Earthquake with magnitude of ML 1.1 on date 23-11-2023 and time 23:59:12 (UTC) in region 2 km E Monte Cavallo (MC)

A magnitude ML 1.1 earthquake occured in region: 2 km E Monte Cavallo (MC), on

  • 23-11-2023 23:59:12 (UTC)
  • 24-11-2023 00:59:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9950, 13.0310 at 5 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 6 1458 1603
Fiordimonte MC 7 202 1805
Visso MC 9 1107 2912
Pievebovigliana MC 9 866 3778
Muccia MC 10 915 4693
Ussita MC 10 444 5137
Serravalle di Chienti MC 11 1070 6207
Fiastra MC 11 559 6766
Acquacanina MC 12 121 6887
Preci PG 13 724 7611
Sellano PG 14 1079 8690
Castelsantangelo sul Nera MC 15 281 8971
Bolognola MC 16 142 9113
Camerino MC 16 6974 16087
Sefro MC 18 422 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km E of Perugia (166134 inhabitants)
58 Km NE of Terni (111501 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
94 Km S of Fano (60888 inhabitants)
99 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 1.1 2023-11-23
23:59:12
42.9952 13.0313 5 2023-11-24
00:08:12
Sala Sismica INGV-Roma 123377601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-23 23:59:12 ± 0.11
Latitude 42.9952 ± 0.0036
Longitude 13.0313 ± 0.0049
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123377601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 41
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
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) 0.27609
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 123377601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-24 00:08:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2023-11-23T23:59:22.38 3.0 positive manual P 0.03 0
IV.ASSB.HHZ. 2023-11-23T23:59:22.94 0.6 undecidable manual S 280 30.6471 99 -0.23 46
IV.SNTG.HHZ. 2023-11-23T23:59:22.81 0.6 undecidable manual S 346 29.748 100 -0.04 47
IV.MMO1.EHZ. 2023-11-23T23:59:21.35 0.6 undecidable manual S 114 26.2515 101 -0.3 45
IV.NRCA.HHZ. 2023-11-23T23:59:19.59 0.6 undecidable manual S 159 19.1697 105 0.34 45
IV.MF5.EHZ. 2023-11-23T23:59:19.45 3.0 undecidable manual P 0.1 0
IV.CSP1.EHZ. 2023-11-23T23:59:19.07 0.6 undecidable manual S 53 17.6712 106 0.31 46
IV.SNTG.HHZ. 2023-11-23T23:59:18.42 1.0 positive manual P 346 29.748 100 0 24
IV.ASSB.HHZ. 2023-11-23T23:59:18.22 0.1 positive manual P 280 30.6471 99 -0.39 88
IV.CESI.HHZ. 2023-11-23T23:59:17.02 0.6 undecidable manual S 276 10.3785 116 0.65 42
IV.MML1.EHZ. 2023-11-23T23:59:17.68 0.6 undecidable manual S 340 13.9749 110 0.14 48
IV.MMO1.EHZ. 2023-11-23T23:59:17.55 0.6 positive manual P 114 26.2515 101 -0.18 46
IV.CSP1.EHZ. 2023-11-23T23:59:16.08 0.6 positive manual P 53 17.6712 106 0.01 49
IV.NRCA.HHZ. 2023-11-23T23:59:16.41 0.3 positive manual P 159 19.1697 105 0.06 72
IV.FDMO.HHZ. 2023-11-23T23:59:15.18 0.3 undecidable manual S 45 6.4935 128 -0.05 74
IV.MML1.EHZ. 2023-11-23T23:59:15.34 0.1 undecidable manual P 340 13.9749 110 -0.02 98
IT.MTCL.HGZ. 2023-11-23T23:59:14.15 0.1 undecidable manual S 267 2.5974 153 -0.21 96
IV.FDMO.HHZ. 2023-11-23T23:59:14.02 0.1 undecidable manual P 45 6.4935 128 0 100
IV.CESI.HHZ. 2023-11-23T23:59:14.93 0.1 positive manual P 276 10.3785 116 0.25 94
IT.MTCL.HGZ. 2023-11-23T23:59:13.51 0.1 undecidable manual P 267 2.5974 153 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.8 0.0001125 0.8 AML other m 2023-11-23T23:59:17.45
IV.CESI.HHN. ML:0.9 0.0001275 0.92 AML other m 2023-11-23T23:59:17.96
IV.MML1.EHN. ML:0.8 0.00008475 0.22 AML other m 2023-11-23T23:59:18.70
IV.MML1.EHE. ML:0.7 0.00005385 0.94 AML other m 2023-11-23T23:59:20.70
IV.NRCA.HHN. ML:1.1 0.00010580000000000001 1.34 AML other m 2023-11-23T23:59:20.31
IV.NRCA.HHE. ML:1.2 0.000133 0.14 AML other m 2023-11-23T23:59:20.64
IV.MMO1.EHN. ML:1.4 0.000157 1.8 AML other m 2023-11-23T23:59:22.03
IV.MMO1.EHE. ML:1.2 0.00010564999999999999 0.14 AML other m 2023-11-23T23:59:22.01
IV.ASSB.HHN. ML:1.2 0.00008505000000000001 0.16 AML other m 2023-11-23T23:59:23.09
IV.ASSB.HHE. ML:1.3 0.00009235 1.12 AML other m 2023-11-23T23:59:23.72
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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