Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 03-01-2024 and time 08:38:22 (UTC) in region 3 km SE Visso (MC)

A magnitude ML 0.9 earthquake occured in region: 3 km SE Visso (MC), on

  • 03-01-2024 08:38:22 (UTC)
  • 03-01-2024 09:38:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9100, 13.0980 at 9 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
Visso MC 3 1107 1107
Castelsantangelo sul Nera MC 5 281 1388
Ussita MC 5 444 1832
Preci PG 6 724 2556
Monte Cavallo MC 12 145 2701
Norcia PG 13 4957 7658
Sellano PG 14 1079 8737
Bolognola MC 14 142 8879
Fiordimonte MC 14 202 9081
Acquacanina MC 15 121 9202
Fiastra MC 15 559 9761
Pieve Torina MC 16 1458 11219
Pievebovigliana MC 17 866 12085
Cerreto di Spoleto PG 18 1075 13160
Montemonaco AP 19 604 13764
Muccia MC 20 915 14679

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
53 Km NE of Terni (111501 inhabitants)
57 Km W of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
97 Km W of Montesilvano (53738 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 0.9 2024-01-03
08:38:22		 42.9097 13.0985 9 2024-01-03
08:45:38		 Sala Sismica INGV-Roma 124442361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-03 08:38:22 ± 0.06
Latitude 42.9097 ± 0.0027
Longitude 13.0985 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124442361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 288
Semi-minor axis of confidence ellipse (meter) 213
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
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) 133
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.27519
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 124442361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-03 08:45:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2024-01-03T08:38:33.93 0.6 undecidable manual S 73 30.5472 106 0.26 45
IV.CSP1.EHZ. 2024-01-03T08:38:30.70 0.6 undecidable manual S 23 21.9669 112 -0.14 47
IV.CESI.HHZ. 2024-01-03T08:38:29.98 0.6 undecidable manual S 304 18.9699 115 0.09 48
IV.FDMO.HHZ. 2024-01-03T08:38:28.37 0.6 undecidable manual S 356 14.0748 122 -0.04 49
IV.MF5.EHZ. 2024-01-03T08:38:28.90 0.1 undecidable manual P 73 30.5472 106 -0.1 95
IT.MTCL.HGE. 2024-01-03T08:38:27.87 0.6 undecidable manual S 319 12.2766 126 -0.03 49
IV.CSP1.EHZ. 2024-01-03T08:38:27.24 0.1 undecidable manual P 23 21.9669 112 -0.13 95
IV.NRCA.HHZ. 2024-01-03T08:38:26.69 0.6 undecidable manual S 171 8.5803 136 -0.21 48
IV.CESI.HHZ. 2024-01-03T08:38:26.84 0.1 undecidable manual P 304 18.9699 115 0.03 98
IV.MC2.EHZ. 2024-01-03T08:38:26.77 0.6 undecidable manual S 89 7.3815 141 0.14 49
IV.MC2.EHZ. 2024-01-03T08:38:25.08 0.1 undecidable manual P 89 7.3815 141 0.15 98
IV.FDMO.HHZ. 2024-01-03T08:38:25.97 0.1 undecidable manual P 356 14.0748 122 0.01 99
IV.NRCA.HHZ. 2024-01-03T08:38:25.08 0.1 undecidable manual P 171 8.5803 136 -0.01 100
IT.MTCL.HGE. 2024-01-03T08:38:25.73 0.1 undecidable manual P 319 12.2766 126 0.06 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.2 0.00021802365 0.064 AML other m 2024-01-03T08:38:26.77
IV.NRCA.HHE. ML:1.2 0.00021062665 0.096 AML other m 2024-01-03T08:38:26.89
IV.CESI.HHE. ML:0.0 0.00004796377 0.1792 AML other m 2024-01-03T08:38:30.04
IV.CESI.HHN. ML:0.0 0.000066159145 0.1792 AML other m 2024-01-03T08:38:30.29
IV.FDMO.HHE. ML:0.6 0.000039218469999999995 0.1216 AML other m 2024-01-03T08:38:29.18
IV.FDMO.HHN. ML:0.6 0.0000439547 0.16 AML other m 2024-01-03T08:38:28.68
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