Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 17-05-2014 and time 01:34:00 (Italy) in region 6 km E Pietralunga (PG)

A magnitude ML 1.0 earthquake occured in region: 6 km E Pietralunga (PG), on

  • 16-05-2014 23:34:00 (UTC)
  • 17-05-2014 01:34:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4180, 12.5060 at 8 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 6 2111 2111
Gubbio PG 9 32216 34327
Cantiano PU 12 2245 36572
Scheggia e Pascelupo PG 13 1393 37965
Montone PG 16 1680 39645
Apecchio PU 17 1882 41527
Costacciaro PG 18 1216 42743
Cagli PU 18 8731 51474
Umbertide PG 19 16681 68155
Piobbico PU 19 2029 70184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km N of Perugia (166134 inhabitants)
51 Km E of Arezzo (99543 inhabitants)
54 Km NW of Foligno (57155 inhabitants)
63 Km SW of Fano (60888 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
72 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
85 Km W of Ancona (100861 inhabitants)
96 Km E of Siena (53903 inhabitants)
96 Km N of Terni (111501 inhabitants)
97 Km SE of Forlì (117913 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 1.0 2014-05-16
23:34:00		 43.4185 12.5058 8 2015-09-21
09:36:50		 Bollettino Sismico Italiano INGV 17453331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-05-16 23:34:00 ± 0.09
Latitude 43.4185 ± 0.0027
Longitude 12.5058 ± 0.0050
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 17453331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 304
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.32555
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 17453331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-03-09 23:45:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2014-05-16T23:34:10.79 0.6 undecidable manual S 157 28.0497 107 0.32 45
IV.FOSV.EHZ. 2014-05-16T23:34:09.33 0.6 undecidable manual S 124 24.753 109 -0.04 48
IV.FRON.EHZ. 2014-05-16T23:34:08.12 0.6 undecidable manual S 58 20.868 112 0.02 49
IV.NARO.HHZ. 2014-05-16T23:34:08.32 0.6 undecidable manual S 16 22.1556 111 -0.2 47
IV.ARVD.HHZ. 2014-05-16T23:34:07.27 0.3 undecidable manual P 76 36.1416 50 -0.37 66
IV.PE3.EHZ. 2014-05-16T23:34:07.00 0.6 undecidable manual P 359 30.747 105 0.3 45
IV.MURB.HHZ. 2014-05-16T23:34:07.21 0.6 undecidable manual S 175 17.2716 116 0.23 47
IV.APEC.HHZ. 2014-05-16T23:34:07.08 0.6 undecidable manual S 336 16.9719 116 0.2 48
IV.ATCC.EHZ. 2014-05-16T23:34:06.26 0.3 undecidable manual P 157 28.0497 107 0.09 72
IV.FOSV.EHZ. 2014-05-16T23:34:05.77 0.3 undecidable manual P 124 24.753 109 0.24 70
IV.PIEI.HHZ. 2014-05-16T23:34:05.94 0.6 undecidable manual S 10 13.1757 122 0.21 48
IV.MURB.HHZ. 2014-05-16T23:34:04.19 0.3 undecidable manual P 175 17.2716 116 0.03 74
IV.ATPI.EHZ. 2014-05-16T23:34:04.46 0.3 undecidable manual S 293 9.0798 133 -0.13 73
IV.APEC.HHZ. 2014-05-16T23:34:04.21 0.1 undecidable manual P 336 16.9719 116 0.11 97
IV.FRON.EHZ. 2014-05-16T23:34:04.71 0.1 undecidable manual P 58 20.868 112 -0.09 97
IV.NARO.HHZ. 2014-05-16T23:34:04.92 0.1 undecidable manual P 16 22.1556 111 -0.13 96
IV.ATVO.HHZ. 2014-05-16T23:34:04.24 0.6 undecidable manual S 243 8.9799 133 -0.31 47
IV.ATFO.HHZ. 2014-05-16T23:34:03.94 0.6 undecidable manual S 137 7.7811 137 -0.34 47
IV.PIEI.HHZ. 2014-05-16T23:34:03.58 0.1 undecidable manual P 10 13.1757 122 0.14 97
IV.ATFO.HHZ. 2014-05-16T23:34:02.48 0.1 undecidable manual P 137 7.7811 137 -0.12 98
IV.ATVO.HHZ. 2014-05-16T23:34:02.69 0.1 positive manual P 243 8.9799 133 -0.07 99
IV.ATPI.EHZ. 2014-05-16T23:34:02.80 0.1 undecidable manual P 293 9.0798 133 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:0.8 0.00005505 0.12 AML other m 2014-05-16T23:34:51.70
IV.APEC.HHE. ML:0.9 0.00006520000000000001 0.86 AML other m 2014-05-16T23:34:51.76
IV.ATCC.EHN. ML:1.6 0.000235 0.6 AML other m 2014-05-16T23:34:46.93
IV.ATCC.EHE. ML:1.8 0.0003235 1.1 AML other m 2014-05-16T23:34:46.87
IV.ATFO.HHN. ML:1.7 0.000812 0.26 AML other m 2014-05-16T23:34:44.83
IV.ATFO.HHE. ML:1.6 0.0007005000000000001 1.26 AML other m 2014-05-16T23:34:44.83
IV.ATPI.EHN. ML:0.8 0.00010375000000000001 0.1 AML other m 2014-05-16T23:34:04.54
IV.ATPI.EHE. ML:0.9 0.00012054999999999999 0.46 AML other m 2014-05-16T23:34:48.53
IV.ATVO.HHE. ML:1.2 0.000253 0.1 AML other m 2014-05-16T23:34:46.44
IV.ATVO.HHN. ML:1.3 0.00027749999999999997 0.32 AML other m 2014-05-16T23:34:46.33
IV.FOSV.EHE. ML:1.1 0.00008265 1.32 AML other m 2014-05-16T23:34:48.45
IV.FOSV.EHN. ML:1.1 0.0000686 1.1 AML other m 2014-05-16T23:34:50.59
IV.FRON.EHE. ML:0.8 0.0000521 0.3 AML other m 2014-05-16T23:34:51.01
IV.FRON.EHN. ML:1.1 0.00008785 0.4 AML other m 2014-05-16T23:34:51.70
IV.NARO.HHE. ML:0.7 0.000036049999999999995 0.72 AML other m 2014-05-16T23:34:52.83
IV.NARO.HHN. ML:0.6 0.0000277 0.48 AML other m 2014-05-16T23:34:53.18
IV.PIEI.HHE. ML:1.0 0.00010475000000000001 0.32 AML other m 2014-05-16T23:34:51.44
IV.PIEI.HHN. ML:0.7 0.000054449999999999995 0.24 AML other m 2014-05-16T23:34:50.89
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