Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 06-02-2009 and time 15:09:05 (Italy) in region 5 km N Tornimparte (AQ)

A magnitude ML 1.7 earthquake occured in region: 5 km N Tornimparte (AQ), on

  • 06-02-2009 14:09:05 (UTC)
  • 06-02-2009 15:09:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3380, 13.3160 at 7 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
Tornimparte AQ 5 3187 3187
Lucoli AQ 5 1011 4198
Scoppito AQ 6 3727 7925
L'Aquila AQ 7 69753 77678
Pizzoli AQ 11 4326 82004
Barete AQ 13 737 82741
Ocre AQ 14 1167 83908
Fossa AQ 15 721 84629
Cagnano Amiterno AQ 16 1369 85998
Borgorose RI 17 4591 90589
Fiamignano RI 18 1413 92002
Sant'Eusanio Forconese AQ 18 394 92396
Rocca di Cambio AQ 18 533 92929
Poggio Picenze AQ 19 1136 94065
Villa Sant'Angelo AQ 20 424 94489
Pescorocchiano RI 20 2075 96564

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km W of L'Aquila (69753 inhabitants)
48 Km SW of Teramo (54892 inhabitants)
60 Km NE of Tivoli (56533 inhabitants)
60 Km E of Terni (111501 inhabitants)
61 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km W of Chieti (51815 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
85 Km NE of Roma (2864731 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
85 Km SE of Foligno (57155 inhabitants)
99 Km NE of Aprilia (73446 inhabitants)
100 Km NE of Pomezia (62966 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 1.7 		2009-02-06
14:09:05		 42.338 13.316 7 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 742529
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-06 14:09:05 ± 0.15
Latitude 42.3380 ± 0.0063
Longitude 13.3160 ± 0.0122
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 742529

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1015
Semi-minor axis of confidence ellipse (meter) 303
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52071
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 742529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:35

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 742529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAZ.BHZ. 2009-02-06T14:09:25.04 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2009-02-06T14:09:23.77 0.1 undecidable manual Sg 343 57.3981 -0.098 93
IV.VVLD.HHE. 2009-02-06T14:09:23.33 0.1 undecidable manual Sg 154 57.7977 -0.658 80
IV.VCEL.EHN. 2009-02-06T14:09:20.61 0.1 undecidable manual Sg 82 43.4232 0.452 89
IV.LNSS.HHN. 2009-02-06T14:09:18.36 0.1 undecidable manual Sg 323 37.0296 0.026 98
IV.PTQR.SHZ. 2009-02-06T14:09:17.53 0.1 undecidable manual Sg 169 35.742 -0.378 91
IV.VVLD.HHE. 2009-02-06T14:09:16.59 0.3 undecidable manual Pg 154 57.7977 0.524 64
IV.NRCA.SHZ. 2009-02-06T14:09:15.59 0.1 undecidable manual Pg 343 57.3981 -0.407 87
IV.VCEL.EHN. 2009-02-06T14:09:14.34 0.1 undecidable manual Pg 82 43.4232 0.484 88
IV.FAGN.HHZ. 2009-02-06T14:09:13.33 0.1 undecidable manual Sg 110 23.4543 -0.421 93
IV.LNSS.HHN. 2009-02-06T14:09:13.28 0.1 undecidable manual Pg 323 37.0296 0.479 89
IV.CAMP.HHZ. 2009-02-06T14:09:12.88 0.1 undecidable manual Sg 19 23.2545 -0.803 81
IV.PTQR.SHZ. 2009-02-06T14:09:12.83 0.1 undecidable manual Pg 169 35.742 0.271 94
IV.FAGN.HHZ. 2009-02-06T14:09:10.21 0.1 undecidable manual Pg 110 23.4543 0.055 100
MN.AQU.HHZ. 2009-02-06T14:09:09.02 0.1 undecidable manual Sg 76 7.2927 0.213 100
IV.CAMP.HHZ. 2009-02-06T14:09:09.91 0.1 positive manual Pg 19 23.2545 -0.207 97
MN.AQU.HHZ. 2009-02-06T14:09:07.77 0.1 negative manual Pg 76 7.2927 0.468 94
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