Earthquake with magnitude of ML 1.1 on date 07-11-2023 and time 05:51:26 (Italy) in region 5 km S Trivigno (PZ)

A magnitude ML 1.1 earthquake occured in region: 5 km S Trivigno (PZ), on

  • 07-11-2023 04:51:26 (UTC)
  • 07-11-2023 05:51:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5410, 15.9810 at 18 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
Trivigno PZ 5 678 678
Anzi PZ 6 1696 2374
Castelmezzano PZ 6 800 3174
Albano di Lucania PZ 7 1435 4609
Pietrapertosa PZ 8 1032 5641
Campomaggiore PZ 8 811 6452
Brindisi Montagna PZ 9 908 7360
Laurenzana PZ 9 1797 9157
Calvello PZ 13 1948 11105
Abriola PZ 15 1531 12636
Vaglio Basilicata PZ 15 2047 14683
Accettura MT 16 1856 16539
Tricarico MT 16 5388 21927
Pignola PZ 17 6962 28889
Tolve PZ 17 3251 32140
San Chirico Nuovo PZ 17 1368 33508
Oliveto Lucano MT 17 450 33958
Corleto Perticara PZ 18 2511 36469
Calciano MT 19 777 37246
Potenza PZ 19 67122 104368

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km SE of Potenza (67122 inhabitants)
54 Km W of Matera (60436 inhabitants)
58 Km SW of Altamura (70396 inhabitants)
81 Km SW of Andria (100440 inhabitants)
81 Km S of Cerignola (58396 inhabitants)
85 Km E of Battipaglia (50786 inhabitants)
87 Km SW of Bitonto (55540 inhabitants)
90 Km SW of Trani (56217 inhabitants)
90 Km SW of Bisceglie (55422 inhabitants)
90 Km S of Barletta (94814 inhabitants)
91 Km SW of Molfetta (59874 inhabitants)
99 Km SW of Bari (326344 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 1.1 2023-11-07
04:51:26
40.5412 15.9813 18 2023-11-07
04:56:20
Sala Sismica INGV-Roma 122871791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-07 04:51:26 ± 0.21
Latitude 40.5412 ± 0.0081
Longitude 15.9813 ± 0.0107
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122871791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1008
Semi-minor axis of confidence ellipse (meter) 162
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 146
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.06385
Epicentral distance of station farthest from the epicenter (degree) 0.36872
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 122871791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-07 04:56:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SIRI.HNN. 2023-11-07T04:51:40.74 0.6 undecidable manual S 194 40.9257 103 0.62 42
IV.MIGL.HHZ. 2023-11-07T04:51:40.43 0.3 undecidable manual S 80 39.3273 104 0.73 61
IV.MTSN.HHE. 2023-11-07T04:51:39.17 0.3 undecidable manual S 213 36.1416 106 0.29 69
IV.ACER.HHZ. 2023-11-07T04:51:37.28 0.3 undecidable manual S 353 27.4503 112 0.61 65
IV.MCEL.HHZ. 2023-11-07T04:51:37.46 0.3 undecidable manual S 212 28.3494 112 0.55 66
IV.MIGL.HHZ. 2023-11-07T04:51:33.97 0.1 undecidable manual P 80 39.3273 104 -0.16 94
IV.SIRI.HNN. 2023-11-07T04:51:33.85 0.1 undecidable manual P 194 40.9257 103 -0.52 86
IX.PGN3.HNN.02 2023-11-07T04:51:33.99 0.3 undecidable manual S 283 15.9729 130 -0.05 75
IV.MTSN.HHE. 2023-11-07T04:51:33.40 0.3 undecidable manual P 213 36.1416 106 -0.25 69
IV.MCEL.HHZ. 2023-11-07T04:51:32.43 0.1 undecidable manual P 212 28.3494 112 -0.09 97
IV.PTRP.HHZ. 2023-11-07T04:51:32.40 0.3 undecidable manual S 108 7.0929 155 -0.18 75
IV.ACER.HHZ. 2023-11-07T04:51:32.17 0.3 undecidable manual P 353 27.4503 112 -0.21 71
IX.PGN3.HNN.02 2023-11-07T04:51:30.81 0.1 undecidable manual P 283 15.9729 130 -0.05 100
IV.PTRP.HHZ. 2023-11-07T04:51:29.55 0.1 negative manual P 108 7.0929 155 -0.47 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRP.HHN. ML:1.1 0.00012014999999999999 0.4 AML other m 2023-11-07T04:51:32.72
IV.PTRP.HHE. ML:1.1 0.0001077 0.42 AML other m 2023-11-07T04:51:33.31
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