Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 09-06-2021 and time 05:56:09 (Italy) in region 4 km SE Scheggino (PG)

A magnitude ML 1.1 earthquake occured in region: 4 km SE Scheggino (PG), on

  • 09-06-2021 03:56:09 (UTC)
  • 09-06-2021 05:56:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6900, 12.8750 at 12 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
Scheggino PG 4 461 461
Poggiodomo PG 6 117 578
Sant'Anatolia di Narco PG 6 564 1142
Monteleone di Spoleto PG 8 599 1741
Vallo di Nera PG 9 364 2105
Ferentillo TR 10 1913 4018
Cascia PG 12 3217 7235
Polino TR 12 233 7468
Spoleto PG 12 38218 45686
Montefranco TR 14 1276 46962
Arrone TR 15 2763 49725
Cerreto di Spoleto PG 15 1075 50800
Leonessa RI 16 2435 53235
Campello sul Clitunno PG 17 2442 55677
Morro Reatino RI 19 373 56050
Labro RI 19 374 56424
Rivodutri RI 19 1253 57677

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Terni (111501 inhabitants)
33 Km SE of Foligno (57155 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
61 Km SE of Perugia (166134 inhabitants)
68 Km W of Teramo (54892 inhabitants)
70 Km E of Viterbo (67173 inhabitants)
78 Km N of Guidonia Montecelio (88673 inhabitants)
81 Km N of Tivoli (56533 inhabitants)
94 Km NE of Roma (2864731 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 1.1 2021-06-09
03:56:09		 42.6902 12.8748 12 2021-12-29
11:12:09		 Bollettino Sismico Italiano INGV 92414101
Reviewed
Rev100 		ML 1.1 2021-06-09
03:56:09		 42.688 12.8743 12 2021-06-09
04:27:39		 Sala Sismica INGV-Roma 90959661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-09 03:56:09 ± 0.03
Latitude 42.6902 ± 0.0018
Longitude 12.8748 ± 0.0024
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 92414101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 185
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 164
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.01439
Epicentral distance of station farthest from the epicenter (degree) 0.46855
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 92414101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-08 10:54:52

