Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.2 on date 06-11-2023 and time 18:23:29 (Italy) in region 3 km SW Serra Sant'Abbondio (PU)

A magnitude ML 0.2 earthquake occured in region: 3 km SW Serra Sant'Abbondio (PU), on

  • 06-11-2023 17:23:29 (UTC)
  • 06-11-2023 18:23:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4640, 12.7600 at 8 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.

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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
Serra Sant'Abbondio PU 3 1027 1027
Frontone PU 6 1300 2327
Sassoferrato AN 9 7285 9612
Scheggia e Pascelupo PG 10 1393 11005
Cantiano PU 11 2245 13250
Costacciaro PG 12 1216 14466
Pergola PU 13 6333 20799
Cagli PU 13 8731 29530
Sigillo PG 15 2404 31934
Genga AN 15 1797 33731
Arcevia AN 15 4612 38343
Fabriano AN 18 31480 69823
Acqualagna PU 19 4393 74216
Fossato di Vico PG 19 2840 77056
Gubbio PG 19 32216 109272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Fano (60888 inhabitants)
50 Km NE of Perugia (166134 inhabitants)
51 Km S of Pesaro (94582 inhabitants)
57 Km N of Foligno (57155 inhabitants)
64 Km W of Ancona (100861 inhabitants)
68 Km S of Rimini (147750 inhabitants)
71 Km E of Arezzo (99543 inhabitants)
86 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 0.2 2023-11-06
17:23:29		 43.4638 12.7597 8 2023-11-06
17:31:29		 Sala Sismica INGV-Roma 122859521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-06 17:23:29 ± 0.15
Latitude 43.4638 ± 0.0045
Longitude 12.7597 ± 0.0025
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122859521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 321
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22033
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 122859521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-06 17:31:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2023-11-06T17:23:38.04 0.3 undecidable manual S 319 21.7671 110 0.19 70
IV.ATPC.HHN. 2023-11-06T17:23:38.89 0.3 undecidable manual S 275 24.4533 108 0.17 70
IV.PIEI.HHZ. 2023-11-06T17:23:37.01 0.3 undecidable manual S 294 19.7691 112 -0.19 71
IV.ARVD.HHZ. 2023-11-06T17:23:35.74 0.3 undecidable manual S 75 15.1737 118 0 74
IV.ATPC.HHN. 2023-11-06T17:23:35.20 1.0 undecidable manual P 275 24.4533 108 0.25 23
IV.NARO.HHZ. 2023-11-06T17:23:34.33 0.3 undecidable manual P 319 21.7671 110 -0.12 72
IV.PIEI.HHZ. 2023-11-06T17:23:33.88 0.3 undecidable manual P 294 19.7691 112 -0.19 71
IV.ARVD.HHZ. 2023-11-06T17:23:33.25 0.3 undecidable manual P 75 15.1737 118 0.02 74
IV.ATSC.EHE. 2023-11-06T17:23:33.56 0.3 undecidable manual S 233 7.3815 137 -0.02 75
IV.FOSV.EHZ. 2023-11-06T17:23:33.83 3.0 undecidable manual Sn -0.13 0
IV.SSFR.HHZ. 2023-11-06T17:23:32.81 0.1 undecidable manual S 149 3.5964 156 -0.04 100
IV.ATSC.EHE. 2023-11-06T17:23:31.97 0.3 undecidable manual P 233 7.3815 137 -0.01 75
IV.SSFR.HHZ. 2023-11-06T17:23:31.64 0.1 undecidable manual P 149 3.5964 156 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.0 0.000071605715 0.1024 AML other m 2023-11-06T17:23:33.64
IV.ARVD.HHN. ML:0.3 0.000018407550000000003 0.1024 AML other m 2023-11-06T17:23:36.06
IV.ARVD.HHE. ML:0.0 0.000010297415 0.0768 AML other m 2023-11-06T17:23:36.43
IV.PIEI.HHE. ML:0.3 0.00001382816 0.0768 AML other m 2023-11-06T17:23:37.43
IV.PIEI.HHN. ML:-0.2 0.00000532909 0.0896 AML other m 2023-11-06T17:23:37.98
IV.NARO.HHN. ML:0.2 0.000012226682999999998 0.064 AML other m 2023-11-06T17:23:38.44
IV.NARO.HHE. ML:0.3 0.000013619435 1.1008 AML other m 2023-11-06T17:23:38.96
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