Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 30-01-2014 and time 23:09:54 (UTC) in region 5 km E Pietralunga (PG)

A magnitude ML 1.5 earthquake occured in region: 5 km E Pietralunga (PG), on

  • 30-01-2014 23:09:54 (UTC)
  • 31-01-2014 00:09:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4300, 12.4990 at 9 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
Pietralunga PG 5 2111 2111
Gubbio PG 11 32216 34327
Cantiano PU 12 2245 36572
Scheggia e Pascelupo PG 14 1393 37965
Montone PG 16 1680 39645
Apecchio PU 16 1882 41527
Piobbico PU 18 2029 43556
Cagli PU 18 8731 52287
Costacciaro PG 19 1216 53503
Umbertide PG 19 16681 70184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
50 Km E of Arezzo (99543 inhabitants)
55 Km NW 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)
81 Km S of Cesena (96758 inhabitants)
85 Km W of Ancona (100861 inhabitants)
95 Km E of Siena (53903 inhabitants)
96 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
Bulletin
Rev1000 		ML 1.5 2014-01-30
23:09:54		 43.4297 12.4987 9 2015-09-21
09:33:28		 Bollettino Sismico Italiano INGV 7761941
Reviewed
Rev100 		ML 1.5 2014-01-30
23:09:54		 43.4268 12.505 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 5418911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-01-30 23:09:54 ± 0.05
Latitude 43.4297 ± 0.0018
Longitude 12.4987 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 7761941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 244
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 128
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 7761941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-08-12 00:25:11

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 5418911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-01-30 23:15:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2014-01-30T23:10:12.99 3.0 undecidable manual S -0.23 0
IV.FSSB.HHZ. 2014-01-30T23:10:07.37 0.6 undecidable manual S 37 36.8298 50 0.1 47
IV.ARVD.HHZ. 2014-01-30T23:10:07.16 0.3 undecidable manual S 78 36.4413 50 -0.02 72
IV.PARC.HHZ. 2014-01-30T23:10:06.20 0.3 undecidable manual S 319 32.0457 50 0.2 70
IV.ATCC.EHZ. 2014-01-30T23:10:05.51 0.1 undecidable manual S 157 29.4483 107 0.28 92
IV.BADI.EHZ. 2014-01-30T23:10:03.12 0.1 undecidable manual S 294 22.3554 112 0.2 94
IV.MURB.HHZ. 2014-01-30T23:10:02.04 0.1 undecidable manual S 174 18.5703 116 0.31 93
IV.FRON.EHZ. 2014-01-30T23:10:02.36 0.1 undecidable manual S 62 20.7681 114 -0.04 98
IV.NARO.HHZ. 2014-01-30T23:10:02.38 0.3 undecidable manual S 18 21.1677 113 -0.16 72
IV.FSSB.HHZ. 2014-01-30T23:10:01.74 0.3 undecidable manual P 37 36.8298 50 -0.15 70
IV.ARVD.HHZ. 2014-01-30T23:10:01.60 0.6 undecidable manual P 78 36.4413 50 -0.24 46
IV.ATCC.EHZ. 2014-01-30T23:10:00.57 0.3 undecidable manual P 157 29.4483 107 -0.14 71
IV.FOSV.EHZ. 2014-01-30T23:10:00.00 0.6 undecidable manual P 125 25.9518 109 -0.05 48
IV.PARC.HHZ. 2014-01-30T23:10:00.94 0.6 undecidable manual P 319 32.0457 50 -0.22 46
IV.PIEI.HHZ. 2014-01-30T23:10:00.08 0.1 undecidable manual S 14 12.0768 127 0.27 95
IV.NARO.HHZ. 2014-01-30T23:09:59.09 0.1 undecidable manual P 18 21.1677 113 -0.07 97
IV.FRON.EHZ. 2014-01-30T23:09:59.01 0.1 undecidable manual P 62 20.7681 114 -0.07 97
IV.BADI.EHZ. 2014-01-30T23:09:59.41 0.3 undecidable manual P 294 22.3554 112 0.03 73
IV.ATPI.EHZ. 2014-01-30T23:09:58.63 0.1 undecidable manual S 287 8.0808 138 -0.14 98
IV.MURB.HHZ. 2014-01-30T23:09:58.59 0.6 undecidable manual P 174 18.5703 116 -0.1 49
IV.ATVO.HHZ. 2014-01-30T23:09:58.69 0.1 undecidable manual S 235 9.0798 135 -0.32 94
IV.ATVO.HHZ. 2014-01-30T23:09:57.07 0.1 undecidable manual P 235 9.0798 135 -0.05 100
IV.PIEI.HHZ. 2014-01-30T23:09:57.81 0.1 undecidable manual P 14 12.0768 127 0.23 96
IV.ATPI.EHZ. 2014-01-30T23:09:57.03 0.1 undecidable manual P 287 8.0808 138 0.04 100
IV.ATFO.HHZ. 2014-01-30T23:09:56.96 0.1 undecidable manual P 140 9.0798 135 -0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.7 0.0006825 0.46 AML other m 2014-01-30T23:09:58.83
IV.ATFO.HHE. ML:1.7 0.0006635 0.12 AML other m 2014-01-30T23:09:59.00
IV.ATPI.EHE. ML:1.7 0.0007130000000000001 0.58 AML other m 2014-01-30T23:09:59.02
IV.ATPI.EHN. ML:1.7 0.000798 0.12 AML other m 2014-01-30T23:09:58.77
IV.ATVO.HHN. ML:1.6 0.000508 0.14 AML other m 2014-01-30T23:09:58.86
IV.ATVO.HHE. ML:1.5 0.00047950000000000005 0.32 AML other m 2014-01-30T23:09:59.02
IV.FRON.EHN. ML:1.6 0.0002635 0.12 AML other m 2014-01-30T23:10:02.88
IV.FRON.EHE. ML:1.2 0.00010505 1.02 AML other m 2014-01-30T23:10:02.76
IV.FSSB.HHE. ML:1.4 0.00009545 1.44 AML other m 2014-01-30T23:10:09.80
IV.FSSB.HHN. ML:1.4 0.00010594999999999999 1.58 AML other m 2014-01-30T23:11:06.89
IV.MURB.HHE. ML:1.8 0.0004965000000000001 0.22 AML other m 2014-01-30T23:10:03.07
IV.MURB.HHN. ML:1.6 0.000317 0.2 AML other m 2014-01-30T23:10:02.40
IV.PARC.HHE. ML:1.4 0.0001185 1.3 AML other m 2014-01-30T23:10:06.54
IV.PARC.HHN. ML:1.2 0.00007005 1.54 AML other m 2014-01-30T23:10:06.75
IV.PIEI.HHE. ML:1.4 0.0003125 0.78 AML other m 2014-01-30T23:10:00.92
IV.PIEI.HHN. ML:1.3 0.000241 0.24 AML other m 2014-01-30T23:10:00.81
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