Earthquake with magnitude of ML 1.1 on date 08-09-2023 and time 23:12:10 (UTC) in region 4 km E Preci (PG)

A magnitude ML 1.1 earthquake occured in region: 4 km E Preci (PG), on

  • 08-09-2023 23:12:10 (UTC)
  • 09-09-2023 01:12:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8890, 13.0880 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.

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 5 1107 1831
Castelsantangelo sul Nera MC 5 281 2112
Ussita MC 8 444 2556
Norcia PG 11 4957 7513
Sellano PG 13 1079 8592
Monte Cavallo MC 14 145 8737
Cerreto di Spoleto PG 16 1075 9812
Bolognola MC 16 142 9954
Fiordimonte MC 17 202 10156
Acquacanina MC 17 121 10277
Fiastra MC 17 559 10836
Pieve Torina MC 18 1458 12294
Pievebovigliana MC 19 866 13160
Montemonaco AP 20 604 13764
Cascia PG 20 3217 16981

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
51 Km NE of Terni (111501 inhabitants)
56 Km W of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
96 Km NE of Viterbo (67173 inhabitants)
96 Km W of Montesilvano (53738 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 2023-09-08
23:12:10
42.8888 13.0882 9 2023-09-08
23:30:32
Sala Sismica INGV-Roma 120896241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-08 23:12:10 ± 0.11
Latitude 42.8888 ± 0.0036
Longitude 13.0882 ± 0.0049
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 120896241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 364
Semi-minor axis of confidence ellipse (meter) 319
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28958
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 120896241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-08 23:30:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HNZ. 2023-09-08T23:12:24.30 3.0 undecidable manual P 0.28 0
IV.MF5.EHZ. 2023-09-08T23:12:22.80 0.6 undecidable manual S 70 32.1456 50 0.44 44
IV.GUMA.HHZ. 2023-09-08T23:12:21.24 0.6 undecidable manual S 46 27.8499 108 0.19 47
IV.MML1.EHZ. 2023-09-08T23:12:20.44 0.3 undecidable manual S 339 26.6511 109 -0.23 69
IV.CSP1.EHZ. 2023-09-08T23:12:19.82 0.3 undecidable manual S 23 24.4533 110 -0.12 71
IV.MMO1.EHZ. 2023-09-08T23:12:18.13 0.3 undecidable manual S 87 19.4694 115 -0.21 71
IV.CESI.HHE. 2023-09-08T23:12:18.18 0.3 undecidable manual S 311 19.6692 115 -0.25 70
IV.FDMO.HHZ. 2023-09-08T23:12:17.59 0.6 undecidable manual S 360 16.3725 119 0.19 48
IV.MF5.EHZ. 2023-09-08T23:12:17.43 0.6 positive manual P 70 32.1456 50 -0.09 47
IV.SMA1.EHZ. 2023-09-08T23:12:17.32 3.0 positive manual P -1.41 0
IT.MTCL.HGN. 2023-09-08T23:12:16.62 0.3 undecidable manual S 328 13.6752 124 0.01 74
IV.MML1.EHZ. 2023-09-08T23:12:16.19 0.6 negative manual P 339 26.6511 109 -0.35 45
IV.GUMA.HHZ. 2023-09-08T23:12:16.72 0.6 negative manual P 46 27.8499 108 -0.04 48
IV.CSP1.EHZ. 2023-09-08T23:12:15.91 0.6 negative manual P 23 24.4533 110 -0.22 47
IV.CESI.HHE. 2023-09-08T23:12:15.29 0.1 undecidable manual P 311 19.6692 115 0.04 97
IV.FEMA.HNN. 2023-09-08T23:12:15.67 0.3 undecidable manual S 339 8.6802 136 0.4 69
IV.MMO1.EHZ. 2023-09-08T23:12:15.01 0.3 positive manual P 87 19.4694 115 -0.19 71
IV.FDMO.HHZ. 2023-09-08T23:12:14.65 0.3 negative manual P 360 16.3725 119 0 74
IT.MTCL.HGN. 2023-09-08T23:12:14.20 0.3 undecidable manual P 328 13.6752 124 0.01 74
IV.NRCA.HHZ. 2023-09-08T23:12:14.76 0.1 undecidable manual S 161 6.4935 145 -0.03 100
IV.NRCA.HHZ. 2023-09-08T23:12:13.22 0.1 undecidable manual P 161 6.4935 145 0.08 99
IV.FEMA.HNN. 2023-09-08T23:12:13.68 0.1 undecidable manual P 339 8.6802 136 0.26 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00018043405 0.1536 AML other m 2023-09-08T23:12:14.87
IV.NRCA.HHN. ML:1.1 0.0001937874 0.128 AML other m 2023-09-08T23:12:14.88
IV.NRCA.HNE. ML:1.0 0.0001815582 0.1408 AML other m 2023-09-08T23:12:14.79
IV.NRCA.HNN. ML:1.0 0.0001811778 0.1408 AML other m 2023-09-08T23:12:14.96
IV.FDMO.HHE. ML:0.6 0.000033316015000000005 0.1152 AML other m 2023-09-08T23:12:18.09
IV.FDMO.HHN. ML:0.5 0.000030280404999999996 0.1024 AML other m 2023-09-08T23:12:17.93
IV.CSP1.EHE. ML:1.2 0.000095085835 0.1536 AML other m 2023-09-08T23:12:20.68
IV.CSP1.EHN. ML:1.2 0.00009837243000000002 0.32 AML other m 2023-09-08T23:12:20.07
IV.MML1.EHE. ML:0.4 0.000017113774999999997 0.2688 AML other m 2023-09-08T23:12:21.27
IV.MML1.EHN. ML:0.4 0.000015917382000000002 0.2176 AML other m 2023-09-08T23:12:21.09
IV.MML1.HNE. ML:1.2 0.00009778660999999999 0.6912 AML other m 2023-09-08T23:12:24.82
IV.MML1.HNN. ML:1.2 0.00009594710500000001 0.5888 AML other m 2023-09-08T23:12:21.06
IV.GUMA.HHE. ML:1.1 0.00006350038999999999 0.2176 AML other m 2023-09-08T23:12:22.00
IV.GUMA.HHN. ML:1.0 0.000056278145 0.2688 AML other m 2023-09-08T23:12:23.84
IV.GUMA.HNE. ML:1.4 0.0001243593495 0.4096 AML other m 2023-09-08T23:12:25.79
IV.GUMA.HNN. ML:1.4 0.0001390704 0.704 AML other m 2023-09-08T23:12:18.20
IV.MF5.EHE. ML:1.2 0.00006479546 1.4592 AML other m 2023-09-08T23:12:29.08
IV.MF5.EHN. ML:1.5 0.00015565654500000002 5.3248 AML other m 2023-09-08T23:12:31.76
IV.MURB.HHE. ML:1.0 0.000021829210000000002 0.2048 AML other m 2023-09-08T23:12:32.73
IV.MURB.HHN. ML:1.0 0.000018255199999999998 0.3072 AML other m 2023-09-08T23:12:34.32
IV.MURB.HNE. ML:1.6 0.00007960419999999999 0.4608 AML other m 2023-09-08T23:12:44.38
IV.MURB.HNN. ML:1.8 0.00013685643 0.512 AML other m 2023-09-08T23:12:53.24
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