Earthquake with magnitude of ML 1.8 on date 23-11-2023 and time 17:40:12 (UTC) in region 1 km E Monte Cavallo (MC)

A magnitude ML 1.8 earthquake occured in region: 1 km E Monte Cavallo (MC), on

  • 23-11-2023 17:40:12 (UTC)
  • 23-11-2023 18:40:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9940, 13.0150 at 7 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 1 145 145
Pieve Torina MC 7 1458 1603
Fiordimonte MC 8 202 1805
Visso MC 9 1107 2912
Pievebovigliana MC 10 866 3778
Muccia MC 10 915 4693
Serravalle di Chienti MC 10 1070 5763
Ussita MC 11 444 6207
Fiastra MC 13 559 6766
Preci PG 13 724 7490
Sellano PG 14 1079 8569
Acquacanina MC 14 121 8690
Castelsantangelo sul Nera MC 16 281 8971
Camerino MC 17 6974 15945
Bolognola MC 17 142 16087
Sefro MC 18 422 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
52 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
98 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 1.8 2023-11-23
17:40:12
42.9935 13.0153 7 2023-11-23
18:31:38
Sala Sismica INGV-Roma 123371681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-23 17:40:12 ± 0.07
Latitude 42.9935 ± 0.0045
Longitude 13.0153 ± 0.0061
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123371681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 471
Semi-minor axis of confidence ellipse (meter) 228
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58996
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 123371681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-23 18:31:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-11-23T17:41:00.72 3.0 undecidable manual S 1.59 0
IV.BRSN.HNZ. 2023-11-23T17:40:40.85 3.0 undecidable manual P 1.92 0
IV.ATVO.HHZ. 2023-11-23T17:40:33.81 0.6 undecidable manual S 311 65.49 50 0.36 43
IV.RM33.EHZ. 2023-11-23T17:40:31.56 0.6 undecidable manual S 163 56.0994 50 0.59 41
IV.ARVD.HHZ. 2023-11-23T17:40:31.62 0.1 undecidable manual S 354 56.2992 50 0.62 81
IV.SSFR.HHZ. 2023-11-23T17:40:30.72 0.3 undecidable manual S 339 52.6029 50 0.7 59
IV.SMA1.EHZ. 2023-11-23T17:40:28.96 0.3 undecidable manual S 147 47.9187 50 0.18 69
IV.LNSS.HHZ. 2023-11-23T17:40:27.48 0.6 undecidable manual S 177 43.4232 50 -0.08 47
IV.MF5.EHZ. 2023-11-23T17:40:26.08 0.6 undecidable manual S 91 36.0417 101 0.69 41
IV.ATCC.EHZ. 2023-11-23T17:40:25.93 0.6 undecidable manual S 305 37.1295 101 0.18 47
IV.ATVO.HHZ. 2023-11-23T17:40:24.35 0.1 undecidable manual P 311 65.49 50 -0.3 87
IV.ASSB.HHZ. 2023-11-23T17:40:23.37 0.6 undecidable manual S 281 29.4483 104 0.23 47
IV.SNTG.HHZ. 2023-11-23T17:40:23.12 0.3 undecidable manual S 348 29.6481 103 -0.09 72
IV.SSFR.HHZ. 2023-11-23T17:40:22.19 0.1 undecidable manual P 339 52.6029 50 -0.48 85
IV.RM33.EHZ. 2023-11-23T17:40:22.69 0.1 undecidable manual P 163 56.0994 50 -0.53 83
IV.MMO1.EHZ. 2023-11-23T17:40:22.41 0.6 undecidable manual S 112 27.3504 105 -0.04 49
IV.ARVD.HHZ. 2023-11-23T17:40:22.39 0.1 undecidable manual P 354 56.2992 50 -0.85 73
IV.GUMA.HHZ. 2023-11-23T17:40:22.89 0.6 undecidable manual S 73 27.0507 105 0.55 44
IV.LNSS.HHZ. 2023-11-23T17:40:21.04 0.3 positive manual P 177 43.4232 50 -0.21 69
IV.SMA1.EHZ. 2023-11-23T17:40:21.59 0.1 undecidable manual P 147 47.9187 50 -0.37 88
IV.ATCC.EHZ. 2023-11-23T17:40:20.03 0.6 negative manual P 305 37.1295 101 -0.17 47
