Earthquake with magnitude of ML 1.1 on date 11-09-2023 and time 00:17:04 (Italy) in region 7 km N Valfabbrica (PG)

A magnitude ML 1.1 earthquake occured in region: 7 km N Valfabbrica (PG), on

  • 10-09-2023 22:17:04 (UTC)
  • 11-09-2023 00:17:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2210, 12.6100 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
Valfabbrica PG 7 3389 3389
Gualdo Tadino PG 14 15208 18597
Fossato di Vico PG 15 2840 21437
Gubbio PG 15 32216 53653
Sigillo PG 16 2404 56057
Assisi PG 17 28299 84356
Costacciaro PG 18 1216 85572
Bastia Umbra PG 18 21874 107446
Nocera Umbra PG 19 5839 113285

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Perugia (166134 inhabitants)
30 Km N of Foligno (57155 inhabitants)
65 Km E of Arezzo (99543 inhabitants)
73 Km N of Terni (111501 inhabitants)
77 Km SW of Fano (60888 inhabitants)
81 Km SW of Pesaro (94582 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
94 Km S of Rimini (147750 inhabitants)
98 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 1.1 2023-09-10
22:17:04
43.2212 12.6102 9 2023-09-10
22:26:46
Sala Sismica INGV-Roma 120956981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-10 22:17:04 ± 0.09
Latitude 43.2212 ± 0.0045
Longitude 12.6102 ± 0.0062
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120956981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 638
Semi-minor axis of confidence ellipse (meter) 345
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53420
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 120956981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-10 22:26:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-09-10T22:17:23.89 0.6 undecidable manual S 136 59.2962 50 0.34 43
IV.CING.HHZ. 2023-09-10T22:17:21.56 0.3 undecidable manual S 70 50.2164 50 0.44 64
IV.CSP1.EHZ. 2023-09-10T22:17:21.57 0.3 undecidable manual S 106 50.2164 50 0.46 64
IV.MPAG.EHZ. 2023-09-10T22:17:20.40 0.3 undecidable manual S 15 46.8198 50 0.19 68
IV.FDMO.HHZ. 2023-09-10T22:17:19.29 0.3 undecidable manual S 118 43.7229 50 -0.09 70
IV.NARO.HHZ. 2023-09-10T22:17:19.34 0.3 undecidable manual S 357 43.3233 50 0.08 70
IV.FRON.EHZ. 2023-09-10T22:17:16.45 0.3 undecidable manual S 16 34.2435 50 -0.38 67
IV.NRCA.HHZ. 2023-09-10T22:17:15.46 0.1 undecidable manual P 136 59.2962 50 -0.15 90
IV.MGAB.HHZ. 2023-09-10T22:17:14.84 3.0 undecidable manual P 0.06 0
IV.MPAG.EHZ. 2023-09-10T22:17:14.00 0.1 undecidable manual P 15 46.8198 50 0.32 89
IV.CING.HHZ. 2023-09-10T22:17:14.00 0.1 undecidable manual P 70 50.2164 50 -0.21 90
IV.SNTG.HHZ. 2023-09-10T22:17:14.46 0.6 undecidable manual S 82 26.9508 108 -0.16 48
IV.CSP1.EHZ. 2023-09-10T22:17:14.16 0.1 undecidable manual P 106 50.2164 50 -0.05 93
IV.NARO.HHZ. 2023-09-10T22:17:12.89 0.1 undecidable manual P 357 43.3233 50 -0.25 91
IV.ARVD.HHZ. 2023-09-10T22:17:12.45 3.0 undecidable manual P -0.01 0
IV.FDMO.HHZ. 2023-09-10T22:17:12.82 0.6 positive manual P 118 43.7229 50 -0.38 44
