Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 19-07-2006 and time 18:23:07 (UTC) in region 3 km SW Borbona (RI)

A magnitude ML 2.3 earthquake occured in region: 3 km SW Borbona (RI), on

  • 19-07-2006 18:23:07 (UTC)
  • 19-07-2006 20:23:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4940, 13.1030 at 4 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
Borbona RI 3 617 617
Posta RI 3 694 1311
Micigliano RI 6 127 1438
Antrodoco RI 9 2588 4026
Borgo Velino RI 10 972 4998
Cagnano Amiterno AQ 11 1369 6367
Montereale AQ 12 2581 8948
Castel Sant'Angelo RI 12 1308 10256
Leonessa RI 14 2435 12691
Cittareale RI 15 482 13173
Barete AQ 15 737 13910
Cantalice RI 17 2755 16665
Capitignano AQ 17 665 17330
Pizzoli AQ 17 4326 21656
Cittaducale RI 17 6828 28484
Poggio Bustone RI 18 2055 30539
Scoppito AQ 19 3727 34266

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
38 Km E of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
63 Km NE of Guidonia Montecelio (88673 inhabitants)
64 Km NE of Tivoli (56533 inhabitants)
82 Km E of Viterbo (67173 inhabitants)
84 Km NE of Roma (2864731 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
89 Km W of Chieti (51815 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
91 Km W of Pescara (121014 inhabitants)
94 Km N of Velletri (53303 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 2.7
ML 2.3 		2006-07-19
18:23:07		 42.494 13.103 4 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 581169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-07-19 18:23:07 ± 0.15
Latitude 42.4940 ± 0.0081
Longitude 13.1030 ± 0.0098
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 581169

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 832
Semi-minor axis of confidence ellipse (meter) 446
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 1204.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.68
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.11606
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 581169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:08:08

Md:2.7

Field Value
Value 2.7
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 581169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:08:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHN. 2006-07-19T18:23:48.45 10.0 undecidable manual Pg 0 0 0
IV.CRE.EHN. 2006-07-19T18:23:43.18 10.0 undecidable manual Pg 0 0 0
IV.ARVD.EHZ. 2006-07-19T18:23:42.81 10.0 undecidable manual Sg 0 0 0
IV.SDI.SHZ. 2006-07-19T18:23:41.12 10.0 undecidable manual Sg 0 0 0
IV.GIUL.BHE. 2006-07-19T18:23:40.90 10.0 undecidable manual Sg 0 0 0
IV.BADI.EHN. 2006-07-19T18:23:37.77 10.0 undecidable manual Sg 0 0 0
IV.RDP.BHE. 2006-07-19T18:23:37.38 10.0 undecidable manual Pg 0 0 0
IV.FSSB.BHZ. 2006-07-19T18:23:35.02 10.0 undecidable manual Sg 0 0 0
IV.BADI.EHN. 2006-07-19T18:23:33.45 10.0 undecidable manual Pg 0 0 0
IV.OFFI.HHZ. 2006-07-19T18:23:31.34 0.1 undecidable manual Sg 44 68.1762 1.407 28
IV.FSSB.BHZ. 2006-07-19T18:23:31.73 10.0 undecidable manual Pg 0 0 0
IV.ARVD.EHZ. 2006-07-19T18:23:29.02 10.0 undecidable manual Pg 0 0 0
IV.AOI.BHZ. 2006-07-19T18:23:29.29 0.1 undecidable manual Pg 19 123.8871 0.173 82
IV.VCEL.EHZ. 2006-07-19T18:23:28.02 0.3 undecidable manual Sg 100 61.3941 -0.103 35
IV.SDI.SHZ. 2006-07-19T18:23:27.76 10.0 undecidable manual Pg 0 0 0
IV.LATE.HHZ. 2006-07-19T18:23:27.07 0.3 undecidable manual Pg 278 107.0151 0.565 58
IV.SACS.HHZ. 2006-07-19T18:23:27.00 0.3 undecidable manual Pg 292 105.0171 0.801 53
IV.GIUL.BHE. 2006-07-19T18:23:27.64 10.0 undecidable manual Pg 0 0 0
IV.ARV.SHZ. 2006-07-19T18:23:26.92 0.1 undecidable manual Pg 353 112.0989 -0.37 80
IV.CING.HHZ. 2006-07-19T18:23:25.24 0.3 undecidable manual Pg 4 98.0241 0.114 66
IV.TOLF.HHZ. 2006-07-19T18:23:25.47 0.1 undecidable manual Pg 243 102.3198 -0.32 83
IV.MURB.HHZ. 2006-07-19T18:23:25.29 0.3 undecidable manual Pg 331 97.4247 0.263 64
IV.VVLD.EHZ. 2006-07-19T18:23:23.71 0.3 undecidable manual Pg 148 81.4518 1.147 47
IV.GUAR.EHN. 2006-07-19T18:23:23.11 0.3 undecidable manual Pg 167 79.4649 0.839 55
IV.SNTG.SHZ. 2006-07-19T18:23:22.92 0.1 undecidable manual Pg 351 85.4478 -0.26 87
IV.INTR.HHN. 2006-07-19T18:23:22.43 0.1 undecidable manual Pg 129 84.8484 -0.662 77
IV.TERO.HHZ. 2006-07-19T18:23:21.36 0.1 undecidable manual Sg 71 43.3233 -1.388 30
IV.OFFI.HHZ. 2006-07-19T18:23:20.66 0.1 positive manual Pg 44 68.1762 0.136 92
IV.MNS.BHZ. 2006-07-19T18:23:20.41 0.3 undecidable manual Sg 251 36.6411 -0.017 38
IV.VCEL.EHZ. 2006-07-19T18:23:19.37 0.3 undecidable manual Pg 100 61.3941 -0.108 70
IV.CERT.HHZ. 2006-07-19T18:23:18.32 0.1 undecidable manual Pg 189 61.2942 -1.143 65
IV.MTCE.BHZ. 2006-07-19T18:23:18.27 0.1 undecidable manual Pg 210 60.0954 -1.007 70
IV.FAGN.EHE. 2006-07-19T18:23:17.54 0.1 undecidable manual Pg 123 46.8198 0.47 89
IV.FIAM.HHN. 2006-07-19T18:23:16.62 0.1 undecidable manual Sg 177 25.1526 0.149 50
IV.CAMP.EHZ. 2006-07-19T18:23:16.64 0.1 undecidable manual Sg 79 25.4523 0.067 51
IV.TERO.HHZ. 2006-07-19T18:23:15.60 0.1 positive manual Pg 71 43.3233 -0.768 80
IV.MNS.BHZ. 2006-07-19T18:23:15.01 0.1 positive manual Pg 251 36.6411 -0.02 100
IV.NRCA.SHZ. 2006-07-19T18:23:15.16 0.1 positive manual Pg 1 37.629 -0.08 99
IV.FIAM.HHN. 2006-07-19T18:23:13.03 0.1 positive manual Pg 177 25.1526 0.287 97
IV.CAMP.EHZ. 2006-07-19T18:23:13.10 0.1 positive manual Pg 79 25.4523 0.297 96
IV.AQU.SHZ. 2006-07-19T18:23:13.72 0.1 undecidable manual Pg 122 28.9488 0.205 98
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