Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 10-02-2024 and time 22:05:00 (UTC) in region 3 km E Spoleto (PG)

A magnitude ML 1.6 earthquake occured in region: 3 km E Spoleto (PG), on

  • 10-02-2024 22:05:00 (UTC)
  • 10-02-2024 23:05:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7450, 12.7700 at 9 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 3 38218 38218
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 6 461 39243
Vallo di Nera PG 8 364 39607
Campello sul Clitunno PG 8 2442 42049
Castel Ritaldi PG 12 3278 45327
Ferentillo TR 14 1913 47240
Poggiodomo PG 14 117 47357
Cerreto di Spoleto PG 15 1075 48432
Trevi PG 15 8469 56901
Montefranco TR 16 1276 58177
Arrone TR 18 2763 60940
Monteleone di Spoleto PG 18 599 61539
Giano dell'Umbria PG 19 3846 65385
Polino TR 19 233 65618
Montefalco PG 19 5679 71297
Acquasparta TR 19 4778 76075

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)
65 Km NE of Viterbo (67173 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
77 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 1.6 2024-02-10
22:05:00		 42.7453 12.7703 9 2024-02-10
22:15:36		 Sala Sismica INGV-Roma 125206531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-10 22:05:00 ± 0.05
Latitude 42.7453 ± 0.0036
Longitude 12.7703 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125206531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 368
Semi-minor axis of confidence ellipse (meter) 266
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.10522
Epicentral distance of station farthest from the epicenter (degree) 0.62413
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 31
Type of magnitude ML
Reference to an origin 125206531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-10 22:15:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2024-02-10T22:05:16.84 0.3 undecidable manual S 69 48.4182 50 0.34 67
IV.FDMO.HHZ. 2024-02-10T22:05:14.89 0.1 undecidable manual S 38 41.3253 50 0.27 92
IV.ASSB.HHZ. 2024-02-10T22:05:12.83 0.3 undecidable manual S 345 34.2435 50 0.11 72
IV.TERO.HNZ. 2024-02-10T22:05:12.39 0.3 undecidable manual P 101 69.2751 50 -0.66 58
IV.CESI.HHZ. 2024-02-10T22:05:11.70 0.1 undecidable manual S 21 30.8469 50 -0.11 97
ZO.PDN11.EHZ. 2024-02-10T22:05:11.37 0.3 undecidable manual S 81 28.8489 108 0.19 72
IV.NRCA.HHZ. 2024-02-10T22:05:11.41 0.6 undecidable manual S 71 29.6481 107 -0.05 49
IV.LNSS.HHZ. 2024-02-10T22:05:10.35 0.3 undecidable manual S 126 27.0507 109 -0.26 71
IV.CSP1.EHZ. 2024-02-10T22:05:10.63 0.1 undecidable manual P 42 52.2033 50 0.22 91
IV.SMA1.EHZ. 2024-02-10T22:05:09.72 0.3 undecidable manual P 105 47.8188 50 -0.01 72
IV.MMO1.EHZ. 2024-02-10T22:05:09.72 0.3 undecidable manual P 69 48.4182 50 -0.11 70
IV.RM33.HNZ. 2024-02-10T22:05:09.32 0.3 undecidable manual P 126 44.7219 50 0.06 71
IV.MML1.EHZ. 2024-02-10T22:05:08.96 0.1 undecidable manual P 22 44.0226 50 -0.19 93
IV.CESX.HHZ. 2024-02-10T22:05:08.78 0.1 undecidable manual S 225 21.3675 113 0.04 100
IV.MC2.EHZ. 2024-02-10T22:05:08.46 0.3 undecidable manual P 61 38.7279 50 0.13 71
IV.FDMO.HHZ. 2024-02-10T22:05:08.83 0.1 undecidable manual P 38 41.3253 50 0.09 95
IV.ARRO.EHZ. 2024-02-10T22:05:08.03 0.3 undecidable manual S 181 18.4704 116 0.2 73
IV.MOMA.HNZ. 2024-02-10T22:05:07.52 0.3 undecidable manual S 292 17.5713 117 -0.03 75
IV.ASSB.HHZ. 2024-02-10T22:05:07.37 0.1 undecidable manual P 345 34.2435 50 -0.27 93
IT.GNU.HGZ. 2024-02-10T22:05:07.53 0.3 undecidable manual S 292 17.5713 117 -0.02 76
