Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 06-06-2023 and time 14:37:26 (UTC) in region 3 km E Cerreto di Spoleto (PG)

A magnitude ML 0.9 earthquake occured in region: 3 km E Cerreto di Spoleto (PG), on

  • 06-06-2023 14:37:26 (UTC)
  • 06-06-2023 16:37:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8160, 12.9540 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 3 1075 1075
Sellano PG 9 1079 2154
Vallo di Nera PG 9 364 2518
Preci PG 10 724 3242
Poggiodomo PG 12 117 3359
Norcia PG 12 4957 8316
Cascia PG 12 3217 11533
Sant'Anatolia di Narco PG 13 564 12097
Campello sul Clitunno PG 14 2442 14539
Scheggino PG 15 461 15000
Visso MC 17 1107 16107
Trevi PG 18 8469 24576
Monteleone di Spoleto PG 18 599 25175
Castelsantangelo sul Nera MC 19 281 25456
Spoleto PG 20 38218 63674

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
56 Km SE of Perugia (166134 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
64 Km W of Teramo (54892 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
93 Km N of Guidonia Montecelio (88673 inhabitants)
96 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 0.9 2023-06-06
14:37:26		 42.8155 12.9542 11 2023-06-06
14:59:39		 Sala Sismica INGV-Roma 118153031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-06 14:37:26 ± 0.06
Latitude 42.8155 ± 0.0027
Longitude 12.9542 ± 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 118153031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 466
Semi-minor axis of confidence ellipse (meter) 118
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 118153031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-06 14:59:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2023-06-06T14:39:24.04 3.0 undecidable manual Sn -1.22 0
GE.MATE.HHZ. 2023-06-06T14:39:11.17 3.0 undecidable manual Sg 5.54 0
IV.PTRP.HHZ. 2023-06-06T14:39:08.48 3.0 undecidable manual Sg 9.49 0
IV.ZEN8.EHZ. 2023-06-06T14:39:08.37 3.0 undecidable manual Sg 5.45 0
GU.RNCA.HHZ. 2023-06-06T14:39:03.60 3.0 undecidable manual Sn -2.63 0
IV.ISPIC.HHZ. 2023-06-06T14:39:01.87 3.0 undecidable manual Pn 0.3 0
MN.TRI.HHZ. 2023-06-06T14:38:52.53 3.0 undecidable manual Sg -1.42 0
7C.SPAOL.HNZ. 2023-06-06T14:38:50.54 3.0 undecidable manual Pn -1.24 0
CH.MUGIO.HHZ. 2023-06-06T14:38:43.64 3.0 undecidable manual Pg 7.78 0
GU.STV.HHZ. 2023-06-06T14:38:43.34 3.0 undecidable manual Pg 5.1 0
IV.MOCO.HHZ. 2023-06-06T14:38:36.77 3.0 undecidable manual Sg 4.27 0
IV.MDI.HHZ. 2023-06-06T14:38:34.52 3.0 negative manual Pg 4.58 0
IV.BAG8.HNZ. 2023-06-06T14:38:29.81 3.0 undecidable manual Pg 3.61 0
GU.RORO.HHZ. 2023-06-06T14:38:28.97 3.0 undecidable manual Pn -1.74 0
IV.PZUN.HHZ. 2023-06-06T14:38:22.05 3.0 undecidable manual Pg 4.62 0
IV.CAVE.HHZ. 2023-06-06T14:38:13.31 3.0 negative manual Pg 0.86 0
IV.PAOL.HHZ. 2023-06-06T14:38:05.11 3.0 undecidable manual Pg -0.28 0
IV.VVLD.HHZ. 2023-06-06T14:38:01.97 3.0 undecidable manual S -3.83 0
IV.MPPT.EHZ. 2023-06-06T14:37:57.56 3.0 positive manual Pn -5.34 0
IV.MML1.EHZ. 2023-06-06T14:37:38.21 0.3 undecidable manual S 2 33.0447 50 0.12 71
IV.ASSB.HHZ. 2023-06-06T14:37:38.33 0.3 undecidable manual S 316 34.8429 50 -0.21 70
IV.LNSS.HHZ. 2023-06-06T14:37:35.63 0.3 undecidable manual S 163 24.6531 50 -0.19 71
IV.CESI.HHZ. 2023-06-06T14:37:34.83 0.3 undecidable manual S 349 21.3675 116 -0.12 73
IT.MTCL.HGE. 2023-06-06T14:37:34.36 0.3 undecidable manual S 11 20.1687 118 -0.2 72
IV.ASSB.HHZ. 2023-06-06T14:37:33.84 0.1 undecidable manual P 316 34.8429 50 0.31 91
IV.CSP1.EHZ. 2023-06-06T14:37:33.67 1.0 negative manual P 33 36.8298 50 -0.16 23
IV.MML1.EHZ. 2023-06-06T14:37:33.27 0.6 negative manual P 2 33.0447 50 0.01 49
IV.GAVE.EHZ. 2023-06-06T14:37:32.70 0.6 undecidable manual S 200 14.4744 126 -0.2 48
IV.NRCA.HHZ. 2023-06-06T14:37:32.50 0.1 undecidable manual S 81 13.1757 129 -0.03 100
IV.CESI.HHZ. 2023-06-06T14:37:31.43 0.3 undecidable manual P 349 21.3675 116 -0.02 74
IT.MTCL.HGE. 2023-06-06T14:37:31.13 0.1 undecidable manual P 11 20.1687 118 -0.1 97
IV.LNSS.HHZ. 2023-06-06T14:37:31.83 0.6 negative manual P 163 24.6531 50 -0.13 48
IV.FEMA.HNE. 2023-06-06T14:37:31.01 0.1 undecidable manual P 26 18.0708 120 0.15 97
IV.NRCA.HHZ. 2023-06-06T14:37:30.25 0.3 positive manual P 81 13.1757 129 0.19 73
IV.GAVE.EHZ. 2023-06-06T14:37:30.46 0.1 undecidable manual P 200 14.4744 126 0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.3 0.000192 0.16 AML other m 2023-06-06T14:37:32.68
IV.NRCA.HHE. ML:1.1 0.000141 0.2 AML other m 2023-06-06T14:37:32.61
IV.MML1.EHN. ML:0.7 0.000021949999999999998 0.34 AML other m 2023-06-06T14:37:38.41
IV.MML1.EHE. ML:0.8 0.000027550000000000002 0.16 AML other m 2023-06-06T14:37:38.75
IV.NRCA.HNE. ML:1.2 0.00015850639 0.1984 AML other m 2023-06-06T14:37:32.61
IV.NRCA.HNN. ML:1.2 0.00015355815 0.1664 AML other m 2023-06-06T14:37:32.60
IV.CESI.HHE. ML:0.6 0.000027429364999999996 0.16 AML other m 2023-06-06T14:37:35.02
IV.CESI.HHN. ML:0.6 0.000031876845 0.1408 AML other m 2023-06-06T14:37:34.95
IV.LNSS.HHE. ML:0.9 0.00005214356 0.1344 AML other m 2023-06-06T14:37:36.14
IV.LNSS.HHN. ML:0.9 0.000050202045 0.16 AML other m 2023-06-06T14:37:35.86
IV.CSP1.EHE. ML:0.7 0.0000177337765 0.1344 AML other m 2023-06-06T14:37:40.32
IV.ASSB.HHE. ML:0.6 0.00001608197 0.0768 AML other m 2023-06-06T14:37:39.67
IV.ASSB.HHN. ML:0.7 0.00001831861 0.1792 AML other m 2023-06-06T14:37:38.66
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