Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 15-02-2024 and time 19:35:40 (Italy) in region 7 km SE Pietralunga (PG)

A magnitude ML 0.4 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 15-02-2024 18:35:40 (UTC)
  • 15-02-2024 19:35:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4080, 12.5160 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
Pietralunga PG 7 2111 2111
Gubbio PG 8 32216 34327
Cantiano PU 12 2245 36572
Scheggia e Pascelupo PG 12 1393 37965
Montone PG 16 1680 39645
Costacciaro PG 17 1216 40861
Apecchio PU 19 1882 42743
Cagli PU 19 8731 51474
Umbertide PG 19 16681 68155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Perugia (166134 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
53 Km NW of Foligno (57155 inhabitants)
63 Km SW of Fano (60888 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
73 Km S of Rimini (147750 inhabitants)
84 Km S of Cesena (96758 inhabitants)
84 Km W of Ancona (100861 inhabitants)
95 Km N of Terni (111501 inhabitants)
96 Km E of Siena (53903 inhabitants)
98 Km SE of Forlì (117913 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 0.4 2024-02-15
18:35:40		 43.4083 12.5158 8 2024-02-15
18:48:25		 Sala Sismica INGV-Roma 125300851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-15 18:35:40 ± 0.16
Latitude 43.4083 ± 0.0045
Longitude 12.5158 ± 0.0037
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 125300851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
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) 130
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.21134
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 125300851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-15 18:48:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2024-02-15T18:35:48.21 0.6 undecidable manual S 54 20.7681 112 -0.17 48
IV.ATSC.EHE. 2024-02-15T18:35:46.23 0.6 undecidable manual S 83 13.875 121 0.01 50
IV.PIEI.HHZ. 2024-02-15T18:35:46.24 0.6 undecidable manual S 6 14.1747 121 -0.08 50
IV.FOSV.EHZ. 2024-02-15T18:35:45.27 1.0 undecidable manual P 122 23.4543 110 -0.31 23
IV.ATPI.EHZ. 2024-02-15T18:35:45.09 0.6 undecidable manual S 297 10.2786 129 -0.11 50
IV.FRON.EHZ. 2024-02-15T18:35:44.99 1.0 undecidable manual P 54 20.7681 112 -0.1 24
IV.ATVO.HHZ. 2024-02-15T18:35:44.71 0.6 undecidable manual S 252 9.2796 132 -0.22 49
IV.ATBU.EHZ. 2024-02-15T18:35:44.73 0.6 undecidable manual S 19 7.881 137 0.13 50
IV.ATPI.EHZ. 2024-02-15T18:35:43.37 0.1 undecidable manual P 297 10.2786 129 0.11 99
IV.ATBU.EHZ. 2024-02-15T18:35:43.06 0.1 undecidable manual P 19 7.881 137 0.16 99
IV.ATSC.EHE. 2024-02-15T18:35:43.92 0.1 undecidable manual P 83 13.875 121 0.08 99
IV.ATVO.HHZ. 2024-02-15T18:35:43.18 0.1 positive manual P 252 9.2796 132 0.08 100
IV.PIEI.HHZ. 2024-02-15T18:35:43.64 0.6 undecidable manual P 6 14.1747 121 -0.26 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.6 0.00002655 0.66 AML other m 2024-02-15T18:35:51.69
IV.FOSV.EHN. ML:0.7 0.00003116629 0.256 AML other m 2024-02-15T18:35:51.79
IV.ATVO.HHE. ML:-0.2 0.0000100932405 0.7808 AML other m 2024-02-15T18:35:50.44
IV.ATVO.HHN. ML:-0.2 0.0000078987525 1.1008 AML other m 2024-02-15T18:35:52.44
IV.ATVO.HNE. ML:0.9 0.000118742255 0.8448 AML other m 2024-02-15T18:35:45.76
IV.ATVO.HNN. ML:1.0 0.00013191089999999998 1.5104 AML other m 2024-02-15T18:35:46.62
IV.PIEI.HHE. ML:-0.3 0.0000061895392500000005 0.0896 AML other m 2024-02-15T18:35:46.35
IV.PIEI.HHN. ML:0.0 0.0000093998435 0.1536 AML other m 2024-02-15T18:35:46.78
IV.PIEI.HNE. ML:0.6 0.000041607624 1.088 AML other m 2024-02-15T18:35:47.34
IV.PIEI.HNN. ML:0.7 0.00005590422000000001 1.8816 AML other m 2024-02-15T18:35:48.00
IV.FRON.EHE. ML:-0.2 0.000005180964 0.6016 AML other m 2024-02-15T18:35:56.10
IV.FRON.EHN. ML:0.3 0.00001388783 2.9824 AML other m 2024-02-15T18:35:49.15
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