Earthquake with magnitude of ML 1.1 on date 20-06-2020 and time 17:21:30 (Italy) in region 5 km NE Sellano (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km NE Sellano (PG), on

  • 20-06-2020 15:21:30 (UTC)
  • 20-06-2020 17:21:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9130, 12.9830 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.

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
Preci PG 6 724 1803
Visso MC 9 1107 2910
Monte Cavallo MC 9 145 3055
Cerreto di Spoleto PG 12 1075 4130
Ussita MC 13 444 4574
Castelsantangelo sul Nera MC 14 281 4855
Pieve Torina MC 16 1458 6313
Norcia PG 16 4957 11270
Fiordimonte MC 16 202 11472
Serravalle di Chienti MC 18 1070 12542
Pievebovigliana MC 19 866 13408
Vallo di Nera PG 19 364 13772
Trevi PG 20 8469 22241
Muccia MC 20 915 23156
Campello sul Clitunno PG 20 2442 25598
Fiastra MC 20 559 26157

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
53 Km E of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
90 Km NE of Viterbo (67173 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 1.1 2020-06-20
15:21:30
42.9133 12.9832 11 2020-06-20
15:31:02
Sala Sismica INGV-Roma 80348271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-20 15:21:30 ± 0.04
Latitude 42.9133 ± 0.0018
Longitude 12.9832 ± 0.0049
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80348271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 100
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 13
Type of magnitude ML
Reference to an origin 80348271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-20 15:31:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2020-06-20T15:21:40.26 0.6 undecidable manual S 42 26.751 90 0.05 49
IV.ASSB.HHZ. 2020-06-20T15:21:40.89 0.6 undecidable manual S 299 29.9478 90 -0.18 47
IV.MML1.HNZ. 2020-06-20T15:21:39.00 0.6 undecidable manual S 358 22.2555 90 0 49
IV.LNSS.HHZ. 2020-06-20T15:21:37.44 0.1 undecidable manual P 172 34.743 90 0.05 95
IV.FDMO.HHZ. 2020-06-20T15:21:37.11 0.6 undecidable manual S 32 16.0728 90 -0.25 47
IV.ASSB.HHZ. 2020-06-20T15:21:36.64 0.6 undecidable manual P 299 29.9478 90 -0.01 49
IV.CESI.HHZ. 2020-06-20T15:21:36.30 0.6 undecidable manual S 328 11.9769 108 0.02 50
IV.CSP1.EHZ. 2020-06-20T15:21:36.20 0.6 negative manual P 42 26.751 90 0.04 48
IV.NRCA.HHZ. 2020-06-20T15:21:36.55 0.6 undecidable manual S 130 13.875 91 -0.22 48
IV.FEMA.HNZ. 2020-06-20T15:21:35.43 0.6 undecidable manual S 45 7.6812 132 0.14 49
IV.MML1.HNZ. 2020-06-20T15:21:35.52 0.1 undecidable manual P 358 22.2555 90 0.06 97
IT.MTCL.HGZ. 2020-06-20T15:21:35.37 0.6 undecidable manual S 8 8.9799 125 -0.21 48
IV.NRCA.HHZ. 2020-06-20T15:21:34.19 0.1 undecidable manual P 130 13.875 91 0.02 99
IV.FDMO.HHZ. 2020-06-20T15:21:34.56 1.0 positive manual P 32 16.0728 90 0.05 25
IV.CESI.HHZ. 2020-06-20T15:21:33.97 1.0 undecidable manual P 328 11.9769 108 0.08 25
IV.FEMA.HNZ. 2020-06-20T15:21:33.53 0.1 undecidable manual P 45 7.6812 132 0.22 96
IT.MTCL.HGZ. 2020-06-20T15:21:33.51 0.1 undecidable manual P 8 8.9799 125 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.0 0.00011947712 0.1408 AML other m 2020-06-20T15:21:36.44
IV.CESI.HHN. ML:1.0 0.00011808628 0.1024 AML other m 2020-06-20T15:21:36.64
IV.CESI.HNN. ML:1.0 0.0001198389 0.6912 AML other m 2020-06-20T15:21:39.49
IV.NRCA.HHE. ML:1.0 0.00009482937499999999 0.1152 AML other m 2020-06-20T15:21:37.36
IV.NRCA.HHN. ML:1.0 0.00010209923500000001 0.0768 AML other m 2020-06-20T15:21:37.16
IV.NRCA.HNE. ML:1.0 0.00010507079 0.1536 AML other m 2020-06-20T15:21:37.41
IV.NRCA.HNN. ML:1.3 0.00018253445 0.6656 AML other m 2020-06-20T15:21:34.53
IV.FDMO.HHE. ML:1.4 0.0002188198 0.32 AML other m 2020-06-20T15:21:37.29
IV.FDMO.HHN. ML:1.1 0.0001189695 0.192 AML other m 2020-06-20T15:21:37.31
IV.CSP1.EHE. ML:0.9 0.00004329193 0.1664 AML other m 2020-06-20T15:21:40.74
IV.CSP1.EHN. ML:1.0 0.0000530722905 0.2048 AML other m 2020-06-20T15:21:40.78
IV.ASSB.HHE. ML:0.9 0.000033616 0.0768 AML other m 2020-06-20T15:21:41.18
IV.ASSB.HHN. ML:0.9 0.000040208115 0.1408 AML other m 2020-06-20T15:21:41.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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