Earthquake with magnitude of ML 0.3 on date 14-09-2014 and time 21:20:08 (UTC) in region 3 km W Pietralunga (PG)

A magnitude ML 0.3 earthquake occured in region: 3 km W Pietralunga (PG), on

  • 14-09-2014 21:20:08 (UTC)
  • 14-09-2014 23:20:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4430, 12.4060 at 4 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
Montone PG 11 1680 3791
Apecchio PU 13 1882 5673
CittĂ  di Castello PG 14 39913 45586
Umbertide PG 16 16681 62267
Gubbio PG 17 32216 94483
Cantiano PU 18 2245 96728
Piobbico PU 18 2029 98757
Monte Santa Maria Tiberina PG 20 1183 99940

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
42 Km E of Arezzo (99543 inhabitants)
59 Km NW of Foligno (57155 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
67 Km SW of Fano (60888 inhabitants)
70 Km S of Rimini (147750 inhabitants)
78 Km S of Cesena (96758 inhabitants)
88 Km E of Siena (53903 inhabitants)
92 Km SE of Forlì (117913 inhabitants)
92 Km W of Ancona (100861 inhabitants)
99 Km E of Firenze (382808 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
Reviewed
Rev100
ML 0.3 2014-09-14
21:20:08
43.4433 12.4058 4 2014-10-21
12:08:56
Sala Sismica INGV-Roma 8333701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-09-14 21:20:08 ± 0.15
Latitude 43.4433 ± 0.0036
Longitude 12.4058 ± 0.0062
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 8333701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 540
Semi-minor axis of confidence ellipse (meter) 165
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.13490
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 8333701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-09-14 21:37:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2014-09-14T21:20:13.51 0.6 undecidable manual S 45 14.5743 103 0.26 48
IV.BADI.EHZ. 2014-09-14T21:20:13.45 0.3 undecidable manual S 300 14.9739 103 0.09 74
IV.APEC.HHZ. 2014-09-14T21:20:12.85 0.3 undecidable manual S 5 12.7761 105 0.2 73
IV.MURB.HHZ. 2014-09-14T21:20:12.30 3.0 undecidable manual P -0.1 0
IV.BADI.EHZ. 2014-09-14T21:20:10.92 1.0 negative manual P 300 14.9739 103 -0.19 24
IV.APEC.HHZ. 2014-09-14T21:20:10.52 0.6 undecidable manual P 5 12.7761 105 -0.18 49
IV.PIEI.HHZ. 2014-09-14T21:20:10.80 0.3 undecidable manual P 45 14.5743 103 -0.25 72
IV.ATVO.HHZ. 2014-09-14T21:20:10.95 0.6 undecidable manual S 180 6.7932 117 0.27 48
IV.ATVO.HHZ. 2014-09-14T21:20:09.55 0.6 undecidable manual P 180 6.7932 117 -0.02 51
IV.ATPI.EHZ. 2014-09-14T21:20:09.24 0.6 undecidable manual S 340 0.8991 166 -0.04 51
IV.ATPI.EHZ. 2014-09-14T21:20:08.60 0.1 undecidable manual P 340 0.8991 166 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHE. ML:0.3 0.00002925 0.22 AML other m 2014-09-14T21:20:14.58
IV.APEC.HHN. ML:0.3 0.000029999999999999997 0.16 AML other m 2014-09-14T21:20:14.51
IV.PIEI.HHN. ML:0.1 0.00001695 0.36 AML other m 2014-09-14T21:20:13.78
IV.PIEI.HHE. ML:0.2 0.00002045 0.32 AML other m 2014-09-14T21:20:13.78
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