Earthquake with magnitude of ML 0.4 on date 16-02-2024 and time 17:28:19 (Italy) in region 8 km NW Valfabbrica (PG)

A magnitude ML 0.4 earthquake occured in region: 8 km NW Valfabbrica (PG), on

  • 16-02-2024 16:28:19 (UTC)
  • 16-02-2024 17:28:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2040, 12.5260 at 9 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
Valfabbrica PG 8 3389 3389
Bastia Umbra PG 15 21874 25263
Perugia PG 16 166134 191397
Assisi PG 16 28299 219696
Gubbio PG 17 32216 251912
Umbertide PG 20 16681 268593

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NE of Perugia (166134 inhabitants)
31 Km NW of Foligno (57155 inhabitants)
60 Km E of Arezzo (99543 inhabitants)
72 Km N of Terni (111501 inhabitants)
82 Km SW of Fano (60888 inhabitants)
85 Km SW of Pesaro (94582 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
95 Km S of Rimini (147750 inhabitants)
98 Km E of Siena (53903 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 2024-02-16
16:28:19
43.2043 12.5265 9 2024-02-16
16:57:36
Sala Sismica INGV-Roma 125317521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-16 16:28:19 ± 0.14
Latitude 43.2043 ± 0.0063
Longitude 12.5265 ± 0.0148
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125317521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1292
Semi-minor axis of confidence ellipse (meter) 394
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 1290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18886
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 125317521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-16 16:57:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TB01.DHN.01 2024-02-16T16:28:27.75 0.3 undecidable manual S 340 20.9679 114 0.07 97
IV.ASSB.HHZ. 2024-02-16T16:28:27.57 0.3 undecidable manual S 149 20.868 114 -0.08 97
IV.ATCC.EHZ. 2024-02-16T16:28:24.28 0.3 undecidable manual S 103 9.3795 135 -0.03 100
IV.TB01.DHN.01 2024-02-16T16:28:24.10 0.3 undecidable manual P 340 20.9679 114 -0.21 94
IV.ASSB.HHZ. 2024-02-16T16:28:24.40 0.3 undecidable manual P 149 20.868 114 0.11 96
IV.ATVO.HHZ. 2024-02-16T16:28:24.48 3.0 undecidable manual P 1.87 0
IV.MURB.HHZ. 2024-02-16T16:28:23.62 0.3 undecidable manual S 359 6.4935 145 -0.04 100
IV.MURB.HHZ. 2024-02-16T16:28:22.12 0.3 undecidable manual P 359 6.4935 145 0.13 98
IV.ATCC.EHZ. 2024-02-16T16:28:22.41 0.3 undecidable manual P 103 9.3795 135 0.05 99
IV.ARVD.HHZ. 2024-02-16T16:28:18.51 3.0 undecidable manual P 0.02 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHE. ML:0.6 0.00005875 0.32 AML other m 2024-02-16T16:28:23.75
IV.MURB.HHN. ML:0.4 0.000046450000000000004 0.34 AML other m 2024-02-16T16:28:24.04
IV.ATCC.EHN. ML:0.6 0.00005425 0.28 AML other m 2024-02-16T16:28:24.49
IV.ATCC.EHE. ML:0.6 0.000052449999999999994 1.52 AML other m 2024-02-16T16:28:27.97
IV.ASSB.HHE. ML:0.1 0.000011039313 0.1792 AML other m 2024-02-16T16:28:28.31
IV.ASSB.HHN. ML:0.3 0.000013439426 0.1152 AML other m 2024-02-16T16:28:27.80
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