Earthquake with magnitude of ML 0.6 on date 30-09-2023 and time 12:51:37 (UTC) in region 4 km SE Monte Cavallo (MC)

A magnitude ML 0.6 earthquake occured in region: 4 km SE Monte Cavallo (MC), on

  • 30-09-2023 12:51:37 (UTC)
  • 30-09-2023 14:51:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9700, 13.0440 at 10 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 4 145 145
Visso MC 6 1107 1252
Ussita MC 8 444 1696
Pieve Torina MC 8 1458 3154
Fiordimonte MC 9 202 3356
Preci PG 10 724 4080
Pievebovigliana MC 11 866 4946
Fiastra MC 12 559 5505
Castelsantangelo sul Nera MC 12 281 5786
Muccia MC 13 915 6701
Acquacanina MC 13 121 6822
Sellano PG 13 1079 7901
Serravalle di Chienti MC 14 1070 8971
Bolognola MC 15 142 9113
Camerino MC 19 6974 16087
Cerreto di Spoleto PG 20 1075 17162
Norcia PG 20 4957 22119

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
55 Km E of Perugia (166134 inhabitants)
56 Km NE of Terni (111501 inhabitants)
64 Km NW of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
97 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 0.6 2023-09-30
12:51:37
42.9697 13.0438 10 2023-09-30
12:59:40
Sala Sismica INGV-Roma 121615341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-30 12:51:37 ± 0.13
Latitude 42.9697 ± 0.0027
Longitude 13.0438 ± 0.0037
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121615341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 289
Semi-minor axis of confidence ellipse (meter) 54
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16907
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 121615341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-30 12:59:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2023-09-30T12:53:15.33 3.0 undecidable manual Pg 11.45 0
IV.CTI.HHZ. 2023-09-30T12:53:09.38 3.0 undecidable manual Sg 16.75 0
OX.ACOM.HHZ. 2023-09-30T12:53:07.97 3.0 undecidable manual Sn 1.99 0
7C.SPAOL.HNZ. 2023-09-30T12:52:55.04 3.0 undecidable manual Pn 1.97 0
ST.RONC.EHZ. 2023-09-30T12:52:51.81 3.0 undecidable manual Sn -4.29 0
IV.BRMO.HHZ. 2023-09-30T12:52:20.12 3.0 undecidable manual Pn -5.32 0
IV.CMPR.HHZ. 2023-09-30T12:52:17.46 3.0 positive manual Pn -3.31 0
IV.TREG.HNZ. 2023-09-30T12:52:09.63 3.0 undecidable manual Pn -0.85 0
IV.VVLD.HHZ. 2023-09-30T12:51:53.87 3.0 undecidable manual Pg 0.62 0
IV.FRON.EHZ. 2023-09-30T12:51:53.95 3.0 undecidable manual Sg 2.71 0
IV.CSP1.EHZ. 2023-09-30T12:51:44.61 0.3 undecidable manual S 44 18.7701 118 -0.04 74
IV.NRCA.HHZ. 2023-09-30T12:51:43.77 0.6 undecidable manual S 159 16.1727 122 -0.08 49
IV.CESI.HHZ. 2023-09-30T12:51:42.63 0.6 undecidable manual S 289 11.9769 130 -0.03 50
IV.PARC.HHZ. 2023-09-30T12:51:42.76 3.0 undecidable manual P -0.17 0
IV.NRCA.HHZ. 2023-09-30T12:51:41.26 1.0 undecidable manual P 159 16.1727 122 0.2 24
IV.FDMO.HHZ. 2023-09-30T12:51:41.77 0.6 undecidable manual S 25 8.1807 141 0.03 50
IV.CSP1.EHZ. 2023-09-30T12:51:41.46 0.3 positive manual P 44 18.7701 118 -0.06 73
IV.FDMO.HHZ. 2023-09-30T12:51:40.00 0.6 undecidable manual P 25 8.1807 141 0.16 49
IV.CESI.HHZ. 2023-09-30T12:51:40.36 0.1 undecidable manual P 289 11.9769 130 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.7 0.00006465 1.84 AML other m 2023-09-30T12:51:42.01
IV.FDMO.HHE. ML:0.6 0.00005305 1.86 AML other m 2023-09-30T12:51:42.02
IV.CESI.HHE. ML:0.6 0.00003990000000000001 1.4 AML other m 2023-09-30T12:51:42.03
IV.CESI.HHN. ML:0.6 0.000043049999999999996 0.16 AML other m 2023-09-30T12:51:42.91
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