Earthquake with magnitude of ML 1.6 on date 27-01-2023 and time 11:33:18 (Italy) in region 3 km W Preci (PG)

A magnitude ML 1.6 earthquake occured in region: 3 km W Preci (PG), on

  • 27-01-2023 10:33:18 (UTC)
  • 27-01-2023 11:33:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8830, 13.0000 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Preci PG 3 724 724
Sellano PG 6 1079 1803
Visso MC 9 1107 2910
Cerreto di Spoleto PG 10 1075 3985
Monte Cavallo MC 12 145 4130
Norcia PG 13 4957 9087
Castelsantangelo sul Nera MC 13 281 9368
Ussita MC 13 444 9812
Vallo di Nera PG 17 364 10176
Cascia PG 18 3217 13393
Pieve Torina MC 19 1458 14851
Fiordimonte MC 19 202 15053
Campello sul Clitunno PG 19 2442 17495
Poggiodomo PG 20 117 17612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
63 Km W of Teramo (54892 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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
Bulletin
Rev1000
ML 1.6 2023-01-27
10:33:18
42.8828 13.0005 10 2024-03-01
17:18:04
Bollettino Sismico Italiano INGV 116511451
Reviewed
Rev100
ML 1.6 2023-01-27
10:33:18
42.8892 12.9935 10 2023-01-27
10:40:49
Sala Sismica INGV-Roma 113827771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-27 10:33:18 ± 0.06
Latitude 42.8828 ± 0.0036
Longitude 13.0005 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116511451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 390
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
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) 82
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44696
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 116511451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-19 09:05:48

