Earthquake with magnitude of ML 2.0 on date 30-12-2005 and time 10:37:31 (Italy) in region 4 km E Spoleto (PG)

A magnitude ML 2.0 earthquake occured in region: 4 km E Spoleto (PG), on

  • 30-12-2005 09:37:31 (UTC)
  • 30-12-2005 10:37:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7500, 12.7790 at 15 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
Sant'Anatolia di Narco PG 5 564 38782
Scheggino PG 6 461 39243
Vallo di Nera PG 7 364 39607
Campello sul Clitunno PG 8 2442 42049
Castel Ritaldi PG 12 3278 45327
Poggiodomo PG 14 117 45444
Cerreto di Spoleto PG 14 1075 46519
Ferentillo TR 14 1913 48432
Trevi PG 15 8469 56901
Montefranco TR 17 1276 58177
Monteleone di Spoleto PG 18 599 58776
Arrone TR 19 2763 61539
Giano dell'Umbria PG 19 3846 65385
Polino TR 19 233 65618
Montefalco PG 19 5679 71297
Cascia PG 20 3217 74514
Sellano PG 20 1079 75593

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Terni (111501 inhabitants)
24 Km S of Foligno (57155 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
76 Km W of Teramo (54892 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
98 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 2.4
ML 2.0
2005-12-30
09:37:31
42.75 12.779 15 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 546619
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-12-30 09:37:31 ± 0.11
Latitude 42.7500 ± 0.0036
Longitude 12.7790 ± 0.0073
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 546619

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 665
Semi-minor axis of confidence ellipse (meter) 192
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 299
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) 149
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94249
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.5
Num. used stations
Type of magnitude ML
Reference to an origin 546619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:22

Md:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 546619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:32:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.SHZ. 2005-12-30T09:38:04.77 0.1 undecidable manual Sg 360 104.6175 -0.347 41
IV.PIEI.BHE. 2005-12-30T09:38:01.10 0.3 undecidable manual Sg 347 89.3439 0.51 31
IV.ARV.SHZ. 2005-12-30T09:37:59.38 0.1 undecidable manual Sg 9 83.9493 0.388 43
IV.CGL.XHZ. 2005-12-30T09:37:57.31 10.0 undecidable manual Pg 0 0 0
IV.CING.HHN. 2005-12-30T09:37:57.18 0.1 undecidable manual Sg 26 77.1672 0.208 46
IV.TERO.HHN. 2005-12-30T09:37:54.29 0.3 undecidable manual Sg 102 68.6757 -0.176 34
IV.PTQR.SHZ. 2005-12-30T09:37:52.36 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHN. 2005-12-30T09:37:52.15 0.1 undecidable manual Sg 340 60.5949 0.096 48
IV.SNTG.SHZ. 2005-12-30T09:37:51.45 0.3 undecidable manual Sg 13 57.498 0.286 35
IV.FSSB.SHZ. 2005-12-30T09:37:50.46 0.3 undecidable manual Pg 360 104.6175 -0.142 65
IV.CAMP.EHZ. 2005-12-30T09:37:50.81 0.1 undecidable manual Sg 115 56.5989 -0.079 48
IV.FAGN.EHN. 2005-12-30T09:37:47.59 0.1 undecidable manual Pg 129 84.9483 0.271 87
IV.PIEI.BHE. 2005-12-30T09:37:47.69 0.1 undecidable manual Pg 347 89.3439 -0.37 85
IV.ARV.SHZ. 2005-12-30T09:37:46.71 0.1 undecidable manual Pg 9 83.9493 -0.451 84
IV.MNS.BHZ. 2005-12-30T09:37:46.03 0.3 undecidable manual Sg 191 41.2254 -0.323 36
IV.CING.HHN. 2005-12-30T09:37:46.43 0.1 undecidable manual Pg 26 77.1672 0.402 87
IV.TERO.HHN. 2005-12-30T09:37:44.20 0.1 undecidable manual Pg 102 68.6757 -0.42 87
IV.MURB.HHN. 2005-12-30T09:37:43.27 0.1 undecidable manual Pg 340 60.5949 0.006 97
IV.SNTG.SHZ. 2005-12-30T09:37:42.69 0.1 positive manual Pg 13 57.498 -0.073 96
IV.LNSS.BHZ. 2005-12-30T09:37:42.17 0.3 undecidable manual Sg 127 26.8509 -0.031 38
IV.CAMP.EHZ. 2005-12-30T09:37:42.51 0.1 undecidable manual Pg 115 56.5989 -0.097 96
IV.NRCA.SHZ. 2005-12-30T09:37:42.81 0.1 undecidable manual Sg 71 28.8489 0.042 51
IV.MNS.BHZ. 2005-12-30T09:37:40.31 0.1 undecidable manual Pg 191 41.2254 0.246 94
IV.NRCA.SHZ. 2005-12-30T09:37:38.27 0.1 positive manual Pg 71 28.8489 0.223 99
IV.LNSS.BHZ. 2005-12-30T09:37:37.88 0.1 undecidable manual Pg 127 26.8509 0.149 100
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