Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 09-02-2024 and time 12:08:24 (Italy) in region 4 km NE Spoleto (PG)

A magnitude ML 2.3 earthquake occured in region: 4 km NE Spoleto (PG), on

  • 09-02-2024 11:08:24 (UTC)
  • 09-02-2024 12:08:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7560, 12.7740 at 7 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
Spoleto PG 4 38218 38218
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 7 461 39243
Campello sul Clitunno PG 7 2442 41685
Vallo di Nera PG 7 364 42049
Castel Ritaldi PG 11 3278 45327
Cerreto di Spoleto PG 14 1075 46402
Trevi PG 14 8469 54871
Poggiodomo PG 14 117 54988
Ferentillo TR 15 1913 56901
Montefranco TR 18 1276 58177
Montefalco PG 18 5679 63856
Giano dell'Umbria PG 18 3846 67702
Monteleone di Spoleto PG 19 599 68301
Arrone TR 19 2763 71064
Sellano PG 20 1079 72143
Polino TR 20 233 72376
Acquasparta TR 20 4778 77154

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km S of Foligno (57155 inhabitants)
24 Km NE of Terni (111501 inhabitants)
50 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
77 Km W of Teramo (54892 inhabitants)
84 Km N of Guidonia Montecelio (88673 inhabitants)
88 Km N of Tivoli (56533 inhabitants)
99 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 2.3 2024-02-09
11:08:24		 42.7557 12.7742 7 2024-02-09
11:15:03		 Sala Sismica INGV-Roma 125159121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-09 11:08:24 ± 0.09
Latitude 42.7557 ± 0.0036
Longitude 12.7742 ± 0.0061
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125159121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 506
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 125159121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-09 11:15:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIB.HHZ. 2024-02-09T11:09:50.60 3.0 undecidable manual Pg 15.44 0
IV.BAG8.EHZ. 2024-02-09T11:09:44.52 3.0 undecidable manual Sn 2.04 0
IV.PIPA.HHZ. 2024-02-09T11:09:31.36 3.0 negative manual Pn 4.36 0
IV.PTRJ.HHZ. 2024-02-09T11:09:29.73 3.0 undecidable manual Sg 10.87 0
IX.COL3.HHZ.02 2024-02-09T11:09:18.32 3.0 undecidable manual Pg 13.75 0
GU.CARD.HHZ. 2024-02-09T11:09:14.53 3.0 undecidable manual Sn -0.06 0
CR.STON.BHZ. 2024-02-09T11:09:11.88 3.0 undecidable manual Pn 2.47 0
ST.CARE.EHZ. 2024-02-09T11:09:07.07 3.0 negative manual Pn -4.35 0
MN.TRI.HHZ. 2024-02-09T11:09:06.72 3.0 negative manual Pg 10.03 0
IV.SGRT.HHZ. 2024-02-09T11:09:05.21 3.0 undecidable manual Pg 8.63 0
IV.RIBO.EHZ.01 2024-02-09T11:09:04.20 3.0 undecidable manual Sg 2.16 0
IV.ARCI.HHZ. 2024-02-09T11:09:01.42 3.0 undecidable manual Sg 6.02 0
IV.IMOL.HNZ. 2024-02-09T11:09:00.10 3.0 undecidable manual Sn -0.89 0
IV.MF5.EHZ. 2024-02-09T11:08:45.34 0.3 undecidable manual S 65 61.3941 50 0.84 56
IV.FIAM.HHZ. 2024-02-09T11:08:44.94 3.0 undecidable manual Sn -5.03 0
IV.SMA1.EHZ. 2024-02-09T11:08:41.50 0.1 undecidable manual S 107 47.8188 50 0.62 83
IV.CSP1.EHZ. 2024-02-09T11:08:41.77 0.3 undecidable manual S 43 51.1155 50 0.01 72
IV.ATCC.EHZ. 2024-02-09T11:08:41.82 0.3 undecidable manual S 347 48.9177 50 0.66 61
IV.MML1.EHZ. 2024-02-09T11:08:39.46 0.3 undecidable manual S 22 42.8238 50 -0.08 72
