Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 08-01-2013 and time 06:39:15 (Italy) in region 1 km E Montegallo (AP)

A magnitude ML 1.7 earthquake occured in region: 1 km E Montegallo (AP), on

  • 08-01-2013 05:39:15 (UTC)
  • 08-01-2013 06:39:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8430, 13.3420 at 24 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.

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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
Montegallo AP 1 523 523
Montemonaco AP 7 604 1127
Arquata del Tronto AP 9 1178 2305
Acquasanta Terme AP 10 2916 5221
Roccafluvione AP 11 2010 7231
Montefortino FM 11 1178 8409
Palmiano AP 12 196 8605
Venarotta AP 13 2066 10671
Comunanza AP 14 3166 13837
Amandola FM 16 3629 17466
Castelsantangelo sul Nera MC 16 281 17747
Valle Castellana TE 17 977 18724
Accumoli RI 18 667 19391
Force AP 18 1354 20745
Montefalcone Appennino FM 19 424 21169
Ascoli Piceno AP 19 49407 70576
Bolognola MC 19 142 70718
Smerillo FM 20 365 71083

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Teramo (54892 inhabitants)
53 Km E of Foligno (57155 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
65 Km E of Terni (111501 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
83 Km NW of Pescara (121014 inhabitants)
83 Km E of Perugia (166134 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
87 Km S of Ancona (100861 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
Bulletin
Rev1000 		ML 1.7 2013-01-08
05:39:15		 42.8427 13.342 24 2015-01-20
11:18:17		 Bollettino Sismico Italiano INGV 3112301
Reviewed
Rev100 		ML 1.6 2013-01-08
05:39:15		 42.8278 13.3102 25 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2810861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-01-08 05:39:15 ± 0.14
Latitude 42.8427 ± 0.0045
Longitude 13.3420 ± 0.0098
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3112301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 611
Semi-minor axis of confidence ellipse (meter) 583
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
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 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.16727
Epicentral distance of station farthest from the epicenter (degree) 0.60344
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 3112301
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:24:14

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 2810861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-01-08 05:43:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2013-01-08T05:39:37.20 1.0 undecidable manual S 163 66.9774 103 1.16 16
IV.EL6.EHZ. 2013-01-08T05:39:34.40 1.0 undecidable manual S 340 57.3981 106 0.85 19
IV.SNTG.HHZ. 2013-01-08T05:39:33.90 1.0 undecidable manual S 325 56.0994 106 0.67 20
IV.CESI.HHZ. 2013-01-08T05:39:29.20 0.6 undecidable manual S 297 39.8268 114 0.07 49
IV.LNSS.HHE. 2013-01-08T05:39:28.78 0.6 undecidable manual S 223 36.2415 116 0.52 44
IV.CAMP.HHE. 2013-01-08T05:39:27.90 0.3 undecidable manual S 171 34.4433 118 0.06 75
IV.FAGN.HHZ. 2013-01-08T05:39:27.44 0.3 undecidable manual P 163 66.9774 103 0.16 69
IV.TERO.HHZ. 2013-01-08T05:39:27.50 0.6 undecidable manual S 139 32.4453 119 0.14 49
IV.CSP1.EHE. 2013-01-08T05:39:26.74 0.3 undecidable manual S 338 29.748 122 -0.02 76
IV.FEMA.HNE. 2013-01-08T05:39:26.32 0.6 undecidable manual S 299 27.1506 125 0.14 49
IV.GUMA.HHE. 2013-01-08T05:39:26.09 0.6 undecidable manual S 359 24.4533 128 0.51 46
IV.FDMO.HHZ. 2013-01-08T05:39:26.40 1.0 undecidable manual S 316 29.8479 122 -0.36 24
IV.SNTG.HHZ. 2013-01-08T05:39:25.57 0.6 undecidable manual P 325 56.0994 106 -0.09 47
IV.EL6.EHZ. 2013-01-08T05:39:25.84 1.0 undecidable manual P 340 57.3981 106 0 24
IV.SMA1.EHZ. 2013-01-08T05:39:25.10 0.6 undecidable manual S 181 23.5542 129 -0.3 48
IV.NRCA.HHE. 2013-01-08T05:39:24.13 0.3 undecidable manual S 267 18.5703 137 -0.3 73
IV.CESI.HHZ. 2013-01-08T05:39:23.20 0.1 undecidable manual P 297 39.8268 114 -0.09 98
IV.TERO.HHZ. 2013-01-08T05:39:22.12 0.1 undecidable manual P 139 32.4453 119 -0.15 97
IV.LNSS.HHE. 2013-01-08T05:39:22.76 0.1 undecidable manual P 223 36.2415 116 -0.03 99
IV.CAMP.HHE. 2013-01-08T05:39:22.38 0.1 undecidable manual P 171 34.4433 118 -0.17 96
IV.GUMA.HHE. 2013-01-08T05:39:21.42 0.1 undecidable manual P 359 24.4533 128 0.18 99
IV.SMA1.EHZ. 2013-01-08T05:39:21.04 0.1 undecidable manual P 181 23.5542 129 -0.1 100
IV.CSP1.EHE. 2013-01-08T05:39:21.83 0.1 undecidable manual P 338 29.748 122 -0.09 99
IV.FDMO.HHZ. 2013-01-08T05:39:21.68 0.1 undecidable manual P 316 29.8479 122 -0.24 96
IV.FEMA.HNE. 2013-01-08T05:39:21.66 0.1 undecidable manual P 299 27.1506 125 0.08 100
IV.NRCA.HHE. 2013-01-08T05:39:20.39 0.1 undecidable manual P 267 18.5703 137 -0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.5 0.00008575 0.66 AML other m 2013-01-08T05:39:29.74
IV.CESI.HHN. ML:1.4 0.00007209999999999999 0.42 AML other m 2013-01-08T05:39:29.73
IV.FAGN.HHE. ML:2.0 0.0001639 0.6 AML other m 2013-01-08T05:39:39.16
IV.FAGN.HHN. ML:1.7 0.00008595 1.38 AML other m 2013-01-08T05:39:42.37
IV.FDMO.HHE. ML:1.6 0.00014350000000000002 0.24 AML other m 2013-01-08T05:39:26.80
IV.FDMO.HHN. ML:1.7 0.00019 0.34 AML other m 2013-01-08T05:39:26.84
IV.GUMA.HHN. ML:2.0 0.0004285 1.56 AML other m 2013-01-08T05:39:27.13
IV.GUMA.HHE. ML:2.1 0.0005855 0.34 AML other m 2013-01-08T05:39:28.55
IV.LNSS.HHE. ML:1.8 0.0002045 0.2 AML other m 2013-01-08T05:39:28.93
IV.LNSS.HHN. ML:1.7 0.000174 1.14 AML other m 2013-01-08T05:39:29.30
IV.TERO.HHN. ML:1.4 0.00008425 0.66 AML other m 2013-01-08T05:39:27.93
IV.TERO.HHE. ML:1.4 0.00009005 0.3 AML other m 2013-01-08T05:39:27.64
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download