Earthquake with magnitude of ML 1.7 on date 13-02-2009 and time 23:47:07 (Italy) in region 4 km SE Campotosto (AQ)

A magnitude ML 1.7 earthquake occured in region: 4 km SE Campotosto (AQ), on

  • 13-02-2009 22:47:07 (UTC)
  • 13-02-2009 23:47:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5300, 13.4070 at 17 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 4 542 542
Crognaleto TE 6 1297 1839
Capitignano AQ 9 665 2504
Fano Adriano TE 11 296 2800
Pietracamela TE 12 271 3071
Cortino TE 13 656 3727
Montereale AQ 13 2581 6308
Barete AQ 13 737 7045
Pizzoli AQ 14 4326 11371
Amatrice RI 15 2657 14028
Cagnano Amiterno AQ 17 1369 15397
Montorio al Vomano TE 19 8218 23615
L'Aquila AQ 20 69753 93368

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of L'Aquila (69753 inhabitants)
28 Km SW of Teramo (54892 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
62 Km E of Terni (111501 inhabitants)
66 Km W of Chieti (51815 inhabitants)
67 Km W of Pescara (121014 inhabitants)
74 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 1.5
ML 1.7
2009-02-13
22:47:07
42.53 13.407 17 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 743869
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-13 22:47:07 ± 0.1
Latitude 42.5300 ± 0.0054
Longitude 13.4070 ± 0.0037
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 743869

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 503
Semi-minor axis of confidence ellipse (meter) 425
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 165
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 743869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:03

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 743869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2009-02-13T22:47:20.89 0.3 undecidable manual Sg 325 41.2254 0.071 70
IV.LNSS.HHZ. 2009-02-13T22:47:18.21 0.3 undecidable manual Sg 285 31.0467 0.041 71
IV.TERO.HHN. 2009-02-13T22:47:15.21 0.3 undecidable manual Sg 57 19.0698 -0.033 73
IV.NRCA.HHZ. 2009-02-13T22:47:14.92 0.3 undecidable manual Pg 325 41.2254 -0.136 69
IV.LNSS.HHZ. 2009-02-13T22:47:13.45 0.3 undecidable manual Pg 285 31.0467 -0.076 71
IV.CAMP.HHE. 2009-02-13T22:47:12.53 0.1 undecidable manual Sg 13 0.5994 -0.062 100
IV.TERO.HHN. 2009-02-13T22:47:11.89 0.3 undecidable manual Pg 57 19.0698 0.051 73
IV.CAMP.HHE. 2009-02-13T22:47:10.41 0.1 undecidable manual Pg 13 0.5994 0.098 99
IV.CDCA.EHE. 2009-02-13T22:46:54.25 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