Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 06-11-2005 and time 21:07:53 (Italy) in region 1 km NW Accumoli (RI)

A magnitude ML 1.5 earthquake occured in region: 1 km NW Accumoli (RI), on

  • 06-11-2005 20:07:53 (UTC)
  • 06-11-2005 21:07:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7000, 13.2450 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Accumoli RI 1 667 667
Amatrice RI 9 2657 3324
Arquata del Tronto AP 9 1178 4502
Cittareale RI 11 482 4984
Acquasanta Terme AP 16 2916 7900
Norcia PG 16 4957 12857
Montegallo AP 18 523 13380
Campotosto AQ 19 542 13922
Cascia PG 19 3217 17139
Montereale AQ 20 2581 19720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
41 Km NW of L'Aquila (69753 inhabitants)
51 Km E of Terni (111501 inhabitants)
53 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 inhabitants)
98 Km E of Viterbo (67173 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 1.5 		2005-11-06
20:07:53		 42.7 13.245 13 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 540059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-11-06 20:07:53 ± 0.11
Latitude 42.7000 ± 0.0045
Longitude 13.2450 ± 0.0086
Depth (km) 13 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 540059

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 684
Semi-minor axis of confidence ellipse (meter) 526
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.82738
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 540059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:25:41

Md:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 540059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:25:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAVA.EHE. 2005-11-06T20:08:36.81 10.0 undecidable manual Pg 0 0 0
IV.ARV.SHZ. 2005-11-06T20:08:23.02 0.3 undecidable manual Sg 345 91.8414 0.417 30
MN.TRI.HHN. 2005-11-06T20:08:19.22 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2005-11-06T20:08:15.51 0.1 undecidable manual Sg 338 66.378 0.476 41
IV.VCEL.EHN. 2005-11-06T20:08:14.73 10.0 undecidable manual Pg 0 0 0
IV.ARV.SHZ. 2005-11-06T20:08:09.58 0.3 undecidable manual Pg 345 91.8414 -0.192 63
IV.SNTG.SHZ. 2005-11-06T20:08:05.12 0.1 undecidable manual Pg 338 66.378 -0.397 85
IV.TERO.HHE. 2005-11-06T20:08:04.34 0.1 undecidable manual Sg 106 30.4473 -0.069 48
IV.MNS.BHZ. 2005-11-06T20:08:03.86 0.1 undecidable manual Pg 233 57.7977 -0.238 89
IV.LNSS.BHE. 2005-11-06T20:08:01.46 0.1 undecidable manual Sg 237 19.869 0.11 49
IV.NRCA.SHZ. 2005-11-06T20:08:00.67 0.1 undecidable manual Sg 324 18.2706 -0.219 48
IV.TERO.HHE. 2005-11-06T20:07:59.71 0.1 positive manual Pg 106 30.4473 0.162 96
IV.LNSS.BHE. 2005-11-06T20:07:58.13 0.1 undecidable manual Pg 237 19.869 0.304 95
IV.NRCA.SHZ. 2005-11-06T20:07:57.59 0.1 undecidable manual Pg 324 18.2706 0.024 100
IV.FAGN.EHZ. 2005-11-06T20:07:46.99 10.0 undecidable manual Pg 0 0 0
IV.VVLD.EHZ. 2005-11-06T20:07:43.60 10.0 undecidable manual Sg 0 0 0
IV.VVLD.EHZ. 2005-11-06T20:07:42.10 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