Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 11-02-2024 and time 08:28:58 (UTC) in region 3 km E Spoleto (PG)

A magnitude ML 2.2 earthquake occured in region: 3 km E Spoleto (PG), on

  • 11-02-2024 08:28:58 (UTC)
  • 11-02-2024 09:28:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7420, 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.

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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 5 564 38782
Scheggino PG 5 461 39243
Vallo di Nera PG 7 364 39607
Campello sul Clitunno PG 9 2442 42049
Castel Ritaldi PG 13 3278 45327
Poggiodomo PG 13 117 45444
Ferentillo TR 13 1913 47357
Cerreto di Spoleto PG 14 1075 48432
Trevi PG 15 8469 56901
Montefranco TR 16 1276 58177
Monteleone di Spoleto PG 17 599 58776
Arrone TR 18 2763 61539
Polino TR 18 233 61772
Cascia PG 19 3217 64989
Giano dell'Umbria PG 20 3846 68835
Acquasparta TR 20 4778 73613
Montefalco PG 20 5679 79292

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Terni (111501 inhabitants)
25 Km S of Foligno (57155 inhabitants)
52 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)
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 2.2 2024-02-11
08:28:58		 42.7422 12.7808 10 2024-02-11
08:38:48		 Sala Sismica INGV-Roma 125217231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-11 08:28:58 ± 0.04
Latitude 42.7422 ± 0.0027
Longitude 12.7808 ± 0.0024
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 125217231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 253
Semi-minor axis of confidence ellipse (meter) 235
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54319
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 13
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 67
Type of magnitude ML
Reference to an origin 125217231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-11 08:38:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2024-02-11T08:29:25.75 3.0 undecidable manual Sg 0.35 0
IV.INTR.HHZ. 2024-02-11T08:29:23.15 3.0 undecidable manual Sn 0.72 0
IV.SSFR.HHZ. 2024-02-11T08:29:23.32 3.0 undecidable manual Sn -0.68 0
IV.ATVO.HHZ. 2024-02-11T08:29:22.50 3.0 undecidable manual Sn -1.89 0
IV.CING.HHZ. 2024-02-11T08:29:22.76 3.0 undecidable manual Sn -0.22 0
IV.BRSN.EHZ. 2024-02-11T08:29:19.14 3.0 undecidable manual Pn -4.74 0
IV.FAGN.HHZ. 2024-02-11T08:29:14.01 3.0 undecidable manual Sn -0.3 0
IV.CAFI.HHZ. 2024-02-11T08:29:13.99 3.0 undecidable manual Pg 1.16 0
IV.ARVD.HHZ. 2024-02-11T08:29:13.01 3.0 negative manual Pg 1.32 0
IV.SSFR.HHZ. 2024-02-11T08:29:12.15 3.0 negative manual Pg 1.25 0
IV.CING.HHZ. 2024-02-11T08:29:11.76 3.0 positive manual Pg 1.43 0
