Earthquake with magnitude of ML 0.1 on date 09-08-2016 and time 02:09:26 (UTC) in region 3 km N Pietralunga (PG)

A magnitude ML 0.1 earthquake occured in region: 3 km N Pietralunga (PG), on

  • 09-08-2016 02:09:26 (UTC)
  • 09-08-2016 04:09:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4660, 12.4330 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.

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
Apecchio PU 10 1882 3993
Montone PG 14 1680 5673
Piobbico PU 15 2029 7702
CittĂ  di Castello PG 16 39913 47615
Cantiano PU 16 2245 49860
Gubbio PG 17 32216 82076
Umbertide PG 20 16681 98757
Cagli PU 20 8731 107488

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Perugia (166134 inhabitants)
44 Km E of Arezzo (99543 inhabitants)
61 Km NW of Foligno (57155 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
63 Km SW of Fano (60888 inhabitants)
67 Km S of Rimini (147750 inhabitants)
76 Km S of Cesena (96758 inhabitants)
89 Km W of Ancona (100861 inhabitants)
90 Km SE of Forlì (117913 inhabitants)
90 Km E of Siena (53903 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 0.1 2016-08-09
02:09:26
43.4663 12.4328 9 2016-08-09
02:14:36
Sala Sismica INGV-Roma 26749401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-09 02:09:26 ± 0.46
Latitude 43.4663 ± 0.0144
Longitude 12.4328 ± 0.0335
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 26749401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3006
Semi-minor axis of confidence ellipse (meter) 724
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 299
Circular confidence region, given by single value of horizontal uncertainty (meter) 3010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17986
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 26749401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-08-09 02:14:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLLN.EHZ. 2016-08-09T02:10:45.54 3.0 negative manual Pn -3.42 0
IV.MRGE.HHZ. 2016-08-09T02:10:45.73 3.0 undecidable manual Pg 15.39 0
CR.STON.BHZ. 2016-08-09T02:10:28.84 3.0 undecidable manual Pn 2.55 0
IV.LAV9.HHZ. 2016-08-09T02:10:20.99 3.0 undecidable manual Sn 0 0
IV.CELB.HHZ. 2016-08-09T02:10:16.99 3.0 undecidable manual Sg 0 0
IV.VAGA.HHZ. 2016-08-09T02:10:14.05 3.0 negative manual Pg 8.15 0
IV.IMOL.EHZ. 2016-08-09T02:09:38.45 3.0 negative manual P -5.02 0
IV.NARO.HHZ. 2016-08-09T02:09:34.05 0.1 undecidable manual S 36 19.9689 113 -0.47 88
IV.PIEI.HHZ. 2016-08-09T02:09:32.18 0.1 undecidable manual S 47 11.2776 127 0.28 93
IV.NARO.HHZ. 2016-08-09T02:09:31.44 0.6 undecidable manual P 36 19.9689 113 0.1 48
IV.ATVO.HHZ. 2016-08-09T02:09:31.27 0.1 undecidable manual S 193 9.5793 132 -0.18 96
IV.PIEI.HHZ. 2016-08-09T02:09:30.14 0.6 negative manual P 47 11.2776 127 0.32 46
IV.ATPI.EHZ. 2016-08-09T02:09:30.12 0.1 undecidable manual S 235 2.997 161 -0.02 100
IV.ATPI.EHZ. 2016-08-09T02:09:29.05 0.6 undecidable manual P 235 2.997 161 0.24 48
IV.ATVO.HHZ. 2016-08-09T02:09:29.60 0.1 undecidable manual P 193 9.5793 132 0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.1 0.000013599999999999999 0.34 AML other m 2016-08-09T02:09:32.76
IV.PIEI.HHE. ML:0.2 0.000019450000000000002 1.38 AML other m 2016-08-09T02:09:32.75
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