Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 11-04-2009 and time 07:58:28 (Italy) in region 9 km E Pizzoli (AQ)

A magnitude ML 2.0 earthquake occured in region: 9 km E Pizzoli (AQ), on

  • 11-04-2009 05:58:28 (UTC)
  • 11-04-2009 07:58:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4650, 13.3930 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pizzoli AQ 9 4326 4326
Barete AQ 9 737 5063
Capitignano AQ 10 665 5728
Campotosto AQ 11 542 6270
Crognaleto TE 12 1297 7567
L'Aquila AQ 13 69753 77320
Cagnano Amiterno AQ 14 1369 78689
Montereale AQ 14 2581 81270
Pietracamela TE 15 271 81541
Scoppito AQ 15 3727 85268
Fano Adriano TE 15 296 85564
Lucoli AQ 20 1011 86575
Cortino TE 20 656 87231

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of L'Aquila (69753 inhabitants)
34 Km SW of Teramo (54892 inhabitants)
62 Km E of Terni (111501 inhabitants)
62 Km W of Montesilvano (53738 inhabitants)
65 Km W of Chieti (51815 inhabitants)
67 Km W of Pescara (121014 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km SE of Foligno (57155 inhabitants)
98 Km NE of Roma (2864731 inhabitants)
100 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 2.3
ML 2.0 		2009-04-11
05:58:28		 42.465 13.393 9 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 789199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-11 05:58:28 ± 0.09
Latitude 42.4650 ± 0.0045
Longitude 13.3930 ± 0.0073
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 789199

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 592
Semi-minor axis of confidence ellipse (meter) 325
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 781.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71856
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 789199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:56:38

Md:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 789199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:56:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.HHZ. 2009-04-11T05:59:13.68 10.0 undecidable manual Sg 0 0 0
IV.MURB.HHE. 2009-04-11T05:59:02.36 10.0 undecidable manual Sg 0 0 0
IV.CING.HHZ. 2009-04-11T05:59:00.90 10.0 undecidable manual Sg 0 0 0
IV.PIEI.HHE. 2009-04-11T05:58:56.27 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHE. 2009-04-11T05:58:55.41 10.0 undecidable manual Pg 0 0 0
IV.FSSB.HHZ. 2009-04-11T05:58:54.88 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2009-04-11T05:58:54.52 10.0 undecidable manual Pg 0 0 0
IV.CING.HHZ. 2009-04-11T05:58:53.52 10.0 undecidable manual Pg 0 0 0
IV.GUAR.HHN. 2009-04-11T05:58:52.86 10.0 undecidable manual Sg 0 0 0
IV.CESI.HHE. 2009-04-11T05:58:51.19 0.3 undecidable manual Sg 327 71.9724 0.911 52
IV.LPEL.HHE. 2009-04-11T05:58:51.93 0.3 undecidable manual Sg 125 79.7646 -0.426 62
IV.VVLD.HHE. 2009-04-11T05:58:50.02 0.3 undecidable manual Sg 164 68.6757 0.62 59
IV.CERT.HHZ. 2009-04-11T05:58:49.10 0.3 undecidable manual Sg 211 66.378 0.295 65
IV.FDMO.HHN. 2009-04-11T05:58:49.75 0.3 undecidable manual Sg 339 68.1762 0.483 62
IV.CESX.HHN. 2009-04-11T05:58:49.61 10.0 undecidable manual Pg 0 0 0
IV.INTR.HHE. 2009-04-11T05:58:48.44 0.3 undecidable manual Sg 140 65.49 -0.119 68
IV.SNTG.SHZ. 2009-04-11T05:58:47.38 10.0 undecidable manual Pg 0 0 0
IV.MNS.HHN. 2009-04-11T05:58:46.56 0.3 undecidable manual Sg 262 58.9965 -0.25 67
IV.GUAR.HHN. 2009-04-11T05:58:46.65 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHE. 2009-04-11T05:58:43.41 0.3 undecidable manual Sg 331 46.8198 -0.163 70
IV.VCEL.EHZ. 2009-04-11T05:58:41.65 0.3 undecidable manual Sg 102 37.4292 0.578 64
IV.LPEL.HHE. 2009-04-11T05:58:41.54 0.6 undecidable manual Pg 125 79.7646 -0.601 39
IV.VVLD.HHE. 2009-04-11T05:58:40.52 0.3 undecidable manual Pg 164 68.6757 0.087 68
IV.CESI.HHE. 2009-04-11T05:58:40.72 0.3 undecidable manual Pg 327 71.9724 -0.22 66
IV.FDMO.HHN. 2009-04-11T05:58:40.33 0.3 undecidable manual Pg 339 68.1762 -0.026 69
IV.INTR.HHE. 2009-04-11T05:58:39.33 0.3 undecidable manual Pg 140 65.49 -0.617 60
IV.FIAM.HHZ. 2009-04-11T05:58:39.86 0.6 undecidable manual Sg 226 31.4463 0.402 45
IV.CERT.HHZ. 2009-04-11T05:58:39.80 0.3 undecidable manual Pg 211 66.378 -0.289 65
IV.LNSS.HHZ. 2009-04-11T05:58:39.66 0.1 undecidable manual Sg 298 32.6451 -0.131 96
IV.OFFI.HHZ. 2009-04-11T05:58:39.27 0.3 undecidable manual Pg 24 57.3981 0.574 62
IV.FAGN.HHE. 2009-04-11T05:58:38.76 0.3 undecidable manual Sg 145 27.0507 0.674 63
IV.MNS.HHN. 2009-04-11T05:58:38.27 0.3 undecidable manual Pg 262 58.9965 -0.669 59
IV.PTQR.SHZ. 2009-04-11T05:58:37.13 0.3 undecidable manual Pg 179 49.1175 -0.289 67
IV.TERO.HHE. 2009-04-11T05:58:36.61 0.1 undecidable manual Sg 44 24.5532 -0.68 84
IV.NRCA.HHE. 2009-04-11T05:58:36.73 0.3 undecidable manual Pg 331 46.8198 -0.338 67
IV.VCEL.EHZ. 2009-04-11T05:58:35.70 0.3 undecidable manual Pg 102 37.4292 0.074 72
IV.LNSS.HHZ. 2009-04-11T05:58:34.82 0.1 negative manual Pg 298 32.6451 -0.065 97
IV.FAGN.HHE. 2009-04-11T05:58:34.24 0.3 undecidable manual Pg 145 27.0507 0.34 69
IV.FIAM.HHZ. 2009-04-11T05:58:34.75 0.3 undecidable manual Pg 226 31.4463 0.057 73
IV.TERO.HHE. 2009-04-11T05:58:33.00 0.1 positive manual Pg 44 24.5532 -0.441 91
MN.AQU.HHZ. 2009-04-11T05:58:33.29 0.1 undecidable manual Sg 177 12.2766 -0.209 98
IV.CAMP.HHN. 2009-04-11T05:58:32.88 0.1 undecidable manual Sg 9 7.9809 0.484 93
MN.AQU.HHZ. 2009-04-11T05:58:31.16 0.1 positive manual Pg 177 12.2766 -0.092 100
IV.CAMP.HHN. 2009-04-11T05:58:30.99 0.1 negative manual Pg 9 7.9809 0.374 95
IV.CRAC.EHE. 2009-04-11T05:58:11.52 10.0 undecidable manual Pg 0 0 0
IV.PE9.EHZ. 2009-04-11T05:58:00.17 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