IV.ATVO.HHZ. 2024-02-11T08:29:11.78 3.0 positive manual Pg 0.66 0
IV.GIGS.HHZ. 2024-02-11T08:29:11.37 3.0 undecidable manual Sn -1.54 0
IV.MF5.EHZ. 2024-02-11T08:29:10.25 3.0 undecidable manual Pg 3.59 0
IV.SRES.HHZ. 2024-02-11T08:29:09.21 1.0 undecidable manual P 202 60.2952 50 0.19 30
IV.CAMP.HHZ. 2024-02-11T08:29:09.51 3.0 undecidable manual Sn -0.48 0
IV.FIAM.HHZ. 2024-02-11T08:29:08.92 1.0 undecidable manual P 152 59.2962 50 0.04 31
IV.SNTG.HHZ. 2024-02-11T08:29:08.41 3.0 negative manual Pg 0.06 0
IV.NRCA.HHZ. 2024-02-11T08:29:08.77 0.3 undecidable manual S 69 28.9488 50 0.17 95
IV.GUMA.HHZ. 2024-02-11T08:29:08.98 3.0 undecidable manual Pg 2.17 0
IV.FOSV.EHZ. 2024-02-11T08:29:08.98 3.0 negative manual Pg -0.02 0
IV.SMA1.EHZ. 2024-02-11T08:29:07.28 3.0 undecidable manual Sn -2.03 0
IV.CSP1.EHZ. 2024-02-11T08:29:07.77 3.0 positive manual Pg 1.14 0
IV.ATCC.EHZ. 2024-02-11T08:29:07.46 3.0 positive manual Pg -0.33 0
IV.LNSS.HHZ. 2024-02-11T08:29:07.86 0.6 undecidable manual S 126 26.1516 50 0 66
IV.RM33.EHZ. 2024-02-11T08:29:06.46 0.6 undecidable manual P 126 43.8228 50 -0.02 63
IV.MML1.EHZ. 2024-02-11T08:29:06.00 3.0 undecidable manual Pg -0.43 0
IV.MMO1.EHZ. 2024-02-11T08:29:06.67 3.0 positive manual Pg 1.78 0
IV.CESX.HHZ. 2024-02-11T08:29:06.39 0.6 undecidable manual S 227 21.6672 115 -0.07 65
IV.ARRO.EHZ. 2024-02-11T08:29:05.55 0.6 undecidable manual S 184 18.0708 119 0.2 64
IV.MOMA.HHZ. 2024-02-11T08:29:05.62 0.6 undecidable manual S 292 18.4704 118 0.16 64
IV.ASSB.HHZ. 2024-02-11T08:29:04.79 3.0 positive manual Pn -1.08 0
IV.FEMA.HNN. 2024-02-11T08:29:04.85 1.0 undecidable manual P 42 32.745 50 0.07 32
IV.NRCA.HHZ. 2024-02-11T08:29:04.14 0.3 undecidable manual P 69 28.9488 50 -0.05 97
IV.CESI.HHZ. 2024-02-11T08:29:04.26 0.6 undecidable manual P 19 30.8469 50 -0.22 62
IT.MTCL.HGN. 2024-02-11T08:29:04.79 0.6 undecidable manual P 32 33.1446 50 -0.04 64
IV.FDMO.HHZ. 2024-02-11T08:29:04.89 3.0 positive manual Pg -0.68 0
ZO.PDN11.EHZ. 2024-02-11T08:29:04.23 0.6 undecidable manual P 80 28.0497 50 0.18 63
IV.LNSS.HHZ. 2024-02-11T08:29:03.59 0.3 undecidable manual P 126 26.1516 50 -0.18 95
IV.GAVE.HNZ. 2024-02-11T08:29:03.20 0.3 undecidable manual S 121 10.7781 133 -0.07 100
IV.ARRO.EHZ. 2024-02-11T08:29:02.25 0.3 undecidable manual P 184 18.0708 119 -0.07 99
IV.MOMA.HHZ. 2024-02-11T08:29:02.32 0.6 undecidable manual P 292 18.4704 118 -0.06 66
IV.CESX.HHZ. 2024-02-11T08:29:02.90 0.6 undecidable manual P 227 21.6672 115 -0.05 65
IV.GAVE.HNZ. 2024-02-11T08:29:01.17 0.3 negative manual P 121 10.7781 133 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.HNN. ML:2.1 0.001530157 0.32 AML other m 2024-02-11T08:29:04.40
