Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 02-08-2024 and time 10:23:35 (UTC) in region 1 km SE Serra Sant'Abbondio (PU)

A magnitude ML 0.5 earthquake occured in region: 1 km SE Serra Sant'Abbondio (PU), on

  • 02-08-2024 10:23:35 (UTC)
  • 02-08-2024 12:23:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4870, 12.7760 at 14 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 1 1027 1027
Frontone PU 4 1300 2327
Sassoferrato AN 9 7285 9612
Pergola PU 10 6333 15945
Cantiano PU 12 2245 18190
Cagli PU 12 8731 26921
Scheggia e Pascelupo PG 13 1393 28314
Arcevia AN 13 4612 32926
Genga AN 14 1797 34723
Costacciaro PG 15 1216 35939
Acqualagna PU 17 4393 40332
Sigillo PG 17 2404 42736
San Lorenzo in Campo PU 19 3414 46150
Fratte Rosa PU 19 966 47116
Fabriano AN 20 31480 78596
Serra San Quirico AN 20 2850 81446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km SW of Fano (60888 inhabitants)
49 Km S of Pesaro (94582 inhabitants)
53 Km NE of Perugia (166134 inhabitants)
59 Km N of Foligno (57155 inhabitants)
62 Km W of Ancona (100861 inhabitants)
66 Km S of Rimini (147750 inhabitants)
72 Km E of Arezzo (99543 inhabitants)
84 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 0.5 2024-08-02
10:23:35		 43.4867 12.7763 14 2024-08-02
10:30:50		 Sala Sismica INGV-Roma 130348151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-02 10:23:35 ± 0.1
Latitude 43.4867 ± 0.0036
Longitude 12.7763 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130348151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 394
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.18886
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 130348151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-02 10:30:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2024-08-02T10:23:44.13 0.3 undecidable manual S 311 20.9679 110 0 74
IV.MPAG.EHZ. 2024-08-02T10:23:43.05 0.3 undecidable manual S 355 15.873 119 0.15 73
IV.PIEI.HHZ. 2024-08-02T10:23:43.67 0.6 undecidable manual S 286 20.1687 111 -0.27 47
IV.TSM5.DH2.10 2024-08-02T10:23:42.42 0.3 undecidable manual S 267 13.9749 124 -0.05 74
IV.ARVD.HHZ. 2024-08-02T10:23:42.17 0.3 undecidable manual S 84 13.3755 126 -0.16 73
IV.FRON.EHZ. 2024-08-02T10:23:41.06 0.3 undecidable manual S 310 5.3946 155 0.1 75
IV.ATSC.EHZ. 2024-08-02T10:23:41.71 0.3 undecidable manual S 226 10.0788 137 0.04 75
IV.PIEI.HHZ. 2024-08-02T10:23:40.45 0.6 undecidable manual P 286 20.1687 111 -0.1 49
IV.SSFR.HHZ. 2024-08-02T10:23:40.82 0.6 undecidable manual S 175 5.5944 154 -0.17 49
IV.NARO.HHZ. 2024-08-02T10:23:40.62 0.6 undecidable manual P 311 20.9679 110 -0.04 49
IV.ARVD.HHZ. 2024-08-02T10:23:39.58 0.6 negative manual P 84 13.3755 126 -0.04 50
IV.ATSC.EHZ. 2024-08-02T10:23:39.28 0.1 undecidable manual P 226 10.0788 137 0.04 100
IV.MPAG.EHZ. 2024-08-02T10:23:39.97 0.1 undecidable manual P 355 15.873 119 0.02 100
IV.SSFR.HHZ. 2024-08-02T10:23:39.04 0.1 undecidable manual P 175 5.5944 154 0.19 98
IV.TSM5.DH2.10 2024-08-02T10:23:39.64 0.1 undecidable manual P 267 13.9749 124 -0.06 99
IV.FRON.EHZ. 2024-08-02T10:23:38.95 1.0 undecidable manual P 310 5.3946 155 0.12 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.6 0.00005135000000000001 0.26 AML other m 2024-08-02T10:23:41.28
IV.SSFR.HHE. ML:0.5 0.00004105 0.9 AML other m 2024-08-02T10:23:41.12
IV.FRON.EHN. ML:0.6 0.000050900000000000004 0.42 AML other m 2024-08-02T10:24:08.66
IV.FRON.EHE. ML:0.3 0.000027450000000000003 0.42 AML other m 2024-08-02T10:24:08.86
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