Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 04-03-2020 and time 17:24:19 (UTC) in region 6 km SW Costacciaro (PG)

A magnitude ML 0.4 earthquake occured in region: 6 km SW Costacciaro (PG), on

  • 04-03-2020 17:24:19 (UTC)
  • 04-03-2020 18:24:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3130, 12.6650 at 9 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.

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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
Sigillo PG 7 2404 2404
Costacciaro PG 7 1216 3620
Fossato di Vico PG 8 2840 6460
Gubbio PG 8 32216 38676
Scheggia e Pascelupo PG 10 1393 40069
Gualdo Tadino PG 13 15208 55277
Valfabbrica PG 18 3389 58666
Cantiano PU 18 2245 60911
Fabriano AN 20 31480 92391

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Perugia (166134 inhabitants)
40 Km N of Foligno (57155 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
66 Km SW of Fano (60888 inhabitants)
70 Km SW of Pesaro (94582 inhabitants)
77 Km W of Ancona (100861 inhabitants)
84 Km N of Terni (111501 inhabitants)
84 Km S of Rimini (147750 inhabitants)
98 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 0.4 2020-03-04
17:24:19		 43.3128 12.6653 9 2020-03-04
18:07:11		 Sala Sismica INGV-Roma 77028481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-04 17:24:19 ± 0.25
Latitude 43.3128 ± 0.0063
Longitude 12.6653 ± 0.0062
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77028481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 696
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 351
Circular confidence region, given by single value of horizontal uncertainty (meter) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.23562
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 77028481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-04 18:07:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2020-03-04T17:24:28.81 0.6 undecidable manual S 306 26.1516 108 -0.1 64
IV.ATVO.HHZ. 2020-03-04T17:24:27.21 0.6 undecidable manual S 290 22.2555 111 -0.43 60
IV.ATBU.EHZ. 2020-03-04T17:24:27.75 0.6 undecidable manual S 332 20.3685 113 0.71 54
IV.ATLO.EHZ. 2020-03-04T17:24:26.91 0.6 undecidable manual S 271 20.868 112 -0.27 62
IV.SSFR.HHZ. 2020-03-04T17:24:25.86 0.6 undecidable manual S 35 16.5723 117 0 66
IV.ATPI.EHZ. 2020-03-04T17:24:25.54 0.3 undecidable manual P 306 26.1516 108 0.66 82
IV.ATSC.EHZ. 2020-03-04T17:24:24.63 0.6 undecidable manual S 8 12.4764 125 0.02 66
IV.ATBU.EHZ. 2020-03-04T17:24:24.03 0.3 undecidable manual P 332 20.3685 113 0.24 94
IV.ATLO.EHZ. 2020-03-04T17:24:24.09 0.3 undecidable manual P 271 20.868 112 0.21 94
IV.ATPC.HHZ. 2020-03-04T17:24:24.18 0.3 undecidable manual P 318 25.0527 109 -0.5 88
IV.MURB.HHZ. 2020-03-04T17:24:24.87 0.6 undecidable manual S 244 12.6762 124 0.21 64
IV.SSFR.HHZ. 2020-03-04T17:24:23.02 0.3 undecidable manual P 35 16.5723 117 -0.09 97
IV.FOSV.EHZ. 2020-03-04T17:24:23.40 0.6 undecidable manual S 104 7.9809 137 -0.04 67
IV.ATVO.HHZ. 2020-03-04T17:24:23.92 0.3 undecidable manual P 290 22.2555 111 -0.22 94
IV.ATFO.HHZ. 2020-03-04T17:24:23.80 0.6 undecidable manual S 308 9.5793 132 -0.04 66
IV.MURB.HHZ. 2020-03-04T17:24:22.45 0.3 undecidable manual P 244 12.6762 124 0.02 99
IV.ATSC.EHZ. 2020-03-04T17:24:22.00 0.3 undecidable manual P 8 12.4764 125 -0.39 92
IV.ATFO.HHZ. 2020-03-04T17:24:21.96 0.3 undecidable manual P 308 9.5793 132 0.01 100
IV.FOSV.EHZ. 2020-03-04T17:24:21.81 0.3 undecidable manual P 104 7.9809 137 0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:0.2 0.000026941415000000004 0.0768 AML other m 2020-03-04T17:24:24.06
IV.ATFO.HHN. ML:0.2 0.000024630094999999996 0.0768 AML other m 2020-03-04T17:24:23.98
IV.MURB.HHE. ML:0.6 0.00004593236 0.3584 AML other m 2020-03-04T17:24:25.08
IV.MURB.HHN. ML:0.4 0.000030592374499999996 0.2176 AML other m 2020-03-04T17:24:25.17
IV.MURB.HNN. ML:0.9 0.00009608179 0.5888 AML other m 2020-03-04T17:24:24.45
IV.ATVO.HHE. ML:0.3 0.0000149779455 0.1408 AML other m 2020-03-04T17:24:27.49
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