Earthquake with magnitude of ML 1.1 on date 30-05-2009 and time 07:19:14 (Italy) in region 3 km NE L'Aquila (AQ)

A magnitude ML 1.1 earthquake occured in region: 3 km NE L'Aquila (AQ), on

  • 30-05-2009 05:19:14 (UTC)
  • 30-05-2009 07:19:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3720, 13.4200 at 3 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 3 69753 69753
Fossa AQ 10 721 70474
Ocre AQ 11 1167 71641
Lucoli AQ 11 1011 72652
Poggio Picenze AQ 12 1136 73788
Pizzoli AQ 13 4326 78114
Sant'Eusanio Forconese AQ 13 394 78508
Tornimparte AQ 13 3187 81695
Scoppito AQ 13 3727 85422
Barete AQ 14 737 86159
San Demetrio ne' Vestini AQ 15 1854 88013
Barisciano AQ 15 1828 89841
Villa Sant'Angelo AQ 15 424 90265
Rocca di Cambio AQ 16 533 90798
Fagnano Alto AQ 18 418 91216
Prata d'Ansidonia AQ 19 496 91712
Cagnano Amiterno AQ 19 1369 93081
Santo Stefano di Sessanio AQ 19 111 93192
Capitignano AQ 19 665 93857
Rocca di Mezzo AQ 20 1526 95383

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km NE of L'Aquila (69753 inhabitants)
40 Km SW of Teramo (54892 inhabitants)
62 Km W of Chieti (51815 inhabitants)
62 Km W of Montesilvano (53738 inhabitants)
66 Km W of Pescara (121014 inhabitants)
67 Km E of Terni (111501 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
88 Km SE of Foligno (57155 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
94 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 1.7
ML 1.1
2009-05-30
05:19:14
42.372 13.42 3 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 882149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-05-30 05:19:14 ± 0.18
Latitude 42.3720 ± 0.0063
Longitude 13.4200 ± 0.0097
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 882149

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 714
Semi-minor axis of confidence ellipse (meter) 598
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 1063.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16458
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:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 882149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:45:41

Md:1.7

Field Value
Value 1.7
Uncertainty 0.0
Num. used stations
Type of magnitude Md
Reference to an origin 882149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:45:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHE. 2009-05-30T05:19:32.30 10.0 undecidable manual Sg 0 0 0
IV.NRCA.HHE. 2009-05-30T05:19:23.83 10.0 undecidable manual Pg 0 0 0
IV.CAMP.HHN. 2009-05-30T05:19:21.00 0.3 undecidable manual Sg 357 18.2706 0.255 69
IV.FAGN.HHZ. 2009-05-30T05:19:20.86 0.6 undecidable manual Sg 131 17.871 0.243 46
IV.CAMP.HHN. 2009-05-30T05:19:17.80 0.1 undecidable manual Pg 357 18.2706 -0.237 93
IV.FAGN.HHZ. 2009-05-30T05:19:17.99 0.1 undecidable manual Pg 131 17.871 0.026 97
IV.T0104.EHZ. 2009-05-30T05:19:17.20 0.3 undecidable manual Sg 259 6.7932 0.306 70
IV.T0104.EHZ. 2009-05-30T05:19:15.70 0.1 undecidable manual Pg 259 6.7932 -0.115 97
MN.AQU.HHZ. 2009-05-30T05:19:15.64 0.1 undecidable manual Sg 216 2.3976 0.006 100
MN.AQU.HHZ. 2009-05-30T05:19:14.87 0.1 undecidable manual Pg 216 2.3976 -0.218 96
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