Earthquake with magnitude of ML 2.1 on date 25-11-2010 and time 08:29:39 (Italy) in region 2 km E Proceno (VT)

A magnitude ML 2.1 earthquake occured in region: 2 km E Proceno (VT), on

  • 25-11-2010 07:29:39 (UTC)
  • 25-11-2010 08:29:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7600, 11.8510 at 7 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
Proceno VT 2 557 557
Acquapendente VT 2 5506 6063
Onano VT 8 995 7058
San Lorenzo Nuovo VT 9 2091 9149
Grotte di Castro VT 10 2683 11832
Allerona TR 12 1794 13626
Castel Giorgio TR 12 2131 15757
Castel Viscardo TR 12 2938 18695
Castell'Azzara GR 13 1476 20171
San Casciano dei Bagni SI 13 1632 21803
Gradoli VT 13 1353 23156
Sorano GR 14 3428 26584
Latera VT 15 836 27420
Piancastagnaio SI 16 4230 31650
Radicofani SI 17 1097 32747
Bolsena VT 17 3991 36738
Fabro TR 18 2876 39614
Abbadia San Salvatore SI 20 6444 46058
Ficulle TR 20 1669 47727

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Viterbo (67173 inhabitants)
58 Km SW of Perugia (166134 inhabitants)
60 Km E of Grosseto (82087 inhabitants)
69 Km W of Terni (111501 inhabitants)
73 Km W of Foligno (57155 inhabitants)
74 Km N of Civitavecchia (52991 inhabitants)
75 Km SE of Siena (53903 inhabitants)
79 Km S of Arezzo (99543 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 2.2
ML 2.1
2010-11-25
07:29:39
42.76 11.851 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1147349
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-11-25 07:29:39 ± 0.11
Latitude 42.7600 ± 0.0063
Longitude 11.8510 ± 0.0073
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1147349

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 698
Semi-minor axis of confidence ellipse (meter) 595
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 922.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95868
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1147349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:18:25

Md:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1147349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:18:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHE. 2010-11-25T07:30:11.96 10.0 undecidable manual Sg 0 0 0
IV.ATPC.HHN. 2010-11-25T07:30:10.10 10.0 undecidable manual Sg 0 0 0
IV.FDMO.HHE. 2010-11-25T07:30:06.69 10.0 undecidable manual Pg 0 0 0
IV.ATVO.HHN. 2010-11-25T07:30:04.71 10.0 undecidable manual Sg 0 0 0
IV.MAON.HHE. 2010-11-25T07:30:03.43 10.0 undecidable manual Pg 0 0 0
IV.ATTE.HHZ. 2010-11-25T07:29:59.74 0.3 undecidable manual Sg 40 63.492 0.058 69
IV.CAFI.HHZ. 2010-11-25T07:29:59.95 0.6 undecidable manual Sg 8 63.8916 0.153 45
IV.SSFR.HHE. 2010-11-25T07:29:58.03 0.1 undecidable manual Pg 45 106.4157 0.275 81
IV.ATPC.HHN. 2010-11-25T07:29:57.08 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHE. 2010-11-25T07:29:57.15 10.0 undecidable manual Pg 0 0 0
IV.PARC.HHE. 2010-11-25T07:29:57.91 0.1 undecidable manual Pg 17 103.4187 0.606 74
IV.CRE.HHE. 2010-11-25T07:29:56.81 1.0 undecidable manual Pg 5 95.6376 0.709 18
IV.MURB.HHE. 2010-11-25T07:29:53.49 0.3 undecidable manual Pg 44 78.0663 0.096 67
IV.ATVO.HHN. 2010-11-25T07:29:52.31 10.0 undecidable manual Pg 0 0 0
IV.ATTE.HHZ. 2010-11-25T07:29:50.75 0.1 undecidable manual Pg 40 63.492 -0.385 86
IV.CAFI.HHZ. 2010-11-25T07:29:50.76 0.1 undecidable manual Pg 8 63.8916 -0.441 85
IV.ARCI.HHZ. 2010-11-25T07:29:50.48 0.3 undecidable manual Sg 289 32.2455 -0.461 67
IV.MGAB.HHE. 2010-11-25T07:29:49.07 0.3 undecidable manual Sg 51 27.1506 -0.153 72
IV.NRCA.HHE. 2010-11-25T07:29:47.88 10.0 undecidable manual Pg 0 0 0
IV.ARCI.HHZ. 2010-11-25T07:29:46.01 0.1 undecidable manual Pg 289 32.2455 -0.079 97
IV.MCIV.HHZ. 2010-11-25T07:29:45.15 0.3 undecidable manual Sg 278 14.3745 0.085 75
IV.LATE.HHZ. 2010-11-25T07:29:45.93 0.3 undecidable manual Sg 193 16.6722 0.161 74
IV.SACS.HHZ. 2010-11-25T07:29:44.33 0.1 undecidable manual Sg 26 10.9779 0.285 97
IV.MGAB.HHE. 2010-11-25T07:29:44.50 0.1 undecidable manual Pg 51 27.1506 -0.596 86
IV.LATE.HHZ. 2010-11-25T07:29:43.02 0.1 undecidable manual Pg 193 16.6722 -0.082 100
IV.SACS.HHZ. 2010-11-25T07:29:42.22 0.1 undecidable manual Pg 26 10.9779 0.114 100
IV.MCIV.HHZ. 2010-11-25T07:29:42.97 0.1 undecidable manual Pg 278 14.3745 0.275 96
IV.SNTG.HHZ. 2010-11-25T07:29:23.04 10.0 undecidable manual Pg 0 0 0
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
Waveforms Seismic signals in miniseed + resp format Download