Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 28-01-2020 and time 00:55:52 (UTC) in region 2 km E Gubbio (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km E Gubbio (PG), on

  • 28-01-2020 00:55:52 (UTC)
  • 28-01-2020 01:55:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3480, 12.5970 at 10 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.

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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 9 1393 33609
Costacciaro PG 10 1216 34825
Sigillo PG 12 2404 37229
Cantiano PU 14 2245 39474
Fossato di Vico PG 15 2840 42314
Pietralunga PG 17 2111 44425
Gualdo Tadino PG 20 15208 59633

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Perugia (166134 inhabitants)
44 Km N of Foligno (57155 inhabitants)
59 Km E of Arezzo (99543 inhabitants)
65 Km SW of Fano (60888 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
79 Km S of Rimini (147750 inhabitants)
80 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
92 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 1.2 2020-01-28
00:55:52		 43.3483 12.5967 10 2020-01-28
00:59:38		 Sala Sismica INGV-Roma 75925991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-28 00:55:52 ± 0.05
Latitude 43.3483 ± 0.0018
Longitude 12.5967 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75925991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 390
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 276
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) 103
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30937
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 75925991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-28 00:59:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2020-01-28T00:56:04.38 3.0 positive manual P 1.91 0
IV.ARVD.HHZ. 2020-01-28T00:56:03.80 0.3 undecidable manual S 59 32.3454 50 0.27 68
IV.ASSB.HHZ. 2020-01-28T00:56:03.94 0.3 undecidable manual S 172 34.3434 50 -0.1 70
IV.SNTG.HHZ. 2020-01-28T00:56:02.80 0.3 undecidable manual S 110 29.6481 50 0 72
IV.FRON.EHZ. 2020-01-28T00:56:00.32 0.6 undecidable manual S 29 21.4674 115 -0.18 47
IV.PIEI.HHZ. 2020-01-28T00:56:00.62 0.6 undecidable manual S 347 21.3675 116 0.16 47
IV.ATCC.EHZ. 2020-01-28T00:55:59.74 0.1 undecidable manual S 169 18.4704 119 0.17 94
IV.FDMO.HHZ. 2020-01-28T00:55:59.16 3.0 undecidable manual P 0.8 0
IV.MPAG.EHZ. 2020-01-28T00:55:59.54 3.0 positive manual P 0.68 0
IV.FOSV.EHZ. 2020-01-28T00:55:58.35 0.3 undecidable manual S 114 14.5743 125 -0.07 73
IV.APEC.HHZ. 2020-01-28T00:55:58.20 3.0 negative manual P -0.56 0
IV.SNTG.HHZ. 2020-01-28T00:55:58.23 0.1 undecidable manual P 110 29.6481 50 -0.11 94
IV.ARVD.HHZ. 2020-01-28T00:55:58.80 0.1 undecidable manual P 59 32.3454 50 0.04 95
IV.NARO.HHZ. 2020-01-28T00:55:58.22 3.0 undecidable manual P -0.5 0
IV.ASSB.HHZ. 2020-01-28T00:55:58.82 0.1 undecidable manual P 172 34.3434 50 -0.24 90
IV.MURB.HHZ. 2020-01-28T00:55:57.47 0.6 undecidable manual S 212 11.0778 133 -0.02 49
IV.PIEI.HHZ. 2020-01-28T00:55:57.06 0.6 undecidable manual P 347 21.3675 116 0.07 48
IV.ATCC.EHZ. 2020-01-28T00:55:56.57 0.1 undecidable manual P 169 18.4704 119 0.1 96
IV.FRON.EHZ. 2020-01-28T00:55:56.97 0.3 positive manual P 29 21.4674 115 -0.04 72
IV.ATPI.EHZ. 2020-01-28T00:55:56.54 3.0 undecidable manual P -0.9 0
IV.MURB.HHZ. 2020-01-28T00:55:55.43 0.1 negative manual P 212 11.0778 133 0.16 96
IV.FOSV.EHZ. 2020-01-28T00:55:55.80 0.1 undecidable manual P 114 14.5743 125 -0.01 98
IV.ATFO.HHZ. 2020-01-28T00:55:55.56 0.6 undecidable manual S 315 2.8971 164 -0.37 46
IV.ATFO.HHZ. 2020-01-28T00:55:54.39 0.1 undecidable manual P 315 2.8971 164 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.5 0.000627 1.42 AML other m 2020-01-28T00:55:55.71
IV.ATFO.HHE. ML:1.4 0.000488 0.38 AML other m 2020-01-28T00:55:55.78
IV.MURB.HHE. ML:1.8 0.0008095 0.92 AML other m 2020-01-28T00:55:57.69
IV.MURB.HNE. ML:1.7 0.0006680000000000001 0.9 AML other m 2020-01-28T00:55:57.24
IV.MURB.HHN. ML:1.7 0.0006745 1.74 AML other m 2020-01-28T00:55:58.02
IV.MURB.HNN. ML:1.7 0.0006405000000000001 1.7 AML other m 2020-01-28T00:55:58.03
IV.ATCC.EHN. ML:1.5 0.0002465 1.82 AML other m 2020-01-28T00:56:00.92
IV.ATPI.EHE. ML:1.1 0.00009209999999999999 0.34 AML other m 2020-01-28T00:56:00.24
IV.ATPI.EHN. ML:1.0 0.00008315 0.16 AML other m 2020-01-28T00:56:00.13
IV.ATCC.EHE. ML:1.4 0.000189 1.38 AML other m 2020-01-28T00:56:00.14
IV.FRON.EHE. ML:1.4 0.00017299999999999998 0.28 AML other m 2020-01-28T00:56:00.54
IV.FOSV.EHE. ML:0.9 0.00007099999999999999 0.3 AML other m 2020-01-28T00:56:01.25
IV.PIEI.HHE. ML:1.3 0.00013800000000000002 0.1 AML other m 2020-01-28T00:56:01.45
IV.FRON.EHN. ML:1.2 0.0001185 0.76 AML other m 2020-01-28T00:56:01.52
IV.FOSV.EHN. ML:0.8 0.00005355 0.8 AML other m 2020-01-28T00:56:01.48
IV.PIEI.HHN. ML:0.9 0.00005475 0.46 AML other m 2020-01-28T00:56:02.54
IV.APEC.HHN. ML:1.0 0.000054199999999999996 0.14 AML other m 2020-01-28T00:56:02.95
IV.SNTG.HHN. ML:1.2 0.00007395000000000001 0.18 AML other m 2020-01-28T00:56:03.04
IV.SNTG.HHE. ML:0.9 0.00003685 1.58 AML other m 2020-01-28T00:56:03.19
IV.NARO.HHE. ML:1.0 0.0000516 0.52 AML other m 2020-01-28T00:56:03.49
IV.NARO.HHN. ML:1.0 0.00004475 0.2 AML other m 2020-01-28T00:56:03.60
IV.APEC.HHE. ML:1.0 0.00005005 0.62 AML other m 2020-01-28T00:56:03.95
IV.ASSB.HHN. ML:1.2 0.00006720000000000001 0.24 AML other m 2020-01-28T00:56:04.37
IV.ASSB.HHE. ML:1.0 0.00004165 0.52 AML other m 2020-01-28T00:56:05.49
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