Earthquake with magnitude of ML 0.2 on date 10-05-2009 and time 00:39:19 (Italy) in region 2 km NE L'Aquila (AQ)

A magnitude ML 0.2 earthquake occured in region: 2 km NE L'Aquila (AQ), on

  • 09-05-2009 22:39:19 (UTC)
  • 10-05-2009 00:39:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3670, 13.4060 at 6 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 2 69753 69753
Lucoli AQ 10 1011 70764
Fossa AQ 11 721 71485
Ocre AQ 11 1167 72652
Pizzoli AQ 12 4326 76978
Tornimparte AQ 12 3187 80165
Scoppito AQ 12 3727 83892
Poggio Picenze AQ 12 1136 85028
Sant'Eusanio Forconese AQ 13 394 85422
Barete AQ 14 737 86159
Villa Sant'Angelo AQ 15 424 86583
San Demetrio ne' Vestini AQ 15 1854 88437
Barisciano AQ 16 1828 90265
Rocca di Cambio AQ 16 533 90798
Cagnano Amiterno AQ 18 1369 92167
Fagnano Alto AQ 19 418 92585
Capitignano AQ 19 665 93250
Prata d'Ansidonia AQ 19 496 93746
Rocca di Mezzo AQ 20 1526 95272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
2 Km NE of L'Aquila (69753 inhabitants)
41 Km SW of Teramo (54892 inhabitants)
63 Km W of Chieti (51815 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
66 Km E of Terni (111501 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
67 Km W of Pescara (121014 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km SE of Foligno (57155 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
92 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
Md 1.5
ML 0.2
2009-05-09
22:39:19
42.367 13.406 6 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 858849
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-05-09 22:39:19 ± 0.19
Latitude 42.3670 ± 0.0054
Longitude 13.4060 ± 0.0085
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 858849

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 630
Semi-minor axis of confidence ellipse (meter) 546
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 275
Circular confidence region, given by single value of horizontal uncertainty (meter) 922.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 190
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16907
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 858849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:18:02

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 858849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:18:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHE. 2009-05-09T22:39:35.09 10.0 undecidable manual Pg 0 0 0
IV.CAMP.HHN. 2009-05-09T22:39:26.29 0.3 undecidable manual Sg 1 18.7701 0.078 72
IV.CAMP.HHN. 2009-05-09T22:39:23.17 0.3 undecidable manual Pg 1 18.7701 -0.143 71
IV.T0104.EHZ. 2009-05-09T22:39:22.22 0.3 undecidable manual Sg 262 5.5944 -0.047 74
IV.T0104.EHZ. 2009-05-09T22:39:21.09 0.1 undecidable manual Pg 262 5.5944 0.056 99
MN.AQU.HHZ. 2009-05-09T22:39:21.56 0.1 undecidable manual Sg 191 1.4985 -0.027 100
MN.AQU.HHZ. 2009-05-09T22:39:20.69 0.1 undecidable manual Pg 191 1.4985 0.041 100
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