Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 03-02-2024 and time 11:38:39 (UTC) in region 5 km S Fiastra (MC)

A magnitude ML 0.5 earthquake occured in region: 5 km S Fiastra (MC), on

  • 03-02-2024 11:38:39 (UTC)
  • 03-02-2024 12:38:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9960, 13.1430 at 12 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
Fiastra MC 5 559 559
Acquacanina MC 5 121 680
Ussita MC 6 444 1124
Fiordimonte MC 6 202 1326
Bolognola MC 7 142 1468
Visso MC 8 1107 2575
Pievebovigliana MC 9 866 3441
Pieve Torina MC 9 1458 4899
Castelsantangelo sul Nera MC 11 281 5180
Monte Cavallo MC 12 145 5325
Muccia MC 13 915 6240
Sarnano MC 14 3264 9504
Preci PG 15 724 10228
Cessapalombo MC 16 512 10740
Camerino MC 17 6974 17714
Montefortino FM 17 1178 18892
Amandola FM 17 3629 22521
Caldarola MC 17 1823 24344
Serravalle di Chienti MC 18 1070 25414
Gualdo MC 18 815 26229
Camporotondo di Fiastrone MC 18 563 26792
Montemonaco AP 18 604 27396
San Ginesio MC 19 3498 30894

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
59 Km NW of Teramo (54892 inhabitants)
63 Km E of Perugia (166134 inhabitants)
63 Km NE of Terni (111501 inhabitants)
75 Km N of L'Aquila (69753 inhabitants)
76 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
98 Km NW of Montesilvano (53738 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 0.5 2024-02-03
11:38:39		 42.9958 13.1432 12 2024-02-03
11:50:24		 Sala Sismica INGV-Roma 125008741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-03 11:38:39 ± 0.11
Latitude 42.9958 ± 0.0036
Longitude 13.1432 ± 0.0074
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125008741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 585
Semi-minor axis of confidence ellipse (meter) 292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
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 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17177
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 125008741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-03 11:50:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2024-02-03T11:38:53.99 3.0 undecidable manual P 0.11 0
IV.MML1.EHE. 2024-02-03T11:38:46.98 0.6 undecidable manual S 313 19.0698 99 0.17 47
IV.NRCA.HHZ. 2024-02-03T11:38:46.36 0.6 undecidable manual S 187 18.1707 100 -0.21 49
IV.CSP1.EHZ. 2024-02-03T11:38:44.68 0.6 undecidable manual S 25 11.7771 119 -0.28 49
IV.MC2.EHZ. 2024-02-03T11:38:44.77 0.6 undecidable manual S 158 10.0788 126 0.2 48
IV.NRCA.HHZ. 2024-02-03T11:38:43.37 0.1 positive manual P 187 18.1707 100 -0.1 100
IV.FDMO.HHZ. 2024-02-03T11:38:43.89 0.6 undecidable manual S 315 6.3936 143 0.01 50
IV.MML1.EHE. 2024-02-03T11:38:43.73 0.1 undecidable manual P 313 19.0698 99 0.12 96
IV.MC2.EHZ. 2024-02-03T11:38:42.43 0.1 undecidable manual P 158 10.0788 126 0.11 97
IV.CSP1.EHZ. 2024-02-03T11:38:42.46 0.6 undecidable manual P 25 11.7771 119 -0.08 50
IV.FDMO.HHZ. 2024-02-03T11:38:41.87 0.6 undecidable manual P 315 6.3936 143 -0.05 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.0 0.000013406198000000002 0.2048 AML other m 2024-02-03T11:38:43.91
IV.FDMO.HHN. ML:0.4 0.000029884689999999998 0.1408 AML other m 2024-02-03T11:38:44.20
IV.CSP1.EHE. ML:0.4 0.000023933085 0.1856 AML other m 2024-02-03T11:38:45.19
IV.CSP1.EHN. ML:0.6 0.00004402782 0.2432 AML other m 2024-02-03T11:38:44.99
IV.NRCA.HHE. ML:0.5 0.000026064495 0.16 AML other m 2024-02-03T11:38:50.31
IV.NRCA.HHN. ML:0.4 0.00001835963 0.16 AML other m 2024-02-03T11:38:50.90
IV.NRCA.HNE. ML:1.1 0.00009466347500000001 0.576 AML other m 2024-02-03T11:38:51.15
IV.NRCA.HNN. ML:1.4 0.00019822563 1.0496 AML other m 2024-02-03T11:38:49.57
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