Earthquake with magnitude of ML 0.2 on date 04-02-2024 and time 03:40:15 (UTC) in region 3 km SW Sassoferrato (AN)

A magnitude ML 0.2 earthquake occured in region: 3 km SW Sassoferrato (AN), on

  • 04-02-2024 03:40:15 (UTC)
  • 04-02-2024 04:40:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4150, 12.8440 at 11 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
Sassoferrato AN 3 7285 7285
Genga AN 8 1797 9082
Fabriano AN 10 31480 40562
Serra Sant'Abbondio PU 10 1027 41589
Costacciaro PG 12 1216 42805
Sigillo PG 12 2404 45209
Arcevia AN 12 4612 49821
Frontone PU 14 1300 51121
Scheggia e Pascelupo PG 14 1393 52514
Serra San Quirico AN 14 2850 55364
Fossato di Vico PG 15 2840 58204
Cerreto d'Esi AN 16 3817 62021
Pergola PU 17 6333 68354
Mergo AN 17 1037 69391
Cantiano PU 19 2245 71636
Poggio San Vicino MC 20 246 71882
Rosora AN 20 1985 73867
Esanatoglia MC 20 2034 75901

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km S of Fano (60888 inhabitants)
50 Km NE of Perugia (166134 inhabitants)
52 Km N of Foligno (57155 inhabitants)
56 Km S of Pesaro (94582 inhabitants)
59 Km W of Ancona (100861 inhabitants)
75 Km SE of Rimini (147750 inhabitants)
78 Km E of Arezzo (99543 inhabitants)
94 Km SE of Cesena (96758 inhabitants)
96 Km N of Terni (111501 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 2024-02-04
03:40:15
43.4147 12.844 11 2024-02-04
03:50:36
Sala Sismica INGV-Roma 125021241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-04 03:40:15 ± 0.06
Latitude 43.4147 ± 0.0027
Longitude 12.8440 ± 0.0062
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125021241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
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) 116
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
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) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.31476
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 125021241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-04 03:50:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.HNE. 2024-02-04T03:40:27.10 0.6 undecidable manual S 163 34.9428 50 0.16 47
IV.NARO.HHZ. 2024-02-04T03:40:25.48 0.6 undecidable manual S 316 30.3474 50 -0.24 46
IV.MPAG.EHZ. 2024-02-04T03:40:24.01 0.6 undecidable manual S 344 24.753 50 -0.21 47
IV.PIEI.HNE. 2024-02-04T03:40:24.89 0.6 undecidable manual S 298 28.2495 50 -0.27 46
IV.SNTG.HHZ. 2024-02-04T03:40:22.71 1.0 undecidable manual S 156 19.3695 50 -0.06 25
IV.MML1.HNE. 2024-02-04T03:40:21.95 0.6 undecidable manual P 163 34.9428 50 0.01 48
IV.FRON.EHZ. 2024-02-04T03:40:21.34 0.6 undecidable manual S 320 14.874 126 -0.18 48
IV.PIEI.HNE. 2024-02-04T03:40:21.41 0.3 undecidable manual P 298 28.2495 50 0.5 66
IV.FOSV.EHZ. 2024-02-04T03:40:21.42 0.3 undecidable manual S 207 14.874 126 -0.1 74
IV.NARO.HHZ. 2024-02-04T03:40:21.66 0.3 undecidable manual P 316 30.3474 50 0.42 67
IV.ARVD.HHZ. 2024-02-04T03:40:20.73 0.6 undecidable manual S 40 12.1767 132 -0.05 50
IV.MPAG.EHZ. 2024-02-04T03:40:20.18 0.6 undecidable manual P 344 24.753 50 -0.19 47
IV.ATSC.EHZ. 2024-02-04T03:40:20.94 0.3 undecidable manual S 275 12.7761 131 0 75
IV.SSFR.HHZ. 2024-02-04T03:40:19.67 0.6 undecidable manual S 296 5.4945 153 0.31 48
IV.SNTG.HHZ. 2024-02-04T03:40:19.45 0.1 undecidable manual P 156 19.3695 50 -0.09 98
IV.FOSV.EHZ. 2024-02-04T03:40:18.65 0.3 undecidable manual P 207 14.874 126 -0.16 73
IV.ATSC.EHZ. 2024-02-04T03:40:18.41 0.1 undecidable manual P 275 12.7761 131 -0.07 99
IV.ARVD.HHZ. 2024-02-04T03:40:18.40 0.3 positive manual P 40 12.1767 132 0.01 75
IV.FRON.EHZ. 2024-02-04T03:40:18.81 0.1 undecidable manual P 320 14.874 126 0 100
IV.SSFR.HHZ. 2024-02-04T03:40:17.68 0.6 undecidable manual P 296 5.4945 153 0.11 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.4 0.0000330448485 0.16 AML other m 2024-02-04T03:40:19.82
IV.ARVD.HHN. ML:0.1 0.000013578474499999999 0.0992 AML other m 2024-02-04T03:40:21.33
IV.ARVD.HHE. ML:0.3 0.000020791835000000002 0.1392 AML other m 2024-02-04T03:40:21.13
IV.FOSV.EHE. ML:0.0 0.000012051450999999999 0.08 AML other m 2024-02-04T03:40:21.56
IV.FOSV.EHN. ML:0.5 0.000030185595000000004 0.1392 AML other m 2024-02-04T03:40:21.64
IV.FRON.EHN. ML:0.0 0.000008905013725 0.08 AML other m 2024-02-04T03:40:22.22
IV.FRON.EHE. ML:-0.3 0.0000051384365 0.12 AML other m 2024-02-04T03:40:21.41
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