Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 09-02-2024 and time 12:08:05 (Italy) in region 5 km NW Sant'Anatolia di Narco (PG)

A magnitude ML 1.7 earthquake occured in region: 5 km NW Sant'Anatolia di Narco (PG), on

  • 09-02-2024 11:08:05 (UTC)
  • 09-02-2024 12:08:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7560, 12.7900 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
Sant'Anatolia di Narco PG 5 564 564
Spoleto PG 5 38218 38782
Scheggino PG 6 461 39243
Vallo di Nera PG 6 364 39607
Campello sul Clitunno PG 7 2442 42049
Castel Ritaldi PG 12 3278 45327
Cerreto di Spoleto PG 13 1075 46402
Poggiodomo PG 13 117 46519
Trevi PG 14 8469 54988
Ferentillo TR 15 1913 56901
Monteleone di Spoleto PG 18 599 57500
Montefranco TR 18 1276 58776
Cascia PG 19 3217 61993
Sellano PG 19 1079 63072
Montefalco PG 19 5679 68751
Arrone TR 19 2763 71514
Polino TR 19 233 71747
Giano dell'Umbria PG 19 3846 75593

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SE of Foligno (57155 inhabitants)
25 Km NE of Terni (111501 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
67 Km NE of Viterbo (67173 inhabitants)
76 Km W of Teramo (54892 inhabitants)
84 Km N of Guidonia Montecelio (88673 inhabitants)
88 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 1.7 2024-02-09
11:08:05		 42.7558 12.7902 9 2024-02-09
11:17:18		 Sala Sismica INGV-Roma 125159231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-09 11:08:05 ± 0.04
Latitude 42.7558 ± 0.0027
Longitude 12.7902 ± 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 125159231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 196
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
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) 101
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54229
Number of stations at which the event was observed 17
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 32
Type of magnitude ML
Reference to an origin 125159231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-09 11:17:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2024-02-09T11:08:40.77 3.0 undecidable manual Pg 3.49 0
IV.FIAM.HHZ. 2024-02-09T11:08:25.14 3.0 undecidable manual S -0.16 0
IV.FRON.EHZ. 2024-02-09T11:08:21.02 3.0 undecidable manual P 0.12 0
IV.MML1.EHZ. 2024-02-09T11:08:20.20 3.0 undecidable manual S -0.36 0
IV.MF5.EHZ. 2024-02-09T11:08:17.04 1.0 undecidable manual P 64 60.1953 50 0.37 21
IV.ASSB.HHZ. 2024-02-09T11:08:17.82 0.1 undecidable manual S 341 33.5442 50 0.22 93
IV.CESI.HHZ. 2024-02-09T11:08:16.19 0.1 undecidable manual S 19 29.1486 107 -0.05 97
IV.LNSS.HHZ. 2024-02-09T11:08:15.39 0.1 undecidable manual S 130 26.5512 108 0.02 98
IV.NRCA.HHZ. 2024-02-09T11:08:15.90 0.3 undecidable manual S 72 27.75 108 0.12 72
IV.SNTG.HHZ. 2024-02-09T11:08:15.94 0.6 undecidable manual P 12 56.6988 50 -0.18 45
IV.CSP1.EHZ. 2024-02-09T11:08:15.24 0.6 negative manual P 42 50.2164 50 0.11 46
IV.ATCC.EHZ. 2024-02-09T11:08:14.99 1.0 undecidable manual P 346 49.2174 50 0.03 24
IV.SMA1.EHZ. 2024-02-09T11:08:14.67 0.6 positive manual P 107 46.62 50 0.11 46
IV.RM33.EHZ. 2024-02-09T11:08:13.81 0.3 undecidable manual P 128 44.1225 50 -0.38 66
