Earthquake with magnitude of ML 0.2 on date 26-11-2009 and time 01:04:21 (Italy) in region 8 km N L'Aquila (AQ)

A magnitude ML 0.2 earthquake occured in region: 8 km N L'Aquila (AQ), on

  • 26-11-2009 00:04:21 (UTC)
  • 26-11-2009 01:04:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4220, 13.4040 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 8 69753 69753
Pizzoli AQ 9 4326 74079
Barete AQ 11 737 74816
Scoppito AQ 13 3727 78543
Capitignano AQ 14 665 79208
Cagnano Amiterno AQ 15 1369 80577
Lucoli AQ 15 1011 81588
Crognaleto TE 15 1297 82885
Campotosto AQ 15 542 83427
Fossa AQ 16 721 84148
Poggio Picenze AQ 16 1136 85284
Ocre AQ 16 1167 86451
Tornimparte AQ 17 3187 89638
Pietracamela TE 17 271 89909
Montereale AQ 17 2581 92490
Sant'Eusanio Forconese AQ 18 394 92884
Fano Adriano TE 18 296 93180
Barisciano AQ 19 1828 95008
San Demetrio ne' Vestini AQ 20 1854 96862

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km N of L'Aquila (69753 inhabitants)
36 Km SW of Teramo (54892 inhabitants)
62 Km W of Montesilvano (53738 inhabitants)
63 Km W of Chieti (51815 inhabitants)
64 Km E of Terni (111501 inhabitants)
67 Km W of Pescara (121014 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km SE of Foligno (57155 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
97 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 1.6
ML 0.2
2009-11-26
00:04:21
42.422 13.404 6 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 994599
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-11-26 00:04:21 ± 0.52
Latitude 42.4220 ± 0.0234
Longitude 13.4040 ± 0.0134
Depth (km) 6 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 994599

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2579
Semi-minor axis of confidence ellipse (meter) 1053
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 2823.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 281
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.06835
Epicentral distance of station farthest from the epicenter (degree) 0.20505
Number of stations at which the event was observed 3
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 994599
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:02:59

Md:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 994599
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:02:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2009-11-26T00:04:30.06 0.3 undecidable manual Sg 139 22.755 -0.049 73
IV.FAGN.HHZ. 2009-11-26T00:04:27.04 0.3 undecidable manual Pg 139 22.755 0.384 69
MN.AQU.HHZ. 2009-11-26T00:04:25.18 0.3 undecidable manual Sg 181 7.5813 -0.102 75
IV.T0104.HHZ. 2009-11-26T00:04:25.87 0.3 undecidable manual Sg 218 8.6802 0.262 72
IV.T0104.HHZ. 2009-11-26T00:04:23.99 0.1 undecidable manual Pg 218 8.6802 -0.067 100
MN.AQU.HHZ. 2009-11-26T00:04:23.48 0.3 undecidable manual Pg 181 7.5813 -0.389 70
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