Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 07-07-2023 and time 15:27:42 (Italy) in region 3 km E Castelluccio Superiore (PZ)

A magnitude ML 1.7 earthquake occured in region: 3 km E Castelluccio Superiore (PZ), on

  • 07-07-2023 13:27:42 (UTC)
  • 07-07-2023 15:27:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0230, 16.0120 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.

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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
Castelluccio Superiore PZ 3 824 824
Castelluccio Inferiore PZ 4 2131 2955
Latronico PZ 7 4556 7511
Rotonda PZ 8 3494 11005
Laino Borgo CS 8 1921 12926
Viggianello PZ 9 3025 15951
Episcopia PZ 9 1434 17385
Laino Castello CS 10 848 18233
San Severino Lucano PZ 11 1563 19796
Carbone PZ 15 638 20434
Mormanno CS 15 3027 23461
Lauria PZ 15 12919 36380
Castelsaraceno PZ 16 1384 37764
Teana PZ 16 613 38377
Fardella PZ 17 627 39004
Francavilla in Sinni PZ 18 4215 43219
Calvera PZ 18 387 43606
Nemoli PZ 19 1495 45101
Papasidero CS 19 734 45835
Aieta CS 19 823 46658
San Chirico Raparo PZ 20 1084 47742
Trecchina PZ 20 2316 50058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km S of Potenza (67122 inhabitants)
84 Km N of Cosenza (67546 inhabitants)
87 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 1.7 2023-07-07
13:27:42		 40.0233 16.0125 10 2023-07-07
13:35:32		 Sala Sismica INGV-Roma 119046881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-07 13:27:42 ± 0.17
Latitude 40.0233 ± 0.0072
Longitude 16.0125 ± 0.0141
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 119046881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1149
Semi-minor axis of confidence ellipse (meter) 449
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 248
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66640
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 119046881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-07 13:35:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2023-07-07T13:28:17.55 3.0 negative manual Pg 3.81 0
IV.MIGL.HHZ. 2023-07-07T13:28:06.05 0.6 undecidable manual S 29 73.9704 50 0.69 41
IV.MGR.HHZ. 2023-07-07T13:27:56.50 0.3 undecidable manual S 288 40.9257 50 -0.06 78
IV.MIGL.HHZ. 2023-07-07T13:27:55.63 0.6 positive manual P 29 73.9704 50 -0.2 48
IV.GRIS.EHZ. 2023-07-07T13:27:55.53 0.6 undecidable manual S 203 34.1436 50 0.79 43
IV.SALB.HHZ. 2023-07-07T13:27:55.30 0.6 undecidable manual S 120 32.6451 50 0.96 40
IV.MTSN.HHZ. 2023-07-07T13:27:55.44 0.6 undecidable manual S 321 34.8429 50 0.51 48
IV.CET2.HHZ. 2023-07-07T13:27:53.17 0.3 positive manual P 185 55.1004 50 0.25 73
IV.SLCN.HHZ. 2023-07-07T13:27:52.50 1.0 negative manual P 322 51.9036 50 0.07 25
IV.PTRP.HHZ. 2023-07-07T13:27:52.74 1.0 undecidable manual P 4 55.4001 50 -0.24 24
IV.SIRI.HHZ. 2023-07-07T13:27:51.52 0.3 undecidable manual S 325 21.4674 114 0.56 72
XE.MORMA.HHZ. 2023-07-07T13:27:50.56 0.6 undecidable manual S 191 17.3715 119 0.89 42
