Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 29-02-2024 and time 23:02:24 (UTC) in region 2 km E Spoleto (PG)

A magnitude ML 2.3 earthquake occured in region: 2 km E Spoleto (PG), on

  • 29-02-2024 23:02:24 (UTC)
  • 01-03-2024 00:02:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7440, 12.7640 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 2 38218 38218
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 7 461 39243
Vallo di Nera PG 9 364 39607
Campello sul Clitunno PG 9 2442 42049
Castel Ritaldi PG 12 3278 45327
Ferentillo TR 14 1913 47240
Poggiodomo PG 14 117 47357
Trevi PG 15 8469 55826
Cerreto di Spoleto PG 15 1075 56901
Montefranco TR 16 1276 58177
Arrone TR 18 2763 60940
Giano dell'Umbria PG 18 3846 64786
Monteleone di Spoleto PG 19 599 65385
Acquasparta TR 19 4778 70163
Polino TR 19 233 70396
Montefalco PG 19 5679 76075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Terni (111501 inhabitants)
24 Km S of Foligno (57155 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
65 Km NE of Viterbo (67173 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
78 Km W of Teramo (54892 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
97 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 2024-02-29
23:02:24		 42.7437 12.7642 7 2024-02-29
23:06:31		 Sala Sismica INGV-Roma 125629471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-29 23:02:24 ± 0.08
Latitude 42.7437 ± 0.0045
Longitude 12.7642 ± 0.0073
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 125629471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 525
Semi-minor axis of confidence ellipse (meter) 429
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) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56477
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 82
Type of magnitude ML
Reference to an origin 125629471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-29 23:06:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLMA.HHZ. 2024-02-29T23:03:05.35 3.0 negative manual Pn 0.29 0
IV.FAGN.HHZ. 2024-02-29T23:02:53.50 3.0 undecidable manual S 0.75 0
IV.ARVD.HHZ. 2024-02-29T23:02:52.28 3.0 undecidable manual S 0.26 0
IV.CERT.HHZ. 2024-02-29T23:02:52.62 3.0 undecidable manual S -1.38 0
IV.SSFR.HHZ. 2024-02-29T23:02:49.92 3.0 undecidable manual S 0.32 0
IV.MF5.EHZ. 2024-02-29T23:02:46.02 0.3 undecidable manual S 64 62.6928 50 1.2 47
IV.FOSV.EHZ. 2024-02-29T23:02:45.18 0.6 undecidable manual S 360 61.0944 50 0.77 38
IV.SRES.HHZ. 2024-02-29T23:02:45.15 3.0 undecidable manual S 0.18 0
IV.MURB.HHZ. 2024-02-29T23:02:45.19 0.6 undecidable manual S 341 60.7947 50 0.87 36
IV.FIAM.HHZ. 2024-02-29T23:02:44.02 0.3 undecidable manual S 151 60.1953 50 -0.12 69
IV.GUMA.HHZ. 2024-02-29T23:02:44.62 0.6 undecidable manual S 52 58.3971 50 0.96 35
IV.CSP1.EHZ. 2024-02-29T23:02:42.21 0.6 undecidable manual S 43 52.7028 50 0.07 47
IV.NARO.HHZ. 2024-02-29T23:02:42.09 3.0 undecidable manual P 0.05 0
IV.ATCC.EHZ. 2024-02-29T23:02:41.91 0.6 undecidable manual S 348 50.0166 50 0.48 43
IV.ATPI.EHZ. 2024-02-29T23:02:41.65 3.0 positive manual P 1.89 0