IV.LNSS.HHZ. 2024-02-10T22:05:06.43 0.1 undecidable manual P 126 27.0507 109 0.01 99
ZO.PDN11.EHZ. 2024-02-10T22:05:06.76 0.3 undecidable manual P 81 28.8489 108 0.01 74
IV.NRCA.HHZ. 2024-02-10T22:05:06.74 0.1 undecidable manual P 71 29.6481 107 -0.17 96
IV.CESI.HHZ. 2024-02-10T22:05:06.89 0.1 undecidable manual P 21 30.8469 50 -0.22 94
IV.ARRO.EHZ. 2024-02-10T22:05:05.01 0.1 undecidable manual P 181 18.4704 116 0.19 97
IV.GAVE.HNZ. 2024-02-10T22:05:05.56 0.1 undecidable manual S 120 11.6772 128 -0.27 97
IV.CESX.HHZ. 2024-02-10T22:05:05.11 0.1 undecidable manual P 225 21.3675 113 -0.23 96
IV.MOMA.HNZ. 2024-02-10T22:05:04.60 0.1 undecidable manual P 292 17.5713 117 -0.06 100
IV.GAVE.HNZ. 2024-02-10T22:05:04.07 0.1 undecidable manual P 120 11.6772 128 0.41 94
IT.GNU.HGZ. 2024-02-10T22:05:04.99 0.3 undecidable manual P 292 17.5713 117 0.34 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESX.HHN. ML:1.5 0.00023320580000000003 0.512 AML other m 2024-02-10T22:05:09.93
IV.ARRO.EHN. ML:1.3 0.0001745757 0.3456 AML other m 2024-02-10T22:05:09.79
IV.ARRO.EHE. ML:1.4 0.00021346239999999998 0.2176 AML other m 2024-02-10T22:05:10.69
IV.LNSS.HHE. ML:2.0 0.000487328 0.1792 AML other m 2024-02-10T22:05:11.30
IV.CESX.HHE. ML:1.5 0.00020605479999999998 0.4736 AML other m 2024-02-10T22:05:11.48
IV.LNSS.HHN. ML:1.8 0.00038683995000000004 0.2304 AML other m 2024-02-10T22:05:12.05
IV.CESI.HHN. ML:1.6 0.00019206224999999998 0.1408 AML other m 2024-02-10T22:05:12.10
IV.CESI.HHE. ML:1.4 0.000104058085 0.2944 AML other m 2024-02-10T22:05:11.83
IV.NRCA.HHN. ML:1.7 0.00022568644999999997 0.1152 AML other m 2024-02-10T22:05:12.49
IV.NRCA.HHE. ML:1.8 0.0002805 0.14 AML other m 2024-02-10T22:05:13.16
IV.ASSB.HHE. ML:1.6 0.0001695 0.24 AML other m 2024-02-10T22:05:13.27
IV.ASSB.HHN. ML:1.5 0.00012565 0.22 AML other m 2024-02-10T22:05:13.38
IV.LNSS.HNE. ML:2.0 0.0005157793 0.256 AML other m 2024-02-10T22:05:11.30
IV.LNSS.HNN. ML:1.9 0.00039611454999999995 0.3584 AML other m 2024-02-10T22:05:11.45
IV.NRCA.HNE. ML:1.7 0.00025816274999999997 0.1408 AML other m 2024-02-10T22:05:13.16
IV.NRCA.HNN. ML:1.7 0.00022711426 0.1536 AML other m 2024-02-10T22:05:13.03
IV.CESI.HNE. ML:1.4 0.000114423585 0.2432 AML other m 2024-02-10T22:05:14.12
IV.CESI.HNN. ML:1.6 0.00020326675 0.32 AML other m 2024-02-10T22:05:11.71
IV.FDMO.HHE. ML:1.5 0.00009884936999999999 0.1792 AML other m 2024-02-10T22:05:15.27
IV.FDMO.HHN. ML:1.4 0.000073921705 0.1664 AML other m 2024-02-10T22:05:15.42
IV.MML1.EHE. ML:1.5 0.000106271615 0.1792 AML other m 2024-02-10T22:05:16.75
IV.MML1.EHN. ML:1.3 0.000060959744999999995 0.1408 AML other m 2024-02-10T22:05:17.57
IV.MML1.HNE. ML:1.6 0.000117652695 0.2176 AML other m 2024-02-10T22:05:16.84
IV.RM33.EHE. ML:1.5 0.00008922423949999999 0.192 AML other m 2024-02-10T22:05:17.45
IV.RM33.EHN. ML:1.4 0.000082161165 0.2176 AML other m 2024-02-10T22:05:17.90
IV.SMA1.EHE. ML:1.6 0.0001169642 0.2944 AML other m 2024-02-10T22:05:18.32
IV.SMA1.EHN. ML:1.5 0.00007779513499999999 0.3968 AML other m 2024-02-10T22:05:18.36
IV.MMO1.EHE. ML:1.6 0.000105273025 0.1664 AML other m 2024-02-10T22:05:17.42
IV.MMO1.EHN. ML:1.6 0.00010350044 0.3072 AML other m 2024-02-10T22:05:20.50
IV.CSP1.EHE. ML:1.9 0.00021640785000000002 0.1792 AML other m 2024-02-10T22:05:18.68
IV.CSP1.EHN. ML:1.9 0.00019019930000000002 0.3328 AML other m 2024-02-10T22:05:18.05
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