IV.RM33.EHZ. 2024-02-09T11:08:39.79 0.1 undecidable manual S 127 45.2214 50 -0.38 90
IV.FDMO.HHZ. 2024-02-09T11:08:38.39 0.3 undecidable manual S 39 40.2264 50 -0.46 67
IV.ASSB.HHZ. 2024-02-09T11:08:37.06 0.1 undecidable manual S 344 33.1446 103 0.41 91
IV.FIAM.HHZ. 2024-02-09T11:08:36.38 3.0 negative manual Pg 0.26 0
IV.MF5.EHZ. 2024-02-09T11:08:36.01 0.6 undecidable manual P 65 61.3941 50 -0.18 46
IV.CESI.HHZ. 2024-02-09T11:08:35.32 0.1 undecidable manual S 21 29.6481 104 -0.12 98
IV.NRCA.HHZ. 2024-02-09T11:08:35.52 0.3 undecidable manual S 73 29.0487 104 0.28 71
IV.LNSS.HHZ. 2024-02-09T11:08:34.49 0.3 undecidable manual S 128 27.5502 105 -0.26 71
IV.SMA1.EHZ. 2024-02-09T11:08:34.01 0.3 positive manual P 107 47.8188 50 -0.09 71
IV.CSP1.EHZ. 2024-02-09T11:08:34.39 0.1 undecidable manual P 43 51.1155 50 -0.22 92
IV.ATCC.EHZ. 2024-02-09T11:08:34.18 0.1 undecidable manual P 347 48.9177 50 -0.09 95
IV.RM33.EHZ. 2024-02-09T11:08:33.22 1.0 negative manual P 127 45.2214 50 -0.48 22
IV.MML1.EHZ. 2024-02-09T11:08:33.23 0.1 undecidable manual P 22 42.8238 50 -0.1 96
IV.FDMO.HHZ. 2024-02-09T11:08:32.83 0.1 undecidable manual P 39 40.2264 50 -0.1 96
IV.ARRO.EHZ. 2024-02-09T11:08:32.37 0.3 undecidable manual S 182 19.5693 111 0.25 73
IV.BRSN.HNZ. 2024-02-09T11:08:32.91 3.0 negative manual Pn -6.59 0
IV.ASSB.HHZ. 2024-02-09T11:08:31.31 0.1 undecidable manual P 344 33.1446 103 -0.35 92
IV.MOMA.HHZ. 2024-02-09T11:08:31.32 0.1 undecidable manual S 288 17.4714 113 -0.11 100
IV.CING.HHZ. 2024-02-09T11:08:30.35 3.0 negative manual Pg 3.44 0
IV.GAVE.EHZ. 2024-02-09T11:08:30.02 0.3 undecidable manual S 126 12.0768 122 0.26 73
IV.TERO.HNZ. 2024-02-09T11:08:30.90 3.0 undecidable manual Pg -2.17 0
IV.CESI.HHZ. 2024-02-09T11:08:30.75 0.1 undecidable manual P 21 29.6481 104 -0.21 96
IV.LNSS.HHZ. 2024-02-09T11:08:30.21 0.1 undecidable manual P 128 27.5502 105 -0.35 93
IV.NRCA.HHZ. 2024-02-09T11:08:30.77 0.6 positive manual P 73 29.0487 104 -0.08 49
IV.ARRO.EHZ. 2024-02-09T11:08:29.33 1.0 positive manual P 182 19.5693 111 0.28 24
IV.MOMA.HHZ. 2024-02-09T11:08:28.91 0.3 negative manual P 288 17.4714 113 0.26 73
IV.GAVE.EHZ. 2024-02-09T11:08:28.07 0.6 positive manual P 126 12.0768 122 0.38 48
IV.NARO.HHZ. 2024-02-09T11:08:28.31 3.0 positive manual P -1.51 0
IV.SNTG.HHZ. 2024-02-09T11:08:24.16 3.0 negative manual Pn -2.39 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:2.8 0.00917 0.24 AML other m 2024-02-09T11:08:30.70
IV.GAVE.HNE. ML:2.8 0.009089999999999999 0.34 AML other m 2024-02-09T11:08:30.70
IV.GAVE.HNN. ML:2.3 0.00246 0.28 AML other m 2024-02-09T11:08:31.97
IV.GAVE.EHN. ML:2.8 0.00816 0.28 AML other m 2024-02-09T11:08:31.97
IV.MOMA.HNE. ML:2.2 0.00146 0.24 AML other m 2024-02-09T11:08:32.89
IV.MOMA.HHN. ML:2.2 0.001425 0.26 AML other m 2024-02-09T11:08:32.80
IV.MOMA.HNN. ML:2.2 0.0016 0.36 AML other m 2024-02-09T11:08:32.86
IV.MOMA.HHE. ML:2.3 0.00185 1.68 AML other m 2024-02-09T11:08:33.88
IV.LNSS.HHN. ML:2.5 0.00177 1.6 AML other m 2024-02-09T11:08:34.99
IV.LNSS.HHE. ML:2.4 0.0014199999999999998 1.66 AML other m 2024-02-09T11:08:35.15
IV.NRCA.HHE. ML:2.3 0.0009630000000000001 1.12 AML other m 2024-02-09T11:08:36.61
IV.CESI.HNN. ML:2.5 0.0014500000000000001 0.84 AML other m 2024-02-09T11:08:36.23
