Earthquake with magnitude of ML 1.0 on date 15-05-2021 and time 10:28:49 (Italy) in region 2 km W Gubbio (PG)

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

  • 15-05-2021 08:28:49 (UTC)
  • 15-05-2021 10:28:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3630, 12.5580 at 11 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
Gubbio PG 2 32216 32216
Scheggia e Pascelupo PG 10 1393 33609
Costacciaro PG 13 1216 34825
Pietralunga PG 13 2111 36936
Cantiano PU 14 2245 39181
Sigillo PG 15 2404 41585
Fossato di Vico PG 18 2840 44425
Montone PG 19 1680 46105
Umbertide PG 20 16681 62786

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Perugia (166134 inhabitants)
47 Km N of Foligno (57155 inhabitants)
56 Km E of Arezzo (99543 inhabitants)
65 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
78 Km S of Rimini (147750 inhabitants)
83 Km W of Ancona (100861 inhabitants)
89 Km N of Terni (111501 inhabitants)
90 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
Bulletin
Rev1000
ML 1.0 2021-05-15
08:28:49
43.3632 12.558 11 2021-12-29
11:12:36
Bollettino Sismico Italiano INGV 96435331
Reviewed
Rev100
ML 1.3 2021-05-15
08:28:48
43.347 12.5585 15 2021-05-15
08:46:04
Sala Sismica INGV-Roma 90116411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-15 08:28:49 ± 0.16
Latitude 43.3632 ± 0.0027
Longitude 12.5580 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96435331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 393
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
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) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.19695
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 7
Type of magnitude ML
Reference to an origin 96435331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-11 13:33:32

ML:1.3

Field Value
Value 1.3
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 90116411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-15 08:46:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2021-05-15T08:28:57.09 0.3 undecidable manual S 354 19.2696 119 0.16 72
IV.ATCC.EHE. 2021-05-15T08:28:57.63 0.6 undecidable manual S 161 20.868 117 0.21 47
IV.FRON.EHZ. 2021-05-15T08:28:57.57 0.3 undecidable manual S 38 21.867 50 -0.15 72
IV.ATPC.HHE. 2021-05-15T08:28:56.09 0.6 undecidable manual S 328 15.3735 124 0.3 47
IV.ATBU.EHZ. 2021-05-15T08:28:55.10 0.6 undecidable manual S 356 12.4764 130 0.1 49
IV.ATLO.EHE. 2021-05-15T08:28:55.05 0.6 undecidable manual S 246 13.2756 128 -0.15 49
IV.ATCC.EHE. 2021-05-15T08:28:54.33 0.3 undecidable manual P 161 20.868 117 0.34 69
IV.MURB.HHZ. 2021-05-15T08:28:54.56 0.6 undecidable manual S 194 11.3775 133 -0.15 49
IV.TB03.DHZ. 2021-05-15T08:28:54.94 0.6 undecidable manual S 290 12.6762 130 -0.09 49
IV.PIEI.HHZ. 2021-05-15T08:28:53.66 0.1 undecidable manual P 354 19.2696 119 -0.05 98
IV.FRON.EHZ. 2021-05-15T08:28:53.96 0.1 undecidable manual P 38 21.867 50 -0.21 94
IV.ATPC.HHE. 2021-05-15T08:28:53.13 0.3 undecidable manual P 328 15.3735 124 0.08 74
IV.ATLO.EHE. 2021-05-15T08:28:52.70 0.1 undecidable manual P 246 13.2756 128 -0.02 100
IV.MURB.HHZ. 2021-05-15T08:28:52.33 0.1 undecidable manual P 194 11.3775 133 -0.1 99
IV.TB03.DHZ. 2021-05-15T08:28:52.53 0.1 undecidable manual P 290 12.6762 130 -0.09 99
IV.ATBU.EHZ. 2021-05-15T08:28:52.68 0.1 undecidable manual P 356 12.4764 130 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHN. ML:1.3 0.00021200000000000003 0.22 AML other m 2021-05-15T08:28:55.00
IV.MURB.HHE. ML:1.2 0.00019250000000000002 0.24 AML other m 2021-05-15T08:28:55.48
IV.MURB.HNN. ML:1.2 0.00018926974999999998 0.2176 AML other m 2021-05-15T08:28:55.00
IV.MURB.HNE. ML:1.2 0.0001737602 0.2304 AML other m 2021-05-15T08:28:55.37
IV.PIEI.HHE. ML:0.4 0.00002120576 0.1152 AML other m 2021-05-15T08:28:57.83
IV.PIEI.HHN. ML:0.1 0.000008399149999999999 0.224 AML other m 2021-05-15T08:28:57.28
IV.FRON.EHN. ML:0.4 0.000015766566499999997 0.064 AML other m 2021-05-15T08:28:58.72
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download