Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 26-11-2022 and time 00:28:04 (Italy) in region 4 km NW Preci (PG)

A magnitude ML 0.4 earthquake occured in region: 4 km NW Preci (PG), on

  • 25-11-2022 23:28:04 (UTC)
  • 26-11-2022 00:28:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9150, 13.0140 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.

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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
Preci PG 4 724 724
Visso MC 6 1107 1831
Sellano PG 8 1079 2910
Monte Cavallo MC 9 145 3055
Ussita MC 11 444 3499
Castelsantangelo sul Nera MC 12 281 3780
Cerreto di Spoleto PG 13 1075 4855
Pieve Torina MC 15 1458 6313
Fiordimonte MC 15 202 6515
Norcia PG 15 4957 11472
Pievebovigliana MC 18 866 12338
Fiastra MC 18 559 12897
Serravalle di Chienti MC 18 1070 13967
Acquacanina MC 18 121 14088
Muccia MC 19 915 15003
Bolognola MC 20 142 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
55 Km E of Perugia (166134 inhabitants)
63 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 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 0.4 2022-11-25
23:28:04		 42.9147 13.0138 9 2022-11-25
23:40:38		 Sala Sismica INGV-Roma 112209451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-25 23:28:04 ± 0.09
Latitude 42.9147 ± 0.0009
Longitude 13.0138 ± 0.0025
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 112209451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 200
Semi-minor axis of confidence ellipse (meter) 27
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.05
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.13310
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 3
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 112209451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-25 23:40:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.QLNO.HHZ. 2022-11-25T23:29:52.68 3.0 undecidable manual Sg 0.76 0
GU.PCP.HHZ. 2022-11-25T23:29:48.33 3.0 undecidable manual Sg -1.67 0
ST.CARE.HNZ. 2022-11-25T23:29:35.68 3.0 undecidable manual Sn -8.85 0
IV.HVZN.HHZ. 2022-11-25T23:29:13.67 3.0 undecidable manual Pn -1.05 0
CR.STON.BHZ. 2022-11-25T23:29:03.14 3.0 undecidable manual Pg 36.200001 0
IV.MSRU.HHZ. 2022-11-25T23:29:00.02 3.0 undecidable manual Pn -0.62 0
ST.CARE.HNZ. 2022-11-25T23:28:51.40 3.0 undecidable manual Pn -3.3 0
IV.OSSC.HHZ. 2022-11-25T23:28:46.46 3.0 undecidable manual Sg -9.99 0
IV.MMN.HHZ. 2022-11-25T23:28:45.82 3.0 negative manual Pn 5.64 0
IV.SBPO.HNZ. 2022-11-25T23:28:40.78 3.0 undecidable manual Pn 0.69 0
IV.IMOL.HNZ. 2022-11-25T23:28:28.06 3.0 negative manual Pg -0.05 0
IV.ATFO.HHZ. 2022-11-25T23:28:27.16 3.0 undecidable manual Sg -7.01 0
IV.NARO.HHZ. 2022-11-25T23:28:13.31 3.0 positive manual P -2.78 0
IV.FDMO.HHZ. 2022-11-25T23:28:10.34 0.1 undecidable manual S 24 14.7741 121 0.03 99
IV.NRCA.HHZ. 2022-11-25T23:28:09.54 0.1 undecidable manual S 138 12.1767 126 -0.02 100
IV.CESI.HHZ. 2022-11-25T23:28:09.90 0.1 undecidable manual S 319 13.3755 123 -0.01 100
IV.CSP1.EHZ. 2022-11-25T23:28:08.91 3.0 negative manual P 0.37 0
IV.NRCA.HHZ. 2022-11-25T23:28:07.38 0.1 undecidable manual P 138 12.1767 126 0.03 100
IV.CESI.HHZ. 2022-11-25T23:28:07.61 1.0 negative manual P 319 13.3755 123 0.05 25
IV.FDMO.HHZ. 2022-11-25T23:28:07.75 0.1 undecidable manual P 24 14.7741 121 -0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.1 0.000014909825 0.0512 AML other m 2022-11-25T23:28:10.45
IV.NRCA.HHN. ML:0.4 0.000028592685 0.1024 AML other m 2022-11-25T23:28:09.64
IV.FDMO.HHE. ML:0.4 0.000024424203500000002 0.1536 AML other m 2022-11-25T23:28:10.53
IV.FDMO.HHN. ML:0.4 0.000023347329999999998 0.1152 AML other m 2022-11-25T23:28:10.70
IV.CSP1.EHE. ML:1.2 0.000088536495 1.7024 AML other m 2022-11-25T23:28:07.98
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