Earthquake with magnitude of ML 0.3 on date 29-04-2021 and time 20:34:28 (UTC) in region 7 km SE Gubbio (PG)

A magnitude ML 0.3 earthquake occured in region: 7 km SE Gubbio (PG), on

  • 29-04-2021 20:34:28 (UTC)
  • 29-04-2021 22:34:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3100, 12.6340 at 9 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 7 32216 32216
Costacciaro PG 9 1216 33432
Sigillo PG 9 2404 35836
Fossato di Vico PG 11 2840 38676
Scheggia e Pascelupo PG 11 1393 40069
Gualdo Tadino PG 15 15208 55277
Valfabbrica PG 17 3389 58666
Cantiano PU 18 2245 60911

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Perugia (166134 inhabitants)
40 Km N of Foligno (57155 inhabitants)
63 Km E of Arezzo (99543 inhabitants)
67 Km SW of Fano (60888 inhabitants)
71 Km SW of Pesaro (94582 inhabitants)
79 Km W of Ancona (100861 inhabitants)
83 Km N of Terni (111501 inhabitants)
84 Km S of Rimini (147750 inhabitants)
97 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
Reviewed
Rev100
ML 0.3 2021-04-29
20:34:28
43.3098 12.6338 9 2021-04-29
21:40:27
Sala Sismica INGV-Roma 89609141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-29 20:34:28 ± 0.09
Latitude 43.3098 ± 0.0036
Longitude 12.6338 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 89609141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 409
Semi-minor axis of confidence ellipse (meter) 222
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 89609141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-29 21:40:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRI.EHZ. 2021-04-29T20:35:59.50 3.0 negative manual Pg 12.38 0
IV.GIZZ.HHZ. 2021-04-29T20:35:41.13 3.0 undecidable manual Pn -2.98 0
IV.MMN.HHZ. 2021-04-29T20:35:40.37 3.0 undecidable manual Pg 8.1 0
IV.MNTV.EHZ. 2021-04-29T20:35:37.31 3.0 undecidable manual Sn -0.15 0
IV.SARZ.HHZ. 2021-04-29T20:35:28.17 3.0 positive manual Pg 9.44 0
ST.RONC.EHZ. 2021-04-29T20:35:23.33 3.0 negative manual Pg 6.13 0
IV.FNVD.HHZ. 2021-04-29T20:35:14.26 3.0 undecidable manual Sg -2.35 0
IV.CADC.HNZ. 2021-04-29T20:35:13.83 3.0 negative manual Pn -0.42 0
OX.SABO.HNZ. 2021-04-29T20:35:07.44 3.0 undecidable manual Pn -5.13 0
IV.CPGN.EHZ. 2021-04-29T20:34:49.66 3.0 undecidable manual Sg -1.06 0
IV.NARO.HHZ. 2021-04-29T20:34:40.49 0.6 undecidable manual S 353 33.6441 50 0.22 46
IV.PIEI.HHZ. 2021-04-29T20:34:38.25 0.6 undecidable manual S 342 26.2515 109 0.16 48
IV.FRON.EHZ. 2021-04-29T20:34:37.26 0.1 undecidable manual S 18 24.2535 111 -0.16 96
IV.ATLO.HNE. 2021-04-29T20:34:35.53 0.6 undecidable manual S 272 18.2706 117 0 50
IV.TB02.DHZ. 2021-04-29T20:34:35.90 0.3 undecidable manual S 290 19.2696 116 0.05 74
IV.ATPC.HNZ. 2021-04-29T20:34:34.04 0.1 undecidable manual P 323 23.754 111 0.52 88
IV.ATCC.EHZ. 2021-04-29T20:34:34.25 0.1 undecidable manual S 178 13.875 124 0.06 99
IV.NARO.HHZ. 2021-04-29T20:34:34.99 0.1 undecidable manual P 353 33.6441 50 -0.28 92
IV.MURB.HNE. 2021-04-29T20:34:33.51 0.6 undecidable manual S 240 10.2786 132 0.31 47
IV.ATPI.EHN. 2021-04-29T20:34:33.79 0.1 undecidable manual P 310 24.3534 111 0.15 96
IV.FRON.EHZ. 2021-04-29T20:34:33.58 0.3 undecidable manual P 18 24.2535 111 -0.04 74
IV.PIEI.HHZ. 2021-04-29T20:34:33.86 0.3 undecidable manual P 342 26.2515 109 -0.14 72
IV.TB01.DHN. 2021-04-29T20:34:32.51 0.1 undecidable manual P 297 17.871 117 0.06 99
IV.TB02.DHZ. 2021-04-29T20:34:32.35 0.1 undecidable manual P 290 19.2696 116 -0.36 93
IV.TB03.DHZ. 2021-04-29T20:34:32.99 0.1 undecidable manual P 299 20.6682 114 0.03 99
IV.SSFR.HNE. 2021-04-29T20:34:32.88 0.1 undecidable manual P 40 18.4704 117 0.33 93
IV.ATLO.HNE. 2021-04-29T20:34:32.47 0.1 undecidable manual P 272 18.2706 117 -0.06 99
IV.ATFO.HHN. 2021-04-29T20:34:32.40 0.6 undecidable manual S 321 8.0808 139 -0.27 48
IV.ATCC.EHZ. 2021-04-29T20:34:31.78 0.1 undecidable manual P 178 13.875 124 0.03 100
IV.FOSV.EHE. 2021-04-29T20:34:31.14 0.1 undecidable manual P 99 10.3785 131 -0.07 100
IV.ATFO.HHN. 2021-04-29T20:34:30.71 0.1 undecidable manual P 321 8.0808 139 -0.16 98
IV.MURB.HNE. 2021-04-29T20:34:30.98 0.1 undecidable manual P 240 10.2786 132 -0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:0.5 0.000034099999999999995 0.16 AML other m 2021-04-29T20:34:34.63
IV.ATCC.EHE. ML:0.9 0.0000799 0.16 AML other m 2021-04-29T20:34:34.80
IV.FRON.EHE. ML:0.2 0.000010379862 0.1024 AML other m 2021-04-29T20:34:37.77
IV.FRON.EHN. ML:0.4 0.0000168 0.78 AML other m 2021-04-29T20:34:38.51
IV.PIEI.HHN. ML:0.2 0.000011235 0.42 AML other m 2021-04-29T20:34:39.57
IV.PIEI.HHE. ML:0.2 0.0000117095625 0.1024 AML other m 2021-04-29T20:34:40.35
IV.NARO.HHE. ML:0.1 0.0000050985349999999995 0.064 AML other m 2021-04-29T20:34:40.94
IV.NARO.HHN. ML:0.1 0.000004413335499999999 0.1024 AML other m 2021-04-29T20:34:41.38
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