IV.ASSB.HHZ. 2024-02-09T11:08:12.48 0.3 positive manual P 341 33.5442 50 -0.08 72
IV.MOMA.HHZ. 2024-02-09T11:08:12.85 0.1 undecidable manual S 287 18.6702 115 0.01 100
IV.LNSS.HHZ. 2024-02-09T11:08:11.18 0.1 positive manual P 130 26.5512 108 -0.09 97
IV.NRCA.HHZ. 2024-02-09T11:08:11.46 0.1 negative manual P 72 27.75 108 -0.05 97
IV.CESI.HHZ. 2024-02-09T11:08:11.66 0.1 positive manual P 19 29.1486 107 -0.11 96
IV.ARRO.EHZ. 2024-02-09T11:08:10.17 0.3 undecidable manual P 186 19.6692 114 0.18 72
IV.GAVE.EHZ. 2024-02-09T11:08:10.62 0.1 undecidable manual S 130 11.0778 128 0.06 100
IV.MOMA.HHZ. 2024-02-09T11:08:09.66 0.6 undecidable manual P 287 18.6702 115 -0.15 48
IV.GAVE.EHZ. 2024-02-09T11:08:08.57 0.1 undecidable manual P 130 11.0778 128 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.HNE. ML:2.1 0.001575 0.46 AML other m 2024-02-09T11:08:11.34
IV.GAVE.HNN. ML:1.6 0.000531 1.58 AML other m 2024-02-09T11:08:12.16
IV.GAVE.EHN. ML:2.1 0.00174 1.6 AML other m 2024-02-09T11:08:12.16
IV.GAVE.EHE. ML:2.1 0.00158 0.2 AML other m 2024-02-09T11:08:12.35
IV.MOMA.HNN. ML:1.6 0.0003595 0.18 AML other m 2024-02-09T11:08:13.39
IV.MOMA.HHE. ML:1.7 0.0003895 0.24 AML other m 2024-02-09T11:08:13.39
IV.MOMA.HNE. ML:1.8 0.00047299999999999995 0.22 AML other m 2024-02-09T11:08:13.62
IV.MOMA.HHN. ML:1.7 0.000382 0.18 AML other m 2024-02-09T11:08:13.63
IV.ARRO.EHE. ML:1.5 0.0002545 0.22 AML other m 2024-02-09T11:08:14.28
IV.ARRO.EHN. ML:1.6 0.0002985 1.44 AML other m 2024-02-09T11:08:14.14
IV.NRCA.HHE. ML:1.8 0.000379 0.16 AML other m 2024-02-09T11:08:16.31
IV.CESI.HHN. ML:1.7 0.00027449999999999995 0.28 AML other m 2024-02-09T11:08:16.60
IV.CESI.HHE. ML:1.7 0.00022849999999999997 0.18 AML other m 2024-02-09T11:08:16.59
IV.LNSS.HHN. ML:1.8 0.000391 0.42 AML other m 2024-02-09T11:08:16.60
IV.NRCA.HHN. ML:1.8 0.000367 0.92 AML other m 2024-02-09T11:08:16.47
IV.LNSS.HHE. ML:1.8 0.00032450000000000003 0.54 AML other m 2024-02-09T11:08:18.64
IV.ASSB.HHN. ML:1.5 0.0001275 0.92 AML other m 2024-02-09T11:08:19.49
IV.ASSB.HHE. ML:1.4 0.0001114 0.26 AML other m 2024-02-09T11:08:20.58
IV.RM33.EHE. ML:1.4 0.0000679 0.82 AML other m 2024-02-09T11:08:21.50
IV.RM33.EHN. ML:1.5 0.00008824999999999999 0.58 AML other m 2024-02-09T11:08:21.25
IV.MML1.EHN. ML:1.4 0.00008829999999999999 0.56 AML other m 2024-02-09T11:08:22.29
IV.MML1.EHE. ML:1.4 0.000089 0.66 AML other m 2024-02-09T11:08:22.35
IV.CSP1.EHN. ML:2.1 0.0003095 1.5 AML other m 2024-02-09T11:08:22.07
IV.FRON.EHN. ML:2.4 0.000316 1.58 AML other m 2024-02-09T11:08:23.95
IV.CSP1.EHE. ML:2.1 0.0003415 0.14 AML other m 2024-02-09T11:08:23.19
IV.FRON.EHE. ML:2.0 0.00013350000000000002 0.42 AML other m 2024-02-09T11:08:24.05
IV.SNTG.HHN. ML:1.3 0.0000454 0.14 AML other m 2024-02-09T11:08:25.17
IV.SMA1.EHE. ML:1.7 0.00013800000000000002 0.5 AML other m 2024-02-09T11:08:27.55
IV.SMA1.EHN. ML:1.5 0.00008874999999999999 0.36 AML other m 2024-02-09T11:08:36.29
IV.ATCC.EHE. ML:1.6 0.000119 0.34 AML other m 2024-02-09T11:08:37.28
IV.ATCC.EHN. ML:1.6 0.00009964999999999998 0.38 AML other m 2024-02-09T11:08:37.15
IV.SNTG.HHE. ML:1.2 0.00003645 1.66 AML other m 2024-02-09T11:08:39.03
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