Earthquake with magnitude of ML 1.1 on date 13-09-2024 and time 15:50:25 (UTC) in region 3 km NE Spoleto (PG)

A magnitude ML 1.1 earthquake occured in region: 3 km NE Spoleto (PG), on

  • 13-09-2024 15:50:25 (UTC)
  • 13-09-2024 17:50:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7620, 12.7610 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.

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
Campello sul Clitunno PG 7 2442 40660
Sant'Anatolia di Narco PG 7 564 41224
Scheggino PG 8 461 41685
Vallo di Nera PG 8 364 42049
Castel Ritaldi PG 10 3278 45327
Trevi PG 13 8469 53796
Cerreto di Spoleto PG 14 1075 54871
Poggiodomo PG 15 117 54988
Ferentillo TR 16 1913 56901
Giano dell'Umbria PG 17 3846 60747
Montefalco PG 17 5679 66426
Montefranco TR 18 1276 67702
Acquasparta TR 19 4778 72480
Massa Martana PG 19 3770 76250
Sellano PG 20 1079 77329
Monteleone di Spoleto PG 20 599 77928
Arrone TR 20 2763 80691

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km S of Foligno (57155 inhabitants)
24 Km NE of Terni (111501 inhabitants)
49 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
78 Km W of Teramo (54892 inhabitants)
85 Km N of Guidonia Montecelio (88673 inhabitants)
89 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 1.1 2024-09-13
15:50:25
42.7617 12.7608 10 2024-09-13
16:01:07
Sala Sismica INGV-Roma 131426651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-09-13 15:50:25 ± 0.1
Latitude 42.7617 ± 0.0072
Longitude 12.7608 ± 0.0098
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 131426651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 906
Semi-minor axis of confidence ellipse (meter) 620
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 910.0
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 15
Number of defining phases 15
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) 0.11961
Epicentral distance of station farthest from the epicenter (degree) 0.38401
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 131426651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-09-13 16:01:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2024-09-13T15:50:35.50 0.3 undecidable manual S 128 28.749 50 -0.17 73
IV.CESI.HHZ. 2024-09-13T15:50:35.74 0.1 undecidable manual S 23 29.4483 50 -0.1 98
IV.FDMO.HHZ. 2024-09-13T15:50:34.09 0.3 undecidable manual P 41 40.4262 50 0.99 54
IV.CESX.HHN. 2024-09-13T15:50:33.63 0.3 undecidable manual S 220 22.1556 115 -0.16 74
IV.MML1.EHZ. 2024-09-13T15:50:33.35 0.3 undecidable manual P 24 42.624 50 -0.09 72
IV.LNSS.HHZ. 2024-09-13T15:50:31.08 0.3 undecidable manual P 128 28.749 50 -0.23 72
IV.CESI.HHZ. 2024-09-13T15:50:31.34 0.1 undecidable manual P 23 29.4483 50 -0.06 99
IV.NRCA.HHZ. 2024-09-13T15:50:31.21 0.3 undecidable manual P 74 29.8479 50 -0.26 71
IV.MOMA.HHZ. 2024-09-13T15:50:31.86 0.1 undecidable manual S 287 16.2726 122 -0.13 100
IV.ASSB.HHE. 2024-09-13T15:50:31.94 0.3 undecidable manual P 345 32.2455 50 0.1 73
IV.ARRO.EHZ. 2024-09-13T15:50:30.55 0.1 undecidable manual P 179 20.2686 117 0.67 86
IV.GAVE.EHZ. 2024-09-13T15:50:30.91 0.3 undecidable manual S 125 13.2756 127 -0.25 74
IV.CESX.HHN. 2024-09-13T15:50:30.18 0.6 undecidable manual P 220 22.1556 115 -0.04 50
IV.MOMA.HHZ. 2024-09-13T15:50:29.08 0.3 undecidable manual P 287 16.2726 122 -0.1 75
IV.GAVE.EHZ. 2024-09-13T15:50:28.75 0.3 undecidable manual P 125 13.2756 127 0.05 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.3 0.00022849999999999997 0.14 AML other m 2024-09-13T15:50:31.60
IV.GAVE.EHN. ML:1.1 0.000136 0.14 AML other m 2024-09-13T15:50:31.65
IV.MOMA.HHN. ML:0.9 0.00007209999999999999 0.96 AML other m 2024-09-13T15:50:33.42
IV.MOMA.HHE. ML:1.0 0.00007775008 0.2 AML other m 2024-09-13T15:50:33.60
IV.NRCA.HHE. ML:1.0 0.000042504795 0.18 AML other m 2024-09-13T15:50:37.24
IV.NRCA.HHN. ML:0.7 0.000027154869999999998 0.1 AML other m 2024-09-13T15:50:37.18
IV.GAVE.HNE. ML:1.3 0.00021409345 0.12 AML other m 2024-09-13T15:50:31.59
IV.MOMA.HNE. ML:1.0 0.00009432855500000001 0.33 AML other m 2024-09-13T15:50:33.66
IV.LNSS.HHE. ML:1.1 0.000057736685 0.12 AML other m 2024-09-13T15:50:37.26
IV.CESI.HHN. ML:1.3 0.000091349335 0.24 AML other m 2024-09-13T15:50:35.83
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