Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 09-02-2024 and time 12:14:13 (Italy) in region 4 km E Spoleto (PG)

A magnitude ML 1.4 earthquake occured in region: 4 km E Spoleto (PG), on

  • 09-02-2024 11:14:13 (UTC)
  • 09-02-2024 12:14:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7460, 12.7810 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Spoleto PG 4 38218 38218
Sant'Anatolia di Narco PG 5 564 38782
Scheggino PG 6 461 39243
Vallo di Nera PG 7 364 39607
Campello sul Clitunno PG 8 2442 42049
Castel Ritaldi PG 12 3278 45327
Poggiodomo PG 13 117 45444
Cerreto di Spoleto PG 14 1075 46519
Ferentillo TR 14 1913 48432
Trevi PG 15 8469 56901
Montefranco TR 17 1276 58177
Monteleone di Spoleto PG 18 599 58776
Arrone TR 18 2763 61539
Polino TR 19 233 61772
Cascia PG 19 3217 64989
Giano dell'Umbria PG 19 3846 68835
Montefalco PG 20 5679 74514
Sellano PG 20 1079 75593

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Terni (111501 inhabitants)
24 Km S of Foligno (57155 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
76 Km W of Teramo (54892 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
98 Km N of Roma (2864731 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 2024-02-09
11:14:13		 42.7462 12.7812 10 2024-02-09
11:23:47		 Sala Sismica INGV-Roma 125159811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-09 11:14:13 ± 0.05
Latitude 42.7462 ± 0.0036
Longitude 12.7812 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125159811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 528
Semi-minor axis of confidence ellipse (meter) 310
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46405
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 125159811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-09 11:23:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.IMI.HHZ. 2024-02-09T11:16:01.07 3.0 undecidable manual Sn 5.4 0
IV.SCIAC.HHZ. 2024-02-09T11:15:47.64 3.0 negative manual Pg 17.25 0
IV.PZUN.HHZ. 2024-02-09T11:15:42.50 3.0 undecidable manual Sn 3.58 0
IX.SCL3.EHZ.02 2024-02-09T11:15:30.58 3.0 undecidable manual Sn -3.55 0
IV.SALB.HHZ. 2024-02-09T11:15:27.52 3.0 negative manual Pg 14.66 0
IV.APRC.HHZ. 2024-02-09T11:15:24.71 3.0 undecidable manual Sg 5.28 0
GU.IMI.HHZ. 2024-02-09T11:15:18.68 3.0 undecidable manual Pn 7.89 0
IV.PAOL.HHZ. 2024-02-09T11:15:16.44 3.0 undecidable manual Sn 0.11 0
IV.PTRJ.HHZ. 2024-02-09T11:15:11.06 3.0 undecidable manual Sn 1.31 0
IV.RIBO.EHZ.01 2024-02-09T11:14:52.59 3.0 undecidable manual S -2.76 0
IV.RIBO.EHZ.01 2024-02-09T11:14:39.48 3.0 undecidable manual P 2.58 0
IV.CSP1.EHZ. 2024-02-09T11:14:30.62 0.6 undecidable manual S 42 51.5151 50 0.56 42
IV.RM33.EHZ. 2024-02-09T11:14:28.28 0.6 undecidable manual S 127 44.1225 50 0.2 46
IV.FDMO.HHZ. 2024-02-09T11:14:27.35 0.6 undecidable manual S 38 40.7259 50 0.18 47
IV.GUMA.HHZ. 2024-02-09T11:14:25.81 3.0 negative manual P 1.13 0
