Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 12-01-2024 and time 00:21:39 (Italy) in region 5 km W Sellano (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km W Sellano (PG), on

  • 11-01-2024 23:21:39 (UTC)
  • 12-01-2024 00:21:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8820, 12.8650 at 12 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
Sellano PG 5 1079 1079
Cerreto di Spoleto PG 8 1075 2154
Trevi PG 10 8469 10623
Campello sul Clitunno PG 10 2442 13065
Vallo di Nera PG 12 364 13429
Preci PG 14 724 14153
Foligno PG 16 57155 71308
Sant'Anatolia di Narco PG 17 564 71872
Monte Cavallo MC 17 145 72017
Castel Ritaldi PG 17 3278 75295
Montefalco PG 17 5679 80974
Scheggino PG 19 461 81435
Visso MC 19 1107 82542
Spoleto PG 19 38218 120760
Poggiodomo PG 20 117 120877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SE of Foligno (57155 inhabitants)
40 Km NE of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
73 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
81 Km NE of Viterbo (67173 inhabitants)
98 Km SW of Ancona (100861 inhabitants)
99 Km N of Guidonia Montecelio (88673 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 1.2 2024-01-11
23:21:39		 42.8818 12.8647 12 2024-01-11
23:28:08		 Sala Sismica INGV-Roma 124587191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-11 23:21:39 ± 0.06
Latitude 42.8818 ± 0.0027
Longitude 12.8647 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124587191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 352
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 290
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) 95
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.37682
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 124587191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-11 23:28:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2024-01-11T23:21:53.42 0.6 undecidable manual S 8 41.8248 92 0.28 45
IV.ATCC.EHZ. 2024-01-11T23:21:52.42 0.6 undecidable manual S 332 38.2284 92 0.23 45
IV.CSP1.EHZ. 2024-01-11T23:21:51.78 0.6 undecidable manual S 50 36.1416 92 0.16 46
IV.LNSS.HHZ. 2024-01-11T23:21:51.53 0.6 undecidable manual S 155 34.1436 92 0.45 43
IV.FDMO.HHZ. 2024-01-11T23:21:48.40 0.6 undecidable manual S 46 24.9528 94 -0.23 46
IV.MOMA.HNE. 2024-01-11T23:21:48.44 0.6 undecidable manual S 250 25.4523 94 -0.34 45
IV.NRCA.HHZ. 2024-01-11T23:21:47.62 0.6 undecidable manual S 105 20.9679 96 0.03 49
IV.SNTG.HHZ. 2024-01-11T23:21:47.30 0.6 undecidable manual P 8 41.8248 92 -0.09 46
IV.LNSS.HHZ. 2024-01-11T23:21:46.02 0.1 undecidable manual P 155 34.1436 92 -0.17 93
IV.CSP1.EHZ. 2024-01-11T23:21:46.37 1.0 negative manual P 50 36.1416 92 -0.14 23
IV.ATCC.EHZ. 2024-01-11T23:21:46.93 1.0 positive manual P 332 38.2284 92 0.1 23
IV.CESI.HHZ. 2024-01-11T23:21:45.68 0.6 undecidable manual S 13 14.0748 109 -0.09 48
ZO.PDN12.EHZ. 2024-01-11T23:21:44.39 0.6 undecidable manual S 148 7.9809 135 -0.01 50
IV.MOMA.HNE. 2024-01-11T23:21:44.95 0.1 undecidable manual P 250 25.4523 94 0.09 95
IV.FDMO.HHZ. 2024-01-11T23:21:44.70 0.1 undecidable manual P 46 24.9528 94 -0.08 96
IV.NRCA.HHZ. 2024-01-11T23:21:44.14 0.3 negative manual P 105 20.9679 96 -0.04 73
IV.CESI.HHZ. 2024-01-11T23:21:43.13 0.1 positive manual P 13 14.0748 109 0.01 99
ZO.PDN12.EHZ. 2024-01-11T23:21:42.36 0.1 undecidable manual P 148 7.9809 135 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.4 0.000229 1.78 AML other m 2024-01-11T23:21:45.07
IV.CESI.HHE. ML:1.1 0.00011249999999999998 0.16 AML other m 2024-01-11T23:21:45.98
IV.NRCA.HHN. ML:1.3 0.00013700000000000002 0.62 AML other m 2024-01-11T23:21:47.86
IV.NRCA.HHE. ML:1.1 0.00008745 1.42 AML other m 2024-01-11T23:21:48.12
IV.LNSS.HHN. ML:1.0 0.0000395 0.78 AML other m 2024-01-11T23:21:51.79
IV.LNSS.HHE. ML:1.1 0.000052900000000000005 0.98 AML other m 2024-01-11T23:21:51.82
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