Earthquake with magnitude of ML 1.4 on date 07-02-2009 and time 00:32:38 (Italy) in region 1 km S Campotosto (AQ)

A magnitude ML 1.4 earthquake occured in region: 1 km S Campotosto (AQ), on

  • 06-02-2009 23:32:38 (UTC)
  • 07-02-2009 00:32:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5510, 13.3680 at 13 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
Campotosto AQ 1 542 542
Capitignano AQ 6 665 1207
Crognaleto TE 9 1297 2504
Montereale AQ 10 2581 5085
Amatrice RI 11 2657 7742
Barete AQ 13 737 8479
Fano Adriano TE 14 296 8775
Cortino TE 14 656 9431
Pizzoli AQ 14 4326 13757
Cagnano Amiterno AQ 15 1369 15126
Pietracamela TE 16 271 15397
Cittareale RI 19 482 15879
Accumoli RI 19 667 16546
Borbona RI 20 617 17163
Rocca Santa Maria TE 20 537 17700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km N of L'Aquila (69753 inhabitants)
30 Km W of Teramo (54892 inhabitants)
59 Km E of Terni (111501 inhabitants)
64 Km W of Montesilvano (53738 inhabitants)
69 Km W of Chieti (51815 inhabitants)
70 Km W of Pescara (121014 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
81 Km NE of Guidonia Montecelio (88673 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 1.3
ML 1.4
2009-02-06
23:32:38
42.551 13.368 13 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 742619
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-06 23:32:38 ± 0.08
Latitude 42.5510 ± 0.0045
Longitude 13.3680 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 742619

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 469
Semi-minor axis of confidence ellipse (meter) 157
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33815
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 742619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:41

Md:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 742619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHE. 2009-02-06T23:32:50.65 0.1 undecidable manual Sg 327 37.5291 0.075 96
IV.FAGN.HHE. 2009-02-06T23:32:50.47 0.1 undecidable manual Sg 151 36.2415 0.224 94
IV.LNSS.HHN. 2009-02-06T23:32:47.95 0.1 undecidable manual Sg 282 27.3504 0.08 99
IV.TERO.HHE. 2009-02-06T23:32:46.14 0.1 undecidable manual Sg 68 20.868 -0.039 100
MN.AQU.HHN. 2009-02-06T23:32:46.10 0.1 undecidable manual Sg 173 22.0668 -0.387 91
IV.NRCA.HHE. 2009-02-06T23:32:45.13 0.1 undecidable manual Pg 327 37.5291 -0.16 94
IV.FAGN.HHE. 2009-02-06T23:32:45.36 0.1 undecidable manual Pg 151 36.2415 0.257 93
IV.LNSS.HHN. 2009-02-06T23:32:43.69 0.1 positive manual Pg 282 27.3504 -0.046 97
IV.CAMP.HHN. 2009-02-06T23:32:42.54 0.1 undecidable manual Sg 117 3.7962 -0.121 100
IV.TERO.HHE. 2009-02-06T23:32:42.75 0.1 positive manual Pg 68 20.868 -0.006 100
MN.AQU.HHN. 2009-02-06T23:32:42.86 0.1 undecidable manual Pg 173 22.0668 -0.075 98
IV.CAMP.HHN. 2009-02-06T23:32:40.99 0.1 positive manual Pg 117 3.7962 0.268 99
IV.ZCCA.HHE. 2009-02-06T23:31:38.15 10.0 undecidable manual Pg 0 0 0
IV.NOVE.EHN. 2009-02-06T23:31:29.86 10.0 undecidable manual Pg 0 0 0
IV.SENI.EHZ. 2009-02-06T23:31:26.81 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