Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 17-06-2020 and time 19:19:32 (Italy) in region 5 km NW Assisi (PG)

A magnitude ML 1.3 earthquake occured in region: 5 km NW Assisi (PG), on

  • 17-06-2020 17:19:32 (UTC)
  • 17-06-2020 19:19:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1100, 12.5880 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
Assisi PG 5 28299 28299
Valfabbrica PG 6 3389 31688
Bastia Umbra PG 6 21874 53562
Cannara PG 13 4305 57867
Bettona PG 14 4367 62234
Spello PG 15 8645 70879
Valtopina PG 15 1398 72277
Torgiano PG 16 6725 79002
Perugia PG 16 166134 245136
Nocera Umbra PG 17 5839 250975
Foligno PG 20 57155 308130
Bevagna PG 20 5081 313211
Deruta PG 20 9669 322880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Perugia (166134 inhabitants)
20 Km NW of Foligno (57155 inhabitants)
61 Km N of Terni (111501 inhabitants)
70 Km SE of Arezzo (99543 inhabitants)
87 Km NE of Viterbo (67173 inhabitants)
89 Km SW of Fano (60888 inhabitants)
93 Km S of Pesaro (94582 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
Bulletin
Rev1000 		ML 1.3 2020-06-17
17:19:32		 43.1105 12.5882 10 2020-11-19
12:36:49		 Bollettino Sismico Italiano INGV 80309721
Reviewed
Rev100 		ML 1.5 2020-06-17
17:19:32		 43.1112 12.5893 10 2020-06-17
17:30:47		 Sala Sismica INGV-Roma 80267621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-17 17:19:32 ± 0.07
Latitude 43.1105 ± 0.0036
Longitude 12.5882 ± 0.0049
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 80309721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 465
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 221
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) 154
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.08364
Epicentral distance of station farthest from the epicenter (degree) 0.36602
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 80309721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-19 08:50:05

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 80267621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-17 17:30:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.HNE. 2020-06-17T17:19:46.13 0.3 undecidable manual S 338 40.626 50 0.39 66
IV.ATSC.EHZ. 2020-06-17T17:19:44.51 0.6 undecidable manual S 13 35.6421 50 0.09 47
IV.MML1.EHZ. 2020-06-17T17:19:43.37 0.1 undecidable manual S 89 31.0467 50 0.18 94
IV.TB01.DHE.01 2020-06-17T17:19:43.60 0.1 undecidable manual S 338 32.4453 50 0.03 96
IV.SNTG.HHE. 2020-06-17T17:19:43.75 0.3 undecidable manual S 61 32.745 50 0.12 71
IV.ATVO.HHZ. 2020-06-17T17:19:43.75 0.3 undecidable manual S 334 33.5442 50 -0.09 71
IV.CESI.HHZ. 2020-06-17T17:19:42.36 0.3 undecidable manual S 114 28.2495 50 -0.06 72
IV.FOSV.HNN. 2020-06-17T17:19:41.41 0.1 undecidable manual S 34 24.753 111 0.08 97
IV.ATLO.EHZ. 2020-06-17T17:19:41.92 0.1 undecidable manual S 327 26.9508 110 -0.13 95
IV.ATTE.HNZ. 2020-06-17T17:19:40.28 0.3 undecidable manual S 297 21.2676 114 0.06 73
IV.ATSC.EHZ. 2020-06-17T17:19:39.36 0.3 undecidable manual P 13 35.6421 50 0.14 70
IV.ATPI.HNE. 2020-06-17T17:19:39.92 0.1 undecidable manual P 338 40.626 50 -0.05 94
IV.MURB.HHZ. 2020-06-17T17:19:39.41 0.1 undecidable manual S 343 17.6712 118 0.32 93
IV.CESI.HHZ. 2020-06-17T17:19:38.16 0.3 undecidable manual P 114 28.2495 50 0.1 72
IV.ATVO.HHZ. 2020-06-17T17:19:38.63 0.3 undecidable manual P 334 33.5442 50 -0.25 69
IV.MML1.EHZ. 2020-06-17T17:19:38.36 0.3 undecidable manual P 89 31.0467 50 -0.15 71
IV.TB01.DHE.01 2020-06-17T17:19:38.57 0.3 undecidable manual P 338 32.4453 50 -0.16 70
IV.TB03.DHZ.01 2020-06-17T17:19:38.47 0.3 undecidable manual P 336 35.3424 50 -0.69 60
IV.SNTG.HHE. 2020-06-17T17:19:38.57 0.3 undecidable manual P 61 32.745 50 -0.19 70
IV.ATTE.HNZ. 2020-06-17T17:19:37.00 0.1 undecidable manual P 297 21.2676 114 0.21 95
IV.FOSV.HNN. 2020-06-17T17:19:37.45 0.1 undecidable manual P 34 24.753 111 0.02 98
IV.ATLO.EHZ. 2020-06-17T17:19:37.76 0.1 undecidable manual P 327 26.9508 110 -0.09 96
IV.MURB.HHZ. 2020-06-17T17:19:36.28 0.1 undecidable manual P 343 17.6712 118 0.14 97
IV.ATCC.EHZ. 2020-06-17T17:19:36.34 0.1 undecidable manual S 27 9.2796 136 -0.4 93
IV.ASSB.HHZ. 2020-06-17T17:19:36.72 0.1 undecidable manual S 143 9.4794 135 -0.07 100
IV.ASSB.HHZ. 2020-06-17T17:19:35.02 0.1 negative manual P 143 9.4794 135 0.21 97
IV.ATCC.EHZ. 2020-06-17T17:19:34.83 0.1 undecidable manual P 27 9.2796 136 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHE. ML:1.6 0.00059740455 0.4096 AML other m 2020-06-17T17:19:36.89
IV.ATCC.EHN. ML:1.8 0.00083773855 0.32 AML other m 2020-06-17T17:19:37.04
IV.ASSB.HHN. ML:1.2 0.00019222825 0.1536 AML other m 2020-06-17T17:19:37.29
IV.ASSB.HHE. ML:1.1 0.00016264469999999998 0.1536 AML other m 2020-06-17T17:19:37.27
IV.MURB.HNE. ML:1.5 0.0002420002 0.32 AML other m 2020-06-17T17:19:39.62
IV.MURB.HHN. ML:1.5 0.00025468925 0.2048 AML other m 2020-06-17T17:19:40.20
IV.MURB.HHE. ML:1.5 0.00025967475000000003 0.2432 AML other m 2020-06-17T17:19:40.88
IV.MURB.HNN. ML:1.4 0.00019909505 0.32 AML other m 2020-06-17T17:19:39.95
IV.ATVO.HHN. ML:0.6 0.000015806175 0.256 AML other m 2020-06-17T17:19:44.74
IV.ATVO.HHE. ML:0.6 0.0000168745625 0.32 AML other m 2020-06-17T17:19:46.95
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