Earthquake with magnitude of ML 0.6 on date 07-02-2023 and time 22:26:16 (UTC) in region 4 km W Visso (MC)

A magnitude ML 0.6 earthquake occured in region: 4 km W Visso (MC), on

  • 07-02-2023 22:26:16 (UTC)
  • 07-02-2023 23:26:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9250, 13.0390 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.

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 4 1107 1107
Preci PG 5 724 1831
Monte Cavallo MC 8 145 1976
Ussita MC 9 444 2420
Sellano PG 10 1079 3499
Castelsantangelo sul Nera MC 10 281 3780
Fiordimonte MC 13 202 3982
Pieve Torina MC 13 1458 5440
Norcia PG 15 4957 10397
Cerreto di Spoleto PG 15 1075 11472
Fiastra MC 16 559 12031
Pievebovigliana MC 16 866 12897
Acquacanina MC 16 121 13018
Bolognola MC 17 142 13160
Muccia MC 18 915 14075
Serravalle di Chienti MC 18 1070 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
52 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
95 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 2023-02-07
22:26:16
42.925 13.0387 12 2023-02-07
22:40:30
Sala Sismica INGV-Roma 114237701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-07 22:26:16 ± 0.05
Latitude 42.9250 ± 0.0027
Longitude 13.0387 ± 0.0037
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 114237701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 314
Semi-minor axis of confidence ellipse (meter) 112
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21224
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 114237701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-07 22:40:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2023-02-07T22:26:27.45 3.0 negative manual P -0.01 0
IV.MMO1.EHZ. 2023-02-07T22:26:25.15 0.3 undecidable manual S 97 23.5542 94 0 73
IV.CSP1.EHZ. 2023-02-07T22:26:24.83 0.3 undecidable manual S 36 22.8549 94 -0.14 73
7F.SIB2.EHZ. 2023-02-07T22:26:24.58 0.3 undecidable manual S 100 21.867 95 -0.12 73
IV.MML1.EHZ. 2023-02-07T22:26:24.47 0.3 undecidable manual S 345 21.5673 95 -0.16 72
7F.SIB1.EHZ. 2023-02-07T22:26:23.99 0.3 undecidable manual S 100 19.0698 97 0.03 73
7F.SIB3.EHZ. 2023-02-07T22:26:23.84 0.3 undecidable manual S 106 19.5693 96 -0.25 71
IV.FDMO.HHZ. 2023-02-07T22:26:22.28 0.1 undecidable manual S 18 12.9759 112 -0.09 99
IV.CESI.HHZ. 2023-02-07T22:26:22.52 0.3 undecidable manual S 309 14.0748 108 -0.11 72
7F.SIB2.EHZ. 2023-02-07T22:26:21.16 0.3 undecidable manual P 100 21.867 95 -0.03 74
IV.NRCA.HHZ. 2023-02-07T22:26:21.90 0.3 undecidable manual S 149 11.877 117 -0.2 72
IV.MML1.EHZ. 2023-02-07T22:26:21.09 0.3 undecidable manual P 345 21.5673 95 -0.05 73
IV.MMO1.EHZ. 2023-02-07T22:26:21.47 0.1 undecidable manual P 97 23.5542 94 0.02 98
IV.CSP1.EHZ. 2023-02-07T22:26:21.48 0.1 undecidable manual P 36 22.8549 94 0.13 95
IV.CESI.HHZ. 2023-02-07T22:26:20.05 0.1 undecidable manual P 309 14.0748 108 0.05 100
7F.SIB1.EHZ. 2023-02-07T22:26:20.92 0.1 undecidable manual P 100 19.0698 97 0.16 96
IV.FEMA.HNZ. 2023-02-07T22:26:20.65 0.3 undecidable manual S 12 4.1958 155 -0.03 76
7F.SIB3.EHZ. 2023-02-07T22:26:20.80 0.1 undecidable manual P 106 19.5693 96 -0.04 99
IV.NRCA.HHZ. 2023-02-07T22:26:19.69 0.1 undecidable manual P 149 11.877 117 0 100
IV.FDMO.HHZ. 2023-02-07T22:26:19.91 0.1 undecidable manual P 18 12.9759 112 0.06 99
IV.FEMA.HNZ. 2023-02-07T22:26:19.06 0.1 undecidable manual P 12 4.1958 155 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.0 0.00009525 1.9 AML other m 2023-02-07T22:26:21.02
IV.NRCA.HHE. ML:0.7 0.000050319425 0.064 AML other m 2023-02-07T22:26:22.17
IV.CESI.HHN. ML:0.9 0.000069680855 0.1792 AML other m 2023-02-07T22:26:22.80
IV.CESI.HHE. ML:0.8 0.00005745 0.64 AML other m 2023-02-07T22:26:23.69
IV.NRCA.HNE. ML:0.6 0.00004346171 0.0768 AML other m 2023-02-07T22:26:22.18
IV.NRCA.HNN. ML:1.0 0.00010460458 0.1408 AML other m 2023-02-07T22:26:22.08
IV.FDMO.HHE. ML:0.4 0.00002287465 0.2048 AML other m 2023-02-07T22:26:22.87
IV.FDMO.HHN. ML:0.3 0.0000224941415 0.1664 AML other m 2023-02-07T22:26:22.37
IV.CESI.HNE. ML:0.8 0.000055182391 0.1408 AML other m 2023-02-07T22:26:22.75
IV.CESI.HNN. ML:1.1 0.00012653775 0.7552 AML other m 2023-02-07T22:26:21.34
IV.MML1.EHE. ML:0.4 0.000012772131999999998 0.128 AML other m 2023-02-07T22:26:24.75
IV.MML1.EHN. ML:0.4 0.000015347232000000002 0.128 AML other m 2023-02-07T22:26:24.79
IV.MMO1.EHE. ML:0.5 0.000018407512649999998 0.1664 AML other m 2023-02-07T22:26:25.61
IV.MMO1.EHN. ML:0.4 0.000014664283 0.1024 AML other m 2023-02-07T22:26:25.51
IV.CSP1.EHE. ML:0.5 0.000018483419999999998 0.1024 AML other m 2023-02-07T22:26:25.41
IV.CSP1.EHN. ML:0.5 0.000017966685 0.1024 AML other m 2023-02-07T22:26:25.36
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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