Earthquake with magnitude of ML 0.7 on date 30-12-2010 and time 23:36:09 (Italy) in region 4 km NW Sellano (PG)

A magnitude ML 0.7 earthquake occured in region: 4 km NW Sellano (PG), on

  • 30-12-2010 22:36:09 (UTC)
  • 30-12-2010 23:36:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9160, 12.9000 at 11 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
Sellano PG 4 1079 1079
Cerreto di Spoleto PG 11 1075 2154
Preci PG 12 724 2878
Monte Cavallo MC 12 145 3023
Trevi PG 13 8469 11492
Campello sul Clitunno PG 15 2442 13934
Visso MC 16 1107 15041
Vallo di Nera PG 17 364 15405
Foligno PG 17 57155 72560
Serravalle di Chienti MC 18 1070 73630
Pieve Torina MC 19 1458 75088
Ussita MC 20 444 75532
Valtopina PG 20 1398 76930

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
47 Km E of Perugia (166134 inhabitants)
72 Km W of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 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 1.5
ML 0.7
2010-12-30
22:36:09
42.916 12.9 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1155469
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-12-30 22:36:09 ± 0.07
Latitude 42.9160 ± 0.0018
Longitude 12.9000 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1155469

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 431
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32915
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1155469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:29:10

Md:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1155469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:29:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHN. 2010-12-30T22:36:23.89 10.0 undecidable manual Pg 0 0 0
IV.LNSS.HHN. 2010-12-30T22:36:21.74 0.3 undecidable manual Sg 162 36.5412 0.016 72
IV.STR4.BHZ. 2010-12-30T22:36:17.00 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHE. 2010-12-30T22:36:17.09 0.3 undecidable manual Sg 118 19.6692 -0.041 74
IV.STR3.BHE. 2010-12-30T22:36:16.10 10.0 undecidable manual Pg 0 0 0
IV.LNSS.HHN. 2010-12-30T22:36:16.44 0.3 undecidable manual Pg 162 36.5412 -0.078 72
IV.CESI.HHZ. 2010-12-30T22:36:14.34 0.1 undecidable manual Sg 2 9.879 -0.073 100
IV.NRCA.HHE. 2010-12-30T22:36:13.96 0.3 undecidable manual Pg 118 19.6692 0.096 73
IV.CESI.HHZ. 2010-12-30T22:36:12.39 0.1 undecidable manual Pg 2 9.879 0.095 100
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