Earthquake with magnitude of ML 0.9 on date 02-09-2023 and time 16:41:55 (Italy) in region 8 km S Piobbico (PU)

A magnitude ML 0.9 earthquake occured in region: 8 km S Piobbico (PU), on

  • 02-09-2023 14:41:55 (UTC)
  • 02-09-2023 16:41:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5170, 12.5350 at 12 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
Piobbico PU 8 2029 2029
Cantiano PU 9 2245 4274
Cagli PU 10 8731 13005
Apecchio PU 10 1882 14887
Pietralunga PG 11 2111 16998
Acqualagna PU 16 4393 21391
Scheggia e Pascelupo PG 17 1393 22784
Frontone PU 17 1300 24084
Urbania PU 17 7099 31183
Gubbio PG 18 32216 63399
Sant'Angelo in Vado PU 19 4133 67532
Serra Sant'Abbondio PU 19 1027 68559
Fermignano PU 20 8596 77155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km N of Perugia (166134 inhabitants)
53 Km E of Arezzo (99543 inhabitants)
53 Km SW of Pesaro (94582 inhabitants)
53 Km SW of Fano (60888 inhabitants)
61 Km S of Rimini (147750 inhabitants)
64 Km N of Foligno (57155 inhabitants)
73 Km SE of Cesena (96758 inhabitants)
80 Km W of Ancona (100861 inhabitants)
88 Km SE of Forlì (117913 inhabitants)
100 Km E of Siena (53903 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 0.9 2023-09-02
14:41:55
43.5168 12.5348 12 2023-09-02
14:55:16
Sala Sismica INGV-Roma 120689761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-02 14:41:55 ± 0.07
Latitude 43.5168 ± 0.0045
Longitude 12.5348 ± 0.0050
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120689761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 348
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 335
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
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) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27609
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 120689761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-02 14:55:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TSM6.DHE. 2023-09-02T14:42:03.10 0.6 undecidable manual S 253 16.9719 97 0.1 49
IV.ATCC.EHZ. 2023-09-02T14:42:03.41 1.0 negative manual P -0.61 0.48
IV.FRON.EHZ. 2023-09-02T14:42:02.60 0.6 undecidable manual S 90 15.3735 101 0.04 50
IV.TB03.DHZ.01 2023-09-02T14:42:02.90 0.6 undecidable manual S 218 16.2726 98 0.09 49
IV.NARO.HHZ. 2023-09-02T14:42:01.40 0.6 undecidable manual S 19 11.0778 118 -0.09 49
IV.BADI.EHZ. 2023-09-02T14:42:01.16 0.6 positive manual P -0.05 0.95
IV.MURB.HHZ. 2023-09-02T14:42:01.91 0.6 positive manual P 182 28.1496 92 0.15 47
IV.FOSV.EHZ. 2023-09-02T14:42:01.91 1.0 positive manual P 143 30.6471 92 -0.23 23
IV.ATVO.HHZ. 2023-09-02T14:42:00.29 0.1 positive manual P 0.11 1.9
IV.TB01.DHZ.01 2023-09-02T14:42:00.05 0.3 undecidable manual P 208 16.9719 97 0.01 75
IV.TSM5.DHZ.10 2023-09-02T14:42:00.60 0.6 undecidable manual S 127 6.7932 139 0 51
IV.MPAG.EHZ. 2023-09-02T14:42:00.83 0.3 positive manual P 55 21.9669 93 0.03 74
IV.TB02.DHN.01 2023-09-02T14:42:00.32 0.6 undecidable manual P 212 19.1697 95 -0.05 50
IV.TSM1.DHE.01 2023-09-02T14:42:00.31 0.3 undecidable manual P 165 19.6692 94 -0.14 73
IV.PIEI.HHZ. 2023-09-02T14:42:00.00 1.0 undecidable manual S 0 2.0979 167 -0.03 25
IV.FRON.EHZ. 2023-09-02T14:41:59.81 0.1 positive manual P 90 15.3735 101 0.02 100
IV.TB03.DHZ.01 2023-09-02T14:41:59.93 0.3 undecidable manual P 218 16.2726 98 0 75
IV.ATFO.HHZ. 2023-09-02T14:41:59.96 0.6 negative manual P 0.01 0.95
IV.NARO.HHZ. 2023-09-02T14:41:59.17 0.3 undecidable manual P 19 11.0778 118 0.01 76
IV.ATPI.EHZ. 2023-09-02T14:41:59.12 1.0 positive manual P -0.09 0.48
IV.PIEI.HHZ. 2023-09-02T14:41:58.43 0.3 undecidable manual P 0 2.0979 167 0.1 76
IV.TSM6.DHE. 2023-09-02T14:41:58.58 1.0 undecidable manual P 253 16.9719 97 -1.46 14
IV.TSM5.DHZ.10 2023-09-02T14:41:58.76 0.6 undecidable manual P 127 6.7932 139 0.1 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.9 0.00006415 1.46 AML other m 2023-09-02T14:42:03.14
IV.FRON.EHN. ML:1.2 0.00013550000000000001 1 AML other m 2023-09-02T14:42:03.86
IV.MPAG.EHN. ML:0.7 0.00003295 0.22 AML other m 2023-09-02T14:42:04.52
IV.MPAG.EHE. ML:0.7 0.0000324 1.28 AML other m 2023-09-02T14:42:05.65
IV.FOSV.EHE. ML:0.7 0.000023199999999999998 1.62 AML other m 2023-09-02T14:42:07.12
IV.MURB.HHN. ML:1.2 0.00008824999999999999 0.24 AML other m 2023-09-02T14:42:07.15
IV.MURB.HHE. ML:1.3 0.000105 0.22 AML other m 2023-09-02T14:42:08.14
IV.FOSV.EHN. ML:0.5 0.00001415 1.22 AML other m 2023-09-02T14:42:08.83
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download