Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 25-12-2019 and time 11:54:35 (Italy) in region 5 km E Fossato di Vico (PG)

A magnitude ML 0.5 earthquake occured in region: 5 km E Fossato di Vico (PG), on

  • 25-12-2019 10:54:35 (UTC)
  • 25-12-2019 11:54:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3170, 12.8200 at 11 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
Fossato di Vico PG 5 2840 2840
Sigillo PG 7 2404 5244
Fabriano AN 7 31480 36724
Costacciaro PG 10 1216 37940
Gualdo Tadino PG 10 15208 53148
Esanatoglia MC 13 2034 55182
Cerreto d'Esi AN 14 3817 58999
Sassoferrato AN 14 7285 66284
Scheggia e Pascelupo PG 16 1393 67677
Genga AN 16 1797 69474
Matelica MC 17 9981 79455
Fiuminata MC 17 1402 80857
Gubbio PG 20 32216 113073
Serra Sant'Abbondio PU 20 1027 114100

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Foligno (57155 inhabitants)
42 Km NE of Perugia (166134 inhabitants)
61 Km S of Fano (60888 inhabitants)
66 Km SW of Ancona (100861 inhabitants)
67 Km S of Pesaro (94582 inhabitants)
78 Km E of Arezzo (99543 inhabitants)
85 Km N of Terni (111501 inhabitants)
85 Km S of Rimini (147750 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 0.5 2019-12-25
10:54:35		 43.3172 12.8197 11 2019-12-25
11:08:18		 Sala Sismica INGV-Roma 74963721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-25 10:54:35 ± 0.05
Latitude 43.3172 ± 0.0036
Longitude 12.8197 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74963721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 366
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 126
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.04766
Epicentral distance of station farthest from the epicenter (degree) 0.34084
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.4
Num. used stations 13
Type of magnitude ML
Reference to an origin 74963721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-25 11:08:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2019-12-25T10:54:43.71 0.6 undecidable manual S 225 20.6682 50 -0.03 49
IV.NARO.HHZ. 2019-12-25T10:54:42.94 0.3 undecidable manual P 330 37.8288 50 -0.08 71
IV.MURB.HHZ. 2019-12-25T10:54:41.05 0.6 undecidable manual P 256 24.5532 50 0.07 49
IV.SNTG.HHZ. 2019-12-25T10:54:41.17 0.6 undecidable manual S 125 11.9769 133 -0.24 48
IV.ATCC.EHZ. 2019-12-25T10:54:40.35 0.3 positive manual P 225 20.6682 50 -0.02 74
IV.FRON.EHE. 2019-12-25T10:54:40.76 0.1 undecidable manual P 341 23.4543 50 -0.05 98
IV.ARVD.HHZ. 2019-12-25T10:54:40.71 0.3 undecidable manual P 26 22.3554 50 0.08 73
IV.FOSV.EHZ. 2019-12-25T10:54:39.91 0.6 undecidable manual S 242 5.2947 154 -0.11 50
IV.ATSC.EHN. 2019-12-25T10:54:39.62 0.3 undecidable manual P 318 15.9729 50 -0.03 75
IV.SNTG.HHZ. 2019-12-25T10:54:39.26 0.6 undecidable manual P 125 11.9769 133 0.24 48
IV.FOSV.EHZ. 2019-12-25T10:54:38.33 0.1 positive manual P 242 5.2947 154 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.5 0.00004281833 0.096 AML other m 2019-12-25T10:54:40.00
IV.FOSV.EHN. ML:0.7 0.000080849665 0.1984 AML other m 2019-12-25T10:54:40.12
IV.SNTG.HHE. ML:0.0 0.000008575533999999999 0.16 AML other m 2019-12-25T10:54:42.28
IV.SNTG.HHN. ML:0.0 0.0000094192445 0.224 AML other m 2019-12-25T10:54:41.40
IV.SNTG.HNE. ML:1.3 0.00019759325 1.9712 AML other m 2019-12-25T10:54:41.71
IV.SNTG.HNN. ML:1.3 0.00019952095 0.9024 AML other m 2019-12-25T10:54:41.10
IV.ATCC.EHE. ML:0.6 0.000029491325000000002 0.2624 AML other m 2019-12-25T10:54:43.94
IV.ATCC.EHN. ML:0.3 0.0000148413 0.16 AML other m 2019-12-25T10:54:43.85
IV.MURB.HHE. ML:0.6 0.000027384375 0.4608 AML other m 2019-12-25T10:54:46.03
IV.MURB.HHN. ML:0.6 0.000025054859999999997 0.7616 AML other m 2019-12-25T10:54:45.09
IV.MURB.HNE. ML:1.2 0.000096863215 0.5056 AML other m 2019-12-25T10:54:47.18
IV.NARO.HHE. ML:0.1 0.000004701755 0.2368 AML other m 2019-12-25T10:54:50.24
IV.NARO.HHN. ML:0.1 0.0000046624925 0.0832 AML other m 2019-12-25T10:54:49.72
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