Earthquake with magnitude of ML 1.0 on date 01-07-2021 and time 04:31:29 (Italy) in region 2 km W Gubbio (PG)

A magnitude ML 1.0 earthquake occured in region: 2 km W Gubbio (PG), on

  • 01-07-2021 02:31:29 (UTC)
  • 01-07-2021 04:31:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3470, 12.5530 at 8 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
Gubbio PG 2 32216 32216
Scheggia e Pascelupo PG 11 1393 33609
Costacciaro PG 13 1216 34825
Pietralunga PG 14 2111 36936
Sigillo PG 15 2404 39340
Cantiano PU 15 2245 41585
Fossato di Vico PG 18 2840 44425
Montone PG 18 1680 46105
Umbertide PG 19 16681 62786

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Perugia (166134 inhabitants)
45 Km N of Foligno (57155 inhabitants)
56 Km E of Arezzo (99543 inhabitants)
67 Km SW of Fano (60888 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
80 Km S of Rimini (147750 inhabitants)
84 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
91 Km S of Cesena (96758 inhabitants)
99 Km E of Siena (53903 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 2021-07-01
02:31:29
43.3473 12.5528 8 2021-07-01
02:39:18
Sala Sismica INGV-Roma 92088941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-01 02:31:29 ± 0.18
Latitude 43.3473 ± 0.0045
Longitude 12.5528 ± 0.0062
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 92088941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 82
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 9
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.21134
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 92088941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-01 02:39:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2021-07-01T02:31:38.49 0.6 undecidable manual S 36 23.4543 110 -0.08 48
IV.FOSV.EHZ. 2021-07-01T02:31:37.26 0.6 undecidable manual S 109 17.7711 115 0.51 44
IV.ATPC.HNE. 2021-07-01T02:31:36.73 0.6 undecidable manual S 332 16.6722 117 0.33 46
IV.ATLO.EHN. 2021-07-01T02:31:35.19 0.6 undecidable manual S 253 12.2766 124 0.11 49
IV.ATBU.EHE. 2021-07-01T02:31:35.88 0.6 undecidable manual S 358 14.2746 120 0.23 48
IV.TB03.DH1.01 2021-07-01T02:31:35.17 0.6 undecidable manual S 298 12.9759 123 -0.11 49
IV.FRON.EHZ. 2021-07-01T02:31:34.68 1.0 undecidable manual P 36 23.4543 110 -0.24 23
IV.TB02.DHE. 2021-07-01T02:31:34.85 0.6 undecidable manual S 282 11.877 125 -0.11 49
IV.MURB.HHZ. 2021-07-01T02:31:34.84 0.3 undecidable manual S 194 9.6792 131 0.49 68
IV.FOSV.EHZ. 2021-07-01T02:31:34.10 1.0 negative manual P 109 17.7711 115 0.24 24
IV.TB01.DHE. 2021-07-01T02:31:34.42 0.6 undecidable manual S 292 10.1787 129 -0.08 49
IV.ATVO.HHZ. 2021-07-01T02:31:34.94 0.6 undecidable manual S 288 12.3765 124 -0.18 48
IV.ATBU.EHE. 2021-07-01T02:31:33.36 0.1 undecidable manual P 358 14.2746 120 0.13 97
IV.ATSC.EHN. 2021-07-01T02:31:33.28 0.1 undecidable manual P 52 13.6752 121 0.14 97
IV.TB03.DH1.01 2021-07-01T02:31:33.02 0.1 undecidable manual P 298 12.9759 123 0 100
IV.ATPI.HNE. 2021-07-01T02:31:33.72 0.1 undecidable manual P 313 16.6722 117 0.05 98
IV.ATPC.HNE. 2021-07-01T02:31:33.65 0.1 undecidable manual P 332 16.6722 117 -0.01 99
IV.ATLO.EHN. 2021-07-01T02:31:33.03 0.1 undecidable manual P 253 12.2766 124 0.13 98
IV.MURB.HHZ. 2021-07-01T02:31:32.84 0.1 undecidable manual P 194 9.6792 131 0.36 93
IV.TB01.DHE. 2021-07-01T02:31:32.48 0.1 undecidable manual P 292 10.1787 129 -0.09 99
IV.ATVO.HHZ. 2021-07-01T02:31:32.92 0.1 positive manual P 288 12.3765 124 0 100
IV.ATFO.HHZ. 2021-07-01T02:31:32.56 0.3 undecidable manual S 35 2.5974 163 -0.41 70
IV.ATCC.EHE. 2021-07-01T02:31:32.96 0.1 undecidable manual P 159 19.3695 113 -1.18 66
IV.TB02.DHE. 2021-07-01T02:31:32.74 0.1 undecidable manual P 282 11.877 125 -0.09 98
IV.ATFO.HHZ. 2021-07-01T02:31:31.56 0.1 negative manual P 35 2.5974 163 -0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:0.0 0.00021400000000000002 0.26 AML other m 2021-07-01T02:31:32.68
IV.ATFO.HHE. ML:0.0 0.000258 0.28 AML other m 2021-07-01T02:31:32.72
IV.MURB.HHE. ML:0.0 0.0001435 0.38 AML other m 2021-07-01T02:31:35.23
IV.MURB.HHN. ML:0.0 0.00013550000000000001 0.22 AML other m 2021-07-01T02:31:35.33
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