Earthquake with magnitude of ML 1.3 on date 27-11-2023 and time 09:26:12 (UTC) in region 2 km W Monte Cavallo (MC)

A magnitude ML 1.3 earthquake occured in region: 2 km W Monte Cavallo (MC), on

  • 27-11-2023 09:26:12 (UTC)
  • 27-11-2023 10:26:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9870, 12.9840 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.

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 2 145 145
Pieve Torina MC 9 1458 1603
Serravalle di Chienti MC 10 1070 2673
Fiordimonte MC 10 202 2875
Visso MC 11 1107 3982
Sellano PG 12 1079 5061
Muccia MC 12 915 5976
Pievebovigliana MC 12 866 6842
Preci PG 13 724 7566
Ussita MC 14 444 8010
Fiastra MC 15 559 8569
Acquacanina MC 16 121 8690
Castelsantangelo sul Nera MC 17 281 8971
Sefro MC 18 422 9393
Camerino MC 18 6974 16367
Cerreto di Spoleto PG 19 1075 17442
Bolognola MC 20 142 17584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
96 Km NE of Viterbo (67173 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 2023-11-27
09:26:12
42.9872 12.9838 12 2023-11-27
09:30:41
Sala Sismica INGV-Roma 123488331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-27 09:26:12 ± 0.05
Latitude 42.9872 ± 0.0036
Longitude 12.9838 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123488331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 224
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 202
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.01349
Epicentral distance of station farthest from the epicenter (degree) 0.26980
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 123488331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-27 09:30:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2023-11-27T09:26:22.16 0.6 undecidable manual S 283 27.0507 92 -0.04 48
IV.SNTG.HHZ. 2023-11-27T09:26:22.85 0.6 undecidable manual S 353 29.9478 91 -0.11 48
7F.SIB2.EHZ. 2023-11-27T09:26:22.30 0.6 undecidable manual S 112 28.0497 91 -0.17 48
IV.CSP1.EHZ. 2023-11-27T09:26:20.56 0.6 undecidable manual S 57 21.3675 93 -0.12 49
IV.MC2.EHZ. 2023-11-27T09:26:20.39 0.6 undecidable manual S 117 18.6702 94 0.44 45
IV.NRCA.HHZ. 2023-11-27T09:26:19.93 0.6 undecidable manual S 148 20.0688 93 -0.4 46
IV.SNTG.HHZ. 2023-11-27T09:26:18.64 0.1 undecidable manual P 353 29.9478 91 0.09 97
7F.SIB2.EHZ. 2023-11-27T09:26:18.14 0.1 undecidable manual P 112 28.0497 91 -0.12 96
IV.MML1.EHZ. 2023-11-27T09:26:18.66 0.6 undecidable manual S 356 14.0748 104 -0.08 49
IV.ASSB.HHZ. 2023-11-27T09:26:18.13 0.1 undecidable manual P 283 27.0507 92 0.02 98
IV.NRCA.HHZ. 2023-11-27T09:26:17.11 0.1 undecidable manual P 148 20.0688 93 0.08 98
IV.CESI.HHZ. 2023-11-27T09:26:17.03 0.6 undecidable manual S 287 6.6933 139 -0.06 50
IV.FDMO.HHZ. 2023-11-27T09:26:17.49 0.6 undecidable manual S 57 9.9789 123 -0.26 49
IV.CSP1.EHZ. 2023-11-27T09:26:17.24 0.6 undecidable manual P 57 21.3675 93 0.01 50
IV.MC2.EHZ. 2023-11-27T09:26:16.91 0.1 undecidable manual P 117 18.6702 94 0.1 98
IV.MML1.EHZ. 2023-11-27T09:26:16.22 0.3 negative manual P 356 14.0748 104 0.11 74
IT.MTCL.HGZ. 2023-11-27T09:26:16.30 0.6 undecidable manual S 59 1.4985 171 -0.19 50
IV.CESI.HHZ. 2023-11-27T09:26:15.41 1.0 undecidable manual P 287 6.6933 139 0.25 24
IV.FDMO.HHZ. 2023-11-27T09:26:15.58 0.1 undecidable manual P 57 9.9789 123 0.04 100
IT.MTCL.HGZ. 2023-11-27T09:26:14.95 0.3 positive manual P 59 1.4985 171 0.14 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.4 0.00032599999999999996 0.32 AML other m 2023-11-27T09:26:17.36
IV.CESI.HHN. ML:1.6 0.0005865 0.24 AML other m 2023-11-27T09:26:17.39
IV.MML1.EHN. ML:0.7 0.00005145 1.28 AML other m 2023-11-27T09:26:18.31
IV.MML1.EHE. ML:1.0 0.0000848 0.22 AML other m 2023-11-27T09:26:19.10
IV.CSP1.EHN. ML:1.5 0.0002165 1.86 AML other m 2023-11-27T09:26:21.04
IV.CSP1.EHE. ML:1.5 0.00019700000000000002 1.38 AML other m 2023-11-27T09:26:21.05
IV.ASSB.HHN. ML:1.1 0.0000657 0.48 AML other m 2023-11-27T09:26:22.45
IV.ASSB.HHE. ML:1.1 0.00006534999999999999 0.3 AML other m 2023-11-27T09:26:22.74
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download