Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 23-06-2021 and time 11:13:47 (UTC) in region 3 km SW Campello sul Clitunno (PG)

A magnitude ML 1.0 earthquake occured in region: 3 km SW Campello sul Clitunno (PG), on

  • 23-06-2021 11:13:47 (UTC)
  • 23-06-2021 13:13:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8000, 12.7550 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Campello sul Clitunno PG 3 2442 2442
Castel Ritaldi PG 7 3278 5720
Spoleto PG 7 38218 43938
Trevi PG 9 8469 52407
Vallo di Nera PG 9 364 52771
Sant'Anatolia di Narco PG 10 564 53335
Scheggino PG 12 461 53796
Montefalco PG 13 5679 59475
Cerreto di Spoleto PG 13 1075 60550
Giano dell'Umbria PG 15 3846 64396
Sellano PG 17 1079 65475
Poggiodomo PG 18 117 65592
Foligno PG 18 57155 122747
Bevagna PG 19 5081 127828
Massa Martana PG 19 3770 131598

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km S of Foligno (57155 inhabitants)
28 Km NE of Terni (111501 inhabitants)
45 Km SE of Perugia (166134 inhabitants)
68 Km NE of Viterbo (67173 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
79 Km W of Teramo (54892 inhabitants)
89 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
Bulletin
Rev1000 		ML 1.0 2021-06-23
11:13:47		 42.8003 12.7552 10 2021-12-29
11:12:41		 Bollettino Sismico Italiano INGV 97074501
Reviewed
Rev100 		ML 1.0 2021-06-23
11:13:47		 42.8013 12.7537 9 2021-06-23
11:24:26		 Sala Sismica INGV-Roma 91764641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-23 11:13:47 ± 0.04
Latitude 42.8003 ± 0.0027
Longitude 12.7552 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97074501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 298
Semi-minor axis of confidence ellipse (meter) 289
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 134
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43887
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 97074501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-29 22:01:55

