Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 07-06-2021 and time 23:47:09 (Italy) in region 3 km NW Visso (MC)

A magnitude ML 0.7 earthquake occured in region: 3 km NW Visso (MC), on

  • 07-06-2021 21:47:09 (UTC)
  • 07-06-2021 23:47:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9470, 13.0550 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
Monte Cavallo MC 7 145 1252
Ussita MC 7 444 1696
Preci PG 8 724 2420
Castelsantangelo sul Nera MC 10 281 2701
Fiordimonte MC 11 202 2903
Pieve Torina MC 11 1458 4361
Sellano PG 12 1079 5440
Fiastra MC 13 559 5999
Pievebovigliana MC 13 866 6865
Acquacanina MC 14 121 6986
Bolognola MC 15 142 7128
Muccia MC 15 915 8043
Serravalle di Chienti MC 16 1070 9113
Norcia PG 17 4957 14070
Cerreto di Spoleto PG 18 1075 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Foligno (57155 inhabitants)
54 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
97 Km NE of Viterbo (67173 inhabitants)
100 Km S of Fano (60888 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 0.7 2021-06-07
21:47:09		 42.9467 13.0548 9 2021-06-07
21:53:15		 Sala Sismica INGV-Roma 90910931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-07 21:47:09 ± 0.05
Latitude 42.9467 ± 0.0045
Longitude 13.0548 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90910931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 485
Semi-minor axis of confidence ellipse (meter) 264
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 4
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29857
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 90910931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-07 21:53:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHZ. 2021-06-07T21:47:20.24 0.6 undecidable manual S 205 31.1466 50 -0.08 49
IV.ATCC.EHZ. 2021-06-07T21:47:17.22 3.0 negative manual P 0.12 0
IV.MMO1.EHZ. 2021-06-07T21:47:17.64 0.6 undecidable manual S 103 22.6551 112 -0.01 50
IV.MF5.EHZ. 2021-06-07T21:47:16.27 1.0 undecidable manual P 82 33.1446 50 0.36 23
IV.CSP1.EHZ. 2021-06-07T21:47:16.70 0.6 undecidable manual S 37 20.1687 115 -0.14 49
IV.GAVE.EHZ. 2021-06-07T21:47:15.50 0.3 negative manual P 205 31.1466 50 -0.1 73
IV.ASSB.HHZ. 2021-06-07T21:47:15.58 3.0 positive manual Pg -0.09 0
IV.MMO1.EHZ. 2021-06-07T21:47:14.13 0.6 positive manual P 103 22.6551 112 0.08 50
IV.CESI.HHZ. 2021-06-07T21:47:14.85 0.6 undecidable manual S 298 13.7751 124 -0.06 51
IV.CSP1.EHZ. 2021-06-07T21:47:13.59 0.3 positive manual P 37 20.1687 115 0 76
IV.FDMO.HHZ. 2021-06-07T21:47:13.84 0.6 undecidable manual S 15 10.2786 132 -0.1 51
IV.FDMO.HHZ. 2021-06-07T21:47:12.03 1.0 undecidable manual P 15 10.2786 132 0.11 25
IV.CESI.HHZ. 2021-06-07T21:47:12.60 0.1 negative manual P 298 13.7751 124 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.8 0.0000923 1.82 AML other m 2021-06-07T21:47:14.06
IV.FDMO.HHE. ML:0.8 0.00008645 0.12 AML other m 2021-06-07T21:47:14.34
IV.CESI.HHE. ML:0.6 0.0000383 1.76 AML other m 2021-06-07T21:47:14.97
IV.CESI.HHN. ML:0.6 0.000045249999999999995 1.74 AML other m 2021-06-07T21:47:15.98
IV.ASSB.HHN. ML:0.6 0.00001395 0.44 AML other m 2021-06-07T21:47:20.62
IV.ASSB.HHE. ML:0.6 0.0000154 0.28 AML other m 2021-06-07T21:47:20.66
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