Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 02-02-2023 and time 07:13:36 (Italy) in region 5 km E Sellano (PG)

A magnitude ML 0.6 earthquake occured in region: 5 km E Sellano (PG), on

  • 02-02-2023 06:13:36 (UTC)
  • 02-02-2023 07:13:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8850, 12.9840 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.

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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
Preci PG 5 724 724
Sellano PG 5 1079 1803
Cerreto di Spoleto PG 9 1075 2878
Visso MC 10 1107 3985
Monte Cavallo MC 12 145 4130
Norcia PG 14 4957 9087
Castelsantangelo sul Nera MC 14 281 9368
Ussita MC 14 444 9812
Vallo di Nera PG 16 364 10176
Campello sul Clitunno PG 18 2442 12618
Cascia PG 19 3217 15835
Pieve Torina MC 19 1458 17293
Fiordimonte MC 19 202 17495
Trevi PG 19 8469 25964
Poggiodomo PG 20 117 26081

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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 2023-02-02
06:13:36		 42.885 12.9835 10 2023-02-02
11:25:13		 Sala Sismica INGV-Roma 113981431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-02 06:13:36 ± 0.08
Latitude 42.8850 ± 0.0045
Longitude 12.9835 ± 0.0061
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 113981431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 549
Semi-minor axis of confidence ellipse (meter) 418
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.31386
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:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 113981431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-02 11:25:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HNN. 2023-02-02T06:13:48.40 0.3 undecidable manual S 255 34.8429 50 -0.21 70
IV.MMO1.EHZ. 2023-02-02T06:13:46.53 0.3 undecidable manual S 87 27.9498 50 -0.25 70
IV.MOMA.HNN. 2023-02-02T06:13:44.09 0.6 undecidable manual P 255 34.8429 50 0.54 43
IV.FDMO.HHZ. 2023-02-02T06:13:43.98 0.3 undecidable manual S 27 18.7701 118 -0.05 74
IT.MTCL.HGE. 2023-02-02T06:13:42.02 0.3 undecidable manual S 6 12.1767 130 -0.09 74
IV.MMO1.EHZ. 2023-02-02T06:13:42.92 0.6 undecidable manual P 87 27.9498 50 0.43 45
IV.CESI.HHZ. 2023-02-02T06:13:42.64 0.3 undecidable manual S 334 14.7741 124 -0.19 73
IV.NRCA.HHZ. 2023-02-02T06:13:41.98 0.1 undecidable manual S 118 12.0768 130 -0.1 99
IV.FEMA.HNE. 2023-02-02T06:13:41.80 0.3 undecidable manual S 32 10.0788 135 0.22 73
IV.CESI.HHZ. 2023-02-02T06:13:40.18 0.1 undecidable manual P 334 14.7741 124 -0.03 100
IV.FDMO.HHZ. 2023-02-02T06:13:40.85 0.3 negative manual P 27 18.7701 118 -0.05 74
IV.FEMA.HNE. 2023-02-02T06:13:39.72 0.3 undecidable manual P 32 10.0788 135 0.23 72
IV.NRCA.HHZ. 2023-02-02T06:13:39.73 0.1 undecidable manual P 118 12.0768 130 -0.05 100
IT.MTCL.HGE. 2023-02-02T06:13:39.82 0.3 undecidable manual P 6 12.1767 130 0.03 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.7 0.00005205 0.18 AML other m 2023-02-02T06:13:42.99
IV.NRCA.HHE. ML:0.8 0.00007175000000000001 0.1 AML other m 2023-02-02T06:13:42.22
IV.CESI.HHN. ML:0.9 0.00007985 0.16 AML other m 2023-02-02T06:13:42.99
IV.NRCA.HHN. ML:0.7 0.00005945 0.16 AML other m 2023-02-02T06:13:42.14
IV.FDMO.HHN. ML:0.1 0.0000100932865 0.1408 AML other m 2023-02-02T06:13:44.36
IV.FDMO.HHE. ML:0.1 0.000010947535 0.16 AML other m 2023-02-02T06:13:44.07
IV.MMO1.EHN. ML:0.6 0.000018440884500000003 0.1984 AML other m 2023-02-02T06:13:46.73
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