Earthquake with magnitude of ML 0.1 on date 04-11-2015 and time 21:04:00 (UTC) in region 7 km E Pietralunga (PG)

A magnitude ML 0.1 earthquake occured in region: 7 km E Pietralunga (PG), on

  • 04-11-2015 21:04:00 (UTC)
  • 04-11-2015 22:04:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4520, 12.5190 at 10 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 7 2111 2111
Cantiano PU 9 2245 4356
Gubbio PG 12 32216 36572
Scheggia e Pascelupo PG 13 1393 37965
Apecchio PU 14 1882 39847
Cagli PU 15 8731 48578
Piobbico PU 15 2029 50607
Montone PG 18 1680 52287
Costacciaro PG 19 1216 53503
Frontone PU 19 1300 54803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Perugia (166134 inhabitants)
51 Km E of Arezzo (99543 inhabitants)
57 Km N of Foligno (57155 inhabitants)
59 Km SW of Fano (60888 inhabitants)
60 Km SW of Pesaro (94582 inhabitants)
68 Km S of Rimini (147750 inhabitants)
79 Km S of Cesena (96758 inhabitants)
83 Km W of Ancona (100861 inhabitants)
94 Km SE of Forlì (117913 inhabitants)
97 Km E of Siena (53903 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 2015-11-04
21:04:00
43.4525 12.5188 10 2016-02-19
13:22:41
Bollettino Sismico Italiano INGV 22501181
Reviewed
Rev100
ML 0.2 2015-11-04
21:04:00
43.4573 12.5128 10 2015-11-04
21:18:00
Sala Sismica INGV-Roma 22088631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-11-04 21:04:00 ± 0.16
Latitude 43.4525 ± 0.0027
Longitude 12.5188 ± 0.0050
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22501181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 68
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 139
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.08364
Epicentral distance of station farthest from the epicenter (degree) 0.16458
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 22088631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-11-04 21:18:00

ML:0.1

Field Value
Value 0.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 22501181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-12-01 11:24:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2015-11-04T21:04:07.44 1.0 undecidable manual S 16 18.2706 117 -0.43 23
IV.FRON.EHZ. 2015-11-04T21:04:07.82 0.6 undecidable manual S 66 18.1707 117 -0.02 50
IV.ATVO.HHZ. 2015-11-04T21:04:05.90 0.6 undecidable manual S 229 11.9769 128 -0.12 49
IV.PIEI.HHZ. 2015-11-04T21:04:05.44 0.6 undecidable manual S 8 9.2796 135 0.1 50
IV.ATFO.HHZ. 2015-11-04T21:04:05.56 0.6 undecidable manual S 156 10.3785 132 -0.06 50
IV.FRON.EHZ. 2015-11-04T21:04:04.80 0.3 undecidable manual P 66 18.1707 117 -0.04 74
IV.NARO.HHZ. 2015-11-04T21:04:04.78 0.3 undecidable manual P 16 18.2706 117 -0.07 74
IV.PIEI.HHZ. 2015-11-04T21:04:03.55 0.1 undecidable manual P 8 9.2796 135 0.15 98
IV.ATFO.HHZ. 2015-11-04T21:04:03.62 0.1 undecidable manual P 156 10.3785 132 0.06 100
IV.ATVO.HHZ. 2015-11-04T21:04:03.79 0.3 undecidable manual P 229 11.9769 128 0 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:0.2 0.00002065 1.3 AML other m 2015-11-04T21:04:05.47
IV.ATFO.HHN. ML:0.1 0.000015300000000000003 1.54 AML other m 2015-11-04T21:04:54.38
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