Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 13-10-2014 and time 19:29:20 (Italy) in region 6 km E Pietralunga (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km E Pietralunga (PG), on

  • 13-10-2014 17:29:20 (UTC)
  • 13-10-2014 19:29:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4250, 12.5130 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
Pietralunga PG 6 2111 2111
Gubbio PG 10 32216 34327
Cantiano PU 11 2245 36572
Scheggia e Pascelupo PG 13 1393 37965
Montone PG 16 1680 39645
Apecchio PU 17 1882 41527
Cagli PU 17 8731 50258
Costacciaro PG 18 1216 51474
Piobbico PU 18 2029 53503
Umbertide PG 20 16681 70184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
51 Km E of Arezzo (99543 inhabitants)
54 Km N of Foligno (57155 inhabitants)
62 Km SW of Fano (60888 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
71 Km S of Rimini (147750 inhabitants)
82 Km S of Cesena (96758 inhabitants)
84 Km W of Ancona (100861 inhabitants)
96 Km E of Siena (53903 inhabitants)
97 Km SE of Forlì (117913 inhabitants)
97 Km N of Terni (111501 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 1.2 2014-10-13
17:29:20		 43.4252 12.5133 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 8855021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-10-13 17:29:20 ± 0.09
Latitude 43.4252 ± 0.0036
Longitude 12.5133 ± 0.0062
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 8855021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
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) 111
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32915
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 3
Type of magnitude ML
Reference to an origin 8855021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-10-13 18:00:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HNZ. 2014-10-13T17:29:58.99 3.0 undecidable manual Sg 4.77 0
IV.FSSB.HHZ. 2014-10-13T17:29:33.89 0.3 undecidable manual S 35 36.5412 50 0.27 68
IV.ATCC.EHZ. 2014-10-13T17:29:31.46 0.3 undecidable manual S 159 28.5492 107 0.24 69
IV.SSFR.HHZ. 2014-10-13T17:29:28.83 0.1 undecidable manual S 87 21.6672 112 -0.16 95
IV.MURB.HHZ. 2014-10-13T17:29:27.91 0.1 undecidable manual S 177 17.9709 116 0.1 97
IV.FSSB.HHZ. 2014-10-13T17:29:27.98 0.1 undecidable manual P 35 36.5412 50 -0.25 91
IV.PIEI.HHZ. 2014-10-13T17:29:26.38 0.1 undecidable manual S 8 12.3765 125 0.25 94
IV.ATCC.EHZ. 2014-10-13T17:29:26.74 0.1 undecidable manual P 159 28.5492 107 -0.11 95
IV.ATPI.EHZ. 2014-10-13T17:29:25.10 0.1 undecidable manual S 288 9.3795 133 -0.21 96
IV.SSFR.HHZ. 2014-10-13T17:29:25.35 0.1 undecidable manual P 87 21.6672 112 -0.21 94
IV.PIEI.HHZ. 2014-10-13T17:29:24.01 0.1 undecidable manual P 8 12.3765 125 0.1 97
IV.MURB.HHZ. 2014-10-13T17:29:24.98 0.3 undecidable manual P 177 17.9709 116 0.1 72
IV.ATPI.EHZ. 2014-10-13T17:29:23.44 0.1 undecidable manual P 288 9.3795 133 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0.8 0.0000833 1.12 AML other m 2014-10-13T17:29:25.61
IV.ATPI.EHN. ML:0.8 0.0000935 0.92 AML other m 2014-10-13T17:29:26.21
IV.MURB.HHN. ML:1.2 0.000141 1.02 AML other m 2014-10-13T17:29:28.66
IV.MURB.HHE. ML:1.4 0.00020500000000000002 0.22 AML other m 2014-10-13T17:29:29.03
IV.SSFR.HHE. ML:1.2 0.0001265 0.16 AML other m 2014-10-13T17:29:29.57
IV.SSFR.HHN. ML:1.4 0.0001625 1.34 AML other m 2014-10-13T17:29:29.57
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