Earthquake with magnitude of ML 1.1 on date 29-11-2023 and time 05:04:20 (UTC) in region 6 km SW Monte Cavallo (MC)

A magnitude ML 1.1 earthquake occured in region: 6 km SW Monte Cavallo (MC), on

  • 29-11-2023 05:04:20 (UTC)
  • 29-11-2023 06:04:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9590, 12.9540 at 13 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
Monte Cavallo MC 6 145 145
Sellano PG 8 1079 1224
Preci PG 11 724 1948
Visso MC 11 1107 3055
Pieve Torina MC 12 1458 4513
Serravalle di Chienti MC 13 1070 5583
Fiordimonte MC 14 202 5785
Ussita MC 15 444 6229
Muccia MC 16 915 7144
Pievebovigliana MC 16 866 8010
Cerreto di Spoleto PG 16 1075 9085
Castelsantangelo sul Nera MC 18 281 9366
Fiastra MC 19 559 9925
Trevi PG 19 8469 18394
Valtopina PG 20 1398 19792
Acquacanina MC 20 121 19913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
51 Km NE of Terni (111501 inhabitants)
70 Km W of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
99 Km S of Fano (60888 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 2023-11-29
05:04:20
42.9593 12.9538 13 2023-11-29
05:25:52
Sala Sismica INGV-Roma 123550771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-29 05:04:20 ± 0.06
Latitude 42.9593 ± 0.0027
Longitude 12.9538 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123550771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 325
Semi-minor axis of confidence ellipse (meter) 114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 211
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29588
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 123550771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-29 05:25:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHZ. 2023-11-29T05:04:37.79 3.0 undecidable manual S -0.37 0
IV.MMO1.EHZ. 2023-11-29T05:04:31.07 0.1 undecidable manual S 102 31.0467 95 -0.08 95
IV.ASSB.HHZ. 2023-11-29T05:04:29.56 0.1 undecidable manual S 291 25.6521 97 -0.17 94
IV.CSP1.EHZ. 2023-11-29T05:04:29.78 0.1 undecidable manual S 54 25.0527 97 0.2 94
IV.MML1.EHZ. 2023-11-29T05:04:27.39 0.1 undecidable manual S 5 17.1717 106 -0.1 95
IV.NRCA.HHZ. 2023-11-29T05:04:27.84 0.1 undecidable manual S 137 19.0698 103 -0.16 97
IV.SNTG.HHZ. 2023-11-29T05:04:27.03 0.6 undecidable manual P 358 32.8449 94 0.15 47
IV.FDMO.HHZ. 2023-11-29T05:04:26.51 0.1 undecidable manual S 52 13.7751 116 -0.15 96
IV.MMO1.EHZ. 2023-11-29T05:04:26.62 0.6 positive manual P 102 31.0467 95 0.02 48
IV.CSP1.EHZ. 2023-11-29T05:04:25.53 1.0 positive manual P 54 25.0527 97 -0.17 23
IV.ASSB.HHZ. 2023-11-29T05:04:25.81 0.3 positive manual P 291 25.6521 97 0.03 72
IV.CESI.HHZ. 2023-11-29T05:04:25.14 0.1 undecidable manual S 322 6.4935 145 -0.02 100
IV.FDMO.HHZ. 2023-11-29T05:04:24.04 0.1 undecidable manual P 52 13.7751 116 0.03 99
IV.MML1.EHZ. 2023-11-29T05:04:24.71 0.6 undecidable manual P 5 17.1717 106 0.22 47
IV.NRCA.HHZ. 2023-11-29T05:04:24.80 0.1 positive manual P 137 19.0698 103 0.02 97
IV.CESI.HHZ. 2023-11-29T05:04:23.34 0.1 undecidable manual P 322 6.4935 145 0.2 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.3 0.000237 0.28 AML other m 2023-11-29T05:04:25.26
IV.CESI.HHE. ML:1.2 0.0001995 0.22 AML other m 2023-11-29T05:04:25.24
IV.FDMO.HHN. ML:0.8 0.0000585 0.16 AML other m 2023-11-29T05:04:26.58
IV.FDMO.HHE. ML:0.8 0.00006500000000000001 0.22 AML other m 2023-11-29T05:04:26.69
IV.NRCA.HHN. ML:1.2 0.00010664999999999999 1.88 AML other m 2023-11-29T05:04:28.99
IV.NRCA.HHE. ML:1.0 0.00007775 1.92 AML other m 2023-11-29T05:04:28.00
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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