Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 28-12-2022 and time 20:23:31 (Italy) in region 2 km W Fossato di Vico (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km W Fossato di Vico (PG), on

  • 28-12-2022 19:23:31 (UTC)
  • 28-12-2022 20:23:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2940, 12.7350 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 2 2840 2840
Sigillo PG 4 2404 5244
Costacciaro PG 8 1216 6460
Gualdo Tadino PG 8 15208 21668
Scheggia e Pascelupo PG 13 1393 23061
Gubbio PG 14 32216 55277
Fabriano AN 15 31480 86757
Esanatoglia MC 18 2034 88791
Valfabbrica PG 18 3389 92180
Sassoferrato AN 19 7285 99465
Fiuminata MC 20 1402 100867

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Perugia (166134 inhabitants)
38 Km N of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
70 Km S of Pesaro (94582 inhabitants)
72 Km E of Arezzo (99543 inhabitants)
73 Km W of Ancona (100861 inhabitants)
82 Km N of Terni (111501 inhabitants)
86 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 0.8 2022-12-28
19:23:31		 43.2942 12.735 10 2022-12-28
22:09:56		 Sala Sismica INGV-Roma 113150821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-28 19:23:31 ± 0.05
Latitude 43.2942 ± 0.0027
Longitude 12.7350 ± 0.0037
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 113150821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 306
Semi-minor axis of confidence ellipse (meter) 296
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.01889
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 113150821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-28 22:09:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2022-12-28T19:23:44.58 0.6 undecidable manual S 341 37.2294 50 0.12 47
IV.EL6.EHZ. 2022-12-28T19:23:42.89 0.6 undecidable manual S 82 29.8479 50 0.4 45
IV.TB03.DHZ.01 2022-12-28T19:23:42.15 0.6 undecidable manual S 295 28.749 50 -0.05 49
IV.ARVD.HHZ. 2022-12-28T19:23:42.22 0.6 undecidable manual S 36 28.0497 50 0.21 47
IV.PIEI.HHZ. 2022-12-28T19:23:42.59 0.6 undecidable manual S 329 31.2465 50 -0.27 46
IV.TB02.DHZ.01 2022-12-28T19:23:41.68 0.6 undecidable manual S 288 27.5502 50 -0.2 47
IV.ASSB.HHZ. 2022-12-28T19:23:41.90 0.6 undecidable manual S 192 28.5492 50 -0.25 47
IV.MML1.EHZ. 2022-12-28T19:23:41.93 0.6 undecidable manual S 136 27.75 50 0.01 49
IV.TB01.DHZ.01 2022-12-28T19:23:41.39 0.6 undecidable manual S 292 26.0517 111 -0.05 49
IV.ATLO.EHZ. 2022-12-28T19:23:41.34 0.6 undecidable manual S 275 26.5512 50 -0.26 47
IV.FRON.EHZ. 2022-12-28T19:23:40.73 0.6 undecidable manual S 358 24.8529 112 -0.33 46
IV.TSM2.DHZ.01 2022-12-28T19:23:40.35 0.6 undecidable manual S 300 22.755 113 -0.05 49
IV.NARO.HHZ. 2022-12-28T19:23:39.06 0.6 undecidable manual P 341 37.2294 50 -0.04 48
IV.PIEI.HHZ. 2022-12-28T19:23:38.03 1.0 positive manual P 329 31.2465 50 -0.15 24
IV.EL6.EHZ. 2022-12-28T19:23:38.11 1.0 negative manual P 82 29.8479 50 0.14 24
IV.TB03.DHZ.01 2022-12-28T19:23:38.14 0.1 undecidable manual P 295 28.749 50 0.34 92
IV.MURB.HHZ. 2022-12-28T19:23:38.89 0.6 undecidable manual S 259 17.3715 120 0.18 48
IV.SSFR.HHZ. 2022-12-28T19:23:38.39 0.6 undecidable manual S 14 16.1727 121 0.02 50
IV.ARVD.HHZ. 2022-12-28T19:23:37.73 0.3 negative manual P 36 28.0497 50 0.04 74
IV.TB01.DHZ.01 2022-12-28T19:23:37.44 0.1 undecidable manual P 292 26.0517 111 0.07 98
IV.ATLO.EHZ. 2022-12-28T19:23:37.99 0.1 undecidable manual P 275 26.5512 50 0.54 88
IV.ATCC.EHZ. 2022-12-28T19:23:37.93 0.6 undecidable manual S 212 14.3745 125 0.1 50
IV.FRON.EHZ. 2022-12-28T19:23:37.00 1.0 negative manual P 358 24.8529 112 -0.14 24
IV.TB02.DHZ.01 2022-12-28T19:23:37.23 0.1 undecidable manual P 288 27.5502 50 -0.39 91
IV.ATSC.EHZ. 2022-12-28T19:23:37.88 0.6 undecidable manual S 345 14.874 123 -0.11 49
IV.ASSB.HHZ. 2022-12-28T19:23:37.58 0.3 negative manual P 192 28.5492 50 -0.19 71
IV.MML1.EHZ. 2022-12-28T19:23:37.35 0.1 undecidable manual P 136 27.75 50 -0.28 93
IV.TSM2.DHZ.01 2022-12-28T19:23:37.01 0.1 undecidable manual P 300 22.755 113 0.25 95
IV.MURB.HHZ. 2022-12-28T19:23:35.46 1.0 undecidable manual P 259 17.3715 120 -0.32 24
IV.ATSC.EHZ. 2022-12-28T19:23:35.32 0.1 undecidable manual P 345 14.874 123 -0.05 100
IV.SSFR.HHZ. 2022-12-28T19:23:35.74 0.6 negative manual P 14 16.1727 121 0.15 49
IV.ATCC.EHZ. 2022-12-28T19:23:35.45 0.1 positive manual P 212 14.3745 125 0.18 98
IV.FOSV.EHZ. 2022-12-28T19:23:34.98 0.6 undecidable manual S 88 2.0979 168 -0.31 48
IV.FOSV.EHZ. 2022-12-28T19:23:33.76 1.0 undecidable manual P 88 2.0979 168 -0.05 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.7 0.00009825 0.36 AML other m 2022-12-28T19:23:35.04
IV.FOSV.EHN. ML:0.7 0.00008669999999999999 0.48 AML other m 2022-12-28T19:23:35.01
IV.SSFR.HHE. ML:1.0 0.00008355 0.18 AML other m 2022-12-28T19:23:38.66
IV.SSFR.HHN. ML:0.9 0.00006955 1.7 AML other m 2022-12-28T19:23:38.85
IV.MURB.HHE. ML:1.0 0.00007935 1.46 AML other m 2022-12-28T19:23:39.15
IV.MURB.HHN. ML:0.9 0.00006345000000000001 0.24 AML other m 2022-12-28T19:23:40.88
IV.FRON.EHN. ML:0.6 0.0000237 1.2 AML other m 2022-12-28T19:23:41.18
IV.FRON.EHE. ML:0.5 0.000019900000000000003 0.58 AML other m 2022-12-28T19:23:41.59
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