Earthquake with magnitude of ML 1.5 on date 27-12-2010 and time 13:32:59 (UTC) in region 1 km NW Pietralunga (PG)

A magnitude ML 1.5 earthquake occured in region: 1 km NW Pietralunga (PG), on

  • 27-12-2010 13:32:59 (UTC)
  • 27-12-2010 14:32:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4490, 12.4350 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 1 2111 2111
Apecchio PU 12 1882 3993
Montone PG 13 1680 5673
Gubbio PG 16 32216 37889
Cantiano PU 16 2245 40134
CittĂ  di Castello PG 16 39913 80047
Piobbico PU 17 2029 82076
Umbertide PG 18 16681 98757
Scheggia e Pascelupo PG 20 1393 100150

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)
90 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
Md 1.8
ML 1.5
2010-12-27
13:32:59
43.449 12.435 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1154249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-12-27 13:32:59 ± 0.12
Latitude 43.4490 ± 0.0054
Longitude 12.4350 ± 0.0111
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1154249

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 900
Semi-minor axis of confidence ellipse (meter) 495
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 106
Circular confidence region, given by single value of horizontal uncertainty (meter) 1081.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1154249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:27:32

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1154249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:27:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.HHE. 2010-12-27T13:33:12.51 0.3 undecidable manual Sg 45 38.628 0.393 88
IV.PARC.HHN. 2010-12-27T13:33:09.46 0.3 undecidable manual Sg 325 27.2505 0.379 90
IV.SSFR.HHZ. 2010-12-27T13:33:09.29 0.3 undecidable manual Sg 93 27.9498 0.006 97
IV.ATTE.HHN. 2010-12-27T13:33:09.53 0.3 undecidable manual Sg 193 28.5492 0.093 96
IV.MURB.HHE. 2010-12-27T13:33:08.09 0.3 undecidable manual Sg 161 21.867 0.572 86
IV.FSSB.HHE. 2010-12-27T13:33:06.49 0.3 undecidable manual Pg 45 38.628 -0.154 93
IV.MURB.HHE. 2010-12-27T13:33:04.19 0.3 undecidable manual Pg 161 21.867 0.206 94
IV.PIEI.HHZ. 2010-12-27T13:33:04.70 0.3 undecidable manual Sg 40 12.5763 -0.08 98
IV.ATTE.HHN. 2010-12-27T13:33:04.44 0.3 undecidable manual Pg 193 28.5492 -0.653 83
IV.PARC.HHN. 2010-12-27T13:33:04.82 0.3 undecidable manual Pg 325 27.2505 -0.068 96
IV.SSFR.HHZ. 2010-12-27T13:33:04.09 0.6 undecidable manual Pg 93 27.9498 -0.915 49
IV.ATVO.HHZ. 2010-12-27T13:33:03.42 0.3 undecidable manual Sg 197 7.6812 -0.179 97
IV.PIEI.HHZ. 2010-12-27T13:33:02.32 0.3 undecidable manual Pg 40 12.5763 -0.084 98
IV.ATVO.HHZ. 2010-12-27T13:33:01.77 0.3 undecidable manual Pg 197 7.6812 0.045 100
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