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 113827771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-27 10:40:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.CSO1.HGZ. 2023-01-27T10:33:43.50 3.0 undecidable manual S -0.83 0
IV.CAFI.HHZ. 2023-01-27T10:33:35.80 3.0 undecidable manual P 0.7 0
IV.EL6.EHZ. 2023-01-27T10:33:34.17 3.0 undecidable manual S -1.33 0
IV.FOSV.HNE. 2023-01-27T10:33:33.97 0.6 undecidable manual S 337 49.617 50 -0.05 47
IV.RM33.HNE. 2023-01-27T10:33:33.12 0.6 undecidable manual S 157 45.0216 50 0.34 45
IV.MF5.EHZ. 2023-01-27T10:33:32.09 0.6 undecidable manual S 73 39.0276 50 0.89 37
IV.ARVD.HHZ. 2023-01-27T10:33:31.08 3.0 positive manual P 0.49 0
IV.MTRA.EHE. 2023-01-27T10:33:30.07 0.3 undecidable manual S 113 35.1426 50 -0.08 72
IV.GUMA.HNN. 2023-01-27T10:33:30.17 0.3 undecidable manual S 54 33.744 50 0.41 67
IV.PF6.EHN. 2023-01-27T10:33:29.16 0.3 undecidable manual S 29 32.3454 50 -0.25 70
IV.LNSS.HHZ. 2023-01-27T10:33:28.94 0.3 undecidable manual S 174 31.2465 50 -0.16 71
IV.MMO1.EHZ. 2023-01-27T10:33:27.55 0.6 undecidable manual S 86 26.5512 50 -0.32 46
7F.SIB1.EHZ. 2023-01-27T10:33:26.32 0.3 undecidable manual S 86 21.9669 114 -0.07 74
IV.ATCC.EHE. 2023-01-27T10:33:26.34 0.3 undecidable manual P 319 44.5221 50 -0.13 70
IV.MF5.EHZ. 2023-01-27T10:33:26.01 0.6 negative manual P 73 39.0276 50 0.37 45
7F.SIB2.EHZ. 2023-01-27T10:33:26.95 0.1 undecidable manual S 88 24.6531 112 -0.31 93
IV.FOSV.HNE. 2023-01-27T10:33:26.82 1.0 undecidable manual P 337 49.617 50 -0.45 22
7F.SIB3.EHZ. 2023-01-27T10:33:26.01 0.1 undecidable manual S 92 21.9669 114 -0.38 92
IV.RM33.HNE. 2023-01-27T10:33:26.36 0.6 undecidable manual P 157 45.0216 50 -0.19 46
IV.FDMO.HHZ. 2023-01-27T10:33:25.11 0.6 undecidable manual S 22 18.4704 118 -0.19 48
IV.SMA1.EHN. 2023-01-27T10:33:25.68 0.3 undecidable manual P 136 39.1275 50 0.04 72
IV.SNTG.HHZ. 2023-01-27T10:33:25.80 3.0 negative manual P -0.35 0
IV.MOMA.HHZ. 2023-01-27T10:33:25.28 0.3 undecidable manual P 256 36.0417 50 0.1 71
IV.GUMA.HNN. 2023-01-27T10:33:24.96 0.3 undecidable manual P 54 33.744 50 0.15 71
IV.MC2.EHZ. 2023-01-27T10:33:24.72 0.3 undecidable manual S 78 15.6732 122 0.26 72
IV.CESI.HHZ. 2023-01-27T10:33:24.33 0.6 undecidable manual S 330 15.5733 122 -0.12 49
IV.PF6.EHN. 2023-01-27T10:33:24.36 0.3 undecidable manual P 29 32.3454 50 -0.25 70
IV.LNSS.HHZ. 2023-01-27T10:33:24.42 0.3 undecidable manual P 174 31.2465 50 -0.01 73
IV.MTRA.EHE. 2023-01-27T10:33:24.84 0.3 undecidable manual P 113 35.1426 50 -0.19 70
IV.FEMA.HNZ. 2023-01-27T10:33:23.01 0.1 undecidable manual S 24 9.6792 136 0.18 98
IV.CSP1.EHZ. 2023-01-27T10:33:23.83 3.0 positive manual P -0.17 0
IV.NRCA.HHZ. 2023-01-27T10:33:23.31 0.6 undecidable manual S 121 10.7781 133 0.2 49
7F.SIB2.EHZ. 2023-01-27T10:33:23.31 0.1 undecidable manual P 88 24.6531 112 -0.06 98
IV.MMO1.EHZ. 2023-01-27T10:33:23.63 0.3 undecidable manual P 86 26.5512 50 -0.09 73
IT.MTCL.HGZ. 2023-01-27T10:33:23.24 0.3 undecidable manual S 360 12.2766 129 -0.28 72
7F.SIB3.EHZ. 2023-01-27T10:33:22.78 0.3 undecidable manual P 92 21.9669 114 -0.08 74
7F.SIB1.EHZ. 2023-01-27T10:33:22.96 0.3 undecidable manual P 86 21.9669 114 0.1 73
IV.MC2.EHZ. 2023-01-27T10:33:22.08 0.3 undecidable manual P 78 15.6732 122 0.33 71
IV.FDMO.HHZ. 2023-01-27T10:33:22.25 0.1 undecidable manual P 22 18.4704 118 0.02 100
IT.MTCL.HGZ. 2023-01-27T10:33:21.24 0.3 undecidable manual P 360 12.2766 129 0.03 76
IV.FEMA.HNZ. 2023-01-27T10:33:21.09 0.1 undecidable manual P 24 9.6792 136 0.28 96
IV.CESI.HHZ. 2023-01-27T10:33:21.84 0.3 undecidable manual P 330 15.5733 122 0.1 74
IV.NRCA.HHZ. 2023-01-27T10:33:21.22 1.0 undecidable manual P 121 10.7781 133 0.25 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.0004885 0.72 AML other m 2023-01-27T10:33:23.37
IV.NRCA.HHE. ML:1.7 0.0006635 0.22 AML other m 2023-01-27T10:33:23.61
IV.NRCA.HNE. ML:1.7 0.0006314999999999999 0.22 AML other m 2023-01-27T10:33:23.61
IV.NRCA.HNN. ML:1.6 0.0005415 0.42 AML other m 2023-01-27T10:33:24.45
IV.CESI.HHE. ML:1.3 0.00016900000000000002 0.1 AML other m 2023-01-27T10:33:24.61
IV.CESI.HHN. ML:1.4 0.000228 0.16 AML other m 2023-01-27T10:33:24.62
IV.FDMO.HHN. ML:1.4 0.0002205 0.38 AML other m 2023-01-27T10:33:25.35
IV.FDMO.HHE. ML:1.6 0.00029000000000000006 0.32 AML other m 2023-01-27T10:33:25.48
IV.MMO1.EHE. ML:1.6 0.000222 1.16 AML other m 2023-01-27T10:33:28.02
IV.MMO1.EHN. ML:1.8 0.000367 1.3 AML other m 2023-01-27T10:33:28.07
IV.LNSS.HHE. ML:1.5 0.0001555 0.84 AML other m 2023-01-27T10:33:29.71
IV.LNSS.HHN. ML:1.5 0.000134 0.44 AML other m 2023-01-27T10:33:30.11
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