Earthquake with magnitude of ML 0.1 on date 05-09-2021 and time 00:58:08 (UTC) in region 4 km NE Sigillo (PG)

A magnitude ML 0.1 earthquake occured in region: 4 km NE Sigillo (PG), on

  • 05-09-2021 00:58:08 (UTC)
  • 05-09-2021 02:58:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3620, 12.7770 at 13 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Sigillo PG 4 2404 2404
Costacciaro PG 5 1216 3620
Fossato di Vico PG 8 2840 6460
Scheggia e Pascelupo PG 10 1393 7853
Fabriano AN 11 31480 39333
Sassoferrato AN 11 7285 46618
Gualdo Tadino PG 14 15208 61826
Serra Sant'Abbondio PU 15 1027 62853
Genga AN 15 1797 64650
Gubbio PG 16 32216 96866
Frontone PU 17 1300 98166
Cantiano PU 17 2245 100411
Cerreto d'Esi AN 18 3817 104228
Esanatoglia MC 18 2034 106262

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Perugia (166134 inhabitants)
45 Km N of Foligno (57155 inhabitants)
57 Km SW of Fano (60888 inhabitants)
62 Km S of Pesaro (94582 inhabitants)
66 Km W of Ancona (100861 inhabitants)
73 Km E of Arezzo (99543 inhabitants)
80 Km S of Rimini (147750 inhabitants)
90 Km N of Terni (111501 inhabitants)
96 Km SE of Cesena (96758 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
Bulletin
Rev1000
ML 0.1 2021-09-05
00:58:08
43.3617 12.7772 13 2022-03-30
13:04:05
Bollettino Sismico Italiano INGV 95261771
Reviewed
Rev100
ML 0.2 2021-09-05
00:58:08
43.3617 12.7602 13 2021-09-05
01:13:17
Sala Sismica INGV-Roma 95051811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-05 00:58:08 ± 0.05
Latitude 43.3617 ± 0.0036
Longitude 12.7772 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95261771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 307
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 172
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.07464
Epicentral distance of station farthest from the epicenter (degree) 0.39570
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 95261771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-10 08:53:35

ML:0.2

Field Value
Value 0.2
Uncertainty 0.5
Num. used stations 9
Type of magnitude ML
Reference to an origin 95051811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-05 01:13:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2021-09-05T00:58:19.14 0.3 undecidable manual S 330 31.8459 95 -0.09 72
IV.ATPC.HHE. 2021-09-05T00:58:18.75 0.6 undecidable manual S 297 28.9488 96 0.28 46
IV.TB03.DHZ.01 2021-09-05T00:58:18.90 0.6 undecidable manual S 279 29.9478 96 0.19 47
IV.ATVO.HHN. 2021-09-05T00:58:18.57 0.6 undecidable manual S 274 29.9478 96 -0.16 47
IV.EL6.EHE. 2021-09-05T00:58:18.15 0.6 undecidable manual S 98 26.4513 97 0.36 45
IV.MURB.HHE. 2021-09-05T00:58:17.07 0.6 undecidable manual S 242 23.1546 99 0.15 48
IV.FDMO.HHN. 2021-09-05T00:58:16.27 0.1 undecidable manual P 145 43.9227 93 -0.18 93
IV.ARVD.HHZ. 2021-09-05T00:58:16.31 0.3 undecidable manual S 41 20.1687 103 0.18 72
IV.ATCC.EHE. 2021-09-05T00:58:16.92 0.6 undecidable manual S 210 22.4553 100 0.17 48
IV.FRON.EHZ. 2021-09-05T00:58:15.40 0.3 undecidable manual S 347 17.7711 106 -0.14 73
IV.NARO.HHZ. 2021-09-05T00:58:14.50 0.3 undecidable manual P 330 31.8459 95 -0.09 72
IV.ATPC.HHE. 2021-09-05T00:58:14.33 0.1 undecidable manual P 297 28.9488 96 0.18 94
IV.TB03.DHZ.01 2021-09-05T00:58:14.17 0.3 undecidable manual P 279 29.9478 96 -0.12 72
IV.ATVO.HHN. 2021-09-05T00:58:14.24 0.3 undecidable manual P 274 29.9478 96 -0.06 73
IV.EL6.EHE. 2021-09-05T00:58:13.61 0.1 undecidable manual P 98 26.4513 97 -0.15 96
IV.SSFR.HHN. 2021-09-05T00:58:13.52 0.6 undecidable manual S 3 8.2806 137 0.15 50
IV.ATSC.EHE. 2021-09-05T00:58:13.68 0.6 undecidable manual S 313 10.0788 130 -0.03 50
IV.MURB.HHE. 2021-09-05T00:58:13.48 0.1 undecidable manual P 242 23.1546 99 0.22 94
IV.ARVD.HHZ. 2021-09-05T00:58:12.90 0.1 undecidable manual P 41 20.1687 103 0.1 97
IV.ATCC.EHE. 2021-09-05T00:58:12.87 0.1 undecidable manual P 210 22.4553 100 -0.29 94
IV.FRON.EHZ. 2021-09-05T00:58:12.33 0.1 undecidable manual P 347 17.7711 106 -0.13 98
IV.SSFR.HHN. 2021-09-05T00:58:11.31 0.1 undecidable manual P 3 8.2806 137 0.1 100
IV.ATSC.EHE. 2021-09-05T00:58:11.23 0.1 undecidable manual P 313 10.0788 130 -0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.1 0.00001239334 2.06 AML other m 2021-09-05T00:58:15.71
IV.FRON.EHN. ML:0.3 0.000014850729999999999 1.06 AML other m 2021-09-05T00:58:15.71
IV.NARO.HHN. ML:0.1 0.0000036820675000000006 0.6 AML other m 2021-09-05T00:58:20.23
IV.NARO.HHE. ML:0.1 0.000005003380499999999 3.52 AML other m 2021-09-05T00:58:18.10
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