IV.NRCA.HHZ. 2023-11-23T17:40:20.37 0.6 undecidable manual S 156 19.4694 110 0.54 44
IV.MF5.EHZ. 2023-11-23T17:40:20.02 1.0 negative manual P 91 36.0417 101 0.02 24
IV.CSP1.EHZ. 2023-11-23T17:40:19.59 0.6 undecidable manual S 55 18.87 111 -0.03 50
IV.GUMA.HHZ. 2023-11-23T17:40:18.43 0.6 positive manual P 73 27.0507 105 0.19 47
IV.ASSB.HHZ. 2023-11-23T17:40:18.75 0.1 positive manual P 281 29.4483 104 0.05 97
IV.SNTG.HHZ. 2023-11-23T17:40:18.77 1.0 positive manual P 348 29.6481 103 0.03 24
IV.MMO1.EHZ. 2023-11-23T17:40:18.24 0.6 undecidable manual P 112 27.3504 105 -0.06 49
IV.CESI.HHZ. 2023-11-23T17:40:17.30 0.6 undecidable manual S 278 9.0798 128 0.67 43
IV.NRCA.HHZ. 2023-11-23T17:40:17.00 0.6 negative manual P 156 19.4694 110 0.21 48
IV.MML1.EHZ. 2023-11-23T17:40:17.81 0.6 undecidable manual S 345 13.7751 117 -0.2 48
IV.CSP1.EHZ. 2023-11-23T17:40:16.69 0.1 undecidable manual P 55 18.87 111 0.02 100
IV.MML1.EHZ. 2023-11-23T17:40:15.67 1.0 negative manual P 345 13.7751 117 -0.07 25
IV.FDMO.HHZ. 2023-11-23T17:40:15.71 0.6 undecidable manual S 51 7.4814 133 -0.51 46
IV.CESI.HHZ. 2023-11-23T17:40:15.42 1.0 undecidable manual P 278 9.0798 128 0.48 23
IT.MTCL.HGZ. 2023-11-23T17:40:14.76 0.6 undecidable manual S 272 1.2987 170 -0.37 48
IT.MTCL.HGZ. 2023-11-23T17:40:14.17 0.3 positive manual P 272 1.2987 170 0.09 76
IV.FDMO.HHZ. 2023-11-23T17:40:14.61 0.1 positive manual P 51 7.4814 133 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:2.0 0.0019199999999999998 0.18 AML other m 2023-11-23T17:40:15.85
IV.FDMO.HHN. ML:1.9 0.001585 0.12 AML other m 2023-11-23T17:40:15.98
IV.CESI.HHE. ML:1.8 0.0010175000000000002 0.46 AML other m 2023-11-23T17:40:17.64
IV.CESI.HNE. ML:1.8 0.001008 0.46 AML other m 2023-11-23T17:40:17.41
IV.CESI.HNN. ML:2.0 0.0017 0.34 AML other m 2023-11-23T17:40:17.51
IV.CESI.HHN. ML:2.0 0.0017349999999999998 0.32 AML other m 2023-11-23T17:40:17.52
IV.MML1.EHE. ML:1.4 0.000282 1.28 AML other m 2023-11-23T17:40:18.65
IV.MML1.HNE. ML:1.4 0.00027749999999999997 0.36 AML other m 2023-11-23T17:40:18.65
IV.MML1.HNN. ML:1.5 0.0003305 1 AML other m 2023-11-23T17:40:19.03
IV.MML1.EHN. ML:1.4 0.000308 0.16 AML other m 2023-11-23T17:40:19.45
IV.CSP1.EHE. ML:2.0 0.0007830000000000001 0.3 AML other m 2023-11-23T17:40:20.78
IV.CSP1.EHN. ML:2.0 0.0008405 0.32 AML other m 2023-11-23T17:40:21.25
IV.NRCA.HHE. ML:1.5 0.0002485 0.54 AML other m 2023-11-23T17:40:21.64
IV.MMO1.EHN. ML:2.0 0.000633 0.24 AML other m 2023-11-23T17:40:22.68
IV.MMO1.EHE. ML:1.8 0.000379 0.18 AML other m 2023-11-23T17:40:22.63
IV.NRCA.HHN. ML:1.5 0.0002505 0.88 AML other m 2023-11-23T17:40:22.41
IV.GUMA.HNE. ML:2.1 0.000764 1.7 AML other m 2023-11-23T17:40:22.10
IV.GUMA.HHE. ML:2.2 0.0010035 1.76 AML other m 2023-11-23T17:40:22.07
IV.GUMA.HHN. ML:2.2 0.000947 0.24 AML other m 2023-11-23T17:40:23.14
IV.GUMA.HNN. ML:2.1 0.0007915000000000001 0.22 AML other m 2023-11-23T17:40:23.03
IV.ASSB.HHN. ML:1.8 0.00028649999999999997 0.44 AML other m 2023-11-23T17:40:23.80
IV.SNTG.HHN. ML:1.3 0.00010975 0.68 AML other m 2023-11-23T17:40:23.81
IV.ASSB.HHE. ML:1.5 0.0001545 0.1 AML other m 2023-11-23T17:40:23.96
IV.SNTG.HHE. ML:1.2 0.00008099999999999999 0.86 AML other m 2023-11-23T17:40:25.46
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