Earthquake with magnitude of ML 1.0 on date 10-08-2013 and time 20:43:50 (Italy) in region 3 km E Sefro (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km E Sefro (MC), on

  • 10-08-2013 18:43:50 (UTC)
  • 10-08-2013 20:43:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.15, 12.99 at 19 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sefro MC 3 422 422
Pioraco MC 4 1134 1556
Camerino MC 6 6974 8530
Fiuminata MC 7 1402 9932
Muccia MC 8 915 10847
Serravalle di Chienti MC 9 1070 11917
Castelraimondo MC 9 4587 16504
Pievebovigliana MC 12 866 17370
Gagliole MC 12 620 17990
Pieve Torina MC 12 1458 19448
Esanatoglia MC 12 2034 21482
Matelica MC 13 9981 31463
Fiordimonte MC 15 202 31665
Serrapetrona MC 17 966 32631
Nocera Umbra PG 17 5839 38470
Monte Cavallo MC 17 145 38615
San Severino Marche MC 18 12726 51341
Fiastra MC 18 559 51900
Caldarola MC 19 1823 53723
Gualdo Tadino PG 19 15208 68931
Cerreto d'Esi AN 20 3817 72748
Acquacanina MC 20 121 72869

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
68 Km SW of Ancona (100861 inhabitants)
71 Km NE of Terni (111501 inhabitants)
78 Km S of Fano (60888 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
85 Km S of Pesaro (94582 inhabitants)
94 Km NW of L'Aquila (69753 inhabitants)
97 Km E of Arezzo (99543 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
Rev 1000 ML 1.0 2013-08-10
18:43:50
43.15 12.99 19 2015-01-20
11:28:27
Bollettino Sismico Italiano INGV 5210331
Rev 100 ML 1.0 2013-08-10
18:43:50
43.14 12.99 21 2014-10-21
12:08:56
Sala Sismica INGV-Roma 4237541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-08-10 18:43:50 ± 0.11
Latitude 43.15 ± 0.00
Longitude 12.99 ± 0.00
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 5210331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 500
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 25
Circular confidence region, given by single value of horizontal uncertainty (meter) 500
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.11511
Epicentral distance of station farthest from the epicenter (degree) 0.51171
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 4237541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-08-10 18:49:55

ML:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 5210331
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:06:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2013-08-10T18:44:08.42 0.1 undecidable manual S 320 0.5117 100 0.14 91
IV.MURB.HHZ. 2013-08-10T18:44:04.36 0.1 undecidable manual S 289 0.3597 106 0.47 87
IV.ATCC.EHZ. 2013-08-10T18:44:01.15 0.1 undecidable manual S 279 0.259 114 0.06 97
IV.PIEI.HHZ. 2013-08-10T18:44:00.56 0.1 undecidable manual P 320 0.5117 100 -0.2 89
IV.FOSV.EHZ. 2013-08-10T18:44:00.19 0.1 undecidable manual S 312 0.2239 118 0.03 98
IV.EL6.EHZ. 2013-08-10T18:43:59.64 0.1 undecidable manual S 24 0.1996 122 0.11 96
IV.CESI.HHZ. 2013-08-10T18:43:58.48 0.1 undecidable manual S 204 0.1547 131 0.01 99
IV.CSP1.EHZ. 2013-08-10T18:43:58.99 0.1 undecidable manual S 109 0.1646 128 0.3 93
IV.MURB.HHZ. 2013-08-10T18:43:58.24 0.1 undecidable manual P 289 0.3597 106 0.02 96
IV.FDMO.HHZ. 2013-08-10T18:43:57.92 0.1 undecidable manual S 147 0.1304 136 -0.01 100
IV.SNTG.HHZ. 2013-08-10T18:43:57.51 0.1 undecidable manual S 341 0.1151 141 -0.12 98
IV.ATCC.EHZ. 2013-08-10T18:43:56.51 0.1 undecidable manual P 279 0.259 114 -0.1 95
IV.CSP1.EHZ. 2013-08-10T18:43:55.28 0.1 undecidable manual P 109 0.1646 128 0.06 98
IV.EL6.EHZ. 2013-08-10T18:43:55.62 0.1 undecidable manual P 24 0.1996 122 -0.09 97
IV.FOSV.EHZ. 2013-08-10T18:43:55.83 0.1 undecidable manual P 312 0.2239 118 -0.24 93
IV.CESI.HHZ. 2013-08-10T18:43:55.00 0.1 undecidable manual P 204 0.1547 131 -0.09 97
IV.SNTG.HHZ. 2013-08-10T18:43:54.41 0.1 undecidable manual P 341 0.1151 141 -0.2 96
IV.FDMO.HHZ. 2013-08-10T18:43:54.63 0.1 undecidable manual P 147 0.1304 136 -0.15 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:0.6 2.7E-5 0.56 AML other m 2013-08-10T18:43:58.99
IV.CESI.HHE. ML:0.3 1.24E-5 1.52 AML other m 2013-08-10T18:43:58.81
IV.EL6.EHN. ML:1.4 0.0001235 1.58 AML other m 2013-08-10T18:43:50.56
IV.EL6.EHE. ML:1.3 0.0001013 1.58 AML other m 2013-08-10T18:44:55.07
IV.FDMO.HHN. ML:0.9 5.775E-5 0.24 AML other m 2013-08-10T18:43:58.18
IV.FDMO.HHE. ML:1 6.425E-5 0.32 AML other m 2013-08-10T18:43:58.05
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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