IV.CESI.HHZ. 2024-02-09T11:14:24.35 0.6 undecidable manual S 19 30.4473 50 -0.07 49
IV.LNSS.HHZ. 2024-02-09T11:14:23.09 0.3 undecidable manual S 127 26.4513 50 -0.28 70
IV.NRCA.HHZ. 2024-02-09T11:14:23.69 0.6 undecidable manual S 70 28.749 50 -0.3 46
IV.CSP1.EHZ. 2024-02-09T11:14:22.86 0.3 undecidable manual P 42 51.5151 50 -0.24 68
IV.RM33.EHZ. 2024-02-09T11:14:22.20 0.3 undecidable manual P 127 44.1225 50 0.25 69
IV.ASSB.HHZ. 2024-02-09T11:14:21.17 3.0 positive manual Pg 0.3 0
IV.FDMO.HHZ. 2024-02-09T11:14:21.61 0.6 positive manual P 38 40.7259 50 0.18 47
IT.GNU.HGZ. 2024-02-09T11:14:20.82 0.6 undecidable manual S 290 18.3705 118 0 50
IV.MOMA.HHZ. 2024-02-09T11:14:20.64 0.3 undecidable manual S 290 18.3705 118 -0.18 73
IV.MML1.EHZ. 2024-02-09T11:14:20.78 3.0 positive manual P -1.77 0
IV.ARRO.EHN. 2024-02-09T11:14:20.84 0.6 undecidable manual S 184 18.5703 118 -0.05 50
IV.NRCA.HHZ. 2024-02-09T11:14:19.54 0.6 undecidable manual P 70 28.749 50 -0.06 49
IV.LNSS.HHZ. 2024-02-09T11:14:19.07 0.1 undecidable manual P 127 26.4513 50 -0.17 96
IV.CESI.HHZ. 2024-02-09T11:14:19.79 0.1 undecidable manual P 19 30.4473 50 -0.06 97
IV.ARRO.EHN. 2024-02-09T11:14:18.09 0.3 undecidable manual P 184 18.5703 118 0.28 71
IV.GAVE.EHE. 2024-02-09T11:14:18.53 0.6 undecidable manual S 123 10.9779 132 -0.19 49
IV.CESX.HHN. 2024-02-09T11:14:18.51 0.6 undecidable manual P 226 22.0668 114 0.09 49
IT.GNU.HGZ. 2024-02-09T11:14:17.89 0.3 undecidable manual P 290 18.3705 118 0.13 74
IV.MOMA.HHZ. 2024-02-09T11:14:17.66 0.3 undecidable manual P 290 18.3705 118 -0.1 74
IV.GAVE.EHE. 2024-02-09T11:14:16.65 0.1 undecidable manual P 123 10.9779 132 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:1.6 0.0003325 0.22 AML other m 2024-02-09T11:14:21.57
IV.MOMA.HHN. ML:1.4 0.000199 0.72 AML other m 2024-02-09T11:14:21.33
IV.LNSS.HHE. ML:1.8 0.00033699999999999995 0.7 AML other m 2024-02-09T11:14:24.22
IV.CESI.HHE. ML:1.3 0.00010425000000000001 0.22 AML other m 2024-02-09T11:14:24.62
IV.CESI.HHN. ML:1.4 0.0001275 0.24 AML other m 2024-02-09T11:14:24.39
IV.LNSS.HHN. ML:1.8 0.000366 1.18 AML other m 2024-02-09T11:14:24.65
IV.NRCA.HHN. ML:1.4 0.00011895 0.12 AML other m 2024-02-09T11:14:25.15
IV.NRCA.HHE. ML:1.5 0.00017449999999999999 0.74 AML other m 2024-02-09T11:14:25.33
IV.ASSB.HHN. ML:1.3 0.00007845 1.8 AML other m 2024-02-09T11:14:25.94
IV.ASSB.HHE. ML:1.3 0.0000893 1.82 AML other m 2024-02-09T11:14:26.03
IV.FDMO.HHN. ML:1.2 0.00004885 1.3 AML other m 2024-02-09T11:14:28.70
IV.FDMO.HHE. ML:1.2 0.0000605 1.04 AML other m 2024-02-09T11:14:28.12
IV.MML1.EHE. ML:1.2 0.0000427876725 0.2048 AML other m 2024-02-09T11:14:29.36
IV.RM33.EHE. ML:1.4 0.0000678 1.04 AML other m 2024-02-09T11:14:30.99
IV.RM33.EHN. ML:1.3 0.00006355 0.5 AML other m 2024-02-09T11:14:31.58
IV.MML1.EHN. ML:1.0 0.00003568191 0.1408 AML other m 2024-02-09T11:14:29.56
IV.MOMA.HNE. ML:1.7 0.0003715747 0.2432 AML other m 2024-02-09T11:14:21.57
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