Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 08-02-2024 and time 01:30:56 (Italy) in region 5 km NE Sellano (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km NE Sellano (PG), on

  • 08-02-2024 00:30:56 (UTC)
  • 08-02-2024 01:30:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9140, 12.9860 at 10 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 6 1079 1079
Preci PG 6 724 1803
Visso MC 9 1107 2910
Monte Cavallo MC 9 145 3055
Cerreto di Spoleto PG 12 1075 4130
Ussita MC 13 444 4574
Castelsantangelo sul Nera MC 14 281 4855
Pieve Torina MC 16 1458 6313
Norcia PG 16 4957 11270
Fiordimonte MC 16 202 11472
Serravalle di Chienti MC 18 1070 12542
Pievebovigliana MC 18 866 13408
Vallo di Nera PG 19 364 13772
Muccia MC 19 915 14687
Fiastra MC 19 559 15246
Trevi PG 20 8469 23715
Campello sul Clitunno PG 20 2442 26157

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
53 Km E of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
91 Km NE of Viterbo (67173 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 1.1 2024-02-08
00:30:56		 42.9145 12.9863 10 2024-02-08
00:59:43		 Sala Sismica INGV-Roma 125110101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-08 00:30:56 ± 0.08
Latitude 42.9145 ± 0.0045
Longitude 12.9863 ± 0.0061
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125110101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 621
Semi-minor axis of confidence ellipse (meter) 356
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.10792
Epicentral distance of station farthest from the epicenter (degree) 0.37232
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 125110101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-08 00:59:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2024-02-08T00:31:09.85 0.6 undecidable manual S 78 39.3273 50 0.65 41
IV.SNTG.HHZ. 2024-02-08T00:31:08.79 0.6 undecidable manual S 354 37.9287 50 -0.05 48
IV.ASSB.HHZ. 2024-02-08T00:31:06.55 0.6 undecidable manual S 298 30.1476 50 -0.21 47
IV.CSP1.EHZ. 2024-02-08T00:31:05.61 0.6 undecidable manual S 42 26.4513 50 -0.17 47
IV.MML1.EHZ. 2024-02-08T00:31:04.27 0.6 undecidable manual S 357 22.0668 115 -0.25 47
IV.ARRO.EHZ. 2024-02-08T00:31:04.06 0.6 positive manual P 206 41.3253 50 0.1 47
IV.MF5.EHZ. 2024-02-08T00:31:03.77 1.0 undecidable manual P 78 39.3273 50 0.12 23
IV.SNTG.HHZ. 2024-02-08T00:31:03.31 1.0 positive manual P 354 37.9287 50 -0.13 23
IV.ASSB.HHZ. 2024-02-08T00:31:02.20 0.6 undecidable manual P 298 30.1476 50 -0.04 48
IV.GUMA.HHZ. 2024-02-08T00:31:02.68 0.6 positive manual P 60 32.745 50 0.04 48
IV.CESI.HHZ. 2024-02-08T00:31:01.77 0.6 undecidable manual S 327 11.9769 130 0.23 48
IV.CSP1.EHZ. 2024-02-08T00:31:01.46 0.3 positive manual P 42 26.4513 50 -0.21 70
IV.NRCA.HHZ. 2024-02-08T00:31:01.66 0.6 undecidable manual S 131 13.7751 127 -0.35 47
IV.MML1.EHZ. 2024-02-08T00:31:00.88 1.0 negative manual P 357 22.0668 115 -0.06 24
IV.CESI.HHZ. 2024-02-08T00:30:59.48 0.1 undecidable manual P 327 11.9769 130 0.25 96
IV.NRCA.HHZ. 2024-02-08T00:30:59.48 0.1 positive manual P 131 13.7751 127 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.9 0.00009495 1.84 AML other m 2024-02-08T00:31:02.95
IV.CESI.HHN. ML:1.1 0.000135 0.22 AML other m 2024-02-08T00:31:02.18
IV.NRCA.HHN. ML:1.0 0.0000999 0.16 AML other m 2024-02-08T00:31:02.11
IV.NRCA.HHE. ML:1.0 0.000106 1.46 AML other m 2024-02-08T00:31:02.89
IV.MML1.EHE. ML:1.3 0.00011899999999999999 1.26 AML other m 2024-02-08T00:31:04.75
IV.MML1.EHN. ML:1.0 0.00007335 1.42 AML other m 2024-02-08T00:31:04.07
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