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 91764641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-23 11:24:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EVRN.HHZ. 2021-06-23T11:15:00.08 3.0 undecidable manual Sn -5.15 0
IV.VOBA.EHZ. 2021-06-23T11:14:55.68 3.0 undecidable manual Sn 0.19 0
IV.MFNL.HHZ. 2021-06-23T11:14:55.43 3.0 undecidable manual Sn -8 0
IV.GIZZ.HHZ. 2021-06-23T11:14:53.34 3.0 undecidable manual Sg 10.7 0
CH.FUSIO.HHZ. 2021-06-23T11:14:48.32 3.0 positive manual Pg 25.01 0
IV.CAR1.HHZ. 2021-06-23T11:14:45.17 3.0 undecidable manual Sg 7.96 0
GU.RRL.HHZ. 2021-06-23T11:14:38.35 3.0 undecidable manual Pn 12.03 0
CH.MUGIO.HHZ. 2021-06-23T11:14:34.43 3.0 negative manual Pg 18.5 0
IV.ZONE.HHZ. 2021-06-23T11:14:33.55 3.0 positive manual Pg 25.940001 0
IV.SARZ.HHZ. 2021-06-23T11:14:32.36 3.0 negative manual Pg 23.950001 0
FR.SAOF.HHZ.00 2021-06-23T11:14:30.19 3.0 negative manual Pn 14.99 0
IV.RIBO.EHZ.01 2021-06-23T11:14:27.21 3.0 undecidable manual Sg 12.85 0
GU.ROTM.HHZ. 2021-06-23T11:14:24.50 3.0 negative manual Pn 11.75 0
IT.LNT.HGZ. 2021-06-23T11:14:19.11 3.0 undecidable manual Pn 4.52 0
ST.CARE.EHZ. 2021-06-23T11:14:11.74 3.0 positive manual Pn 0.31 0
IV.SFI.EHZ. 2021-06-23T11:14:09.49 3.0 undecidable manual Sn -4.03 0
IV.PIEI.HHZ. 2021-06-23T11:14:07.18 3.0 undecidable manual Sg 5.21 0
IV.PE3.EHZ. 2021-06-23T11:14:07.24 3.0 undecidable manual Sg 2.81 0
SL.KOGS.BHZ. 2021-06-23T11:14:06.22 3.0 undecidable manual Pn -0.36 0
IV.CSP1.EHZ. 2021-06-23T11:14:03.67 0.3 undecidable manual S 48 48.7179 50 0.31 68
IV.MTMR.HNZ. 2021-06-23T11:14:02.96 3.0 undecidable manual Sg 3.87 0
IV.MML1.EHE. 2021-06-23T11:14:01.10 0.3 undecidable manual S 27 38.9277 50 0.37 68
IV.FDMO.HHZ. 2021-06-23T11:14:00.30 0.3 undecidable manual S 46 37.629 50 -0.08 73
OT.OT13.EHZ. 2021-06-23T11:14:00.79 3.0 undecidable manual Sn 0.57 0
IV.NDIM.HHZ. 2021-06-23T11:13:59.45 3.0 undecidable manual Pn 4.83 0
IV.LNSS.HNZ. 2021-06-23T11:13:58.99 0.6 undecidable manual S 133 31.9458 50 0.12 49
IV.NRCA.HHZ. 2021-06-23T11:13:58.10 0.3 undecidable manual S 83 29.4483 50 -0.1 74
IV.CESI.HNE. 2021-06-23T11:13:57.10 0.6 undecidable manual S 28 25.752 111 -0.06 50
IV.SENA.HHZ. 2021-06-23T11:13:57.32 3.0 undecidable manual Pn -3.24 0
IV.ASSB.HHZ. 2021-06-23T11:13:57.62 0.6 undecidable manual S 344 27.9498 50 -0.19 48
IV.CESX.HHZ. 2021-06-23T11:13:57.20 0.3 undecidable manual S 213 25.3524 111 0.17 73
GU.GSCL.HHZ. 2021-06-23T11:13:57.83 3.0 undecidable manual Pn 5.64 0
IV.CSP1.EHZ. 2021-06-23T11:13:56.74 0.1 undecidable manual P 48 48.7179 50 0.04 96
IV.MML1.EHE. 2021-06-23T11:13:55.11 0.3 undecidable manual P 27 38.9277 50 -0.08 73
IV.FDMO.HHZ. 2021-06-23T11:13:54.83 0.3 undecidable manual P 46 37.629 50 -0.15 72
IV.LNSS.HNZ. 2021-06-23T11:13:54.00 0.3 undecidable manual P 133 31.9458 50 -0.11 73
IV.GAVE.EHZ. 2021-06-23T11:13:54.16 0.3 undecidable manual S 137 16.4724 121 -0.1 75
IV.ASSB.HHZ. 2021-06-23T11:13:53.49 0.3 undecidable manual P 344 27.9498 50 -0.01 75
IV.CESX.HHZ. 2021-06-23T11:13:53.15 0.3 undecidable manual P 213 25.3524 111 0.1 74
IV.ARVD.HHZ. 2021-06-23T11:13:53.74 3.0 undecidable manual Sn -4.56 0
IV.MOMA.HHZ. 2021-06-23T11:13:53.90 0.6 undecidable manual S 272 15.0738 123 0.05 51
IV.CESI.HNE. 2021-06-23T11:13:53.25 0.3 undecidable manual P 28 25.752 111 0.13 74
IV.NRCA.HHZ. 2021-06-23T11:13:53.51 0.1 undecidable manual P 83 29.4483 50 -0.21 96
IV.SBPO.HNZ. 2021-06-23T11:13:53.91 3.0 positive manual Pn -2.1 0
IV.GAVE.EHZ. 2021-06-23T11:13:51.57 0.1 undecidable manual P 137 16.4724 121 0.12 100
IV.MOMA.HHZ. 2021-06-23T11:13:51.03 0.1 undecidable manual P 272 15.0738 123 -0.18 99
IV.GIZZ.HHZ. 2021-06-23T11:13:50.01 3.0 undecidable manual Pn -6.94 0
IV.CSNT.HHZ. 2021-06-23T11:13:46.22 3.0 positive manual Pn 4.81 0
IV.MMN.HHZ. 2021-06-23T11:13:45.00 3.0 positive manual Pn -1.1 0
IV.PTRJ.HNZ. 2021-06-23T11:13:45.90 3.0 undecidable manual Sg -5.21 0
IV.VCEL.EHZ. 2021-06-23T11:13:45.83 3.0 undecidable manual Sg 0.81 0
IV.ZCCA.HHZ. 2021-06-23T11:13:44.79 3.0 positive manual Pn -4.75 0
IV.TST01.HHZ. 2021-06-23T11:13:43.50 3.0 undecidable manual Sg -3.54 0
IV.IMOL.HNZ. 2021-06-23T11:13:40.42 3.0 negative manual Pn -4.54 0
IV.RMP.HHZ. 2021-06-23T11:13:35.02 3.0 positive manual Pg 5.77 0
IV.SSFR.HNZ. 2021-06-23T11:13:32.81 3.0 undecidable manual Pn 0.56 0
IV.LAV9.HHZ. 2021-06-23T11:13:27.25 3.0 positive manual P -2.53 0
IV.VAGA.HHZ. 2021-06-23T11:13:24.27 3.0 negative manual P -3.08 0
IV.TST01.HHZ. 2021-06-23T11:13:20.92 3.0 positive manual P -4.79 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:0.9 0.00007065 1.26 AML other m 2021-06-23T11:13:54.23
IV.MOMA.HHN. ML:0.8 0.0000675 0.82 AML other m 2021-06-23T11:13:54.79
IV.GAVE.EHE. ML:1.3 0.000185 1.26 AML other m 2021-06-23T11:13:55.63
IV.GAVE.EHN. ML:1.4 0.0002335 0.88 AML other m 2021-06-23T11:13:55.37
IV.CESX.HHE. ML:1.0 0.000060700000000000005 0.3 AML other m 2021-06-23T11:13:59.04
IV.NRCA.HHE. ML:1.2 0.00007450000000000001 0.34 AML other m 2021-06-23T11:13:59.14
IV.CESX.HHN. ML:0.9 0.000051949999999999996 0.38 AML other m 2021-06-23T11:13:59.71
IV.NRCA.HHN. ML:1.3 0.00008840000000000001 0.12 AML other m 2021-06-23T11:14:00.38
IV.FDMO.HHE. ML:0.7 0.000021 0.5 AML other m 2021-06-23T11:14:02.80
IV.FDMO.HHN. ML:0.7 0.000020700000000000002 1.48 AML other m 2021-06-23T11:14:02.94
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