Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 05-05-2020 and time 01:48:39 (UTC) in region 6 km SW Serravalle di Chienti (MC)

A magnitude ML 0.4 earthquake occured in region: 6 km SW Serravalle di Chienti (MC), on

  • 05-05-2020 01:48:39 (UTC)
  • 05-05-2020 03:48:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0340, 12.9100 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
Serravalle di Chienti MC 6 1070 1070
Monte Cavallo MC 9 145 1215
Pieve Torina MC 12 1458 2673
Muccia MC 12 915 3588
Valtopina PG 13 1398 4986
Sefro MC 13 422 5408
Nocera Umbra PG 13 5839 11247
Pievebovigliana MC 15 866 12113
Fiordimonte MC 15 202 12315
Sellano PG 16 1079 13394
Camerino MC 17 6974 20368
Pioraco MC 17 1134 21502
Fiuminata MC 17 1402 22904
Visso MC 19 1107 24011
Foligno PG 19 57155 81166
Spello PG 20 8645 89811

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
77 Km NW of Teramo (54892 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Fano (60888 inhabitants)
95 Km NE of Viterbo (67173 inhabitants)
96 Km SE of Arezzo (99543 inhabitants)
98 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 0.4 2020-05-05
01:48:39		 43.034 12.9102 9 2020-05-05
01:56:25		 Sala Sismica INGV-Roma 78850601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-05 01:48:39 ± 0.13
Latitude 43.0340 ± 0.0027
Longitude 12.9102 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78850601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 290
Semi-minor axis of confidence ellipse (meter) 205
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 11
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22213
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
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 78850601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-05 01:56:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPGN.EHZ. 2020-05-05T01:48:55.31 3.0 undecidable manual P -1.35 0
IV.SNTG.HHZ. 2020-05-05T01:48:48.43 0.1 undecidable manual S 6 24.6531 111 0.04 96
IV.ASSB.HHZ. 2020-05-05T01:48:46.88 0.1 undecidable manual S 273 20.3685 114 -0.16 94
IV.FDMO.HHZ. 2020-05-05T01:48:45.07 0.1 undecidable manual S 89 14.3745 123 -0.13 96
IV.SNTG.HHZ. 2020-05-05T01:48:44.39 0.1 undecidable manual P 6 24.6531 111 -0.14 94
IV.MML1.EHE. 2020-05-05T01:48:44.05 0.1 undecidable manual S 29 10.0788 133 0.02 99
IV.CSP1.EHZ. 2020-05-05T01:48:44.67 3.0 undecidable manual P 0.05 0
IV.ASSB.HHZ. 2020-05-05T01:48:43.82 0.6 negative manual P 273 20.3685 114 0.07 48
IT.MTCL.HGZ. 2020-05-05T01:48:43.44 0.3 undecidable manual S 122 8.4804 138 -0.19 72
IV.FDMO.HHZ. 2020-05-05T01:48:42.71 0.1 undecidable manual P 89 14.3745 123 0.02 98
IV.MML1.EHE. 2020-05-05T01:48:42.15 0.1 undecidable manual P 29 10.0788 133 0.14 97
IV.CESI.HHZ. 2020-05-05T01:48:42.70 0.1 undecidable manual S 188 3.2967 161 0.02 100
IT.MTCL.HGZ. 2020-05-05T01:48:41.86 0.1 undecidable manual P 122 8.4804 138 0.08 98
IV.CESI.HHZ. 2020-05-05T01:48:41.44 0.1 undecidable manual P 188 3.2967 161 0.21 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.8 0.00010415 0.16 AML other m 2020-05-05T01:48:42.80
IV.CESI.HHN. ML:0.6 0.0000734 0.14 AML other m 2020-05-05T01:48:42.89
IV.FDMO.HHN. ML:0.4 0.00002455 0.16 AML other m 2020-05-05T01:48:45.25
IV.FDMO.HHE. ML:0.3 0.0000195 0.12 AML other m 2020-05-05T01:48:45.35
IV.ASSB.HHE. ML:0.4 0.000019200000000000003 1.56 AML other m 2020-05-05T01:48:47.16
IV.ASSB.HHN. ML:0.3 0.00001675 1.18 AML other m 2020-05-05T01:48:47.97
IV.SNTG.HHN. ML:0.5 0.00002 0.14 AML other m 2020-05-05T01:48:48.95
IV.SNTG.HHE. ML:0.7 0.00002765 0.08 AML other m 2020-05-05T01:48:48.95
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