Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 21-03-2024 and time 17:55:50 (UTC) in region 2 km E Monte Cavallo (MC)

A magnitude ML 0.6 earthquake occured in region: 2 km E Monte Cavallo (MC), on

  • 21-03-2024 17:55:50 (UTC)
  • 21-03-2024 18:55:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9880, 13.0260 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.

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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 7 1458 1603
Fiordimonte MC 8 202 1805
Visso MC 8 1107 2912
Pievebovigliana MC 10 866 3778
Ussita MC 10 444 4222
Muccia MC 11 915 5137
Serravalle di Chienti MC 11 1070 6207
Preci PG 12 724 6931
Fiastra MC 12 559 7490
Acquacanina MC 13 121 7611
Sellano PG 14 1079 8690
Castelsantangelo sul Nera MC 15 281 8971
Bolognola MC 17 142 9113
Camerino MC 17 6974 16087
Sefro MC 19 422 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
77 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 0.6 2024-03-21
17:55:50		 42.9875 13.0257 13 2024-03-21
18:02:59		 Sala Sismica INGV-Roma 126037961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-21 17:55:50 ± 0.1
Latitude 42.9875 ± 0.0027
Longitude 13.0257 ± 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 126037961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 208
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 10
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) 0.14119
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 126037961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-21 18:02:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.LGS3.HNZ.01 2024-03-21T17:57:13.27 3.0 undecidable manual Sg 11.01 0
IY.CNDF.HHZ.00 2024-03-21T17:57:11.95 3.0 undecidable manual Pn 3.2 0
IV.MRB1.HHZ. 2024-03-21T17:57:10.25 3.0 undecidable manual Sg 10.96 0
GU.CANO.HHZ. 2024-03-21T17:56:42.79 3.0 undecidable manual Pn 7.14 0
GU.RNCA.HHZ. 2024-03-21T17:56:40.82 3.0 undecidable manual Pg 10.86 0
IV.BSSO.HHZ. 2024-03-21T17:56:28.70 3.0 undecidable manual Pg 9.15 0
IV.SEI.HHZ. 2024-03-21T17:56:22.22 3.0 undecidable manual S -0.76 0
IV.CESX.HHZ. 2024-03-21T17:56:00.57 3.0 undecidable manual P 1.45 0
IV.FEMA.HNZ. 2024-03-21T17:55:59.23 3.0 undecidable manual S -2.24 0
IV.MC2.EHZ. 2024-03-21T17:55:57.08 0.3 undecidable manual S 122 15.6732 112 0.09 73
IV.MML1.EHZ. 2024-03-21T17:55:56.69 0.3 undecidable manual S 343 14.6742 115 -0.03 74
IV.CESI.HHZ. 2024-03-21T17:55:55.79 0.3 undecidable manual S 281 9.9789 131 0.11 73
IV.FDMO.HHZ. 2024-03-21T17:55:55.24 0.3 undecidable manual S 43 7.3815 142 0.05 74
IT.MTCL.HGN. 2024-03-21T17:55:54.50 0.3 undecidable manual S 288 2.1978 168 -0.1 75
IV.MML1.EHZ. 2024-03-21T17:55:54.11 1.0 undecidable manual P 343 14.6742 115 0.13 24
IV.MC2.EHZ. 2024-03-21T17:55:54.05 0.1 undecidable manual P 122 15.6732 112 -0.08 97
IV.FDMO.HHZ. 2024-03-21T17:55:53.12 0.3 positive manual P 43 7.3815 142 0.03 75
IV.CESI.HHZ. 2024-03-21T17:55:53.37 0.1 negative manual P 281 9.9789 131 0 100
IT.MTCL.HGN. 2024-03-21T17:55:52.68 0.1 undecidable manual P 288 2.1978 168 -0.07 100
IV.ATFO.HHZ. 2024-03-21T17:55:49.52 3.0 undecidable manual P -0.56 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.00007039999999999999 0.18 AML other m 2024-03-21T17:55:55.33
IV.FDMO.HHN. ML:0.6 0.000044 0.42 AML other m 2024-03-21T17:55:55.45
IV.CESI.HHE. ML:0.7 0.0000499 0.18 AML other m 2024-03-21T17:55:55.88
IV.CESI.HHN. ML:0.8 0.000067339455 0.2 AML other m 2024-03-21T17:55:55.92
IV.MML1.EHE. ML:0.1 0.000009675244499999999 0.14 AML other m 2024-03-21T17:55:57.30
IV.MML1.EHN. ML:0.1 0.000011082014000000002 0.22 AML other m 2024-03-21T17:55:58.05
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