IV.GAVE.HNE. ML:2.7 0.0060969655 0.128 AML other m 2024-02-11T08:29:03.66
IV.GAVE.EHN. ML:2.6 0.0052550595 0.1408 AML other m 2024-02-11T08:29:04.40
IV.GAVE.EHE. ML:2.6 0.00539 0.14 AML other m 2024-02-11T08:29:03.60
IV.MOMA.HHE. ML:2.5 0.0026952230000000005 0.256 AML other m 2024-02-11T08:29:06.04
IV.MOMA.HNE. ML:2.5 0.00253 0.16 AML other m 2024-02-11T08:29:05.85
IV.MOMA.HNN. ML:2.3 0.001795 1.7 AML other m 2024-02-11T08:29:06.05
IV.MOMA.HHN. ML:2.3 0.001462315 0.1984 AML other m 2024-02-11T08:29:07.39
IV.ARRO.EHN. ML:2.2 0.0013689855 0.3392 AML other m 2024-02-11T08:29:05.86
IV.ARRO.EHE. ML:2.2 0.0012968245 0.1984 AML other m 2024-02-11T08:29:06.97
IV.CESI.HNE. ML:2.2 0.0008185 0.28 AML other m 2024-02-11T08:29:09.34
IV.CESI.HHE. ML:2.3 0.0008720000000000002 0.26 AML other m 2024-02-11T08:29:09.33
IV.CESI.HHN. ML:2.3 0.0009218104 0.2048 AML other m 2024-02-11T08:29:11.45
IV.CESI.HNN. ML:2.3 0.0008927993000000001 0.3008 AML other m 2024-02-11T08:29:12.54
IV.ASSB.HHN. ML:2.4 0.0010795 0.24 AML other m 2024-02-11T08:29:10.66
IV.ASSB.HHE. ML:2.5 0.001245 0.24 AML other m 2024-02-11T08:29:10.67
IV.NRCA.HNE. ML:2.4 0.001315 0.16 AML other m 2024-02-11T08:29:11.67
IV.NRCA.HHE. ML:2.4 0.001375 0.16 AML other m 2024-02-11T08:29:11.67
IV.NRCA.HNN. ML:2.2 0.0008028139000000001 0.128 AML other m 2024-02-11T08:29:12.98
IV.NRCA.HHN. ML:2.2 0.0008471033999999999 0.1408 AML other m 2024-02-11T08:29:12.98
IV.FDMO.HHN. ML:2.2 0.0005295654000000001 0.224 AML other m 2024-02-11T08:29:12.76
IV.FDMO.HHE. ML:2.3 0.0006590171000000001 0.1792 AML other m 2024-02-11T08:29:12.60
IV.MML1.HNE. ML:2.3 0.00061311475 0.352 AML other m 2024-02-11T08:29:14.25
IV.MML1.EHE. ML:2.2 0.0005703082999999999 0.3392 AML other m 2024-02-11T08:29:14.08
IV.RM33.EHE. ML:2.3 0.00064 0.18 AML other m 2024-02-11T08:29:14.60
IV.RM33.HNE. ML:2.3 0.0006712599 0.192 AML other m 2024-02-11T08:29:14.68
IV.MML1.EHN. ML:2.1 0.00038923215 0.16 AML other m 2024-02-11T08:29:14.80
IV.MML1.HNN. ML:2.1 0.0004049405 0.1792 AML other m 2024-02-11T08:29:14.79
IV.RM33.HNN. ML:2.3 0.0006799999999999999 0.24 AML other m 2024-02-11T08:29:15.03
IV.RM33.EHN. ML:2.3 0.0006915000000000001 0.24 AML other m 2024-02-11T08:29:15.03
IV.ATCC.HNE. ML:2.3 0.00048120455 0.3136 AML other m 2024-02-11T08:29:16.92
IV.ATCC.EHE. ML:2.3 0.000497 0.36 AML other m 2024-02-11T08:29:16.92
IV.ATCC.HNN. ML:2.3 0.00058916935 0.3904 AML other m 2024-02-11T08:29:17.32
IV.ATCC.EHN. ML:2.4 0.0006362773 0.3776 AML other m 2024-02-11T08:29:17.32
IV.GUMA.HNN. ML:2.4 0.00048559155 0.192 AML other m 2024-02-11T08:29:18.84
