Earthquake with magnitude of ML 1.3 on date 06-05-2009 and time 01:56:59 (Italy) in region 5 km NW L'Aquila (AQ)

A magnitude ML 1.3 earthquake occured in region: 5 km NW L'Aquila (AQ), on

  • 05-05-2009 23:56:59 (UTC)
  • 06-05-2009 01:56:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3930, 13.3680 at 7 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
Pizzoli AQ 8 4326 74079
Scoppito AQ 9 3727 77806
Barete AQ 10 737 78543
Lucoli AQ 12 1011 79554
Tornimparte AQ 13 3187 82741
Cagnano Amiterno AQ 14 1369 84110
Fossa AQ 15 721 84831
Ocre AQ 15 1167 85998
Capitignano AQ 15 665 86663
Poggio Picenze AQ 16 1136 87799
Sant'Eusanio Forconese AQ 17 394 88193
Montereale AQ 18 2581 90774
Campotosto AQ 18 542 91316
Villa Sant'Angelo AQ 20 424 91740
San Demetrio ne' Vestini AQ 20 1854 93594
Crognaleto TE 20 1297 94891
Barisciano AQ 20 1828 96719
Rocca di Cambio AQ 20 533 97252

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km NW of L'Aquila (69753 inhabitants)
41 Km SW of Teramo (54892 inhabitants)
62 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
66 Km W of Chieti (51815 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
68 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km W of Pescara (121014 inhabitants)
83 Km SE of Foligno (57155 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
92 Km NE of Velletri (53303 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 1.8
ML 1.3
2009-05-05
23:56:59
42.393 13.368 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 852069
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-05-05 23:56:59 ± 0.55
Latitude 42.3930 ± 0.0099
Longitude 13.3680 ± 0.0256
Depth (km) 7 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 852069

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1764
Semi-minor axis of confidence ellipse (meter) 1265
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 248
Circular confidence region, given by single value of horizontal uncertainty (meter) 2370.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
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) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20415
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:1.3

Field Value
Value 1.3
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 852069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:10:04

Md:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 852069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:10:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2009-05-05T23:57:08.68 0.1 undecidable manual Sg 129 22.6551 0.635 85
IV.CAMP.HHZ. 2009-05-05T23:57:06.10 0.1 undecidable manual Sg 12 16.1727 0.171 98
IV.FAGN.HHZ. 2009-05-05T23:57:04.21 0.1 undecidable manual Pg 129 22.6551 -0.342 93
IV.CAMP.HHZ. 2009-05-05T23:57:03.22 0.1 undecidable manual Pg 12 16.1727 -0.113 99
IV.T0104.EHN. 2009-05-05T23:57:03.02 0.1 undecidable manual Sg 213 4.3956 0.293 97
MN.AQU.HHZ. 2009-05-05T23:57:02.47 0.1 undecidable manual Sg 147 5.1948 -0.41 95
MN.AQU.HHZ. 2009-05-05T23:57:01.23 0.1 undecidable manual Pg 147 5.1948 -0.343 96
IV.T0104.EHN. 2009-05-05T23:57:01.63 0.1 undecidable manual Pg 213 4.3956 0.149 100
IV.SBPO.HHZ. 2009-05-05T23:56:54.86 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