Earthquake with magnitude of ML 2.0 on date 07-04-2009 and time 00:21:23 (Italy) in region SW Sant'Eusanio Forconese (AQ)

A magnitude ML 2.0 earthquake occured in region: SW Sant'Eusanio Forconese (AQ), on

  • 06-04-2009 22:21:23 (UTC)
  • 07-04-2009 00:21:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2880, 13.5240 at 10 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
Sant'Eusanio Forconese AQ 0 394 394
Villa Sant'Angelo AQ 2 424 818
San Demetrio ne' Vestini AQ 3 1854 2672
Fossa AQ 3 721 3393
Ocre AQ 4 1167 4560
Poggio Picenze AQ 4 1136 5696
Fagnano Alto AQ 6 418 6114
Rocca di Cambio AQ 6 533 6647
Prata d'Ansidonia AQ 7 496 7143
Barisciano AQ 7 1828 8971
Rocca di Mezzo AQ 9 1526 10497
Fontecchio AQ 9 369 10866
San Pio delle Camere AQ 11 661 11527
Santo Stefano di Sessanio AQ 12 111 11638
L'Aquila AQ 13 69753 81391
Caporciano AQ 13 230 81621
Tione degli Abruzzi AQ 13 310 81931
Carapelle Calvisio AQ 13 87 82018
Castelvecchio Calvisio AQ 14 153 82171
Calascio AQ 15 137 82308
Lucoli AQ 15 1011 83319
Ovindoli AQ 17 1227 84546
Navelli AQ 18 554 85100
Tornimparte AQ 18 3187 88287
Castel del Monte AQ 19 413 88700
Secinaro AQ 20 359 89059
Ofena AQ 20 506 89565

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SE of L'Aquila (69753 inhabitants)
44 Km SW of Teramo (54892 inhabitants)
54 Km W of Chieti (51815 inhabitants)
57 Km W of Montesilvano (53738 inhabitants)
60 Km W of Pescara (121014 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
73 Km E of Guidonia Montecelio (88673 inhabitants)
78 Km E of Terni (111501 inhabitants)
91 Km NE of Velletri (53303 inhabitants)
96 Km E 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 2009-04-06
22:21:23
42.288 13.524 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 763589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-06 22:21:23 ± 0.11
Latitude 42.2880 ± 0.0108
Longitude 13.5240 ± 0.0097
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 763589

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1261
Semi-minor axis of confidence ellipse (meter) 616
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 1442.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42358
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 8
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 763589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:26:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.POFI.HHE. 2009-04-06T22:23:50.90 10.0 undecidable manual Sg 0 0 0
IV.AOI.HHE. 2009-04-06T22:22:34.45 10.0 undecidable manual Pg 0 0 0
IV.MIDA.HHE. 2009-04-06T22:22:29.98 10.0 undecidable manual Pg 0 0 0
IV.CERA.HHN. 2009-04-06T22:22:27.70 10.0 undecidable manual Pg 0 0 0
IV.RDP.BHE. 2009-04-06T22:22:23.78 10.0 undecidable manual Pg 0 0 0
IV.POFI.HHE. 2009-04-06T22:22:17.60 10.0 undecidable manual Pg 0 0 0
IV.GIUL.HHN. 2009-04-06T22:22:16.77 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHE. 2009-04-06T22:22:11.23 10.0 undecidable manual Pg 0 0 0
IV.MTCE.HHN. 2009-04-06T22:22:10.23 10.0 undecidable manual Pg 0 0 0
IV.INTR.HHN. 2009-04-06T22:21:37.89 0.3 undecidable manual Sg 134 43.7229 0.046 77
IV.SDI.SHZ. 2009-04-06T22:21:36.70 10.0 undecidable manual Pg 0 0 0
IV.FIAM.HHE. 2009-04-06T22:21:35.24 0.6 undecidable manual Sg 266 33.5442 0.135 51
IV.PTQR.SHZ. 2009-04-06T22:21:34.38 0.3 undecidable manual Sg 199 31.1466 -0.104 77
IV.INTR.HHN. 2009-04-06T22:21:31.45 0.3 undecidable manual Pg 134 43.7229 -0.276 72
IV.VVLD.HHN. 2009-04-06T22:21:31.59 0.6 undecidable manual Pg 170 47.0196 -0.645 43
IV.PTQR.SHZ. 2009-04-06T22:21:30.15 0.3 undecidable manual Pg 199 31.1466 0.358 73
IV.FIAM.HHE. 2009-04-06T22:21:30.38 0.1 undecidable manual Pg 266 33.5442 0.234 100
.CAMP.---. 2009-04-06T22:21:30.04 0.6 undecidable manual Pg 341 29.1486 0.567 47
IV.VCEL.EHZ. 2009-04-06T22:21:29.29 0.3 undecidable manual Pg 65 28.5492 -0.09 77
.AQU.HHZ. 2009-04-06T22:21:28.31 0.6 undecidable manual Sg 306 12.4764 -0.516 49
IV.FAGN.HHN. 2009-04-06T22:21:27.52 0.3 undecidable manual Sg 116 5.3946 0.326 76
.AQU.HHZ. 2009-04-06T22:21:26.32 0.3 undecidable manual Pg 306 12.4764 -0.203 78
IV.FAGN.HHN. 2009-04-06T22:21:25.55 0.3 undecidable manual Pg 116 5.3946 -0.035 82
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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