Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 03-06-2023 and time 18:06:06 (UTC) in region 5 km SE Cerreto di Spoleto (PG)

A magnitude ML 0.8 earthquake occured in region: 5 km SE Cerreto di Spoleto (PG), on

  • 03-06-2023 18:06:06 (UTC)
  • 03-06-2023 20:06:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7880, 12.9550 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.

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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
Cerreto di Spoleto PG 5 1075 1075
Vallo di Nera PG 8 364 1439
Poggiodomo PG 9 117 1556
Cascia PG 9 3217 4773
Norcia PG 11 4957 9730
Sant'Anatolia di Narco PG 11 564 10294
Sellano PG 12 1079 11373
Preci PG 12 724 12097
Scheggino PG 13 461 12558
Campello sul Clitunno PG 15 2442 15000
Monteleone di Spoleto PG 15 599 15599
Spoleto PG 19 38218 53817
Visso MC 19 1107 54924
Trevi PG 20 8469 63393

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SE of Foligno (57155 inhabitants)
36 Km NE of Terni (111501 inhabitants)
58 Km SE of Perugia (166134 inhabitants)
61 Km NW of L'Aquila (69753 inhabitants)
63 Km W of Teramo (54892 inhabitants)
81 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 0.8 2023-06-03
18:06:06		 42.7883 12.955 11 2023-06-03
18:14:27		 Sala Sismica INGV-Roma 118062391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-03 18:06:06 ± 0.06
Latitude 42.7883 ± 0.0027
Longitude 12.9550 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118062391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 551
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 106
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26620
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118062391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-03 18:14:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-06-03T18:06:20.03 3.0 positive manual Pn -0.08 0
IV.FDMO.HHZ. 2023-06-03T18:06:16.85 0.6 undecidable manual S 21 29.5482 91 0.06 50
IV.CESI.HHZ. 2023-06-03T18:06:15.14 0.6 undecidable manual S 350 24.3534 91 -0.26 48
IV.LNSS.HHZ. 2023-06-03T18:06:14.63 0.6 undecidable manual S 161 21.7671 91 -0.07 50
IV.FDMO.HHZ. 2023-06-03T18:06:12.44 0.6 positive manual P 21 29.5482 91 0.03 50
IV.NRCA.HHZ. 2023-06-03T18:06:12.48 0.6 undecidable manual S 69 13.875 99 -0.13 50
IV.GAVE.EHZ. 2023-06-03T18:06:11.89 0.6 undecidable manual S 205 11.7771 111 -0.17 50
IV.CESI.HHZ. 2023-06-03T18:06:11.65 0.3 positive manual P 350 24.3534 91 0.03 76
IV.LNSS.HHZ. 2023-06-03T18:06:11.16 0.3 undecidable manual P 161 21.7671 91 -0.05 75
IV.NRCA.HHZ. 2023-06-03T18:06:10.13 0.3 positive manual P 69 13.875 99 0.12 75
IV.GAVE.EHZ. 2023-06-03T18:06:09.84 0.1 positive manual P 205 11.7771 111 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:1.2 0.0001735 0.32 AML other m 2023-06-03T18:06:12.21
IV.GAVE.EHE. ML:1.0 0.00011724999999999999 0.52 AML other m 2023-06-03T18:06:12.06
IV.NRCA.HHN. ML:1.0 0.00009504999999999999 0.14 AML other m 2023-06-03T18:06:12.66
IV.NRCA.HHE. ML:0.8 0.0000626 0.16 AML other m 2023-06-03T18:06:12.67
IV.CAMP.HHN. ML:0.8 0.000020850000000000002 0.24 AML other m 2023-06-03T18:06:13.24
IV.CAMP.HHE. ML:0.9 0.0000241 0.2 AML other m 2023-06-03T18:06:13.44
IV.LNSS.HHE. ML:0.8 0.00003765 0.12 AML other m 2023-06-03T18:06:15.50
IV.CESI.HHN. ML:0.7 0.00003105 0.38 AML other m 2023-06-03T18:06:15.58
IV.CESI.HHE. ML:0.4 0.00001635 0.76 AML other m 2023-06-03T18:06:16.50
IV.FDMO.HHN. ML:0.7 0.000025349999999999996 0.16 AML other m 2023-06-03T18:06:17.23
IV.FDMO.HHE. ML:0.8 0.0000288 1.2 AML other m 2023-06-03T18:06:17.98
IV.LNSS.HHN. ML:0.5 0.000020499999999999997 0.28 AML other m 2023-06-03T18:06:17.64
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