Earthquake with magnitude of ML 2.3 on date 03-01-2006 and time 10:32:02 (Italy) in region 4 km E Spoleto (PG)

A magnitude ML 2.3 earthquake occured in region: 4 km E Spoleto (PG), on

  • 03-01-2006 09:32:02 (UTC)
  • 03-01-2006 10:32:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7200, 12.7830 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
Spoleto PG 4 38218 38218
Scheggino PG 4 461 38679
Sant'Anatolia di Narco PG 5 564 39243
Vallo di Nera PG 9 364 39607
Ferentillo TR 11 1913 41520
Campello sul Clitunno PG 11 2442 43962
Poggiodomo PG 13 117 44079
Montefranco TR 14 1276 45355
Castel Ritaldi PG 15 3278 48633
Arrone TR 15 2763 51396
Cerreto di Spoleto PG 16 1075 52471
Polino TR 16 233 52704
Monteleone di Spoleto PG 16 599 53303
Trevi PG 18 8469 61772
Cascia PG 19 3217 64989
Acquasparta TR 20 4778 69767

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Terni (111501 inhabitants)
27 Km S of Foligno (57155 inhabitants)
54 Km SE of Perugia (166134 inhabitants)
65 Km NE of Viterbo (67173 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
76 Km W of Teramo (54892 inhabitants)
80 Km N of Guidonia Montecelio (88673 inhabitants)
84 Km N of Tivoli (56533 inhabitants)
95 Km N of Roma (2864731 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 2.3
2006-01-03
09:32:02
42.72 12.783 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 547099
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-01-03 09:32:02 ± 0.14
Latitude 42.7200 ± 0.0072
Longitude 12.7830 ± 0.0135
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 547099

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1158
Semi-minor axis of confidence ellipse (meter) 789
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 1360.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.22213
Epicentral distance of station farthest from the epicenter (degree) 0.57467
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 547099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:51

Md:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 547099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHN. 2006-01-03T09:32:22.34 0.1 undecidable manual Sg 341 63.7917 0.763 38
IV.SNTG.SHZ. 2006-01-03T09:32:21.13 0.3 undecidable manual Sg 12 60.7947 0.371 33
IV.MURB.HHN. 2006-01-03T09:32:13.10 0.1 undecidable manual Pg 341 63.7917 -0.209 91
IV.NRCA.SHZ. 2006-01-03T09:32:12.44 0.1 undecidable manual Sg 65 29.8479 -0.051 50
IV.SNTG.SHZ. 2006-01-03T09:32:12.58 0.1 undecidable manual Pg 12 60.7947 -0.261 91
IV.LNSS.BHN. 2006-01-03T09:32:11.47 0.1 undecidable manual Sg 122 24.6531 0.347 47
IV.MNS.SHZ. 2006-01-03T09:32:09.30 0.1 undecidable manual Pg 193 37.9287 -0.026 99
IV.NRCA.SHZ. 2006-01-03T09:32:07.86 0.1 positive manual Pg 65 29.8479 -0.207 97
IV.LNSS.BHN. 2006-01-03T09:32:07.37 0.1 undecidable manual Pg 122 24.6531 0.096 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download