Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 03-09-2022 and time 15:12:40 (UTC) in region 7 km W Sellano (PG)

A magnitude ML 0.9 earthquake occured in region: 7 km W Sellano (PG), on

  • 03-09-2022 15:12:40 (UTC)
  • 03-09-2022 17:12:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9160, 12.8440 at 9 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.

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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
Sellano PG 7 1079 1079
Trevi PG 9 8469 9548
Campello sul Clitunno PG 12 2442 11990
Cerreto di Spoleto PG 12 1075 13065
Foligno PG 12 57155 70220
Monte Cavallo MC 16 145 70365
Montefalco PG 16 5679 76044
Vallo di Nera PG 16 364 76408
Preci PG 16 724 77132
Spello PG 17 8645 85777
Castel Ritaldi PG 17 3278 89055
Valtopina PG 18 1398 90453
Bevagna PG 19 5081 95534
Serravalle di Chienti MC 20 1070 96604

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
43 Km SE of Perugia (166134 inhabitants)
76 Km W of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
99 Km SE of Arezzo (99543 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 0.9 2022-09-03
15:12:40		 42.9158 12.8443 9 2024-03-01
15:27:54		 Bollettino Sismico Italiano INGV 109654441
Reviewed
Rev100 		ML 0.9 2022-09-03
15:12:40		 42.917 12.8475 10 2022-09-03
15:17:41		 Sala Sismica INGV-Roma 109291851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-03 15:12:40 ± 0.1
Latitude 42.9158 ± 0.0054
Longitude 12.8443 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109654441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 475
Semi-minor axis of confidence ellipse (meter) 377
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 165
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45416
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 109291851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-03 15:17:41

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 109654441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-13 05:29:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RCAV.EHZ. 2022-09-03T15:13:00.48 3.0 undecidable manual P -0.07 0
IV.EL6.EHZ. 2022-09-03T15:12:57.15 0.1 undecidable manual S 24 50.4162 50 0.36 88
IV.SNTG.HHZ. 2022-09-03T15:12:53.72 0.1 undecidable manual S 12 38.4282 50 0.12 94
IV.ATCC.EHZ. 2022-09-03T15:12:52.53 0.1 undecidable manual S 331 34.1436 50 0.07 96
IV.MC2.EHZ. 2022-09-03T15:12:51.05 0.1 undecidable manual S 91 28.0497 109 0.29 93
IV.MOMA.HHZ. 2022-09-03T15:12:50.13 0.3 undecidable manual S 241 25.5522 110 0.18 72
IV.EL6.EHZ. 2022-09-03T15:12:49.73 0.1 undecidable manual P 24 50.4162 50 -0.18 91
IV.NRCA.HHZ. 2022-09-03T15:12:49.06 0.1 undecidable manual S 113 23.754 112 -0.32 93
IV.MML1.EHZ. 2022-09-03T15:12:49.49 0.1 undecidable manual S 25 24.2535 111 -0.04 98
IV.FDMO.HHZ. 2022-09-03T15:12:48.99 0.1 undecidable manual S 56 23.8539 112 -0.41 91
IV.ASSB.HHZ. 2022-09-03T15:12:48.33 0.1 undecidable manual S 313 20.5683 115 -0.04 99
IV.SNTG.HHZ. 2022-09-03T15:12:47.71 0.1 undecidable manual P 12 38.4282 50 -0.35 90
IV.ATCC.EHZ. 2022-09-03T15:12:47.21 0.1 undecidable manual P 331 34.1436 50 -0.2 94
IV.MC2.EHZ. 2022-09-03T15:12:47.33 0.1 undecidable manual P 91 28.0497 109 0.9 75
IT.MTCL.HGZ. 2022-09-03T15:12:46.70 0.1 undecidable manual S 55 15.2736 122 -0.04 100
IV.MML1.EHZ. 2022-09-03T15:12:45.52 0.1 undecidable manual P 25 24.2535 111 -0.2 95
IV.ASSB.HHZ. 2022-09-03T15:12:45.03 0.1 undecidable manual P 313 20.5683 115 -0.02 99
IV.MOMA.HHZ. 2022-09-03T15:12:45.89 0.1 undecidable manual P 241 25.5522 110 -0.07 98
IV.FDMO.HHZ. 2022-09-03T15:12:45.42 0.1 undecidable manual P 56 23.8539 112 -0.22 95
IV.CESI.HHZ. 2022-09-03T15:12:45.80 0.3 undecidable manual S 26 10.9779 130 0.26 72
IV.NRCA.HHZ. 2022-09-03T15:12:45.45 0.1 undecidable manual P 113 23.754 112 -0.18 96
IT.MTCL.HGZ. 2022-09-03T15:12:44.17 0.1 undecidable manual P 55 15.2736 122 0.07 99
IV.CESI.HHZ. 2022-09-03T15:12:43.75 0.1 positive manual P 26 10.9779 130 0.34 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.5 0.000406 0.3 AML other m 2022-09-03T15:12:46.11
IV.CESI.HHE. ML:1.3 0.000258 0.16 AML other m 2022-09-03T15:12:46.12
IV.ASSB.HHN. ML:0.8 0.00004910000000000001 0.26 AML other m 2022-09-03T15:12:48.60
IV.FDMO.HHN. ML:0.8 0.000033600000000000004 0.7 AML other m 2022-09-03T15:12:49.15
IV.ASSB.HHE. ML:0.8 0.00004745 1.1 AML other m 2022-09-03T15:12:49.34
IV.NRCA.HHE. ML:0.9 0.00005695 0.06 AML other m 2022-09-03T15:12:49.47
IV.NRCA.HHN. ML:0.9 0.00004405 1.14 AML other m 2022-09-03T15:12:49.03
IV.FDMO.HHE. ML:0.8 0.0000344 0.72 AML other m 2022-09-03T15:12:50.71
IV.MOMA.HHN. ML:0.8 0.00003805 0.2 AML other m 2022-09-03T15:12:50.76
IV.MML1.EHE. ML:0.6 0.0000227 0.58 AML other m 2022-09-03T15:12:51.15
IV.MML1.EHN. ML:0.8 0.000034500000000000005 0.22 AML other m 2022-09-03T15:12:51.46
IV.MOMA.HHE. ML:0.9 0.000047850000000000004 0.64 AML other m 2022-09-03T15:12:51.95
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