Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 06-04-2009 and time 18:00:28 (Italy) in region 5 km SE Pizzoli (AQ)

A magnitude ML 2.2 earthquake occured in region: 5 km SE Pizzoli (AQ), on

  • 06-04-2009 16:00:28 (UTC)
  • 06-04-2009 18:00:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3990, 13.3380 at 11 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 6 4326 4326
L'Aquila AQ 7 69753 74079
Scoppito AQ 7 3727 77806
Barete AQ 8 737 78543
Cagnano Amiterno AQ 12 1369 79912
Lucoli AQ 12 1011 80923
Tornimparte AQ 12 3187 84110
Capitignano AQ 14 665 84775
Montereale AQ 16 2581 87356
Ocre AQ 17 1167 88523
Fossa AQ 17 721 89244
Campotosto AQ 18 542 89786
Poggio Picenze AQ 19 1136 90922
Sant'Eusanio Forconese AQ 20 394 91316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NW of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
59 Km E of Terni (111501 inhabitants)
66 Km NE of Tivoli (56533 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
68 Km W of Chieti (51815 inhabitants)
72 Km W of Pescara (121014 inhabitants)
81 Km SE of Foligno (57155 inhabitants)
90 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 		ML 2.2 2009-04-06
16:00:28		 42.399 13.338 11 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 761029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-06 16:00:28 ± 0.06
Latitude 42.3990 ± 0.0027
Longitude 13.3380 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 761029

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 501
Semi-minor axis of confidence ellipse (meter) 259
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 583.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57107
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 761029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:23:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MELA.HHZ. 2009-04-06T16:01:56.06 10.0 undecidable manual Pg 0 0 0
IV.BADI.EHZ. 2009-04-06T16:01:44.70 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2009-04-06T16:01:43.47 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2009-04-06T16:01:37.54 10.0 undecidable manual Pg 339 51.5151 0.103 92
IV.PTQR.SHZ. 2009-04-06T16:01:29.73 10.0 undecidable manual Pg 173 42.2244 -0.012 95
.NRCA.---. 2009-04-06T16:00:44.93 0.6 undecidable manual Sg 339 51.5151 0.19 45
.PTQR.---. 2009-04-06T16:00:42.26 0.3 undecidable manual Sg 173 42.2244 0.004 72
IV.TERO.HHN. 2009-04-06T16:00:39.51 0.3 undecidable manual Sg 41 33.0447 -0.29 69
.INTR.---. 2009-04-06T16:00:39.98 0.3 undecidable manual Pg 133 63.3921 0.275 65
.CERT.---. 2009-04-06T16:00:38.59 0.3 undecidable manual Pg 210 57.8976 -0.263 66
IV.FIAM.HHE. 2009-04-06T16:00:37.02 0.3 undecidable manual Sg 231 23.2545 -0.172 71
.NRCA.---. 2009-04-06T16:00:37.97 0.1 undecidable manual Pg 339 51.5151 0.103 92
IV.FAGN.HHZ. 2009-04-06T16:00:37.57 0.6 undecidable manual Sg 126 25.0527 -0.113 48
IV.VCEL.EHN. 2009-04-06T16:00:36.36 0.3 undecidable manual Pg 91 41.2254 0.077 71
.PTQR.---. 2009-04-06T16:00:36.42 0.1 undecidable manual Pg 173 42.2244 -0.012 95
.CAMP.---. 2009-04-06T16:00:35.17 0.3 undecidable manual Sg 21 16.1727 -0.067 74
IV.FAGN.HHZ. 2009-04-06T16:00:34.17 0.3 undecidable manual Pg 126 25.0527 0.38 68
IV.TERO.HHN. 2009-04-06T16:00:34.81 0.1 undecidable manual Pg 41 33.0447 -0.207 93
IV.FIAM.HHE. 2009-04-06T16:00:33.60 0.3 undecidable manual Pg 231 23.2545 0.093 73
.CAMP.---. 2009-04-06T16:00:32.52 0.1 positive manual Pg 21 16.1727 0.139 97
MN.AQU.HHE. 2009-04-06T16:00:32.79 0.3 undecidable manual Sg 134 7.2927 -0.213 73
MN.AQU.HHE. 2009-04-06T16:00:31.16 0.1 undecidable manual Pg 134 7.2927 0.071 100
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