Earthquake with magnitude of ML 0.1 on date 15-05-2014 and time 20:25:14 (UTC) in region 1 km NE Pietralunga (PG)

A magnitude ML 0.1 earthquake occured in region: 1 km NE Pietralunga (PG), on

  • 15-05-2014 20:25:14 (UTC)
  • 15-05-2014 22:25:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4510, 12.4440 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.

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 1 2111 2111
Apecchio PU 12 1882 3993
Montone PG 13 1680 5673
Cantiano PU 15 2245 7918
Gubbio PG 15 32216 40134
Piobbico PU 16 2029 42163
CittĂ  di Castello PG 17 39913 82076
Umbertide PG 19 16681 98757
Scheggia e Pascelupo PG 19 1393 100150
Cagli PU 20 8731 108881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
59 Km NW of Foligno (57155 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
64 Km SW of Fano (60888 inhabitants)
69 Km S of Rimini (147750 inhabitants)
78 Km S of Cesena (96758 inhabitants)
89 Km W of Ancona (100861 inhabitants)
91 Km E of Siena (53903 inhabitants)
92 Km SE of Forlì (117913 inhabitants)
100 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 0.1 2014-05-15
20:25:14
43.451 12.4442 8 2015-09-21
09:36:50
Bollettino Sismico Italiano INGV 17817601
Reviewed
Rev100
ML 0.2 2014-05-15
20:25:13
43.414 12.5223 8 2014-10-21
12:08:56
Sala Sismica INGV-Roma 6496461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-05-15 20:25:14 ± 0.08
Latitude 43.4510 ± 0.0018
Longitude 12.4442 ± 0.0050
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 17817601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 427
Semi-minor axis of confidence ellipse (meter) 164
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.03
Epicentral distance of station closest to the epicenter (degree) 0.03058
Epicentral distance of station farthest from the epicenter (degree) 0.10702
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 17817601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-03-16 16:46:28

ML:0.2

Field Value
Value 0.2
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 6496461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-05-15 21:21:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2014-05-15T20:25:19.12 0.6 undecidable manual S 38 11.877 123 0.02 67
IV.ATVO.HHZ. 2014-05-15T20:25:18.06 0.6 undecidable manual S 202 8.1807 134 -0.03 67
IV.ATPI.EHZ. 2014-05-15T20:25:17.10 0.6 undecidable manual S 269 3.3966 157 -0.01 68
IV.ATVO.HHZ. 2014-05-15T20:25:16.46 0.6 positive manual P 202 8.1807 134 0.04 67
IV.PIEI.HHZ. 2014-05-15T20:25:16.97 0.3 positive manual P 38 11.877 123 -0.04 100
IV.ATPI.EHZ. 2014-05-15T20:25:15.87 1.0 positive manual P 269 3.3966 157 0.01 34
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.2 0.00002195 0.28 AML other m 2014-05-15T20:25:19.35
IV.PIEI.HHN. ML:0.1 0.00001675 0.58 AML other m 2014-05-15T20:25:19.77
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