Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 19-02-2021 and time 08:49:06 (UTC) in region 3 km S Fossato di Vico (PG)

A magnitude ML 1.0 earthquake occured in region: 3 km S Fossato di Vico (PG), on

  • 19-02-2021 08:49:06 (UTC)
  • 19-02-2021 09:49:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2660, 12.7570 at 14 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
Fossato di Vico PG 3 2840 2840
Gualdo Tadino PG 4 15208 18048
Sigillo PG 8 2404 20452
Costacciaro PG 11 1216 21668
Fabriano AN 14 31480 53148
Esanatoglia MC 15 2034 55182
Fiuminata MC 17 1402 56584
Scheggia e Pascelupo PG 17 1393 57977
Valfabbrica PG 17 3389 61366
Nocera Umbra PG 17 5839 67205
Gubbio PG 17 32216 99421
Cerreto d'Esi AN 20 3817 103238

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Foligno (57155 inhabitants)
35 Km NE of Perugia (166134 inhabitants)
68 Km SW of Fano (60888 inhabitants)
73 Km S of Pesaro (94582 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
74 Km E of Arezzo (99543 inhabitants)
79 Km N of Terni (111501 inhabitants)
90 Km S of Rimini (147750 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 1.0 2021-02-19
08:49:06		 43.2658 12.7573 14 2021-02-19
08:55:02		 Sala Sismica INGV-Roma 87294501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-19 08:49:06 ± 0.08
Latitude 43.2658 ± 0.0036
Longitude 12.7573 ± 0.0074
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87294501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 589
Semi-minor axis of confidence ellipse (meter) 246
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.11781
Epicentral distance of station farthest from the epicenter (degree) 0.36782
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 87294501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-19 08:55:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2021-02-19T08:49:20.06 0.6 undecidable manual S 340 40.8258 96 0.23 46
IV.FDMO.HHZ. 2021-02-19T08:49:19.21 0.6 undecidable manual S 134 36.9297 97 0.42 45
IV.PIEI.HHZ. 2021-02-19T08:49:18.24 0.6 undecidable manual S 329 34.8429 97 -0.01 48
IV.FRON.EHZ. 2021-02-19T08:49:16.23 0.3 undecidable manual S 355 28.0497 100 -0.22 71
IV.ASSB.HHZ. 2021-02-19T08:49:15.67 0.6 undecidable manual S 198 26.0517 102 -0.25 46
IV.MURB.HHZ. 2021-02-19T08:49:14.25 0.1 undecidable manual S 269 18.7701 111 0.18 96
IV.NARO.HHZ. 2021-02-19T08:49:14.11 0.3 negative manual P 340 40.8258 96 -0.06 71
IV.PIEI.HHZ. 2021-02-19T08:49:13.12 0.1 undecidable manual P 329 34.8429 97 -0.14 95
IV.SNTG.HNE. 2021-02-19T08:49:13.11 0.3 undecidable manual S 95 14.874 120 0 75
IV.FDMO.HHZ. 2021-02-19T08:49:13.92 0.3 undecidable manual P 134 36.9297 97 0.35 68
IV.ATCC.EHZ. 2021-02-19T08:49:12.60 0.1 undecidable manual S 227 13.0758 125 -0.11 99
IV.FRON.EHZ. 2021-02-19T08:49:12.08 0.1 undecidable manual P 355 28.0497 100 -0.14 96
IV.ASSB.HHZ. 2021-02-19T08:49:11.77 0.1 undecidable manual P 198 26.0517 102 -0.15 95
IV.SNTG.HNE. 2021-02-19T08:49:10.55 0.6 undecidable manual P 95 14.874 120 0.26 48
IV.ATCC.EHZ. 2021-02-19T08:49:10.01 0.1 undecidable manual P 227 13.0758 125 -0.05 100
IV.MURB.HHZ. 2021-02-19T08:49:10.90 0.1 undecidable manual P 269 18.7701 111 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:1.2 0.00013900000000000002 0.38 AML other m 2021-02-19T08:49:12.86
IV.ATCC.EHE. ML:1.2 0.000143 0.28 AML other m 2021-02-19T08:49:12.81
IV.MURB.HHE. ML:1.0 0.00006925 0.5 AML other m 2021-02-19T08:49:15.25
IV.ASSB.HHE. ML:1.1 0.000057549999999999996 1.68 AML other m 2021-02-19T08:49:15.87
IV.ASSB.HHN. ML:0.8 0.0000318 1.06 AML other m 2021-02-19T08:49:16.87
IV.MURB.HHN. ML:0.8 0.000045600000000000004 0.28 AML other m 2021-02-19T08:49:16.66
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