IV.BARO.EHZ. 2024-02-29T23:02:40.47 3.0 negative manual P 1.11 0
IV.MMO1.EHZ. 2024-02-29T23:02:40.99 0.6 undecidable manual S 69 48.9177 50 -0.15 47
IV.CAFI.HHZ. 2024-02-29T23:02:40.83 3.0 positive manual P -0.27 0
IV.CERT.HHZ. 2024-02-29T23:02:40.45 3.0 negative manual P -0.66 0
IV.SSFR.HHZ. 2024-02-29T23:02:39.39 3.0 positive manual P 0.75 0
IV.MML1.EHZ. 2024-02-29T23:02:39.67 0.6 undecidable manual S 22 44.3223 50 -0.25 46
IV.ARVD.HHZ. 2024-02-29T23:02:39.74 3.0 undecidable manual P -0.26 0
IV.CING.HHZ. 2024-02-29T23:02:38.51 3.0 positive manual P -0.44 0
IV.FDMO.HHZ. 2024-02-29T23:02:38.98 0.6 undecidable manual S 39 41.7249 50 -0.26 46
IV.ATMI.HHZ. 2024-02-29T23:02:38.46 3.0 undecidable manual P -0.15 0
IV.SACS.HHZ. 2024-02-29T23:02:38.61 3.0 negative manual P 0.98 0
IV.TERO.HHZ. 2024-02-29T23:02:37.01 3.0 negative manual P -0.76 0
IV.GIGS.HHZ. 2024-02-29T23:02:37.65 3.0 negative manual P -0.75 0
IV.FOSV.EHZ. 2024-02-29T23:02:36.01 0.3 positive manual P 360 61.0944 50 -0.1 69
IV.SRES.HHZ. 2024-02-29T23:02:36.44 3.0 undecidable manual P 0.4 0
IV.ASSB.HHZ. 2024-02-29T23:02:36.96 0.6 undecidable manual S 346 34.2435 102 0.03 49
IV.MF5.EHZ. 2024-02-29T23:02:36.71 1.0 negative manual P 64 62.6928 50 0.36 22
IV.SNTG.HHZ. 2024-02-29T23:02:35.20 3.0 positive manual P -0.41 0
IV.MURB.HHZ. 2024-02-29T23:02:35.87 0.6 positive manual P 341 60.7947 50 -0.19 45
IV.CESI.HHZ. 2024-02-29T23:02:35.76 0.6 undecidable manual S 21 31.1466 103 -0.12 48
IV.FIAM.HHZ. 2024-02-29T23:02:35.39 0.6 positive manual P 151 60.1953 50 -0.57 41
IV.GUMA.HHZ. 2024-02-29T23:02:35.82 1.0 positive manual P 52 58.3971 50 0.14 23
IV.LNSS.HHZ. 2024-02-29T23:02:34.49 0.6 undecidable manual S 125 27.4503 105 -0.13 49
IV.ATCC.EHZ. 2024-02-29T23:02:34.04 0.1 positive manual P 348 50.0166 50 -0.35 89
IV.CSP1.EHZ. 2024-02-29T23:02:34.49 0.1 positive manual P 43 52.7028 50 -0.31 90
IV.RM33.EHZ. 2024-02-29T23:02:33.22 0.6 positive manual P -0.43 0.96
IV.MMO1.EHZ. 2024-02-29T23:02:33.68 0.6 negative manual P 69 48.9177 50 -0.55 43
IV.SMA1.EHZ. 2024-02-29T23:02:33.71 3.0 undecidable manual P -0.45 0
IV.CESX.HHZ. 2024-02-29T23:02:32.14 0.6 undecidable manual S 224 20.868 109 -0.3 48
IV.FDMO.HHZ. 2024-02-29T23:02:32.65 0.6 positive manual P 39 41.7249 50 -0.48 44
IV.MML1.EHZ. 2024-02-29T23:02:32.97 0.6 undecidable manual P 22 44.3223 50 -0.56 43
IV.ARRO.EHZ. 2024-02-29T23:02:32.24 0.6 undecidable manual S 180 18.2706 112 0.64 43
IV.CESI.HHZ. 2024-02-29T23:02:31.00 0.1 positive manual P 21 31.1466 103 -0.19 96
IV.ASSB.HHZ. 2024-02-29T23:02:31.42 0.1 positive manual P 346 34.2435 102 -0.37 91
IV.MOMA.HHZ. 2024-02-29T23:02:31.76 0.6 undecidable manual S 293 17.1717 113 0.51 46
IV.LNSS.HHZ. 2024-02-29T23:02:30.46 0.1 positive manual P 125 27.4503 105 0 100
IV.GAVE.EHZ. 2024-02-29T23:02:29.92 0.6 undecidable manual S 118 12.0768 121 0.26 49
IV.CESX.HHZ. 2024-02-29T23:02:29.13 0.6 positive manual P 224 20.868 109 -0.07 50
IV.MOMA.HHZ. 2024-02-29T23:02:28.62 0.1 undecidable manual P 293 17.1717 113 0.1 100
IV.ARRO.EHZ. 2024-02-29T23:02:28.91 0.1 positive manual P 180 18.2706 112 0.19 98
