Earthquake with magnitude of ML 1.0 on date 03-10-2021 and time 12:19:05 (UTC) in region 5 km NW Sellano (PG)

A magnitude ML 1.0 earthquake occured in region: 5 km NW Sellano (PG), on

  • 03-10-2021 12:19:05 (UTC)
  • 03-10-2021 14:19:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9170, 12.8760 at 10 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
Sellano PG 5 1079 1079
Cerreto di Spoleto PG 11 1075 2154
Trevi PG 11 8469 10623
Monte Cavallo MC 13 145 10768
Campello sul Clitunno PG 13 2442 13210
Preci PG 14 724 13934
Foligno PG 15 57155 71089
Vallo di Nera PG 16 364 71453
Visso MC 17 1107 72560
Montefalco PG 18 5679 78239
Serravalle di Chienti MC 18 1070 79309
Spello PG 19 8645 87954
Valtopina PG 19 1398 89352
Castel Ritaldi PG 20 3278 92630

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
45 Km E of Perugia (166134 inhabitants)
74 Km W of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Ancona (100861 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 1.0 2021-10-03
12:19:05
42.9173 12.8763 10 2021-10-03
12:53:28
Sala Sismica INGV-Roma 96169531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-03 12:19:05 ± 0.1
Latitude 42.9173 ± 0.0036
Longitude 12.8763 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 96169531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 429
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29678
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 96169531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-03 12:53:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2021-10-03T12:21:04.32 3.0 undecidable manual Sn -3.5 0
IV.CADC.EHZ. 2021-10-03T12:20:48.40 3.0 undecidable manual Sg 13.01 0
IV.MTGR.HHZ. 2021-10-03T12:20:30.22 3.0 positive manual Pg 9.29 0
IX.SRN3.HHZ.02 2021-10-03T12:20:28.86 3.0 undecidable manual Sn -3.91 0
IV.ILOS.HHZ. 2021-10-03T12:20:22.01 3.0 negative manual Pn 4.94 0
IV.ESCV.HHZ. 2021-10-03T12:20:22.29 3.0 negative manual Pn -3.51 0
IV.MMGO.HHZ. 2021-10-03T12:20:22.04 3.0 undecidable manual Pn -2.06 0
IX.RSF3.HHZ.02 2021-10-03T12:20:21.62 3.0 undecidable manual Sn 1.2 0
CH.FUORN.HHZ. 2021-10-03T12:20:17.10 3.0 undecidable manual Pg 8.24 0
NI.VINO.HHZ. 2021-10-03T12:20:05.34 3.0 negative manual Pg 7.38 0
IV.VOBA.EHZ. 2021-10-03T12:19:59.48 3.0 negative manual Pn 3.38 0
IV.CSNT.HHZ. 2021-10-03T12:19:47.23 3.0 undecidable manual S -0.99 0
OT.OT17.EHZ. 2021-10-03T12:19:41.67 3.0 negative manual Pn -0.88 0
IV.BRSN.EHZ. 2021-10-03T12:19:33.15 3.0 positive manual P 0.79 0
IV.SRES.HHZ. 2021-10-03T12:19:31.64 3.0 undecidable manual S -0.49 0
IV.CSP1.EHZ. 2021-10-03T12:19:17.13 0.3 undecidable manual S 54 32.9448 50 -0.09 71
IV.GAVE.EHZ. 2021-10-03T12:19:15.07 0.3 undecidable manual S 177 25.0527 50 -0.04 74
IV.ASSB.HHZ. 2021-10-03T12:19:14.07 0.3 undecidable manual S 308 22.4553 114 -0.27 71
IV.MML1.EHZ. 2021-10-03T12:19:14.44 0.3 undecidable manual S 20 23.0547 114 -0.09 74
IV.FDMO.HHZ. 2021-10-03T12:19:13.75 0.3 undecidable manual S 52 21.6672 115 -0.33 71
IV.NRCA.HHZ. 2021-10-03T12:19:13.79 0.3 undecidable manual S 116 21.4674 115 -0.24 73
IV.CSP1.EHZ. 2021-10-03T12:19:12.37 0.1 undecidable manual P 54 32.9448 50 -0.01 97
IV.GAVE.EHZ. 2021-10-03T12:19:11.20 0.1 undecidable manual P 177 25.0527 50 0.04 99
IV.MC2.EHZ. 2021-10-03T12:19:11.79 0.3 undecidable manual P 91 25.4523 50 0.57 66
IV.NRCA.HHZ. 2021-10-03T12:19:10.50 0.1 undecidable manual P 116 21.4674 115 -0.04 100
IV.FDMO.HHZ. 2021-10-03T12:19:10.60 0.1 undecidable manual P 52 21.6672 115 0.03 99
IV.CESI.HHZ. 2021-10-03T12:19:10.75 0.3 undecidable manual S 13 9.9789 136 0.02 76
IV.ASSB.HHZ. 2021-10-03T12:19:10.71 0.1 undecidable manual P 308 22.4553 114 -0.01 100
IV.MML1.EHZ. 2021-10-03T12:19:10.89 0.1 undecidable manual P 20 23.0547 114 0.06 99
IV.CESI.HHZ. 2021-10-03T12:19:09.05 0.1 undecidable manual P 13 9.9789 136 0.41 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.0 0.000117 1.7 AML other m 2021-10-03T12:19:11.99
IV.CESI.HHN. ML:1.0 0.0001385 0.72 AML other m 2021-10-03T12:19:11.18
IV.NRCA.HHN. ML:1.2 0.00011135000000000001 1.92 AML other m 2021-10-03T12:19:14.97
IV.FDMO.HHN. ML:0.7 0.000033299999999999996 0.18 AML other m 2021-10-03T12:19:14.37
IV.FDMO.HHE. ML:0.8 0.0000402 0.12 AML other m 2021-10-03T12:19:14.59
IV.ASSB.HHE. ML:0.9 0.000052699999999999993 0.88 AML other m 2021-10-03T12:19:14.34
IV.NRCA.HHE. ML:1.1 0.00008299999999999998 0.8 AML other m 2021-10-03T12:19:14.48
IV.GAVE.EHE. ML:1.2 0.00009085 0.12 AML other m 2021-10-03T12:19:15.16
IV.GAVE.EHN. ML:1.1 0.0000731 0.64 AML other m 2021-10-03T12:19:15.26
IV.ASSB.HHN. ML:0.7 0.0000298 0.6 AML other m 2021-10-03T12:19:15.49
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download