.00007675 0.56 AML other m 2024-07-31T09:02:58.46
IV.MTSN.HHN. ML:1.3 0.0001315 1.12 AML other m 2024-07-31T09:02:58.21
IV.MCEL.HHE. ML:1.2 0.000116 1.38 AML other m 2024-07-31T09:02:59.17
IV.MTSN.HHE. ML:1.4 0.00017749999999999998 1.56 AML other m 2024-07-31T09:02:59.21
IV.MCEL.HHN. ML:1.1 0.00007795 1.1 AML other m 2024-07-31T09:02:59.80
MN.CUC.HHN. ML:1.0 0.00006 1.2 AML other m 2024-07-31T09:02:59.27
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