IV.GAVE.EHZ. 2024-02-29T23:02:27.87 0.3 positive manual P 118 12.0768 121 0.27 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.HNE. ML:2.6 0.005939999999999999 0.54 AML other m 2024-02-29T23:02:31.63
IV.GAVE.EHE. ML:2.6 0.005955 0.56 AML other m 2024-02-29T23:02:31.64
IV.GAVE.HNN. ML:2.0 0.0014049999999999998 1.58 AML other m 2024-02-29T23:02:32.79
IV.GAVE.EHN. ML:2.6 0.005205 1.58 AML other m 2024-02-29T23:02:32.80
IV.MOMA.HHN. ML:2.4 0.0023 1.72 AML other m 2024-02-29T23:02:32.04
IV.ARRO.EHE. ML:2.3 0.001645 0.58 AML other m 2024-02-29T23:02:33.08
IV.MOMA.HNN. ML:2.4 0.0020700000000000002 0.42 AML other m 2024-02-29T23:02:33.05
IV.ARRO.EHN. ML:2.3 0.0018450000000000003 1.02 AML other m 2024-02-29T23:02:33.73
IV.CESX.HHN. ML:2.6 0.0026500000000000004 0.38 AML other m 2024-02-29T23:02:34.15
IV.MOMA.HHE. ML:2.3 0.0016950000000000001 0.3 AML other m 2024-02-29T23:02:34.15
IV.CESX.HHE. ML:2.7 0.00346 0.58 AML other m 2024-02-29T23:02:34.33
IV.MOMA.HNE. ML:2.3 0.0019399999999999999 0.36 AML other m 2024-02-29T23:02:34.80
IV.LNSS.HNN. ML:2.7 0.0029500000000000004 0.88 AML other m 2024-02-29T23:02:35.35
IV.LNSS.HHN. ML:2.7 0.003005 0.32 AML other m 2024-02-29T23:02:35.35
IV.LNSS.HNE. ML:2.8 0.0033650000000000004 0.4 AML other m 2024-02-29T23:02:35.41
IV.LNSS.HHE. ML:2.8 0.0034400000000000003 0.4 AML other m 2024-02-29T23:02:35.41
IV.CESI.HNN. ML:2.5 0.00163 0.6 AML other m 2024-02-29T23:02:37.06
IV.CESI.HHN. ML:2.5 0.00168 0.58 AML other m 2024-02-29T23:02:37.06
IV.ASSB.HHN. ML:2.2 0.000666 0.22 AML other m 2024-02-29T23:02:37.41
IV.FDMO.HHE. ML:2.3 0.0006025000000000001 0.4 AML other m 2024-02-29T23:02:39.46
IV.CESI.HNE. ML:2.2 0.0008055 0.44 AML other m 2024-02-29T23:02:39.66
IV.CESI.HHE. ML:2.2 0.000867 0.46 AML other m 2024-02-29T23:02:39.65
IV.FDMO.HHN. ML:2.1 0.000406 1.5 AML other m 2024-02-29T23:02:40.02
IV.ASSB.HHE. ML:2.2 0.0006115 0.76 AML other m 2024-02-29T23:02:40.67
IV.RM33.EHN. ML:2.2 0.000505 0.76 AML other m 2024-02-29T23:02:41.02
IV.RM33.EHE. ML:2.3 0.0006399999999999999 0.52 AML other m 2024-02-29T23:02:41.56
IV.RM33.HNE. ML:2.3 0.0006670000000000001 0.52 AML other m 2024-02-29T23:02:41.82
IV.MMO1.EHE. ML:2.4 0.0007245 0.2 AML other m 2024-02-29T23:02:41.61
IV.SMA1.EHE. ML:2.6 0.001004 0.3 AML other m 2024-02-29T23:02:42.45
IV.MML1.EHE. ML:2.2 0.000454 1.38 AML other m 2024-02-29T23:02:42.03
IV.MML1.HNE. ML:2.2 0.0004755 1.38 AML other m 2024-02-29T23:02:42.03
IV.MML1.HNN. ML:2.1 0.00038950000000000003 0.9 AML other m 2024-02-29T23:02:42.37
IV.ATCC.EHE. ML:2.4 0.000741 0.96 AML other m 2024-02-29T23:02:42.87
IV.ATCC.HNE. ML:2.4 0.0007935 1.68 AML other m 2024-02-29T23:02:42.87
IV.MMO1.EHN. ML:2.4 0.0007949999999999999 0.32 AML other m 2024-02-29T23:02:43.07
IV.RM33.HNN. ML:2.3 0.0005775 0.42 AML other m 2024-02-29T23:02:43.04
IV.ATCC.EHN. ML:2.4 0.0007215 0.64 AML other m 2024-02-29T23:02:43.00
IV.ATCC.HNN. ML:2.4 0.0006745000000000001 1.32 AML other m 2024-02-29T23:02:43.98
IV.CSP1.EHN. ML:2.8 0.001605 0.38 AML other m 2024-02-29T23:02:43.57
IV.SMA1.EHN. ML:2.4 0.000736 0.3 AML other m 2024-02-29T23:02:43.89
IV.MML1.EHN. ML:2.1 0.0003815 1.32 AML other m 2024-02-29T23:02:43.92
