Earthquake with magnitude of ML 1.6 on date 21-10-2006 and time 18:00:26 (Italy) in region 2 km SW Ostra (AN)

A magnitude ML 1.6 earthquake occured in region: 2 km SW Ostra (AN), on

  • 21-10-2006 16:00:26 (UTC)
  • 21-10-2006 18:00:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5980, 13.1460 at 10 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
Ostra AN 2 6875 6875
Belvedere Ostrense AN 3 2234 9109
San Marcello AN 5 2057 11166
Morro d'Alba AN 6 1903 13069
Ostra Vetere AN 7 3311 16380
Trecastelli AN 9 7625 24005
Monsano AN 9 3405 27410
Corinaldo AN 10 4998 32408
Barbara AN 10 1368 33776
Monte San Vito AN 10 6848 40624
Montecarotto AN 10 1987 42611
Serra de' Conti AN 11 3746 46357
Poggio San Marcello AN 11 693 47050
Jesi AN 12 40399 87449
Castelbellino AN 12 4947 92396
Castelplanio AN 13 3540 95936
Monte Roberto AN 13 3061 98997
Monte Porzio PU 13 2836 101833
Maiolati Spontini AN 14 6248 108081
Castelleone di Suasa AN 14 1676 109757
Rosora AN 14 1985 111742
Montemarciano AN 14 9992 121734
Senigallia AN 14 45027 166761
Chiaravalle AN 15 14796 181557
San Paolo di Jesi AN 16 933 182490
San Lorenzo in Campo PU 16 3414 185904
Mergo AN 16 1037 186941
Mondavio PU 17 3810 190751
Camerata Picena AN 17 2567 193318
Cupramontana AN 17 4756 198074
Santa Maria Nuova AN 17 4179 202253
Mondolfo PU 18 14277 216530
Orciano di Pesaro PU 18 2028 218558
Staffolo AN 19 2253 220811
San Giorgio di Pesaro PU 19 1388 222199
San Costanzo PU 19 4786 226985
Barchi PU 19 967 227952
Serra San Quirico AN 20 2850 230802
Arcevia AN 20 4612 235414

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km SE of Fano (60888 inhabitants)
30 Km W of Ancona (100861 inhabitants)
40 Km SE of Pesaro (94582 inhabitants)
69 Km SE of Rimini (147750 inhabitants)
80 Km NE of Foligno (57155 inhabitants)
82 Km NE of Perugia (166134 inhabitants)
94 Km SE of Cesena (96758 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 1.8
ML 1.6
2006-10-21
16:00:26
43.598 13.146 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 598349
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-10-21 16:00:26 ± 1.1
Latitude 43.5980 ± 0.0351
Longitude 13.1460 ± 0.0745
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 598349

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6105
Semi-minor axis of confidence ellipse (meter) 3842
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 7156.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 304
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) 0.82
Epicentral distance of station closest to the epicenter (degree) 0.28329
Epicentral distance of station farthest from the epicenter (degree) 0.65830
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:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 598349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:26:07

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 598349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:26:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BADI.EHE. 2006-10-21T16:00:48.07 0.1 undecidable manual Sg 263 73.0713 -0.841 37
IV.MURB.HHN. 2006-10-21T16:00:46.53 0.1 undecidable manual Sg 234 62.2932 0.507 44
IV.BADI.EHE. 2006-10-21T16:00:38.80 0.1 undecidable manual Pg 263 73.0713 -0.721 79
IV.FSSB.BHZ. 2006-10-21T16:00:38.47 0.1 undecidable manual Sg 290 31.4463 0.686 43
IV.MURB.HHN. 2006-10-21T16:00:38.10 0.1 undecidable manual Pg 234 62.2932 0.246 92
IV.FSSB.BHZ. 2006-10-21T16:00:33.23 0.1 undecidable manual Pg 290 31.4463 0.134 100
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