Earthquake with magnitude of ML 1.9 on date 06-04-2009 and time 22:49:54 (Italy) in region 6 km NW Poggio Picenze (AQ)

A magnitude ML 1.9 earthquake occured in region: 6 km NW Poggio Picenze (AQ), on

  • 06-04-2009 20:49:54 (UTC)
  • 06-04-2009 22:49:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3480, 13.4810 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
Poggio Picenze AQ 6 1136 1136
Fossa AQ 6 721 1857
L'Aquila AQ 7 69753 71610
Ocre AQ 7 1167 72777
Sant'Eusanio Forconese AQ 7 394 73171
San Demetrio ne' Vestini AQ 9 1854 75025
Barisciano AQ 9 1828 76853
Villa Sant'Angelo AQ 10 424 77277
Rocca di Cambio AQ 12 533 77810
Prata d'Ansidonia AQ 13 496 78306
Fagnano Alto AQ 13 418 78724
Lucoli AQ 13 1011 79735
Santo Stefano di Sessanio AQ 14 111 79846
Rocca di Mezzo AQ 16 1526 81372
San Pio delle Camere AQ 16 661 82033
Tornimparte AQ 16 3187 85220
Fontecchio AQ 17 369 85589
Carapelle Calvisio AQ 18 87 85676
Castelvecchio Calvisio AQ 18 153 85829
Calascio AQ 18 137 85966
Pizzoli AQ 18 4326 90292
Scoppito AQ 19 3727 94019
Caporciano AQ 19 230 94249

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of L'Aquila (69753 inhabitants)
39 Km SW of Teramo (54892 inhabitants)
57 Km W of Chieti (51815 inhabitants)
58 Km W of Montesilvano (53738 inhabitants)
62 Km W of Pescara (121014 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
72 Km E of Terni (111501 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km SE of Foligno (57155 inhabitants)
94 Km NE of Velletri (53303 inhabitants)
97 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 1.9 2009-04-06
20:49:54
42.348 13.481 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 762859
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-06 20:49:54 ± 0.08
Latitude 42.3480 ± 0.0045
Longitude 13.4810 ± 0.0085
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 762859

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 737
Semi-minor axis of confidence ellipse (meter) 302
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.2
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 28
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.90921
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 762859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:25:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHE. 2009-04-06T20:50:19.30 10.0 undecidable manual Sg 0 0 0
IV.NRCA.SHZ. 2009-04-06T20:50:13.86 0.6 undecidable manual Sg 331 61.6938 0.559 40
IV.BLLA.EHZ. 2009-04-06T20:50:12.10 10.0 undecidable manual Pg 0 0 0
IV.MIDA.HHN. 2009-04-06T20:50:11.33 0.3 undecidable manual Pg 141 100.9212 0.087 62
IV.CERA.HHN. 2009-04-06T20:50:10.28 0.3 undecidable manual Pg 152 94.239 0.073 63
IV.MNS.HHN. 2009-04-06T20:50:06.78 0.3 undecidable manual Pg 274 65.6898 0.966 50
IV.PTQR.SHZ. 2009-04-06T20:50:06.34 0.6 undecidable manual Sg 190 36.741 -0.295 45
IV.NRCA.SHZ. 2009-04-06T20:50:05.07 0.1 undecidable manual Pg 331 61.6938 -0.123 89
IV.CERT.HHE. 2009-04-06T20:50:05.17 0.3 undecidable manual Pg 223 60.3951 0.185 66
IV.FIAM.HHZ. 2009-04-06T20:50:05.01 0.6 undecidable manual Sg 254 31.1466 -0.141 47
IV.GUAR.HHZ. 2009-04-06T20:50:05.25 0.6 undecidable manual Pg 193 62.8926 -0.132 44
IV.TERO.HHE. 2009-04-06T20:50:04.99 0.3 undecidable manual Sg 18 32.1456 -0.422 66
IV.VVLD.HHE. 2009-04-06T20:50:03.88 0.1 undecidable manual Pg 168 54.3012 -0.17 89
IV.CAMP.HHZ. 2009-04-06T20:50:02.58 0.6 undecidable manual Sg 344 21.6672 0.183 47
IV.PTQR.SHZ. 2009-04-06T20:50:01.09 0.1 undecidable manual Pg 190 36.741 -0.253 90
IV.TERO.HHE. 2009-04-06T20:50:00.20 0.1 undecidable manual Pg 18 32.1456 -0.437 88
IV.FIAM.HHZ. 2009-04-06T20:50:00.55 0.6 undecidable manual Pg 254 31.1466 0.06 48
IV.VCEL.EHZ. 2009-04-06T20:50:00.73 0.1 undecidable manual Pg 80 29.9478 0.431 88
IV.FAGN.HHN. 2009-04-06T20:49:59.60 0.3 undecidable manual Sg 137 12.3765 -0.015 74
IV.CING.HHE. 2009-04-06T20:49:58.43 10.0 undecidable manual Pg 0 0 0
IV.CAMP.HHZ. 2009-04-06T20:49:58.89 0.1 undecidable manual Pg 344 21.6672 -0.006 98
MN.AQU.HHZ. 2009-04-06T20:49:57.91 0.3 undecidable manual Sg 276 6.5934 -0.329 70
IV.FAGN.HHN. 2009-04-06T20:49:57.54 0.1 undecidable manual Pg 137 12.3765 0.247 94
MN.AQU.HHZ. 2009-04-06T20:49:56.48 0.1 undecidable manual Pg 276 6.5934 -0.018 100
IV.ASSB.HHE. 2009-04-06T20:49:53.97 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHE. 2009-04-06T20:49:49.84 10.0 undecidable manual Pg 0 0 0
IV.OFFI.HHE. 2009-04-06T20:49:45.74 10.0 undecidable manual Pg 0 0 0
IV.MTCE.HHE. 2009-04-06T20:49:36.83 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