IV.CSP1.EHE. ML:2.7 0.001355 1.44 AML other m 2024-02-29T23:02:44.75
IV.FOSV.EHE. ML:2.1 0.0002475 0.3 AML other m 2024-02-29T23:02:45.89
IV.FOSV.HNE. ML:2.1 0.0002395 0.32 AML other m 2024-02-29T23:02:45.74
IV.GUMA.HNN. ML:2.5 0.0007289999999999999 0.68 AML other m 2024-02-29T23:02:46.43
IV.SRES.HHN. ML:2.0 0.00022950000000000002 0.78 AML other m 2024-02-29T23:02:46.52
IV.SRES.HHE. ML:2.0 0.00023249999999999999 0.2 AML other m 2024-02-29T23:02:46.65
IV.FOSV.HNN. ML:2.1 0.000239 1.22 AML other m 2024-02-29T23:02:46.32
IV.SNTG.HHE. ML:2.0 0.0001955 1.32 AML other m 2024-02-29T23:02:48.96
IV.FOSV.EHN. ML:2.1 0.000241 1.72 AML other m 2024-02-29T23:02:49.01
IV.MURB.HHN. ML:2.5 0.0007050000000000001 0.3 AML other m 2024-02-29T23:02:49.20
IV.GUMA.HNE. ML:2.7 0.001125 0.36 AML other m 2024-02-29T23:02:49.37
IV.GUMA.HHN. ML:2.6 0.0008100000000000001 0.32 AML other m 2024-02-29T23:02:49.20
IV.FIAM.HHE. ML:2.2 0.000319 0.4 AML other m 2024-02-29T23:02:49.34
IV.TERO.HHE. ML:1.9 0.00014050000000000003 0.4 AML other m 2024-02-29T23:02:49.91
IV.SACS.HHN. ML:1.8 0.000117 0.96 AML other m 2024-02-29T23:02:49.97
IV.CING.HHN. ML:2.0 0.000135 1.7 AML other m 2024-02-29T23:02:50.95
IV.GIGS.HHE. ML:1.5 0.00004885 0.54 AML other m 2024-02-29T23:02:50.29
IV.GUMA.HHE. ML:2.7 0.001125 0.4 AML other m 2024-02-29T23:02:50.34
IV.MURB.HNN. ML:2.5 0.000642 0.42 AML other m 2024-02-29T23:02:51.34
IV.SSFR.HNE. ML:2.5 0.00047850000000000003 0.22 AML other m 2024-02-29T23:02:51.57
IV.SSFR.HNN. ML:2.5 0.0004195 0.82 AML other m 2024-02-29T23:02:51.50
IV.SNTG.HHN. ML:1.9 0.00017649999999999998 0.28 AML other m 2024-02-29T23:02:52.04
IV.MURB.HNE. ML:2.7 0.0010234999999999999 0.28 AML other m 2024-02-29T23:02:52.43
IV.MURB.HHE. ML:2.7 0.0011305 0.28 AML other m 2024-02-29T23:02:52.43
IV.SACS.HHE. ML:1.9 0.0001185 1.18 AML other m 2024-02-29T23:02:52.96
IV.ATMI.HHN. ML:2.5 0.00053 0.32 AML other m 2024-02-29T23:02:54.57
IV.FIAM.HHN. ML:2.1 0.000262 0.54 AML other m 2024-02-29T23:02:54.82
IV.ATMI.HHE. ML:2.6 0.0005885 0.4 AML other m 2024-02-29T23:02:54.99
IV.GIGS.HHN. ML:1.5 0.000050900000000000004 0.94 AML other m 2024-02-29T23:02:55.23
IV.CING.HHE. ML:2.0 0.0001315 0.48 AML other m 2024-02-29T23:02:55.16
IV.CAFI.HHE. ML:2.2 0.0001605 1.28 AML other m 2024-02-29T23:02:55.82
IV.ARVD.HHN. ML:1.9 0.0001075 0.66 AML other m 2024-02-29T23:02:56.43
IV.TERO.HHN. ML:1.9 0.00014350000000000002 0.94 AML other m 2024-02-29T23:02:56.44
IV.CERT.HHE. ML:2.2 0.0001885 0.72 AML other m 2024-02-29T23:02:56.55
IV.FAGN.HHN. ML:2.5 0.000399 0.44 AML other m 2024-02-29T23:02:57.31
IV.ARVD.HHE. ML:1.9 0.0001115 0.74 AML other m 2024-02-29T23:02:57.47
IV.CERT.HHN. ML:2.1 0.00014050000000000003 0.42 AML other m 2024-02-29T23:02:58.94
IV.FAGN.HHE. ML:2.5 0.00042 1.6 AML other m 2024-02-29T23:02:59.80
IV.NARO.HHE. ML:2.0 0.00009795000000000001 1 AML other m 2024-02-29T23:03:00.02
IV.CAFI.HHN. ML:1.9 0.0000948 0.88 AML other m 2024-02-29T23:03:00.56
IV.NARO.HHN. ML:1.9 0.00008209999999999999 0.62 AML other m 2024-02-29T23:03:03.59
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