Earthquake with magnitude of ML 1.0 on date 18-03-2020 and time 22:11:07 (Italy) in region 3 km SW Sigillo (PG)

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

  • 18-03-2020 21:11:07 (UTC)
  • 18-03-2020 22:11:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3120, 12.7180 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
Sigillo PG 3 2404 2404
Fossato di Vico PG 4 2840 5244
Costacciaro PG 5 1216 6460
Gualdo Tadino PG 11 15208 21668
Scheggia e Pascelupo PG 11 1393 23061
Gubbio PG 12 32216 55277
Fabriano AN 15 31480 86757
Sassoferrato AN 18 7285 94042
Valfabbrica PG 19 3389 97431
Cantiano PU 20 2245 99676
Esanatoglia MC 20 2034 101710

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Perugia (166134 inhabitants)
40 Km N of Foligno (57155 inhabitants)
64 Km SW of Fano (60888 inhabitants)
68 Km S of Pesaro (94582 inhabitants)
70 Km E of Arezzo (99543 inhabitants)
73 Km W of Ancona (100861 inhabitants)
84 Km N of Terni (111501 inhabitants)
84 Km S of Rimini (147750 inhabitants)
99 Km SE of Cesena (96758 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 2020-03-18
21:11:07
43.3123 12.7183 10 2020-03-18
21:16:52
Sala Sismica INGV-Roma 77361381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-18 21:11:07 ± 0.04
Latitude 43.3123 ± 0.0018
Longitude 12.7183 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77361381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 234
Semi-minor axis of confidence ellipse (meter) 204
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 0.38491
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
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 77361381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-18 21:16:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2020-03-18T21:11:21.98 0.3 undecidable manual S 136 42.7239 50 0.03 71
IV.CESI.HHZ. 2020-03-18T21:11:20.44 0.3 undecidable manual S 156 37.3293 50 -0.05 71
IV.EL6.EHZ. 2020-03-18T21:11:18.98 0.1 undecidable manual S 86 31.0467 50 0.17 94
IV.PIEI.HHZ. 2020-03-18T21:11:17.85 0.3 undecidable manual S 329 28.8489 50 -0.38 67
IV.SNTG.HHZ. 2020-03-18T21:11:15.19 0.1 undecidable manual S 109 19.0698 117 0.04 98
IV.CESI.HHZ. 2020-03-18T21:11:15.00 0.3 undecidable manual P 156 37.3293 50 -0.1 70
IV.FDMO.HHZ. 2020-03-18T21:11:15.76 0.3 undecidable manual P 136 42.7239 50 -0.19 69
IV.EL6.EHZ. 2020-03-18T21:11:14.11 0.3 undecidable manual P 86 31.0467 50 -0.03 72
IV.MURB.HNN. 2020-03-18T21:11:14.51 0.3 undecidable manual S 251 16.5723 120 0.11 73
IV.ATCC.EHZ. 2020-03-18T21:11:14.13 0.1 undecidable manual S 204 15.4734 122 0.06 98
IV.ATSC.EHN. 2020-03-18T21:11:13.26 0.1 undecidable manual S 348 12.6762 127 0 100
IV.SSFR.HNN. 2020-03-18T21:11:13.84 0.3 undecidable manual S 21 14.6742 123 0 75
IV.PIEI.HHZ. 2020-03-18T21:11:13.83 0.1 undecidable manual P 329 28.8489 50 0.03 97
IV.ATFO.HHE. 2020-03-18T21:11:13.36 0.1 undecidable manual S 297 13.2756 126 -0.08 98
IV.SNTG.HHZ. 2020-03-18T21:11:12.09 0.1 undecidable manual P 109 19.0698 117 0.07 98
IV.SSFR.HNN. 2020-03-18T21:11:11.50 0.1 undecidable manual P 21 14.6742 123 0.23 95
IV.ATCC.EHZ. 2020-03-18T21:11:11.52 0.1 undecidable manual P 204 15.4734 122 0.13 97
IV.ATFO.HHE. 2020-03-18T21:11:11.12 0.3 undecidable manual P 297 13.2756 126 0.08 74
IV.ATSC.EHN. 2020-03-18T21:11:11.07 0.1 undecidable manual P 348 12.6762 127 0.14 97
IV.MURB.HNN. 2020-03-18T21:11:11.65 0.3 undecidable manual P 251 16.5723 120 0.06 74
IV.FOSV.EHZ. 2020-03-18T21:11:10.97 0.1 undecidable manual S 119 3.996 158 -0.39 94
IV.FOSV.EHZ. 2020-03-18T21:11:09.67 0.3 undecidable manual P 119 3.996 158 -0.16 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHN. ML:1.0 0.00016599999999999997 0.52 AML other m 2020-03-18T21:11:11.28
IV.FOSV.EHE. ML:0.7 0.00009455 0.14 AML other m 2020-03-18T21:11:11.39
IV.ATCC.EHE. ML:1.0 0.00009989999999999999 0.26 AML other m 2020-03-18T21:11:14.38
IV.ATCC.EHN. ML:1.0 0.00010625000000000001 0.12 AML other m 2020-03-18T21:11:14.31
IV.SNTG.HHE. ML:1.2 0.00011485000000000001 0.18 AML other m 2020-03-18T21:11:15.40
IV.SNTG.HHN. ML:1.2 0.00011330000000000002 0.26 AML other m 2020-03-18T21:11:15.41
IV.PIEI.HHE. ML:1.0 0.0000501 0.2 AML other m 2020-03-18T21:11:18.94
IV.PIEI.HHN. ML:0.8 0.00003375 0.56 AML other m 2020-03-18T21:11:19.21
IV.EL6.EHE. ML:1.1 0.00006635 0.34 AML other m 2020-03-18T21:11:19.22
IV.EL6.EHN. ML:1.1 0.000057749999999999994 0.78 AML other m 2020-03-18T21:11:20.41
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