Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 10-02-2024 and time 11:48:31 (Italy) in region 11 km NE Pratovecchio Stia (AR)

A magnitude ML 1.5 earthquake occured in region: 11 km NE Pratovecchio Stia (AR), on

  • 10-02-2024 10:48:31 (UTC)
  • 10-02-2024 11:48:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.8540, 11.8300 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
Pratovecchio Stia AR 11 5845 5845
Bagno di Romagna FC 12 6026 11871
Santa Sofia FC 12 4136 16007
Premilcuore FC 14 799 16806
Poppi AR 15 6160 22966
Verghereto FC 16 1907 24873
Castel San Niccolò AR 16 2707 27580
Galeata FC 17 2516 30096
Bibbiena AR 18 12241 42337
San Godenzo FI 19 1167 43504
Chiusi della Verna AR 19 2023 45527
Civitella di Romagna FC 19 3786 49313
Portico e San Benedetto FC 20 756 50069

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km N of Arezzo (99543 inhabitants)
44 Km SW of Forlì (117913 inhabitants)
46 Km SW of Cesena (96758 inhabitants)
47 Km E of Firenze (382808 inhabitants)
48 Km S of Faenza (58541 inhabitants)
53 Km E of Scandicci (50609 inhabitants)
56 Km S of Imola (69797 inhabitants)
59 Km E of Prato (191150 inhabitants)
63 Km W of Rimini (147750 inhabitants)
69 Km SW of Ravenna (159116 inhabitants)
72 Km NE of Siena (53903 inhabitants)
74 Km E of Pistoia (90315 inhabitants)
81 Km SE of Bologna (386663 inhabitants)
87 Km W of Pesaro (94582 inhabitants)
95 Km NW of Perugia (166134 inhabitants)
96 Km W of Fano (60888 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 1.5 2024-02-10
10:48:31		 43.8542 11.8303 8 2024-02-10
10:54:52		 Sala Sismica INGV-Roma 125191851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-10 10:48:31 ± 0.09
Latitude 43.8542 ± 0.0045
Longitude 11.8303 ± 0.0050
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 125191851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 453
Semi-minor axis of confidence ellipse (meter) 327
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 18
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.05216
Epicentral distance of station farthest from the epicenter (degree) 0.61604
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 125191851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-10 10:54:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VISG.HHZ. 2024-02-10T10:48:47.96 0.1 undecidable manual S 320 48.7179 50 0.32 88
IV.SEI.HHZ. 2024-02-10T10:48:46.12 0.3 undecidable manual S 301 43.7229 50 -0.17 69
IV.PARC.HHZ. 2024-02-10T10:48:45.03 0.1 undecidable manual S 125 39.8268 50 -0.23 91
IV.CRMI.HHZ. 2024-02-10T10:48:44.14 0.1 undecidable manual P 265 68.376 50 0.35 84
IT.MOG.HNE. 2024-02-10T10:48:44.06 0.3 undecidable manual S 352 35.4423 102 0.12 70
IV.CAFI.HHZ. 2024-02-10T10:48:42.23 0.6 undecidable manual P 169 59.1963 50 -0.15 45
IT.MCS.HGN. 2024-02-10T10:48:41.82 0.1 undecidable manual S 55 26.9508 106 0.74 80
IV.VMGN.HHZ. 2024-02-10T10:48:41.15 0.1 undecidable manual S 295 26.2515 106 0.3 92
IV.LMD.HHZ. 2024-02-10T10:48:40.80 0.1 undecidable manual S 338 26.6511 106 -0.17 94
IV.RUFI.EHZ. 2024-02-10T10:48:40.82 0.1 undecidable manual S 266 25.752 106 0.15 95
IV.VISG.HHZ. 2024-02-10T10:48:40.53 0.6 undecidable manual P 320 48.7179 50 -0.23 45
IV.SEI.HHZ. 2024-02-10T10:48:39.72 0.6 negative manual P 301 43.7229 50 -0.27 45
IV.PARC.HHZ. 2024-02-10T10:48:38.80 1.0 undecidable manual P 125 39.8268 50 -0.59 21
IT.MOG.HNE. 2024-02-10T10:48:38.36 0.1 undecidable manual P 352 35.4423 102 -0.26 91
IT.MCS.HGN. 2024-02-10T10:48:37.18 0.1 undecidable manual P 55 26.9508 106 0.2 94
IV.CRE.HHZ. 2024-02-10T10:48:37.25 0.1 positive manual P 160 27.8499 105 0.11 96
IT.MRR.HGN. 2024-02-10T10:48:37.12 0.6 undecidable manual P 322 29.5482 104 -0.35 45
IV.RUFI.EHZ. 2024-02-10T10:48:36.74 0.6 undecidable manual P 266 25.752 106 0 49
IV.VMGN.HHZ. 2024-02-10T10:48:36.94 0.3 positive manual P 295 26.2515 106 0.1 72
IV.LMD.HHZ. 2024-02-10T10:48:36.53 0.1 positive manual P 338 26.6511 106 -0.38 90
IV.SFI.HNZ. 2024-02-10T10:48:34.33 0.1 undecidable manual S 13 5.7942 142 -0.32 95
IV.SFI.HNZ. 2024-02-10T10:48:33.19 0.1 undecidable manual P 13 5.7942 142 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:2.3 0.00123 1.78 AML other m 2024-02-10T10:48:40.10
IV.LMD.HHN. ML:2.2 0.0008169999999999999 0.32 AML other m 2024-02-10T10:48:41.08
IV.RUFI.EHE. ML:1.3 0.0001206 0.34 AML other m 2024-02-10T10:48:41.59
IV.VMGN.HHN. ML:1.4 0.0001325 0.24 AML other m 2024-02-10T10:48:41.48
IV.RUFI.EHN. ML:1.5 0.0001975 0.12 AML other m 2024-02-10T10:48:41.68
IV.VMGN.HHE. ML:1.4 0.000142 0.92 AML other m 2024-02-10T10:48:41.40
IV.CRE.HHE. ML:1.4 0.00013579999999999997 0.9 AML other m 2024-02-10T10:48:42.45
IV.CRE.HHN. ML:1.7 0.0002455 1.42 AML other m 2024-02-10T10:48:44.73
IV.PARC.HHN. ML:1.6 0.0001225 0.7 AML other m 2024-02-10T10:48:46.46
IV.PARC.HHE. ML:1.2 0.00005234999999999999 0.52 AML other m 2024-02-10T10:48:46.77
IV.SEI.HHN. ML:2.1 0.00041000000000000005 0.24 AML other m 2024-02-10T10:48:47.15
IV.VISG.HHE. ML:1.2 0.0000415 0.24 AML other m 2024-02-10T10:48:48.80
IV.VISG.HHN. ML:1.2 0.00004055 0.84 AML other m 2024-02-10T10:48:48.53
IV.SEI.HHE. ML:1.9 0.000223 0.34 AML other m 2024-02-10T10:48:51.25
IV.CRMI.HHN. ML:1.7 0.00009175 1.36 AML other m 2024-02-10T10:48:54.84
IV.CRMI.HHE. ML:1.4 0.00004025 1.58 AML other m 2024-02-10T10:49:13.86
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