Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 01-02-2014 and time 05:06:47 (UTC) in region 3 km E Pietralunga (PG)

A magnitude ML 1.4 earthquake occured in region: 3 km E Pietralunga (PG), on

  • 01-02-2014 05:06:47 (UTC)
  • 01-02-2014 06:06:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4310, 12.4690 at 8 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 3 2111 2111
Gubbio PG 12 32216 34327
Montone PG 14 1680 36007
Cantiano PU 14 2245 38252
Apecchio PU 15 1882 40134
Scheggia e Pascelupo PG 16 1393 41527
Umbertide PG 18 16681 58208
Piobbico PU 18 2029 60237
Città di Castello PG 19 39913 100150
Cagli PU 19 8731 108881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
48 Km E of Arezzo (99543 inhabitants)
56 Km NW of Foligno (57155 inhabitants)
64 Km SW of Fano (60888 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
71 Km S of Rimini (147750 inhabitants)
81 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km E of Siena (53903 inhabitants)
95 Km SE of Forlì (117913 inhabitants)
98 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 1.4 2014-02-01
05:06:47		 43.4307 12.4693 8 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 5426441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-02-01 05:06:47 ± 0.06
Latitude 43.4307 ± 0.0027
Longitude 12.4693 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 5426441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 269
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 14
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
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) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.47035
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 5426441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-02-01 05:14:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2014-02-01T05:07:04.31 0.3 undecidable manual S 102 52.2033 50 0.16 67
IV.ATCC.EHZ. 2014-02-01T05:06:58.25 0.3 undecidable manual S 153 30.5472 104 0.28 68
IV.FOSV.EHZ. 2014-02-01T05:06:57.20 0.3 undecidable manual S 123 27.9498 106 0.09 71
IV.EL6.EHZ. 2014-02-01T05:06:56.67 0.3 undecidable manual P 102 52.2033 50 -0.25 66
IV.ASSB.HHZ. 2014-02-01T05:06:56.12 0.1 undecidable manual P 160 45.7209 50 0.2 90
IV.ATTE.HHZ. 2014-02-01T05:06:56.79 0.3 undecidable manual S 200 27.4503 106 -0.16 70
IV.FRON.EHZ. 2014-02-01T05:06:55.34 0.3 undecidable manual S 65 22.755 109 -0.06 72
IV.FSSB.HHZ. 2014-02-01T05:06:54.36 0.1 undecidable manual P 40 38.2284 50 -0.41 87
IV.BADI.EHZ. 2014-02-01T05:06:54.71 0.3 undecidable manual S 296 20.1687 111 0.17 71
IV.ATCC.EHZ. 2014-02-01T05:06:53.35 0.6 negative manual P 153 30.5472 104 0 48
IV.PE3.EHZ. 2014-02-01T05:06:53.67 0.6 positive manual P 4 29.5482 105 0.51 43
IV.SSFR.HHZ. 2014-02-01T05:06:52.10 0.3 positive manual P 88 25.2525 107 -0.23 69
IV.ATTE.HHZ. 2014-02-01T05:06:52.89 0.3 undecidable manual P 200 27.4503 106 0.13 71
IV.PIEI.HHZ. 2014-02-01T05:06:52.51 0.3 undecidable manual S 24 12.7761 121 0.26 70
IV.FOSV.EHZ. 2014-02-01T05:06:52.66 1.0 undecidable manual P 123 27.9498 106 -0.19 23
IV.FRON.EHZ. 2014-02-01T05:06:51.73 0.3 undecidable manual P 65 22.755 109 -0.14 71
IV.BADI.EHZ. 2014-02-01T05:06:51.39 0.1 positive manual P 296 20.1687 111 0.02 97
IV.NARO.HHZ. 2014-02-01T05:06:51.50 1.0 undecidable manual P 24 21.867 110 -0.2 23
IV.MURB.HHZ. 2014-02-01T05:06:51.36 0.6 undecidable manual P 167 19.0698 112 0.18 47
IV.ATFO.HHZ. 2014-02-01T05:06:51.62 0.3 undecidable manual S 131 10.878 126 -0.07 73
IV.ATPI.EHZ. 2014-02-01T05:06:50.19 0.3 undecidable manual S 292 5.8941 143 -0.24 71
IV.PIEI.HHZ. 2014-02-01T05:06:50.24 0.3 undecidable manual P 24 12.7761 121 0.19 71
IV.ATVO.HHZ. 2014-02-01T05:06:50.59 0.3 undecidable manual S 223 7.3815 137 -0.19 72
IV.ATFO.HHZ. 2014-02-01T05:06:49.74 1.0 undecidable manual P 131 10.878 126 0.01 25
IV.ATPI.EHZ. 2014-02-01T05:06:49.01 0.1 positive manual P 292 5.8941 143 0.01 100
IV.ATVO.HHZ. 2014-02-01T05:06:49.20 0.1 undecidable manual P 223 7.3815 137 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:1.5 0.00015900000000000002 0.18 AML other m 2014-02-01T05:06:58.49
IV.ATCC.EHE. ML:1.5 0.0001582 1.58 AML other m 2014-02-01T05:07:07.96
IV.ATFO.HHE. ML:1.4 0.00033150000000000003 0.66 AML other m 2014-02-01T05:06:52.03
IV.ATFO.HHN. ML:1.4 0.000317 1.12 AML other m 2014-02-01T05:06:52.23
IV.ATVO.HHE. ML:1.4 0.0004115 0.42 AML other m 2014-02-01T05:06:50.87
IV.ATVO.HHN. ML:1.4 0.0004865 0.26 AML other m 2014-02-01T05:06:50.79
IV.BADI.EHN. ML:1.5 0.0002623 0.78 AML other m 2014-02-01T05:06:55.12
IV.BADI.EHE. ML:1.5 0.000221665 0.52 AML other m 2014-02-01T05:06:55.64
IV.PIEI.HHE. ML:1.5 0.00033899999999999995 1.08 AML other m 2014-02-01T05:06:52.82
IV.PIEI.HHN. ML:1.3 0.00022999999999999998 0.26 AML other m 2014-02-01T05:06:53.16
IV.SSFR.HHE. ML:1.3 0.0001265 0.78 AML other m 2014-02-01T05:06:58.77
IV.SSFR.HHN. ML:1.5 0.000174 0.16 AML other m 2014-02-01T05:06:57.05
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