Earthquake with magnitude of ML 0.7 on date 14-01-2011 and time 20:38:16 (Italy) in region 8 km S Pietralunga (PG)

A magnitude ML 0.7 earthquake occured in region: 8 km S Pietralunga (PG), on

  • 14-01-2011 19:38:16 (UTC)
  • 14-01-2011 20:38:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3710, 12.4350 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 8 2111 2111
Montone PG 9 1680 3791
Umbertide PG 11 16681 20472
Gubbio PG 12 32216 52688
CittĂ  di Castello PG 19 39913 92601
Scheggia e Pascelupo PG 19 1393 93994
Cantiano PU 19 2245 96239

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Perugia (166134 inhabitants)
46 Km E of Arezzo (99543 inhabitants)
51 Km NW of Foligno (57155 inhabitants)
71 Km SW of Fano (60888 inhabitants)
71 Km SW of Pesaro (94582 inhabitants)
78 Km S of Rimini (147750 inhabitants)
87 Km S of Cesena (96758 inhabitants)
89 Km E of Siena (53903 inhabitants)
92 Km N of Terni (111501 inhabitants)
92 Km W of Ancona (100861 inhabitants)
100 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
Md 1.4
ML 0.7
2011-01-14
19:38:16
43.371 12.435 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1161479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-01-14 19:38:16 ± 0.23
Latitude 43.3710 ± 0.0036
Longitude 12.4350 ± 0.0136
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1161479

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1010
Semi-minor axis of confidence ellipse (meter) 438
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 264
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.17986
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1161479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:37:08

Md:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1161479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:37:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHE. 2011-01-14T19:38:23.61 0.3 undecidable manual Sg 24 19.9689 -0.052 74
IV.MURB.HHE. 2011-01-14T19:38:21.76 0.3 undecidable manual Sg 149 13.9749 -0.031 75
IV.ATPC.HHN. 2011-01-14T19:38:21.50 0.1 undecidable manual Sg 8 12.2766 0.189 97
IV.PIEI.HHE. 2011-01-14T19:38:20.43 0.1 undecidable manual Pg 24 19.9689 -0.056 98
IV.MURB.HHE. 2011-01-14T19:38:19.47 0.1 undecidable manual Pg 149 13.9749 0.064 99
IV.ATVO.HHZ. 2011-01-14T19:38:19.06 0.1 undecidable manual Sg 299 2.5974 -0.119 100
IV.ATVO.HHZ. 2011-01-14T19:38:18.05 0.1 undecidable manual Pg 299 2.5974 0.147 99
IV.ATPC.HHN. 2011-01-14T19:38:18.96 0.1 undecidable manual Pg 8 12.2766 -0.168 97
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