Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 09-01-2024 and time 03:47:48 (Italy) in region 5 km E Vallo di Nera (PG)

A magnitude ML 1.7 earthquake occured in region: 5 km E Vallo di Nera (PG), on

  • 09-01-2024 02:47:48 (UTC)
  • 09-01-2024 03:47:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7620, 12.9270 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
Vallo di Nera PG 5 364 364
Poggiodomo PG 6 117 481
Cerreto di Spoleto PG 7 1075 1556
Sant'Anatolia di Narco PG 8 564 2120
Cascia PG 9 3217 5337
Scheggino PG 9 461 5798
Monteleone di Spoleto PG 13 599 6397
Campello sul Clitunno PG 14 2442 8839
Norcia PG 14 4957 13796
Sellano PG 14 1079 14875
Spoleto PG 16 38218 53093
Preci PG 16 724 53817
Ferentillo TR 19 1913 55730
Trevi PG 19 8469 64199

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SE of Foligno (57155 inhabitants)
32 Km NE of Terni (111501 inhabitants)
58 Km SE of Perugia (166134 inhabitants)
60 Km NW of L'Aquila (69753 inhabitants)
65 Km W of Teramo (54892 inhabitants)
77 Km NE of Viterbo (67173 inhabitants)
86 Km N of Guidonia Montecelio (88673 inhabitants)
89 Km N of Tivoli (56533 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 1.7 2024-01-09
02:47:48		 42.7625 12.9267 10 2024-01-09
02:56:21		 Sala Sismica INGV-Roma 124552941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-09 02:47:48 ± 0.05
Latitude 42.7625 ± 0.0027
Longitude 12.9267 ± 0.0049
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 124552941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 352
Semi-minor axis of confidence ellipse (meter) 297
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
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 27
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51351
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 124552941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-09 02:56:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2024-01-09T02:48:14.92 3.0 undecidable manual S -0.32 0
IV.CING.HHZ. 2024-01-09T02:48:12.29 3.0 undecidable manual S 0.22 0
IV.FIAM.HHZ. 2024-01-09T02:48:06.88 0.3 undecidable manual S 164 56.9985 50 0.09 69
IV.CSP1.EHZ. 2024-01-09T02:48:03.22 0.6 undecidable manual S 32 42.9237 50 0.18 47
IV.SMA1.EHZ. 2024-01-09T02:48:01.99 0.6 undecidable manual S 114 36.4413 50 0.7 41
IV.ASSB.HHE. 2024-01-09T02:48:01.76 0.3 undecidable manual S 325 37.9287 50 0.06 72
IV.MMO1.EHZ. 2024-01-09T02:48:01.10 0.6 undecidable manual S 65 35.9418 50 -0.06 48
IV.FDMO.HHZ. 2024-01-09T02:48:00.41 0.3 undecidable manual S 23 33.0447 50 0.01 74
IV.CESX.HHZ. 2024-01-09T02:47:59.98 0.6 undecidable manual S 238 32.5452 50 -0.28 46
IV.FIAM.HHZ. 2024-01-09T02:47:59.06 0.3 undecidable manual P 164 56.9985 50 -0.17 68
IV.CESI.HHZ. 2024-01-09T02:47:58.98 0.6 undecidable manual S 356 26.9508 50 0.22 48
IV.SNTG.HHZ. 2024-01-09T02:47:58.98 3.0 negative manual P -0.12 0
IV.CSP1.EHZ. 2024-01-09T02:47:57.02 0.6 positive manual P 32 42.9237 50 -0.05 48
IV.SMA1.EHZ. 2024-01-09T02:47:56.04 0.1 undecidable manual P 114 36.4413 50 -0.01 98
IV.LNSS.HHZ. 2024-01-09T02:47:56.40 0.3 undecidable manual S 152 19.9689 117 -0.28 71
IV.MMO1.EHZ. 2024-01-09T02:47:55.79 0.1 undecidable manual P 65 35.9418 50 -0.19 94
IV.NRCA.HHZ. 2024-01-09T02:47:55.73 0.3 undecidable manual S 63 17.1717 121 -0.1 74
IV.FDMO.HHZ. 2024-01-09T02:47:55.49 0.1 positive manual P 23 33.0447 50 -0.05 97
IV.ASSB.HHE. 2024-01-09T02:47:55.82 0.6 undecidable manual P 325 37.9287 50 -0.47 44
IV.CESX.HHZ. 2024-01-09T02:47:55.59 0.3 undecidable manual P 238 32.5452 50 0.13 72
IT.MTCL.HGE. 2024-01-09T02:47:54.46 0.1 undecidable manual P 13 26.3514 50 -0.04 99
IV.CESI.HHZ. 2024-01-09T02:47:54.65 0.1 positive manual P 356 26.9508 50 0.05 98
IV.ARRO.EHZ. 2024-01-09T02:47:54.11 0.1 positive manual P 213 24.1536 113 -0.05 99
IV.LNSS.HHZ. 2024-01-09T02:47:53.27 0.1 undecidable manual P 152 19.9689 117 -0.13 98
IV.GAVE.EHZ. 2024-01-09T02:47:53.69 0.6 undecidable manual S 199 8.1807 141 0.25 49
IV.NRCA.HHZ. 2024-01-09T02:47:52.96 0.1 positive manual P 63 17.1717 121 0.05 100
IV.GAVE.EHZ. 2024-01-09T02:47:51.88 0.1 positive manual P 199 8.1807 141 0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:2.1 0.001685 0.38 AML other m 2024-01-09T02:47:53.75
IV.GAVE.EHE. ML:2.0 0.00156 0.12 AML other m 2024-01-09T02:47:53.83
IV.GAVE.HNE. ML:2.0 0.0014199999999999998 0.14 AML other m 2024-01-09T02:47:53.83
IV.GAVE.HNN. ML:1.6 0.000546 1.32 AML other m 2024-01-09T02:47:54.14
IV.NRCA.HHN. ML:2.0 0.000776 0.1 AML other m 2024-01-09T02:47:55.81
IV.NRCA.HNN. ML:1.9 0.0007224999999999999 0.1 AML other m 2024-01-09T02:47:55.81
IV.NRCA.HHE. ML:1.8 0.0005425 1.48 AML other m 2024-01-09T02:47:55.93
IV.NRCA.HNE. ML:1.8 0.0005145 1.48 AML other m 2024-01-09T02:47:55.19
IV.LNSS.HHN. ML:1.6 0.0003015 0.34 AML other m 2024-01-09T02:47:56.81
IV.LNSS.HHE. ML:1.8 0.0005185 0.1 AML other m 2024-01-09T02:47:56.75
IV.ARRO.EHE. ML:1.2 0.0000979 1.8 AML other m 2024-01-09T02:47:57.02
IV.ARRO.EHN. ML:1.2 0.00008655 0.18 AML other m 2024-01-09T02:47:58.49
IV.FDMO.HHE. ML:1.5 0.00013000000000000002 0.2 AML other m 2024-01-09T02:48:00.97
IV.MMO1.EHN. ML:1.6 0.00016350000000000002 1.3 AML other m 2024-01-09T02:48:01.25
IV.FDMO.HHN. ML:1.3 0.00007885 0.52 AML other m 2024-01-09T02:48:01.73
IV.MMO1.EHE. ML:1.6 0.000158 0.78 AML other m 2024-01-09T02:48:01.24
IV.SNTG.HHN. ML:1.5 0.00008215 0.42 AML other m 2024-01-09T02:48:02.73
IV.SNTG.HHE. ML:1.5 0.0000767 1.58 AML other m 2024-01-09T02:48:09.86
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