Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 27-02-2024 and time 02:08:06 (Italy) in region 5 km W Sellano (PG)

A magnitude ML 1.4 earthquake occured in region: 5 km W Sellano (PG), on

  • 27-02-2024 01:08:06 (UTC)
  • 27-02-2024 02:08:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9040, 12.8750 at 12 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
Sellano PG 5 1079 1079
Cerreto di Spoleto PG 10 1075 2154
Trevi PG 11 8469 10623
Campello sul Clitunno PG 12 2442 13065
Preci PG 14 724 13789
Monte Cavallo MC 14 145 13934
Vallo di Nera PG 15 364 14298
Foligno PG 15 57155 71453
Visso MC 18 1107 72560
Montefalco PG 18 5679 78239
Castel Ritaldi PG 19 3278 81517
Sant'Anatolia di Narco PG 19 564 82081
Spello PG 19 8645 90726
Serravalle di Chienti MC 20 1070 91796
Valtopina PG 20 1398 93194

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Foligno (57155 inhabitants)
42 Km NE of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
73 Km W of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
83 Km NE of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 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 1.4 2024-02-27
01:08:06		 42.904 12.8748 12 2024-02-27
01:16:15		 Sala Sismica INGV-Roma 125565911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-27 01:08:06 ± 0.03
Latitude 42.9040 ± 0.0009
Longitude 12.8748 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125565911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 206
Semi-minor axis of confidence ellipse (meter) 88
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 125565911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-27 01:16:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2024-02-27T01:08:26.37 3.0 undecidable manual S -0.16 0
IV.SNTG.HHZ. 2024-02-27T01:08:19.16 0.6 undecidable manual S 8 39.3273 92 -0.09 48
IV.LNSS.HHZ. 2024-02-27T01:08:18.37 0.6 undecidable manual S 158 36.0417 92 -0.01 49
IV.CSP1.EHZ. 2024-02-27T01:08:17.93 0.6 undecidable manual S 52 33.9438 92 0.11 48
IV.MML1.EHZ. 2024-02-27T01:08:15.33 0.6 undecidable manual S 19 24.5532 94 0.01 50
IV.GAVE.HNN. 2024-02-27T01:08:14.97 0.6 undecidable manual S 176 23.5542 94 -0.09 49
IV.ASSB.HHZ. 2024-02-27T01:08:14.90 0.6 undecidable manual S 311 23.3544 94 -0.09 49
IV.NRCA.HHZ. 2024-02-27T01:08:14.18 0.6 undecidable manual S 112 20.9679 95 -0.19 48
IV.FDMO.HHZ. 2024-02-27T01:08:14.71 0.6 undecidable manual S 49 22.6551 95 -0.11 49
IV.LNSS.HHZ. 2024-02-27T01:08:13.28 0.3 negative manual P 158 36.0417 92 0 73
IV.SNTG.HHZ. 2024-02-27T01:08:13.96 1.0 positive manual P 8 39.3273 92 0.18 23
IV.CSP1.EHZ. 2024-02-27T01:08:12.97 1.0 negative manual P 52 33.9438 92 0.02 24
IV.FDMO.HHZ. 2024-02-27T01:08:11.21 1.0 positive manual P 49 22.6551 95 -0.01 25
IV.CESI.HHZ. 2024-02-27T01:08:11.90 0.6 undecidable manual S 12 11.4774 119 -0.02 50
IV.GAVE.HNN. 2024-02-27T01:08:11.41 0.1 undecidable manual P 176 23.5542 94 0.05 99
IV.ASSB.HHZ. 2024-02-27T01:08:11.31 0.1 undecidable manual P 311 23.3544 94 -0.01 100
IV.MML1.EHZ. 2024-02-27T01:08:11.53 0.1 undecidable manual P 19 24.5532 94 0.02 99
IV.NRCA.HHZ. 2024-02-27T01:08:10.92 0.6 negative manual P 112 20.9679 95 -0.04 50
IV.CESI.HHZ. 2024-02-27T01:08:09.69 0.3 positive manual P 12 11.4774 119 0.14 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.000275 0.12 AML other m 2024-02-27T01:08:14.32
IV.NRCA.HHE. ML:1.5 0.0001975 1.86 AML other m 2024-02-27T01:08:14.03
IV.MML1.EHN. ML:1.3 0.00010595 0.18 AML other m 2024-02-27T01:08:15.64
IV.MML1.EHE. ML:1.1 0.00007730000000000001 0.16 AML other m 2024-02-27T01:08:15.58
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