IV.MGR.HHZ. 2023-07-07T13:27:50.17 1.0 undecidable manual P 288 40.9257 50 -0.57 23
IV.MTSN.HHZ. 2023-07-07T13:27:49.51 0.3 negative manual P 321 34.8429 50 -0.3 75
IV.MCEL.HHZ. 2023-07-07T13:27:49.62 0.6 negative manual P 332 37.9287 50 -0.66 45
IV.GRIS.EHZ. 2023-07-07T13:27:49.28 0.6 undecidable manual P 203 34.1436 50 -0.42 49
IV.SALB.HHZ. 2023-07-07T13:27:49.14 0.1 undecidable manual P 120 32.6451 50 -0.32 100
XE.T0702.HHZ. 2023-07-07T13:27:48.74 0.6 positive manual P 170 34.0437 50 -0.95 40
IV.SIRI.HHZ. 2023-07-07T13:27:47.33 0.3 negative manual P 325 21.4674 114 -0.19 79
XE.MORMA.HHZ. 2023-07-07T13:27:46.32 0.3 negative manual P 191 17.3715 119 -0.45 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XE.MORMA.HNN. ML:1.8 0.0005329999999999999 0.64 AML other m 2023-07-07T13:27:51.85
XE.MORMA.HHN. ML:1.8 0.0005229999999999999 0.66 AML other m 2023-07-07T13:27:51.85
IV.SIRI.HNE. ML:2.0 0.000749 0.96 AML other m 2023-07-07T13:27:52.24
IV.SIRI.HHE. ML:2.0 0.0007700000000000001 0.96 AML other m 2023-07-07T13:27:52.24
XE.MORMA.HNE. ML:1.9 0.0006535 0.32 AML other m 2023-07-07T13:27:52.93
XE.MORMA.HHE. ML:1.8 0.000643 0.64 AML other m 2023-07-07T13:27:52.45
IV.SALB.HHE. ML:1.5 0.00013000000000000002 0.6 AML other m 2023-07-07T13:27:55.74
IV.SIRI.HNN. ML:2.1 0.000822 0.22 AML other m 2023-07-07T13:27:55.56
IV.SIRI.HHN. ML:2.1 0.0008745000000000001 0.22 AML other m 2023-07-07T13:27:55.56
IV.MTSN.HHN. ML:1.8 0.00023199999999999997 0.52 AML other m 2023-07-07T13:27:55.92
IV.SALB.HHN. ML:1.4 0.00011999999999999999 0.26 AML other m 2023-07-07T13:27:55.54
IV.GRIS.EHN. ML:1.4 0.0001014 0.24 AML other m 2023-07-07T13:27:56.22
IV.MTSN.HNN. ML:1.7 0.00022600000000000002 0.8 AML other m 2023-07-07T13:27:56.92
IV.MCEL.HHE. ML:1.7 0.00017449999999999999 0.32 AML other m 2023-07-07T13:27:56.50
XE.T0702.HNN. ML:1.2 0.00007139999999999999 0.5 AML other m 2023-07-07T13:27:56.68
XE.T0702.HHN. ML:1.5 0.000126 0.48 AML other m 2023-07-07T13:27:56.69
IV.GRIS.EHE. ML:1.4 0.000117 0.34 AML other m 2023-07-07T13:27:56.63
IV.MTSN.HHE. ML:1.8 0.00028149999999999996 0.3 AML other m 2023-07-07T13:27:57.15
IV.MTSN.HNE. ML:1.9 0.0003095 0.4 AML other m 2023-07-07T13:27:57.20
IV.MCEL.HHN. ML:1.4 0.0000998 0.76 AML other m 2023-07-07T13:27:57.57
XE.T0702.HNE. ML:1.2 0.0000636 0.9 AML other m 2023-07-07T13:27:57.24
XE.T0702.HHE. ML:1.5 0.00014150000000000002 0.9 AML other m 2023-07-07T13:27:57.25
IV.MCEL.HNN. ML:1.8 0.0002505 0.3 AML other m 2023-07-07T13:27:58.39
IV.MGR.HHN. ML:1.4 0.00007735 0.36 AML other m 2023-07-07T13:27:58.30
IV.MGR.HHE. ML:1.4 0.00008295 0.22 AML other m 2023-07-07T13:27:58.65
IV.MCEL.HNE. ML:2.1 0.00042200000000000007 0.72 AML other m 2023-07-07T13:27:58.46
IV.SLCN.HHE. ML:1.8 0.0001545 0.36 AML other m 2023-07-07T13:28:01.24
IV.CET2.HHE. ML:1.4 0.0000539 1.3 AML other m 2023-07-07T13:28:02.94
IV.CET2.HHN. ML:1.7 0.0001055 0.5 AML other m 2023-07-07T13:28:05.39
IV.SLCN.HHN. ML:1.5 0.0000861 0.34 AML other m 2023-07-07T13:28:07.14
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