Earthquake with magnitude of ML 0.4 on date 02-10-2023 and time 16:43:02 (UTC) in region 10 km W Montone (PG)

A magnitude ML 0.4 earthquake occured in region: 10 km W Montone (PG), on

  • 02-10-2023 16:43:02 (UTC)
  • 02-10-2023 18:43:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3380, 12.2130 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
Montone PG 10 1680 1680
Umbertide PG 10 16681 18361
Lisciano Niccone PG 12 613 18974
Monte Santa Maria Tiberina PG 12 1183 20157
CittĂ  di Castello PG 14 39913 60070
Passignano sul Trasimeno PG 18 5746 65816
Tuoro sul Trasimeno PG 18 3780 69596
Monterchi AR 18 1757 71353
Citerna PG 20 3531 74884
Cortona AR 20 22450 97334

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Perugia (166134 inhabitants)
30 Km E of Arezzo (99543 inhabitants)
58 Km NW of Foligno (57155 inhabitants)
71 Km E of Siena (53903 inhabitants)
85 Km SW of Pesaro (94582 inhabitants)
85 Km SW of Rimini (147750 inhabitants)
86 Km SW of Fano (60888 inhabitants)
89 Km S of Cesena (96758 inhabitants)
91 Km SE of Firenze (382808 inhabitants)
93 Km NW of Terni (111501 inhabitants)
95 Km E of Scandicci (50609 inhabitants)
100 Km S of Forlì (117913 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 0.4 2023-10-02
16:43:02
43.3378 12.2132 9 2023-10-02
17:09:19
Sala Sismica INGV-Roma 121683571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-02 16:43:02 ± 0.08
Latitude 43.3378 ± 0.0036
Longitude 12.2132 ± 0.0037
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 121683571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 329
Semi-minor axis of confidence ellipse (meter) 327
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.31117
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 121683571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-02 17:09:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2023-10-02T16:43:14.56 0.6 undecidable manual S 3 34.5432 50 -0.29 45
IV.MURB.HNZ. 2023-10-02T16:43:12.40 0.6 undecidable manual S 108 26.4513 108 0.03 49
IV.ATPI.EHZ. 2023-10-02T16:43:10.02 0.6 undecidable manual S 51 19.7691 114 -0.17 48
IV.CAFI.HHZ. 2023-10-02T16:43:10.13 0.6 undecidable manual S 267 19.9689 114 -0.12 48
IV.ATLO.EHZ. 2023-10-02T16:43:09.06 0.6 undecidable manual S 99 15.873 119 0.07 49
IV.PARC.HHZ. 2023-10-02T16:43:09.69 0.6 positive manual P 3 34.5432 50 -0.02 48
IV.TSM6.DHZ. 2023-10-02T16:43:09.37 0.6 undecidable manual S 33 17.7711 116 -0.2 48
IV.MURB.HNZ. 2023-10-02T16:43:08.20 0.1 undecidable manual P 108 26.4513 108 -0.08 96
IV.CAFI.HHZ. 2023-10-02T16:43:07.14 0.6 undecidable manual P 267 19.9689 114 0.09 49
IV.ATPI.EHZ. 2023-10-02T16:43:07.02 0.6 undecidable manual P 51 19.7691 114 0 49
IV.TSM3.DHZ. 2023-10-02T16:43:07.98 0.6 undecidable manual S 66 12.5763 125 -0.03 50
IV.TSM2.DHZ. 2023-10-02T16:43:07.48 0.1 undecidable manual P 74 23.2545 111 -0.19 95
IV.TB01.DHZ. 2023-10-02T16:43:06.79 0.1 undecidable manual P 75 18.5703 115 -0.02 99
IV.ATMI.HHZ. 2023-10-02T16:43:06.16 0.6 undecidable manual S 95 4.4955 153 0.04 50
IV.TSM4.DHZ. 2023-10-02T16:43:06.46 0.6 undecidable manual S 114 8.0808 138 -0.38 47
IV.TB02.DHZ. 2023-10-02T16:43:06.54 0.1 undecidable manual P 77 16.2726 119 0.15 96
IV.ATLO.EHZ. 2023-10-02T16:43:06.43 0.1 undecidable manual P 99 15.873 119 0.11 97
IV.TB03.DHZ. 2023-10-02T16:43:06.79 0.1 undecidable manual P 66 17.3715 117 0.19 95
IV.ATVA.EHZ. 2023-10-02T16:43:06.52 0.6 undecidable manual S 138 8.7801 135 -0.49 45
IV.TSM6.DHZ. 2023-10-02T16:43:06.75 0.1 undecidable manual P 33 17.7711 116 0.09 97
IV.ATVA.EHZ. 2023-10-02T16:43:05.22 0.1 undecidable manual P 138 8.7801 135 0.04 100
IV.TSM3.DHZ. 2023-10-02T16:43:05.95 0.1 undecidable manual P 66 12.5763 125 0.19 96
IV.TSM4.DHZ. 2023-10-02T16:43:05.20 0.1 undecidable manual P 114 8.0808 138 0.12 99
IV.ATMI.HHZ. 2023-10-02T16:43:04.85 0.6 undecidable manual P 95 4.4955 153 0.18 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATMI.HHE. ML:0.0 0.00046248005000000005 0.1408 AML other m 2023-10-02T16:43:06.64
IV.ATMI.HHN. ML:0.0 0.0002175 0.16 AML other m 2023-10-02T16:43:07.12
IV.CAFI.HHE. ML:0.5 0.0000243677885 0.2432 AML other m 2023-10-02T16:43:10.39
IV.CAFI.HHN. ML:0.3 0.000013132072999999999 0.128 AML other m 2023-10-02T16:43:10.87
IV.ATPI.EHE. ML:0.3 0.00001741305 0.1024 AML other m 2023-10-02T16:43:10.39
IV.ATPI.EHN. ML:0.3 0.000014729835 0.1408 AML other m 2023-10-02T16:43:10.64
IV.ATPI.HNE. ML:1.1 0.0000957043 0.8832 AML other m 2023-10-02T16:43:10.21
IV.ATPI.HNN. ML:1.1 0.00008893901499999999 1.024 AML other m 2023-10-02T16:43:10.13
IV.CAFI.HNE. ML:0.5 0.000025764820000000002 0.2304 AML other m 2023-10-02T16:43:10.28
IV.CAFI.HNN. ML:0.5 0.0000239939255 0.7424 AML other m 2023-10-02T16:43:10.92
IV.PARC.HHE. ML:0.1 0.000007124341 0.7552 AML other m 2023-10-02T16:43:23.04
IV.PARC.HHN. ML:0.1 0.00000740704805 0.192 AML other m 2023-10-02T16:43:15.07
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