Earthquake with magnitude of ML 2.0 on date 09-04-2009 and time 06:48:06 (Italy) in region 5 km E L'Aquila (AQ)

A magnitude ML 2.0 earthquake occured in region: 5 km E L'Aquila (AQ), on

  • 09-04-2009 04:48:06 (UTC)
  • 09-04-2009 06:48:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3730, 13.4550 at 16 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
L'Aquila AQ 5 69753 69753
Fossa AQ 9 721 70474
Poggio Picenze AQ 9 1136 71610
Ocre AQ 10 1167 72777
Sant'Eusanio Forconese AQ 11 394 73171
Barisciano AQ 12 1828 74999
San Demetrio ne' Vestini AQ 13 1854 76853
Lucoli AQ 13 1011 77864
Villa Sant'Angelo AQ 13 424 78288
Pizzoli AQ 15 4326 82614
Rocca di Cambio AQ 15 533 83147
Tornimparte AQ 16 3187 86334
Scoppito AQ 16 3727 90061
Santo Stefano di Sessanio AQ 16 111 90172
Prata d'Ansidonia AQ 16 496 90668
Fagnano Alto AQ 17 418 91086
Barete AQ 17 737 91823
Pietracamela TE 19 271 92094
Rocca di Mezzo AQ 19 1526 93620
San Pio delle Camere AQ 19 661 94281
Crognaleto TE 20 1297 95578
Fontecchio AQ 20 369 95947

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km E of L'Aquila (69753 inhabitants)
38 Km SW of Teramo (54892 inhabitants)
59 Km W of Chieti (51815 inhabitants)
59 Km W of Montesilvano (53738 inhabitants)
63 Km W of Pescara (121014 inhabitants)
70 Km E of Terni (111501 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km SE of Foligno (57155 inhabitants)
95 Km NE of Velletri (53303 inhabitants)
96 Km NE of Roma (2864731 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
ML 2.0 2009-04-09
04:48:06
42.373 13.455 17 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 778109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-09 04:48:06 ± 0.13
Latitude 42.3730 ± 0.0072
Longitude 13.4550 ± 0.0122
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 778109

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 833
Semi-minor axis of confidence ellipse (meter) 711
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.52
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74914
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 778109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:43:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.SHZ. 2009-04-09T04:48:27.29 10.0 undecidable manual Pg 0 0 0
IV.ASSB.HHZ. 2009-04-09T04:48:26.40 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHE. 2009-04-09T04:48:23.70 0.1 undecidable manual Sg 332 58.0974 -0.764 78
IV.FDMO.HHE. 2009-04-09T04:48:20.05 0.1 undecidable manual Pg 338 79.4649 -0.046 91
IV.LNSS.HHZ. 2009-04-09T04:48:20.10 0.6 undecidable manual Sg 307 42.4242 -0.207 47
IV.CESI.HHN. 2009-04-09T04:48:20.88 0.3 undecidable manual Pg 328 83.1501 0.206 65
IV.OFFI.HHN. 2009-04-09T04:48:19.01 0.3 undecidable manual Pg 17 65.0904 1.113 48
IV.PTQR.SHZ. 2009-04-09T04:48:19.14 0.6 undecidable manual Sg 187 39.2274 -0.334 45
IV.SDI.SHZ. 2009-04-09T04:48:19.66 0.1 undecidable manual Pg 158 79.1652 -0.402 84
IV.GUAR.HHE. 2009-04-09T04:48:18.56 0.3 undecidable manual Pg 190 65.2902 0.639 61
IV.MNS.HHZ. 2009-04-09T04:48:18.54 0.3 undecidable manual Pg 271 63.3921 0.902 55
IV.FIAM.HHZ. 2009-04-09T04:48:17.42 0.6 undecidable manual Sg 247 30.0477 0.325 48
IV.TERO.HHN. 2009-04-09T04:48:16.72 0.3 undecidable manual Sg 24 30.2475 -0.428 70
IV.NRCA.HHE. 2009-04-09T04:48:16.76 0.1 undecidable manual Pg 332 58.0974 -0.07 94
IV.VVLD.HHN. 2009-04-09T04:48:16.41 0.1 undecidable manual Pg 166 57.5979 -0.332 89
IV.INTR.HHZ. 2009-04-09T04:48:15.66 0.1 undecidable manual Pg 137 54.6009 -0.623 83
IV.LNSS.HHZ. 2009-04-09T04:48:14.77 0.1 undecidable manual Pg 307 42.4242 0.339 92
IV.FAGN.HHZ. 2009-04-09T04:48:13.82 0.1 undecidable manual Sg 138 15.9729 0.121 100
IV.VCEL.EHZ. 2009-04-09T04:48:13.50 0.1 undecidable manual Pg 86 31.746 0.678 82
IV.PTQR.SHZ. 2009-04-09T04:48:13.68 0.1 undecidable manual Pg 187 39.2274 -0.27 93
IV.T0104.EHE. 2009-04-09T04:48:12.74 0.1 undecidable manual Sg 261 9.6792 0.232 100
IV.TERO.HHN. 2009-04-09T04:48:12.34 0.1 positive manual Pg 24 30.2475 -0.267 96
IV.FIAM.HHZ. 2009-04-09T04:48:12.50 0.1 positive manual Pg 247 30.0477 -0.076 98
MN.AQU.HHZ. 2009-04-09T04:48:11.07 0.3 undecidable manual Sg 244 4.7952 -0.83 61
IV.FAGN.HHZ. 2009-04-09T04:48:10.80 0.1 undecidable manual Pg 138 15.9729 0.186 99
IV.T0104.EHE. 2009-04-09T04:48:10.24 0.1 positive manual Pg 261 9.6792 0.313 98
IV.CAMP.HHZ. 2009-04-09T04:48:10.62 0.1 undecidable manual Pg 348 18.3705 -0.311 96
MN.AQU.HHZ. 2009-04-09T04:48:09.86 0.1 undecidable manual Pg 244 4.7952 0.283 99
IV.ORI.EHN. 2009-04-09T04:47:58.22 10.0 undecidable manual Pg 0 0 0
IV.FG5.SHZ. 2009-04-09T04:47:51.93 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