Earthquake with magnitude of ML 2.0 on date 09-04-2009 and time 07:42:36 (Italy) in region 11 km S Crognaleto (TE)

A magnitude ML 2.0 earthquake occured in region: 11 km S Crognaleto (TE), on

  • 09-04-2009 05:42:36 (UTC)
  • 09-04-2009 07:42:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4510, 13.4420 at 9 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
Crognaleto TE 11 1297 1297
L'Aquila AQ 12 69753 71050
Pizzoli AQ 12 4326 75376
Pietracamela TE 12 271 75647
Barete AQ 13 737 76384
Campotosto AQ 13 542 76926
Fano Adriano TE 14 296 77222
Capitignano AQ 14 665 77887
Poggio Picenze AQ 17 1136 79023
Scoppito AQ 18 3727 82750
Cagnano Amiterno AQ 18 1369 84119
Fossa AQ 18 721 84840
Montereale AQ 18 2581 87421
Barisciano AQ 18 1828 89249
Ocre AQ 19 1167 90416
Isola del Gran Sasso d'Italia TE 19 4773 95189
Sant'Eusanio Forconese AQ 19 394 95583
Lucoli AQ 20 1011 96594
Cortino TE 20 656 97250

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NE of L'Aquila (69753 inhabitants)
32 Km SW of Teramo (54892 inhabitants)
59 Km W of Montesilvano (53738 inhabitants)
61 Km W of Chieti (51815 inhabitants)
63 Km W of Pescara (121014 inhabitants)
66 Km E of Terni (111501 inhabitants)
76 Km NE of Tivoli (56533 inhabitants)
77 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km SE of Foligno (57155 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 2.0
2009-04-09
05:42:36
42.451 13.442 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 778439
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-09 05:42:36 ± 0.09
Latitude 42.4510 ± 0.0054
Longitude 13.4420 ± 0.0085
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 778439

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 578
Semi-minor axis of confidence ellipse (meter) 546
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
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) 77
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67989
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 778439
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:44:01

Md:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 778439
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:44:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
.CESI.HHE. 2009-04-09T05:43:00.33 0.6 undecidable manual Sg 325 75.4689 0.341 42
.NRCA.HHN. 2009-04-09T05:42:52.92 0.3 undecidable manual Sg 328 50.2164 -0.318 66
.CESI.HHE. 2009-04-09T05:42:50.08 0.3 undecidable manual Pg 325 75.4689 -0.152 65
IV.VCEL.EHN. 2009-04-09T05:42:49.16 0.1 undecidable manual Sg 101 33.2445 0.448 88
.LNSS.HHE. 2009-04-09T05:42:49.33 0.3 undecidable manual Sg 297 36.9297 -0.367 67
IV.FAGN.HHN. 2009-04-09T05:42:45.25 0.1 undecidable manual Sg 150 23.5542 -0.404 91
.NRCA.HHN. 2009-04-09T05:42:45.96 0.1 undecidable manual Pg 328 50.2164 -0.374 87
.TERO.HHE. 2009-04-09T05:42:45.12 0.3 undecidable manual Sg 35 23.2545 -0.418 68
IV.VCEL.EHN. 2009-04-09T05:42:44.28 0.1 undecidable manual Pg 101 33.2445 0.557 85
.LNSS.HHE. 2009-04-09T05:42:44.49 0.3 undecidable manual Pg 297 36.9297 0.2 69
IV.SOI.EHN. 2009-04-09T05:42:43.36 10.0 undecidable manual Pg 0 0 0
IV.T0104.EHZ. 2009-04-09T05:42:42.51 0.1 undecidable manual Sg 220 13.1757 0.084 99
MN.AQU.HHZ. 2009-04-09T05:42:41.91 0.1 undecidable manual Sg 197 11.2776 0.03 100
.TERO.HHE. 2009-04-09T05:42:41.75 0.1 undecidable manual Pg 35 23.2545 -0.139 96
IV.CAMP.HHN. 2009-04-09T05:42:41.77 0.1 undecidable manual Sg 344 9.7791 0.266 95
IV.FAGN.HHN. 2009-04-09T05:42:41.24 0.1 undecidable manual Pg 150 23.5542 -0.716 81
MN.AQU.HHZ. 2009-04-09T05:42:40.02 0.1 undecidable manual Pg 197 11.2776 0.242 96
IV.T0104.EHZ. 2009-04-09T05:42:40.29 0.1 positive manual Pg 220 13.1757 0.197 96
IV.CAMP.HHN. 2009-04-09T05:42:39.89 0.1 positive manual Pg 344 9.7791 0.331 94
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
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