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 90959661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-09 04:27:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2021-06-09T03:56:26.42 0.6 undecidable manual S 31 52.0035 91 0.22 45
IV.MML1.HNZ. 2021-06-09T03:56:25.27 0.6 undecidable manual S 9 47.619 91 0.24 45
IV.MMO1.EHZ. 2021-06-09T03:56:23.75 0.3 undecidable manual S 58 43.5231 91 -0.18 70
IV.MTRA.HNZ. 2021-06-09T03:56:23.81 0.3 undecidable manual S 80 43.1235 91 -0.03 72
IV.FDMO.HHZ. 2021-06-09T03:56:23.56 0.3 undecidable manual S 24 42.1245 91 0 72
IV.ASSB.HHZ. 2021-06-09T03:56:23.72 0.3 undecidable manual S 336 42.8238 91 -0.04 72
IV.SMA1.EHZ. 2021-06-09T03:56:22.92 0.6 undecidable manual S 100 38.1285 91 0.42 45
IV.MC2.EHZ. 2021-06-09T03:56:21.97 0.3 undecidable manual S 46 35.4423 91 0.19 70
IV.RM33.EHZ. 2021-06-09T03:56:21.40 0.3 undecidable manual S 126 34.2435 91 -0.06 72
IT.MTCL.HGZ. 2021-06-09T03:56:21.82 0.6 undecidable manual S 17 35.1426 91 0.11 47
IV.CESI.HHZ. 2021-06-09T03:56:21.34 0.6 undecidable manual S 4 35.0427 91 -0.32 46
IV.T1299.HNZ. 2021-06-09T03:56:21.61 0.6 undecidable manual S 100 33.8439 91 0.27 46
IV.MOMA.HHZ. 2021-06-09T03:56:19.65 0.3 undecidable manual S 297 27.8499 92 -0.1 72
IT.GNU.HGZ. 2021-06-09T03:56:19.90 0.3 undecidable manual S 297 27.8499 92 0.15 73
IV.CSP1.EHZ. 2021-06-09T03:56:19.23 0.3 undecidable manual P 31 52.0035 91 -0.06 70
IV.CESX.HHZ. 2021-06-09T03:56:18.99 0.3 undecidable manual S 249 25.1526 92 -0.05 72
IV.MMO1.EHZ. 2021-06-09T03:56:18.12 0.3 undecidable manual P 58 43.5231 91 0.14 70
IV.MML1.HNZ. 2021-06-09T03:56:18.72 0.1 undecidable manual P 9 47.619 91 0.1 94
IV.NRCA.HHZ. 2021-06-09T03:56:18.70 0.3 undecidable manual S 51 25.1526 92 -0.34 70
IV.ASSB.HHZ. 2021-06-09T03:56:17.71 0.3 undecidable manual P 336 42.8238 91 -0.17 70
IV.MTRA.HNZ. 2021-06-09T03:56:17.79 0.6 undecidable manual P 80 43.1235 91 -0.14 47
IV.SMA1.EHZ. 2021-06-09T03:56:17.26 0.3 undecidable manual P 100 38.1285 91 0.1 72
IV.FDMO.HHZ. 2021-06-09T03:56:17.63 0.3 undecidable manual P 24 42.1245 91 -0.14 70
IV.CESI.HHZ. 2021-06-09T03:56:16.56 0.3 undecidable manual P 4 35.0427 91 -0.11 72
IV.T1299.HNZ. 2021-06-09T03:56:16.53 0.1 undecidable manual P 100 33.8439 91 0.04 97
IV.ARRO.EHZ. 2021-06-09T03:56:16.28 0.3 undecidable manual S 216 15.1737 100 -0.1 73
IV.MC2.EHZ. 2021-06-09T03:56:16.72 0.6 undecidable manual P 46 35.4423 91 -0.02 49
IV.LNSS.HHZ. 2021-06-09T03:56:16.64 0.6 undecidable manual S 126 16.6722 97 -0.12 49
IV.RM33.EHZ. 2021-06-09T03:56:16.39 0.3 undecidable manual P 126 34.2435 91 -0.17 70
IT.MTCL.HGZ. 2021-06-09T03:56:16.78 0.6 undecidable manual P 17 35.1426 91 0.08 48
IV.NRCA.HHZ. 2021-06-09T03:56:15.04 0.1 negative manual P 51 25.1526 92 -0.12 97
IV.CESX.HHZ. 2021-06-09T03:56:15.11 0.3 undecidable manual P 249 25.1526 92 -0.05 73
IV.MOMA.HHZ. 2021-06-09T03:56:15.56 0.3 undecidable manual P 297 27.8499 92 -0.01 73
IT.GNU.HGZ. 2021-06-09T03:56:15.92 0.6 undecidable manual P 297 27.8499 92 0.35 46
IV.GAVE.EHZ. 2021-06-09T03:56:13.82 0.3 undecidable manual S 82 1.5984 170 -0.03 77
IV.ARRO.EHZ. 2021-06-09T03:56:13.72 0.3 undecidable manual P 216 15.1737 100 0.09 75
IV.LNSS.HHZ. 2021-06-09T03:56:13.81 0.3 undecidable manual P 126 16.6722 97 -0.04 75
IV.GAVE.EHZ. 2021-06-09T03:56:12.31 0.1 undecidable manual P 82 1.5984 170 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:1.7 0.000894 0.24 AML other m 2021-06-09T03:56:14.08
IV.GAVE.EHE. ML:1.5 0.0005325 0.16 AML other m 2021-06-09T03:56:14.21
IV.ARRO.EHN. ML:1.0 0.00008269999999999999 0.2 AML other m 2021-06-09T03:56:16.56
IV.ARRO.EHE. ML:1.0 0.00009570000000000001 0.16 AML other m 2021-06-09T03:56:17.03
IV.LNSS.HHN. ML:1.3 0.000162 0.12 AML other m 2021-06-09T03:56:17.02
IV.LNSS.HHE. ML:1.3 0.0001815 1.24 AML other m 2021-06-09T03:56:17.86
IV.NRCA.HHE. ML:1.3 0.00011899999999999999 1.04 AML other m 2021-06-09T03:56:19.00
IV.NRCA.HHN. ML:1.2 0.0000781 0.14 AML other m 2021-06-09T03:56:20.10
IV.MOMA.HHN. ML:1.1 0.00006035 0.16 AML other m 2021-06-09T03:56:20.29
IV.MOMA.HHE. ML:1.0 0.0000535 0.16 AML other m 2021-06-09T03:56:20.53
IV.CESI.HHN. ML:1.2 0.0000631 0.26 AML other m 2021-06-09T03:56:22.22
IV.CESI.HHE. ML:1.0 0.0000385 0.52 AML other m 2021-06-09T03:56:22.43
IV.RM33.EHE. ML:0.9 0.0000335 1.12 AML other m 2021-06-09T03:56:23.60
IV.RM33.EHN. ML:0.9 0.00002825 1.26 AML other m 2021-06-09T03:56:23.08
IV.FDMO.HHE. ML:1.0 0.00003185 0.14 AML other m 2021-06-09T03:56:24.07
IV.FDMO.HHN. ML:1.0 0.000034450000000000004 0.16 AML other m 2021-06-09T03:56:24.29
IV.ASSB.HHN. ML:1.2 0.00004655 0.16 AML other m 2021-06-09T03:56:24.66
IV.ASSB.HHE. ML:1.0 0.000032550000000000005 0.22 AML other m 2021-06-09T03:56:24.73
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