IV.GUMA.HHN. ML:2.5 0.0006785000000000001 0.24 AML other m 2024-02-11T08:29:17.92
IV.SNTG.HHE. ML:1.8 0.00013486419 0.2816 AML other m 2024-02-11T08:29:18.69
IV.SRES.HHE. ML:2.0 0.00020750000000000003 0.18 AML other m 2024-02-11T08:29:19.06
IV.FIAM.HHE. ML:0.0 0.0002379321 0.2624 AML other m 2024-02-11T08:29:19.61
IV.FOSV.EHE. ML:2.0 0.000207 0.82 AML other m 2024-02-11T08:29:19.36
IV.FOSV.HNE. ML:2.0 0.00021689195 0.3008 AML other m 2024-02-11T08:29:19.35
IV.FIAM.HHN. ML:0.0 0.00020171310000000002 0.1856 AML other m 2024-02-11T08:29:19.27
IV.SRES.HHN. ML:2.0 0.00018062015 0.2624 AML other m 2024-02-11T08:29:20.13
IV.SNTG.HNE. ML:1.9 0.000185337155 0.2624 AML other m 2024-02-11T08:29:19.99
IV.SNTG.HHN. ML:2.0 0.0002024214 0.2176 AML other m 2024-02-11T08:29:20.12
IV.MF5.EHN. ML:2.1 0.0002612912 0.32 AML other m 2024-02-11T08:29:19.72
IV.SNTG.HNN. ML:1.9 0.00018544094999999999 0.2176 AML other m 2024-02-11T08:29:20.12
IV.FOSV.HNN. ML:2.1 0.00023799999999999998 1.7 AML other m 2024-02-11T08:29:21.90
IV.FOSV.EHN. ML:2.0 0.0001995 1.7 AML other m 2024-02-11T08:29:21.05
IV.GUMA.HHE. ML:2.5 0.00075073875 0.2176 AML other m 2024-02-11T08:29:18.83
IV.GUMA.HNE. ML:2.5 0.0007605 0.52 AML other m 2024-02-11T08:29:23.69
IV.SSFR.HNE. ML:2.4 0.00035350000000000003 0.18 AML other m 2024-02-11T08:29:24.84
IV.SSFR.HNN. ML:2.3 0.00029022665000000004 0.1792 AML other m 2024-02-11T08:29:25.95
IV.ATVO.HHE. ML:2.1 0.0001965 1.68 AML other m 2024-02-11T08:29:26.11
IV.MF5.EHE. ML:2.2 0.00031361975 0.5568 AML other m 2024-02-11T08:29:23.73
IV.ARVD.HHE. ML:1.8 0.00007361749500000001 0.32 AML other m 2024-02-11T08:29:30.79
IV.ATVO.HHN. ML:2.0 0.00014500000000000003 1.22 AML other m 2024-02-11T08:29:26.18
IV.CAFI.HNE. ML:2.1 0.0001371007 0.7488 AML other m 2024-02-11T08:29:29.56
IV.CAFI.HHE. ML:2.0 0.0001275 0.94 AML other m 2024-02-11T08:29:29.65
IV.CAFI.HHN. ML:2.0 0.00011530000000000001 1.36 AML other m 2024-02-11T08:29:30.70
IV.CAFI.HNN. ML:2.0 0.00012179999999999999 1.34 AML other m 2024-02-11T08:29:30.70
IV.ARVD.HHN. ML:1.7 0.00006221114 0.4224 AML other m 2024-02-11T08:29:35.90
IV.CESX.HHE. ML:0.0 0.001112759 0.5632 AML other m 2024-02-11T08:29:07.01
IV.CESX.HHN. ML:0.0 0.001826001 0.2816 AML other m 2024-02-11T08:29:07.58
IV.FIAM.HNE. ML:2.1 0.00028831684999999996 0.7872 AML other m 2024-02-11T08:29:28.68
IV.FIAM.HNN. ML:2.0 0.00023676457 0.192 AML other m 2024-02-11T08:29:19.17
IV.ATVO.HNE. ML:2.2 0.0002204029 0.32 AML other m 2024-02-11T08:29:26.11
IV.ATVO.HNN. ML:2.2 0.000250598285 0.5824 AML other m 2024-02-11T08:29:26.12
IV.SSFR.HHN. ML:2.0 0.000138105635 0.2176 AML other m 2024-02-11T08:29:28.06
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