Earthquake with magnitude of ML 0.6 on date 09-04-2020 and time 04:00:54 (UTC) in region 1 km E Valtopina (PG)

A magnitude ML 0.6 earthquake occured in region: 1 km E Valtopina (PG), on

  • 09-04-2020 04:00:54 (UTC)
  • 09-04-2020 06:00:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0560, 12.7710 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
Valtopina PG 1 1398 1398
Nocera Umbra PG 6 5839 7237
Spello PG 11 8645 15882
Foligno PG 12 57155 73037
Assisi PG 13 28299 101336
Serravalle di Chienti MC 15 1070 102406
Cannara PG 17 4305 106711
Sefro MC 18 422 107133
Valfabbrica PG 18 3389 110522
Bastia Umbra PG 18 21874 132396
Bevagna PG 19 5081 137477
Gualdo Tadino PG 20 15208 152685
Fiuminata MC 20 1402 154087
Trevi PG 20 8469 162556

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NE of Foligno (57155 inhabitants)
32 Km E of Perugia (166134 inhabitants)
56 Km N of Terni (111501 inhabitants)
85 Km SE of Arezzo (99543 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
88 Km NW of Teramo (54892 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
90 Km S of Fano (60888 inhabitants)
94 Km NW of L'Aquila (69753 inhabitants)
96 Km S of Pesaro (94582 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 0.6 2020-04-09
04:00:54
43.0562 12.7712 10 2020-04-09
09:10:02
Sala Sismica INGV-Roma 78037331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-09 04:00:54 ± 0.06
Latitude 43.0562 ± 0.0036
Longitude 12.7712 ± 0.0037
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 78037331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36423
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 78037331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-09 09:10:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-04-09T04:01:15.77 3.0 positive manual P 0.01 0
IV.EL6.EHZ. 2020-04-09T04:01:08.20 0.6 undecidable manual S 41 40.4262 50 0.35 60
IV.MOMA.HHN. 2020-04-09T04:01:05.78 0.6 undecidable manual S 210 32.4453 50 0.07 64
IV.FDMO.HHZ. 2020-04-09T04:01:03.88 0.3 undecidable manual S 95 25.752 50 -0.05 98
IV.EL6.EHZ. 2020-04-09T04:01:02.17 0.3 undecidable manual P 41 40.4262 50 0 96
IV.MML1.HNN. 2020-04-09T04:01:01.20 0.3 undecidable manual S 69 17.4714 120 -0.22 96
IV.ATCC.EHZ. 2020-04-09T04:01:01.52 0.3 undecidable manual S 323 17.871 120 -0.01 100
IV.CESI.HHZ. 2020-04-09T04:01:00.00 0.6 undecidable manual S 118 12.1767 130 0.07 67
IV.MOMA.HHN. 2020-04-09T04:01:00.72 0.6 undecidable manual P 210 32.4453 50 -0.21 62
IV.SNTG.HHZ. 2020-04-09T04:00:59.80 0.3 undecidable manual P 32 25.9518 50 -0.14 96
IV.FDMO.HHZ. 2020-04-09T04:00:59.85 0.3 undecidable manual P 95 25.752 50 -0.05 98
IV.SRES.HHZ. 2020-04-09T04:00:59.89 3.0 positive manual P 0 0
IV.ATCC.EHZ. 2020-04-09T04:00:58.55 0.3 undecidable manual P 323 17.871 120 0.03 100
IV.MML1.HNN. 2020-04-09T04:00:58.55 0.3 undecidable manual P 69 17.4714 120 0.09 98
IV.CESI.HHZ. 2020-04-09T04:00:57.76 0.3 undecidable manual P 118 12.1767 130 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EL6.EHN. ML:0.6 0.000012999595000000001 0.2016 AML other m 2020-04-09T04:01:08.60
IV.EL6.EHE. ML:0.6 0.000017061836 0.7808 AML other m 2020-04-09T04:01:08.89
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