Earthquake with magnitude of ML 1.1 on date 09-01-2024 and time 19:07:16 (Italy) in region 3 km S Cerreto di Spoleto (PG)

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

  • 09-01-2024 18:07:16 (UTC)
  • 09-01-2024 19:07:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7920, 12.9240 at 11 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
Cerreto di Spoleto PG 3 1075 1075
Vallo di Nera PG 6 364 1439
Poggiodomo PG 9 117 1556
Sant'Anatolia di Narco PG 10 564 2120
Sellano PG 11 1079 3199
Cascia PG 11 3217 6416
Scheggino PG 12 461 6877
Campello sul Clitunno PG 12 2442 9319
Preci PG 14 724 10043
Norcia PG 14 4957 15000
Monteleone di Spoleto PG 16 599 15599
Spoleto PG 16 38218 53817
Trevi PG 17 8469 62286

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SE of Foligno (57155 inhabitants)
34 Km NE of Terni (111501 inhabitants)
56 Km SE of Perugia (166134 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
66 Km W of Teramo (54892 inhabitants)
79 Km NE of Viterbo (67173 inhabitants)
90 Km N of Guidonia Montecelio (88673 inhabitants)
93 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 1.1 2024-01-09
18:07:16
42.7923 12.9243 11 2024-01-09
18:32:59
Sala Sismica INGV-Roma 124563651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-09 18:07:16 ± 0.07
Latitude 42.7923 ± 0.0045
Longitude 12.9243 ± 0.0110
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124563651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 860
Semi-minor axis of confidence ellipse (meter) 536
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 303
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.21314
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 124563651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-09 18:32:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2024-01-09T18:07:25.31 0.3 undecidable manual S 156 23.0547 91 -0.1 73
IV.CESI.HHZ. 2024-01-09T18:07:25.51 0.1 undecidable manual S 356 23.6541 91 -0.06 97
IV.NRCA.HHZ. 2024-01-09T18:07:23.55 0.1 undecidable manual S 73 16.0728 95 -0.01 100
IV.GAVE.EHZ. 2024-01-09T18:07:22.15 0.6 undecidable manual S 192 11.3775 115 -0.19 49
IV.LNSS.HHZ. 2024-01-09T18:07:21.81 0.1 undecidable manual P 156 23.0547 91 0.03 98
IV.CESI.HHZ. 2024-01-09T18:07:21.87 0.1 undecidable manual P 356 23.6541 91 0 99
IV.GAVE.EHZ. 2024-01-09T18:07:20.14 0.1 negative manual P 192 11.3775 115 0.14 98
IV.NRCA.HHZ. 2024-01-09T18:07:20.84 0.6 negative manual P 73 16.0728 95 0.13 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.1 0.0001315 0.3 AML other m 2024-01-09T18:07:22.53
IV.GAVE.EHN. ML:1.0 0.0001185 0.14 AML other m 2024-01-09T18:07:22.55
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