Earthquake with magnitude of ML 1.3 on date 11-02-2024 and time 18:42:42 (Italy) in region 3 km NE Spoleto (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km NE Spoleto (PG), on

  • 11-02-2024 17:42:42 (UTC)
  • 11-02-2024 18:42:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7530, 12.7670 at 8 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
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 7 461 39243
Campello sul Clitunno PG 8 2442 41685
Vallo di Nera PG 8 364 42049
Castel Ritaldi PG 11 3278 45327
Trevi PG 14 8469 53796
Cerreto di Spoleto PG 14 1075 54871
Poggiodomo PG 15 117 54988
Ferentillo TR 15 1913 56901
Montefranco TR 17 1276 58177
Giano dell'Umbria PG 18 3846 62023
Montefalco PG 18 5679 67702
Arrone TR 19 2763 70465
Monteleone di Spoleto PG 19 599 71064
Acquasparta TR 19 4778 75842
Polino TR 20 233 76075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km S of Foligno (57155 inhabitants)
23 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)
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 1.3 2024-02-11
17:42:42
42.7528 12.7667 8 2024-02-11
17:57:26
Sala Sismica INGV-Roma 125224341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-11 17:42:42 ± 0.08
Latitude 42.7528 ± 0.0027
Longitude 12.7667 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125224341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 273
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 329
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
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 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.30037
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 125224341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-11 17:57:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHE. 2024-02-11T17:42:54.26 1.0 undecidable manual S 345 33.3444 104 0.2 25
IV.CESI.HHZ. 2024-02-11T17:42:53.10 0.6 undecidable manual S 22 30.1476 106 0.11 51
IV.LNSS.HHZ. 2024-02-11T17:42:52.01 0.6 undecidable manual S 127 27.8499 107 -0.21 50
IV.NRCA.HHZ. 2024-02-11T17:42:52.86 0.3 undecidable manual S 72 29.6481 106 0.02 77
IV.CESX.HHZ. 2024-02-11T17:42:50.15 0.3 undecidable manual S 223 21.7671 111 -0.07 78
IV.ASSB.HHE. 2024-02-11T17:42:49.12 1.0 undecidable manual P 345 33.3444 104 0.1 25
IV.ARRO.EHZ. 2024-02-11T17:42:49.45 0.3 undecidable manual S 180 19.2696 114 0.02 79
IV.CESI.HHZ. 2024-02-11T17:42:48.39 0.6 undecidable manual P 22 30.1476 106 -0.01 52
IV.MOMA.HNZ. 2024-02-11T17:42:48.94 0.6 undecidable manual S 290 16.9719 116 0.23 51
IV.LNSS.HHZ. 2024-02-11T17:42:48.04 1.0 negative manual P 127 27.8499 107 0.08 26
IV.NRCA.HHZ. 2024-02-11T17:42:48.15 0.1 undecidable manual P 72 29.6481 106 -0.17 100
IV.CESX.HHZ. 2024-02-11T17:42:47.24 1.0 undecidable manual P 223 21.7671 111 0.44 24
IV.GAVE.EHZ. 2024-02-11T17:42:47.43 0.3 undecidable manual S 123 12.3765 124 0.1 78
IV.ARRO.EHZ. 2024-02-11T17:42:46.53 1.0 negative manual P 180 19.2696 114 0.19 25
IV.GAVE.EHZ. 2024-02-11T17:42:45.27 0.3 positive manual P 123 12.3765 124 0.14 78
IV.MOMA.HNZ. 2024-02-11T17:42:45.63 0.1 undecidable manual P 290 16.9719 116 -0.3 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.6 0.00048058095 0.2048 AML other m 2024-02-11T17:42:48.42
IV.GAVE.EHN. ML:1.5 0.00033976799999999995 0.1792 AML other m 2024-02-11T17:42:48.29
IV.GAVE.HNE. ML:1.6 0.00048691770000000004 0.192 AML other m 2024-02-11T17:42:48.42
IV.GAVE.HNN. ML:1.2 0.00020999210000000003 0.832 AML other m 2024-02-11T17:42:48.28
IV.ARRO.EHE. ML:1.0 0.00007779815000000001 0.2304 AML other m 2024-02-11T17:42:52.12
IV.ARRO.EHN. ML:1.1 0.00010308652 0.1792 AML other m 2024-02-11T17:42:51.18
IV.CESX.HHE. ML:1.0 0.00007518175999999998 0.3968 AML other m 2024-02-11T17:42:52.92
IV.CESX.HHN. ML:1.1 0.00009019445000000002 0.1792 AML other m 2024-02-11T17:42:51.85
IV.LNSS.HHE. ML:1.5 0.00018477345000000002 0.256 AML other m 2024-02-11T17:42:52.70
IV.LNSS.HHN. ML:1.5 0.00015285335 0.2176 AML other m 2024-02-11T17:42:53.46
IV.LNSS.HNE. ML:1.5 0.00016443405 0.1792 AML other m 2024-02-11T17:42:52.70
IV.LNSS.HNN. ML:1.5 0.0001788377 0.2176 AML other m 2024-02-11T17:42:53.57
IV.NRCA.HHE. ML:1.2 0.000071630295 0.1152 AML other m 2024-02-11T17:42:56.17
IV.NRCA.HHN. ML:1.2 0.00007098878999999999 0.1152 AML other m 2024-02-11T17:42:54.51
IV.CESI.HHE. ML:0.8 0.00003686793 0.1536 AML other m 2024-02-11T17:42:54.89
IV.CESI.HHN. ML:1.2 0.000072819775 0.2816 AML other m 2024-02-11T17:42:53.63
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download