IV.CESI.HHN. ML:2.5 0.0015249999999999999 0.82 AML other m 2024-02-09T11:08:36.23
IV.CESI.HHE. ML:2.4 0.001295 1.18 AML other m 2024-02-09T11:08:36.87
IV.CESI.HNE. ML:2.4 0.001252 1.16 AML other m 2024-02-09T11:08:36.87
IV.ARRO.EHN. ML:2.0 0.0008864999999999999 1.12 AML other m 2024-02-09T11:08:36.30
IV.NRCA.HHN. ML:2.1 0.0006014999999999999 0.42 AML other m 2024-02-09T11:08:36.56
IV.ASSB.HHN. ML:2.1 0.000501 0.26 AML other m 2024-02-09T11:08:37.16
IV.ASSB.HHE. ML:2.2 0.0007955000000000001 0.44 AML other m 2024-02-09T11:08:37.25
IV.ARRO.EHE. ML:2.0 0.0007689999999999999 1.24 AML other m 2024-02-09T11:08:37.10
IV.FDMO.HHN. ML:2.0 0.0003725 1.28 AML other m 2024-02-09T11:08:39.32
IV.FDMO.HHE. ML:2.2 0.0005940000000000001 0.42 AML other m 2024-02-09T11:08:39.19
IV.MML1.EHN. ML:2.0 0.0003175 1.48 AML other m 2024-02-09T11:08:40.77
IV.MML1.EHE. ML:2.2 0.0005369999999999999 1.42 AML other m 2024-02-09T11:08:40.80
IV.MML1.HNE. ML:2.2 0.00053 1.4 AML other m 2024-02-09T11:08:40.79
IV.MML1.HNN. ML:2.0 0.0003345 1.18 AML other m 2024-02-09T11:08:41.67
IV.SMA1.EHE. ML:2.5 0.0008935 0.32 AML other m 2024-02-09T11:08:42.37
IV.CSP1.EHE. ML:2.7 0.00143 1.5 AML other m 2024-02-09T11:08:42.13
IV.RM33.EHN. ML:2.3 0.0006815 1.56 AML other m 2024-02-09T11:08:42.10
IV.SMA1.EHN. ML:2.3 0.000555 0.62 AML other m 2024-02-09T11:08:43.31
IV.CSP1.EHN. ML:2.6 0.001165 0.34 AML other m 2024-02-09T11:08:43.30
IV.ATCC.EHN. ML:2.2 0.00039850000000000004 1.6 AML other m 2024-02-09T11:08:43.97
IV.SNTG.HHE. ML:1.8 0.000125 0.8 AML other m 2024-02-09T11:08:46.55
IV.ATCC.EHE. ML:2.2 0.000381 0.44 AML other m 2024-02-09T11:08:46.93
IV.SNTG.HHN. ML:1.7 0.0001207 0.9 AML other m 2024-02-09T11:08:47.16
IV.RM33.EHE. ML:2.1 0.0003725 1.36 AML other m 2024-02-09T11:08:47.23
IV.MF5.EHE. ML:1.9 0.0001735 0.26 AML other m 2024-02-09T11:08:47.28
IV.FIAM.HHN. ML:2.0 0.0002045 1.22 AML other m 2024-02-09T11:08:47.95
IV.MF5.EHN. ML:2.1 0.0002405 1.5 AML other m 2024-02-09T11:08:47.20
IV.FIAM.HHE. ML:2.2 0.0002845 0.5 AML other m 2024-02-09T11:08:49.44
IV.CING.HHE. ML:1.7 0.00007075000000000001 0.4 AML other m 2024-02-09T11:08:49.70
IV.CING.HHN. ML:2.1 0.0002075 0.26 AML other m 2024-02-09T11:08:49.68
IV.TERO.HHE. ML:1.8 0.00010350000000000001 0.44 AML other m 2024-02-09T11:08:49.73
IV.TERO.HHN. ML:1.9 0.0001325 0.94 AML other m 2024-02-09T11:08:55.95
IV.NARO.HHN. ML:1.6 0.00004365 0.5 AML other m 2024-02-09T11:08:56.58
IV.NARO.HHE. ML:1.7 0.0000502 0.76 AML other m 2024-02-09T11:08:58.27
IV.RIBO.EHE.01 ML:2.7 0.0003 0.42 AML other m 2024-02-09T11:09:06.41
IV.SGRT.HHN. ML:2.7 0.00007775 0.42 AML other m 2024-02-09T11:09:10.47
IV.RIBO.EHN.01 ML:2.8 0.00033800000000000003 0.44 AML other m 2024-02-09T11:09:30.45
IV.SGRT.HHE. ML:2.6 0.00006805 1.58 AML other m 2024-02-09T11:09:46.95
IV.BAG8.HNE. ML:3.8 0.000437 0.4 AML other m 2024-02-09T11:09:49.96
IV.BAG8.EHE. ML:3.5 0.000199 0.18 AML other m 2024-02-09T11:09:50.76
IV.BAG8.EHN. ML:3.6 0.000273 0.26 AML other m 2024-02-09T11:09:50.76
IV.BAG8.HNN. ML:3.7 0.000334 0.68 AML other m 2024-02-09T11:09:50.76
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
Waveforms Seismic signals in miniseed + resp format Download