Earthquake with magnitude of ML 1.1 on date 25-04-2023 and time 14:18:26 (UTC) in region 8 km SW Fossato di Vico (PG)

A magnitude ML 1.1 earthquake occured in region: 8 km SW Fossato di Vico (PG), on

  • 25-04-2023 14:18:26 (UTC)
  • 25-04-2023 16:18:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2480, 12.6850 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.

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 8 2840 2840
Gualdo Tadino PG 8 15208 18048
Sigillo PG 10 2404 20452
Valfabbrica PG 12 3389 23841
Costacciaro PG 13 1216 25057
Gubbio PG 15 32216 57273
Nocera Umbra PG 17 5839 63112
Scheggia e Pascelupo PG 17 1393 64505

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Perugia (166134 inhabitants)
33 Km N of Foligno (57155 inhabitants)
69 Km E of Arezzo (99543 inhabitants)
72 Km SW of Fano (60888 inhabitants)
76 Km S of Pesaro (94582 inhabitants)
76 Km N of Terni (111501 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
91 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 1.1 2023-04-25
14:18:26
43.2483 12.6853 11 2023-04-25
14:40:44
Sala Sismica INGV-Roma 116739791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-25 14:18:26 ± 0.04
Latitude 43.2483 ± 0.0027
Longitude 12.6853 ± 0.0037
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 116739791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 304
Semi-minor axis of confidence ellipse (meter) 207
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36153
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 116739791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-25 14:40:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTMR.EHZ. 2023-04-25T14:20:18.82 3.0 undecidable manual Sg 25.299999 0
IV.LPDG.HHZ. 2023-04-25T14:20:14.28 3.0 undecidable manual Pn -0.4 0
IX.COL3.HHZ.02 2023-04-25T14:20:04.94 3.0 undecidable manual Sn 3.24 0
IV.PAOL.HHZ. 2023-04-25T14:19:51.51 3.0 undecidable manual Sn 4.92 0
MN.SENA.HHZ. 2023-04-25T14:19:49.28 3.0 undecidable manual Sn -8.74 0
IV.CMDO.HHZ. 2023-04-25T14:19:47.58 3.0 undecidable manual Pn -2.37 0
IV.MRB1.HHZ. 2023-04-25T14:19:45.38 3.0 undecidable manual Sn -3.81 0
IV.POFI.HHZ. 2023-04-25T14:19:40.98 3.0 undecidable manual Sg 16.99 0
CR.STON.BHZ. 2023-04-25T14:19:39.36 3.0 undecidable manual Pg 19.59 0
GU.RORO.HHZ. 2023-04-25T14:19:35.48 3.0 undecidable manual Sg 1.97 0
IV.TOLF.HHZ. 2023-04-25T14:19:05.89 3.0 undecidable manual Sn -0.74 0
IV.LRP.EHZ. 2023-04-25T14:18:51.73 3.0 positive manual Pn -2.98 0
IV.FDMO.HHE. 2023-04-25T14:18:40.01 0.3 undecidable manual S 126 40.1265 90 0.41 66
IV.EL6.EHZ. 2023-04-25T14:18:37.03 3.0 undecidable manual Pg 3.05 0
IV.MML1.EHE. 2023-04-25T14:18:36.09 0.1 undecidable manual S 123 27.5502 90 -0.16 95
IV.FRON.EHN. 2023-04-25T14:18:36.83 0.6 undecidable manual S 6 30.0477 90 -0.09 48
IV.ATVO.HNE. 2023-04-25T14:18:36.22 0.6 undecidable manual S 304 26.9508 90 0.13 48
IV.ATBU.EHZ. 2023-04-25T14:18:36.78 0.6 undecidable manual S 336 27.5502 90 0.54 44
IV.TB03.DH2.25 2023-04-25T14:18:36.01 0.6 undecidable manual S 308 27.9498 90 -0.34 46
IV.TB02.DHZ.01 2023-04-25T14:18:35.87 0.6 undecidable manual S 301 26.0517 90 0.02 49
IV.FDMO.HHE. 2023-04-25T14:18:34.02 0.6 undecidable manual P 126 40.1265 90 -0.02 48
IV.SNTG.HHZ. 2023-04-25T14:18:34.49 0.3 undecidable manual S 88 20.6682 91 0.09 73
IV.ASSB.HHZ. 2023-04-25T14:18:34.81 0.1 undecidable manual S 185 22.9548 90 -0.2 94
IV.ATSC.EHE. 2023-04-25T14:18:33.80 0.3 undecidable manual S 0 19.4694 91 -0.29 70
IV.ATFO.HHZ. 2023-04-25T14:18:33.10 0.3 undecidable manual S 325 16.0728 91 -0.07 74
IV.TB03.DH2.25 2023-04-25T14:18:32.15 0.3 undecidable manual P 308 27.9498 90 -0.01 73
IV.MML1.EHE. 2023-04-25T14:18:32.03 0.1 undecidable manual P 123 27.5502 90 -0.07 97
IV.MURB.HHZ. 2023-04-25T14:18:32.43 0.6 undecidable manual S 277 13.0758 101 0.04 50
IV.FRON.EHN. 2023-04-25T14:18:32.30 0.6 undecidable manual P 6 30.0477 90 -0.19 47
IV.ATBU.EHZ. 2023-04-25T14:18:32.42 0.1 undecidable manual P 336 27.5502 90 0.32 92
IV.ASSB.HHZ. 2023-04-25T14:18:31.25 0.1 undecidable manual P 185 22.9548 90 -0.13 96
IV.FOSV.EHZ. 2023-04-25T14:18:31.03 0.1 undecidable manual S 50 7.9809 131 -0.16 100
IV.TB02.DHZ.01 2023-04-25T14:18:31.86 0.3 undecidable manual P 301 26.0517 90 -0.01 74
IV.SNTG.HHZ. 2023-04-25T14:18:31.18 1.0 undecidable manual P 88 20.6682 91 0.15 24
IV.ATCC.EHZ. 2023-04-25T14:18:31.22 0.1 undecidable manual S 208 7.881 131 0.05 100
IV.ATVO.HNE. 2023-04-25T14:18:31.88 0.3 undecidable manual P 304 26.9508 90 -0.13 72
IV.ATSC.EHE. 2023-04-25T14:18:30.80 0.1 undecidable manual P 0 19.4694 91 -0.06 99
IV.ATFO.HHZ. 2023-04-25T14:18:30.40 0.3 undecidable manual P 325 16.0728 91 0.08 74
IV.FOSV.EHZ. 2023-04-25T14:18:29.25 0.1 undecidable manual P 50 7.9809 131 0.07 99
IV.ATCC.EHZ. 2023-04-25T14:18:29.29 0.1 undecidable manual P 208 7.881 131 0.12 99
IV.MURB.HHZ. 2023-04-25T14:18:29.92 0.3 undecidable manual P 277 13.0758 101 0.05 75
IV.CSNT.HHZ. 2023-04-25T14:18:22.53 3.0 positive manual Pn -6.52 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:0.9 0.00009865 0.28 AML other m 2023-04-25T14:18:31.43
IV.ATCC.EHE. ML:1.1 0.000152 0.24 AML other m 2023-04-25T14:18:31.41
IV.MURB.HHE. ML:1.3 0.0001995 0.2 AML other m 2023-04-25T14:18:32.90
IV.MURB.HHN. ML:1.1 0.00013800000000000002 0.16 AML other m 2023-04-25T14:18:32.99
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