Earthquake with magnitude of ML 0.3 on date 22-02-2020 and time 20:46:34 (Italy) in region 4 km SE Gualdo Tadino (PG)

A magnitude ML 0.3 earthquake occured in region: 4 km SE Gualdo Tadino (PG), on

  • 22-02-2020 19:46:34 (UTC)
  • 22-02-2020 20:46:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1980, 12.8140 at 11 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
Gualdo Tadino PG 4 15208 15208
Fiuminata MC 10 1402 16610
Nocera Umbra PG 10 5839 22449
Fossato di Vico PG 12 2840 25289
Sefro MC 12 422 25711
Esanatoglia MC 12 2034 27745
Pioraco MC 14 1134 28879
Valtopina PG 16 1398 30277
Sigillo PG 16 2404 32681
Fabriano AN 17 31480 64161
Matelica MC 17 9981 74142
Valfabbrica PG 18 3389 77531
Serravalle di Chienti MC 18 1070 78601
Cerreto d'Esi AN 20 3817 82418
Costacciaro PG 20 1216 83634
Castelraimondo MC 20 4587 88221

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
72 Km N of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
74 Km S of Fano (60888 inhabitants)
80 Km S of Pesaro (94582 inhabitants)
81 Km E of Arezzo (99543 inhabitants)
94 Km NW of Teramo (54892 inhabitants)
98 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 0.3 2020-02-22
19:46:34
43.1975 12.8137 11 2020-02-22
20:26:08
Sala Sismica INGV-Roma 76732611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-22 19:46:34 ± 0.03
Latitude 43.1975 ± 0.0018
Longitude 12.8137 ± 0.0025
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76732611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 20
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) 0.10432
Epicentral distance of station farthest from the epicenter (degree) 0.25631
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 76732611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-22 20:26:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATSC.EHZ. 2020-02-22T19:46:44.30 0.3 undecidable manual S 338 27.1506 50 -0.09 72
IV.SSFR.HHZ. 2020-02-22T19:46:44.18 0.6 undecidable manual S 355 26.6511 50 -0.07 48
IV.FDMO.HHZ. 2020-02-22T19:46:44.81 0.3 undecidable manual S 129 28.4493 50 0.07 72
IV.EL6.EHZ. 2020-02-22T19:46:44.79 0.3 undecidable manual S 58 27.4503 50 0.31 69
IV.CESI.HHZ. 2020-02-22T19:46:43.01 0.3 undecidable manual S 161 22.5552 50 -0.17 72
IV.MURB.HHZ. 2020-02-22T19:46:43.87 0.3 undecidable manual S 287 24.4533 50 0.19 71
IV.MML1.HNZ. 2020-02-22T19:46:41.30 0.3 undecidable manual S 126 15.873 124 0.1 74
IV.EL6.EHZ. 2020-02-22T19:46:40.33 0.3 undecidable manual P 58 27.4503 50 0.03 73
IV.SNTG.HHZ. 2020-02-22T19:46:40.25 0.3 undecidable manual S 58 12.0768 131 0.08 74
IV.ATSC.EHZ. 2020-02-22T19:46:40.10 0.3 undecidable manual P 338 27.1506 50 -0.15 71
IV.ATCC.EHZ. 2020-02-22T19:46:40.76 0.3 undecidable manual S 264 14.0748 127 0.05 75
IV.SSFR.HHZ. 2020-02-22T19:46:40.11 0.3 undecidable manual P 355 26.6511 50 -0.06 73
IV.FDMO.HHZ. 2020-02-22T19:46:40.38 0.6 negative manual P 129 28.4493 50 -0.07 48
IV.CESI.HHZ. 2020-02-22T19:46:39.43 0.1 undecidable manual P 161 22.5552 50 -0.12 97
IV.FOSV.EHZ. 2020-02-22T19:46:39.89 0.3 undecidable manual S 339 11.5773 132 -0.15 73
IV.MURB.HHZ. 2020-02-22T19:46:39.91 0.3 undecidable manual P 287 24.4533 50 0.07 73
IV.ATCC.EHZ. 2020-02-22T19:46:38.25 0.1 undecidable manual P 264 14.0748 127 0.13 98
IV.MML1.HNZ. 2020-02-22T19:46:38.41 0.1 undecidable manual P 126 15.873 124 0 100
IV.SNTG.HHZ. 2020-02-22T19:46:37.58 0.3 undecidable manual P 58 12.0768 131 -0.23 72
IV.FOSV.EHZ. 2020-02-22T19:46:37.83 0.6 negative manual P 339 11.5773 132 0.09 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:0.1 0.000015015205 0.1024 AML other m 2020-02-22T19:46:40.47
IV.SNTG.HHN. ML:0.3 0.000019170255 0.1152 AML other m 2020-02-22T19:46:40.85
IV.FOSV.EHE. ML:0.4 0.000023231012999999997 0.256 AML other m 2020-02-22T19:46:39.94
IV.FOSV.EHN. ML:0.4 0.000027639216 0.2176 AML other m 2020-02-22T19:46:40.08
IV.ATCC.EHE. ML:0.8 0.00005290798 0.1408 AML other m 2020-02-22T19:46:40.85
IV.ATCC.EHN. ML:0.9 0.00008360814499999999 0.1408 AML other m 2020-02-22T19:46:40.85
IV.CESI.HHE. ML:0.2 0.000010159914499999999 0.0768 AML other m 2020-02-22T19:46:44.02
IV.CESI.HHN. ML:0.2 0.000012104975 0.2944 AML other m 2020-02-22T19:46:45.44
IV.FDMO.HHE. ML:0.3 0.0000089221175 0.1792 AML other m 2020-02-22T19:46:44.95
IV.FDMO.HHN. ML:0.3 0.000009611408499999999 0.192 AML other m 2020-02-22T19:46:45.06
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