Earthquake with magnitude of ML 2.0 on date 29-12-2005 and time 15:31:13 (Italy) in region 2 km E Spoleto (PG)

A magnitude ML 2.0 earthquake occured in region: 2 km E Spoleto (PG), on

  • 29-12-2005 14:31:13 (UTC)
  • 29-12-2005 15:31:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7360, 12.7660 at 12 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 2 38218 38218
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 6 461 39243
Vallo di Nera PG 9 364 39607
Campello sul Clitunno PG 10 2442 42049
Castel Ritaldi PG 12 3278 45327
Ferentillo TR 13 1913 47240
Poggiodomo PG 14 117 47357
Montefranco TR 15 1276 48633
Cerreto di Spoleto PG 16 1075 49708
Trevi PG 16 8469 58177
Arrone TR 17 2763 60940
Polino TR 18 233 61173
Monteleone di Spoleto PG 18 599 61772
Acquasparta TR 19 4778 66550
Giano dell'Umbria PG 19 3846 70396
Montefalco PG 20 5679 76075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Terni (111501 inhabitants)
25 Km S of Foligno (57155 inhabitants)
52 Km SE of Perugia (166134 inhabitants)
65 Km NE of Viterbo (67173 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
77 Km W of Teramo (54892 inhabitants)
82 Km N of Guidonia Montecelio (88673 inhabitants)
86 Km N of Tivoli (56533 inhabitants)
97 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 2.0
ML 2.0
2005-12-29
14:31:13
42.736 12.766 12 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 546529
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-12-29 14:31:13 ± 0.11
Latitude 42.7360 ± 0.0036
Longitude 12.7660 ± 0.0073
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 546529

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 618
Semi-minor axis of confidence ellipse (meter) 179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 721.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55578
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 546529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:16

Md:2.0

Field Value
Value 2.0
Uncertainty 0.5
Num. used stations
Type of magnitude Md
Reference to an origin 546529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.BHE. 2005-12-29T14:31:42.88 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHN. 2005-12-29T14:31:34.17 0.6 undecidable manual Sg 342 61.6938 0.297 22
IV.SNTG.SHZ. 2005-12-29T14:31:32.90 0.1 undecidable manual Sg 14 59.2962 -0.272 45
IV.MNS.SHZ. 2005-12-29T14:31:27.26 0.1 undecidable manual Sg 190 39.4272 -0.007 49
IV.MURB.HHN. 2005-12-29T14:31:25.06 0.1 undecidable manual Pg 342 61.6938 0.095 94
IV.NRCA.SHZ. 2005-12-29T14:31:24.57 0.3 undecidable manual Sg 69 30.3474 -0.005 38
IV.SNTG.SHZ. 2005-12-29T14:31:24.60 0.1 undecidable manual Pg 14 59.2962 0.034 95
IV.LCI.SHZ. 2005-12-29T14:31:23.37 10.0 undecidable manual Pg 0 0 0
IV.LNSS.BHN. 2005-12-29T14:31:23.48 0.1 undecidable manual Sg 123 26.751 -0.037 50
IV.MNS.SHZ. 2005-12-29T14:31:21.01 0.1 undecidable manual Pg 190 39.4272 -0.241 93
IV.LNSS.BHN. 2005-12-29T14:31:19.43 0.1 undecidable manual Pg 123 26.751 0.285 96
IV.NRCA.SHZ. 2005-12-29T14:31:19.73 0.1 undecidable manual Pg 69 30.3474 -0.008 100
IV.SGG.SHZ. 2005-12-29T14:31:08.07 10.0 undecidable manual Pg 0 0 0
IV.USI.HHN. 2005-12-29T14:31:00.72 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