Earthquake with magnitude of ML 1.1 on date 27-09-2022 and time 17:46:40 (Italy) in region 10 km W Gualdo Tadino (PG)

A magnitude ML 1.1 earthquake occured in region: 10 km W Gualdo Tadino (PG), on

  • 27-09-2022 15:46:40 (UTC)
  • 27-09-2022 17:46:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2400, 12.6620 at 12 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
Valfabbrica PG 10 3389 3389
Gualdo Tadino PG 10 15208 18597
Fossato di Vico PG 10 2840 21437
Sigillo PG 12 2404 23841
Costacciaro PG 14 1216 25057
Gubbio PG 14 32216 57273
Nocera Umbra PG 18 5839 63112
Scheggia e Pascelupo PG 18 1393 64505
Assisi PG 19 28299 92804

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Perugia (166134 inhabitants)
32 Km N of Foligno (57155 inhabitants)
68 Km E of Arezzo (99543 inhabitants)
73 Km SW of Fano (60888 inhabitants)
76 Km N of Terni (111501 inhabitants)
77 Km S of Pesaro (94582 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
92 Km S of Rimini (147750 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 1.1 2022-09-27
15:46:40
43.2403 12.662 12 2024-03-01
15:27:57
Bollettino Sismico Italiano INGV 110970051
Reviewed
Rev100
ML 1.1 2022-09-27
15:46:40
43.2463 12.6682 12 2022-09-27
15:51:13
Sala Sismica INGV-Roma 110222171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-27 15:46:40 ± 0.07
Latitude 43.2403 ± 0.0036
Longitude 12.6620 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110970051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 202
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 26
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) 0.37142
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 110970051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-27 12:28:46

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 110222171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-27 15:51:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2022-09-27T15:46:54.19 3.0 undecidable manual S -0.37 0
IV.FDMO.HHZ. 2022-09-27T15:46:54.00 0.3 undecidable manual S 123 41.2254 92 0.28 67
IV.MML1.EHZ. 2022-09-27T15:46:50.50 0.3 undecidable manual S 119 28.749 94 0.1 71
IV.FRON.EHZ. 2022-09-27T15:46:50.90 0.3 undecidable manual S 9 31.2465 94 -0.16 69
IV.ATBU.EHZ. 2022-09-27T15:46:50.50 0.1 undecidable manual S 341 27.6501 95 0.38 90
IV.SSFR.HHZ. 2022-09-27T15:46:49.20 0.3 undecidable manual S 24 23.8539 96 0.11 72
IV.ATVO.HHZ. 2022-09-27T15:46:49.10 0.3 undecidable manual S 307 25.9518 95 -0.55 64
IV.ASSB.HHN. 2022-09-27T15:46:48.60 0.6 undecidable manual S 181 21.9669 98 0.01 48
IV.ATSC.EHE. 2022-09-27T15:46:48.20 0.1 undecidable manual S 6 20.4684 99 -0.01 97
IV.ATLO.EHE. 2022-09-27T15:46:48.40 0.3 undecidable manual S 292 22.1556 97 -0.26 69
IV.FDMO.HHZ. 2022-09-27T15:46:47.82 0.3 undecidable manual P 123 41.2254 92 -0.21 68
IV.MURB.HHE. 2022-09-27T15:46:46.20 0.1 undecidable manual S 283 11.3775 122 0.28 95
IV.ATBU.EHZ. 2022-09-27T15:46:46.07 0.1 undecidable manual P 341 27.6501 95 0.12 94
IV.FRON.EHZ. 2022-09-27T15:46:46.32 0.3 undecidable manual P 9 31.2465 94 -0.17 69
IV.ATFO.HHZ. 2022-09-27T15:46:46.90 0.3 undecidable manual S 333 15.7731 107 -0.09 72
IV.FOSV.EHZ. 2022-09-27T15:46:45.40 0.1 undecidable manual S 53 10.0788 128 -0.22 93
IV.ATVO.HHZ. 2022-09-27T15:46:45.71 0.1 undecidable manual P 307 25.9518 95 0.03 96
IV.ATCC.EHZ. 2022-09-27T15:46:45.00 0.1 undecidable manual S 196 6.3936 145 0.06 100
IV.MML1.EHZ. 2022-09-27T15:46:45.95 0.3 undecidable manual P 119 28.749 94 -0.16 70
IV.SSFR.HHZ. 2022-09-27T15:46:45.67 0.1 undecidable manual P 24 23.8539 96 0.32 91
IV.ATFO.HHZ. 2022-09-27T15:46:44.52 0.3 undecidable manual P 333 15.7731 107 0.38 69
IV.ATLO.EHE. 2022-09-27T15:46:44.94 0.1 undecidable manual P 292 22.1556 97 -0.17 94
IV.ASSB.HHN. 2022-09-27T15:46:44.94 0.1 undecidable manual P 181 21.9669 98 -0.13 95
IV.ATSC.EHE. 2022-09-27T15:46:44.78 0.1 undecidable manual P 6 20.4684 99 -0.06 96
IV.MURB.HHE. 2022-09-27T15:46:43.63 0.1 undecidable manual P 283 11.3775 122 0.1 98
IV.ATCC.EHZ. 2022-09-27T15:46:43.08 0.1 undecidable manual P 196 6.3936 145 0.12 99
IV.FOSV.EHZ. 2022-09-27T15:46:42.82 0.6 undecidable manual P 53 10.0788 128 -0.53 43
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:1.2 0.000189 0.46 AML other m 2022-09-27T15:46:45.53
IV.ATCC.EHE. ML:1.2 0.00021300000000000003 0.24 AML other m 2022-09-27T15:46:45.47
IV.SSFR.HHE. ML:1.1 0.00007605 0.9 AML other m 2022-09-27T15:46:49.11
IV.SSFR.HHN. ML:1.0 0.00006415 0.14 AML other m 2022-09-27T15:46:50.69
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