Earthquake with magnitude of ML 0.8 on date 03-06-2008 and time 22:49:23 (Italy) in region 7 km NE Proceno (VT)

A magnitude ML 0.8 earthquake occured in region: 7 km NE Proceno (VT), on

  • 03-06-2008 20:49:23 (UTC)
  • 03-06-2008 22:49:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8090, 11.8720 at 6 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 7 557 557
San Casciano dei Bagni SI 7 1632 2189
Acquapendente VT 7 5506 7695
Allerona TR 8 1794 9489
Castel Viscardo TR 12 2938 12427
Fabro TR 13 2876 15303
Radicofani SI 13 1097 16400
Onano VT 14 995 17395
San Lorenzo Nuovo VT 14 2091 19486
Castel Giorgio TR 14 2131 21617
Castell'Azzara GR 15 1476 23093
Grotte di Castro VT 15 2683 25776
Piancastagnaio SI 15 4230 30006
Ficulle TR 16 1669 31675
Cetona SI 17 2755 34430
Abbadia San Salvatore SI 18 6444 40874
Gradoli VT 18 1353 42227
Monteleone d'Orvieto TR 19 1467 43694
Sorano GR 19 3428 47122
Città della Pieve PG 20 7712 54834

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Viterbo (67173 inhabitants)
54 Km SW of Perugia (166134 inhabitants)
62 Km E of Grosseto (82087 inhabitants)
69 Km W of Terni (111501 inhabitants)
70 Km W of Foligno (57155 inhabitants)
72 Km SE of Siena (53903 inhabitants)
73 Km S of Arezzo (99543 inhabitants)
80 Km N of Civitavecchia (52991 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 1.9
ML 0.8
2008-06-03
20:49:23
42.809 11.872 6 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 694769
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-06-03 20:49:23 ± 0.18
Latitude 42.8090 ± 0.0108
Longitude 11.8720 ± 0.0221
Depth (km) 6 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 694769

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2105
Semi-minor axis of confidence ellipse (meter) 474
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 2163.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 201
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.20415
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 694769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:09:43

Md:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 694769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:09:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGAB.HHZ. 2008-06-03T20:49:32.21 0.1 undecidable manual Sg 59 22.6551 0.151 95
IV.LATE.HHE. 2008-06-03T20:49:31.77 0.1 undecidable manual Sg 194 22.3554 -0.172 94
IV.MGAB.HHZ. 2008-06-03T20:49:28.35 0.1 undecidable manual Pg 59 22.6551 -0.259 93
IV.LATE.HHE. 2008-06-03T20:49:28.86 0.1 undecidable manual Pg 194 22.3554 0.315 92
IV.SACS.HHZ. 2008-06-03T20:49:26.78 0.1 undecidable manual Sg 35 5.3946 0.027 100
IV.SACS.HHZ. 2008-06-03T20:49:25.51 0.1 undecidable manual Pg 35 5.3946 -0.039 100
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