IV.ATMI.HHZ. 2023-09-10T22:17:11.18 3.0 negative manual P 0.21 0
IV.FRON.EHZ. 2023-09-10T22:17:11.30 0.6 positive manual P 16 34.2435 50 -0.44 44
IV.SNTG.HHZ. 2023-09-10T22:17:10.20 0.3 undecidable manual P 82 26.9508 108 -0.25 70
IV.FOSV.EHZ. 2023-09-10T22:17:10.80 0.6 undecidable manual S 56 14.6742 121 0.08 49
IV.TSM1.DHE.01 2023-09-10T22:17:10.57 0.6 undecidable manual S 356 13.7751 123 0.1 49
IV.MURB.HHZ. 2023-09-10T22:17:09.18 0.3 undecidable manual S 304 8.2806 137 0.19 73
IV.ATVO.HHZ. 2023-09-10T22:17:09.79 3.0 positive manual P -0.12 0
IV.ATFO.HHZ. 2023-09-10T22:17:08.68 3.0 positive manual P 0.17 0
IV.ASSB.HHZ. 2023-09-10T22:17:08.98 3.0 undecidable manual P -0.21 0
IV.FOSV.EHZ. 2023-09-10T22:17:08.23 0.1 undecidable manual P 56 14.6742 121 0.02 100
IV.TSM1.DHE.01 2023-09-10T22:17:08.03 0.1 undecidable manual P 356 13.7751 123 -0.03 100
IV.MURB.HHZ. 2023-09-10T22:17:07.30 0.1 undecidable manual P 304 8.2806 137 0.09 100
IV.ATCC.EHZ. 2023-09-10T22:17:06.50 3.0 positive manual P -0.41 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HNE. ML:1.6 0.0006000000000000001 0.26 AML other m 2023-09-10T22:17:09.46
IV.MURB.HHE. ML:1.6 0.0006715 0.34 AML other m 2023-09-10T22:17:09.50
IV.FOSV.EHE. ML:1.1 0.00011829999999999999 1.16 AML other m 2023-09-10T22:17:11.01
IV.MURB.HNN. ML:1.5 0.0005455 0.38 AML other m 2023-09-10T22:17:11.70
IV.MURB.HHN. ML:1.5 0.000527 0.38 AML other m 2023-09-10T22:17:11.89
IV.FOSV.EHN. ML:1.0 0.00009429999999999999 1.58 AML other m 2023-09-10T22:17:12.13
IV.SNTG.HHN. ML:1.2 0.0000969 0.4 AML other m 2023-09-10T22:17:14.71
IV.SNTG.HHE. ML:1.2 0.0000973 0.32 AML other m 2023-09-10T22:17:14.90
IV.FRON.EHE. ML:1.3 0.00008829999999999999 0.12 AML other m 2023-09-10T22:17:16.65
IV.FRON.EHN. ML:1.4 0.00009504999999999999 0.36 AML other m 2023-09-10T22:17:16.68
IV.PIEI.HHE. ML:1.1 0.0000501 0.34 AML other m 2023-09-10T22:17:18.26
IV.FDMO.HHN. ML:1.1 0.00004165 0.42 AML other m 2023-09-10T22:17:19.66
IV.PIEI.HHN. ML:0.8 0.00002675 0.24 AML other m 2023-09-10T22:17:19.78
IV.NARO.HHN. ML:0.5 0.000011949999999999999 0.2 AML other m 2023-09-10T22:17:20.30
IV.NARO.HHE. ML:0.7 0.000016899999999999997 1.68 AML other m 2023-09-10T22:17:20.04
IV.FDMO.HHE. ML:1.0 0.00002835 1.36 AML other m 2023-09-10T22:17:20.99
IV.CING.HHE. ML:0.9 0.000020850000000000002 1.2 AML other m 2023-09-10T22:17:22.26
IV.MPAG.EHE. ML:0.9 0.000023650000000000002 1.08 AML other m 2023-09-10T22:17:22.14
IV.MPAG.EHN. ML:0.6 0.00001205987 0.1024 AML other m 2023-09-10T22:17:23.18
IV.MGAB.HHE. ML:1.2 0.00004115 0.94 AML other m 2023-09-10T22:17:23.50
IV.CING.HHN. ML:0.9 0.00002025 1.34 AML other m 2023-09-10T22:17:24.02
IV.MGAB.HHN. ML:1.4 0.00005410646 0.5376 AML other m 2023-09-10T22:17:25.75
IV.NRCA.HHN. ML:1.1 0.0000263 0.1 AML other m 2023-09-10T22:17:25.15
IV.NRCA.HHE. ML:1.1 0.00002495 0.12 AML other m 2023-09-10T22:17:25.48
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