Earthquake with magnitude of ML 1.1 on date 01-02-2023 and time 10:25:19 (Italy) in region 3 km W Sigillo (PG)

A magnitude ML 1.1 earthquake occured in region: 3 km W Sigillo (PG), on

  • 01-02-2023 09:25:19 (UTC)
  • 01-02-2023 10:25:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3350, 12.7110 at 13 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
Sigillo PG 3 2404 2404
Costacciaro PG 3 1216 3620
Fossato di Vico PG 6 2840 6460
Scheggia e Pascelupo PG 8 1393 7853
Gubbio PG 11 32216 40069
Gualdo Tadino PG 13 15208 55277
Fabriano AN 16 31480 86757
Sassoferrato AN 17 7285 94042
Cantiano PU 17 2245 96287
Serra Sant'Abbondio PU 18 1027 97314

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Perugia (166134 inhabitants)
42 Km N of Foligno (57155 inhabitants)
62 Km SW of Fano (60888 inhabitants)
66 Km S of Pesaro (94582 inhabitants)
68 Km E of Arezzo (99543 inhabitants)
72 Km W of Ancona (100861 inhabitants)
82 Km S of Rimini (147750 inhabitants)
86 Km N of Terni (111501 inhabitants)
97 Km SE of Cesena (96758 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 2023-02-01
09:25:19
43.3352 12.7107 13 2023-02-01
09:33:40
Sala Sismica INGV-Roma 113953941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-01 09:25:19 ± 0.06
Latitude 43.3352 ± 0.0027
Longitude 12.7107 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113953941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 83
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.05486
Epicentral distance of station farthest from the epicenter (degree) 0.40559
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 113953941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-01 09:33:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-02-01T09:25:28.60 0.3 undecidable manual S 328 26.3514 98 -0.06 94
IV.ARVD.HHZ. 2023-02-01T09:25:28.68 0.3 undecidable manual S 46 25.9518 98 0.13 95
IV.ATVO.HHZ. 2023-02-01T09:25:27.96 0.3 undecidable manual S 282 25.0527 98 -0.36 90
IV.FDMO.HHZ. 2023-02-01T09:25:27.42 0.3 undecidable manual P 137 45.0216 93 -0.08 92
IV.SNTG.HHZ. 2023-02-01T09:25:26.95 0.3 undecidable manual S 115 20.5683 102 -0.19 94
IV.NARO.HHZ. 2023-02-01T09:25:26.27 0.3 undecidable manual P 341 32.3454 95 0.72 80
IV.MURB.HHZ. 2023-02-01T09:25:26.45 0.3 undecidable manual S 242 17.0718 109 0.22 93
IV.ATCC.EHZ. 2023-02-01T09:25:26.49 0.3 undecidable manual S 199 17.5713 107 0.12 95
IV.FRON.EHZ. 2023-02-01T09:25:26.95 0.3 undecidable manual S 3 20.2686 103 -0.12 94
IV.SSFR.HHZ. 2023-02-01T09:25:25.17 0.3 undecidable manual S 27 12.5763 121 0.01 98
IV.MPAG.EHZ. 2023-02-01T09:25:25.57 0.3 undecidable manual P 7 32.8449 95 -0.06 94
IV.ATFO.HHZ. 2023-02-01T09:25:25.03 0.3 undecidable manual S 287 11.7771 124 0.07 98
IV.PIEI.HHZ. 2023-02-01T09:25:24.44 0.3 undecidable manual P 328 26.3514 98 -0.2 92
IV.ARVD.HHZ. 2023-02-01T09:25:24.72 0.3 undecidable manual P 46 25.9518 98 0.15 94
IV.ATVO.HHZ. 2023-02-01T09:25:24.35 0.3 undecidable manual P 282 25.0527 98 -0.09 95
IV.ATCC.EHZ. 2023-02-01T09:25:23.33 0.3 undecidable manual P 199 17.5713 107 0.02 97
IV.FRON.EHZ. 2023-02-01T09:25:23.58 0.3 undecidable manual P 3 20.2686 103 -0.14 94
IV.SNTG.HHZ. 2023-02-01T09:25:23.68 0.3 undecidable manual P 115 20.5683 102 -0.08 96
IV.FOSV.EHZ. 2023-02-01T09:25:23.87 0.3 undecidable manual S 138 6.0939 148 -0.03 100
IV.MURB.HHZ. 2023-02-01T09:25:23.22 0.3 undecidable manual P 242 17.0718 109 -0.01 98
IV.ATFO.HHZ. 2023-02-01T09:25:22.64 0.6 positive manual P 287 11.7771 124 0.14 64
IV.SSFR.HHZ. 2023-02-01T09:25:22.76 1.0 undecidable manual P 27 12.5763 121 0.15 32
IV.FOSV.EHZ. 2023-02-01T09:25:21.94 1.0 undecidable manual P 138 6.0939 148 0.05 33
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHN. ML:1.1 0.00014350000000000002 1.6 AML other m 2023-02-01T09:25:23.95
IV.FOSV.EHE. ML:1.1 0.000166 1.36 AML other m 2023-02-01T09:25:23.99
IV.ATFO.HHE. ML:1.0 0.0000969 0.8 AML other m 2023-02-01T09:25:25.19
IV.SSFR.HHE. ML:1.4 0.000222 0.72 AML other m 2023-02-01T09:25:25.39
IV.ATFO.HHN. ML:0.9 0.0000739 0.48 AML other m 2023-02-01T09:25:25.23
IV.SSFR.HHN. ML:1.5 0.000295 0.68 AML other m 2023-02-01T09:25:25.82
IV.ATCC.EHN. ML:1.1 0.0000922 0.36 AML other m 2023-02-01T09:25:26.73
IV.SNTG.HHE. ML:0.8 0.00003765 0.82 AML other m 2023-02-01T09:25:27.34
IV.ATCC.EHE. ML:1.2 0.00011149999999999999 0.98 AML other m 2023-02-01T09:25:27.92
IV.SNTG.HHN. ML:0.9 0.0000521 1 AML other m 2023-02-01T09:25:27.30
IV.PIEI.HHE. ML:1.4 0.000129 0.1 AML other m 2023-02-01T09:25:28.94
IV.ARVD.HHN. ML:1.2 0.0000778 0.1 AML other m 2023-02-01T09:25:28.89
IV.ARVD.HHE. ML:1.4 0.0001245 0.1 AML other m 2023-02-01T09:25:28.89
IV.PIEI.HHN. ML:1.0 0.00005395 1.42 AML other m 2023-02-01T09:25:28.98
IV.NARO.HHN. ML:0.8 0.0000312 0.74 AML other m 2023-02-01T09:25:31.52
IV.NARO.HHE. ML:1.0 0.000044899999999999994 0.56 AML other m 2023-02-01T09:25:31.74
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