Earthquake with magnitude of ML 2.3 on date 06-04-2009 and time 13:06:57 (Italy) in region 2 km NW Rocca di Cambio (AQ)

A magnitude ML 2.3 earthquake occured in region: 2 km NW Rocca di Cambio (AQ), on

  • 06-04-2009 11:06:57 (UTC)
  • 06-04-2009 13:06:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2500, 13.4740 at 10 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
Rocca di Cambio AQ 2 533 533
Ocre AQ 4 1167 1700
Fossa AQ 5 721 2421
Villa Sant'Angelo AQ 6 424 2845
Rocca di Mezzo AQ 6 1526 4371
Sant'Eusanio Forconese AQ 6 394 4765
San Demetrio ne' Vestini AQ 8 1854 6619
Fagnano Alto AQ 8 418 7037
Poggio Picenze AQ 10 1136 8173
Fontecchio AQ 11 369 8542
Prata d'Ansidonia AQ 11 496 9038
Lucoli AQ 12 1011 10049
L'Aquila AQ 13 69753 79802
Barisciano AQ 13 1828 81630
Ovindoli AQ 13 1227 82857
Tione degli Abruzzi AQ 14 310 83167
Tornimparte AQ 15 3187 86354
San Pio delle Camere AQ 16 661 87015
Caporciano AQ 16 230 87245
Massa d'Albe AQ 17 1476 88721
Santo Stefano di Sessanio AQ 18 111 88832
Carapelle Calvisio AQ 18 87 88919
Castelvecchio Calvisio AQ 19 153 89072
Celano AQ 19 11017 100089
Magliano de' Marsi AQ 20 3690 103779

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SE of L'Aquila (69753 inhabitants)
49 Km SW of Teramo (54892 inhabitants)
58 Km W of Chieti (51815 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
64 Km NE of Tivoli (56533 inhabitants)
65 Km W of Pescara (121014 inhabitants)
68 Km E of Guidonia Montecelio (88673 inhabitants)
76 Km E of Terni (111501 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
91 Km E of Roma (2864731 inhabitants)
99 Km NE of Latina (125985 inhabitants)
100 Km NE of Aprilia (73446 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 2.3 2009-04-06
11:06:57
42.25 13.474 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 759379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-06 11:06:57 ± 0.08
Latitude 42.2500 ± 0.0036
Longitude 13.4740 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 759379

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 486
Semi-minor axis of confidence ellipse (meter) 397
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 277
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.64032
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 759379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:21:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTSN.HHE. 2009-04-06T11:07:22.31 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2009-04-06T11:07:20.30 1.0 undecidable manual Sg 336 71.0733 0.913 17
IV.SDI.SHZ. 2009-04-06T11:07:18.48 0.1 undecidable manual Sg 155 66.0894 0.433 83
IV.LPEL.HHZ. 2009-04-06T11:07:17.25 0.1 undecidable manual Sg 111 62.493 0.144 89
IV.GIUL.HHN. 2009-04-06T11:07:16.03 10.0 undecidable manual Pg 0 0 0
IV.CERT.HHN. 2009-04-06T11:07:14.80 0.3 undecidable manual Sg 231 52.503 0.36 65
IV.MNS.HHE. 2009-04-06T11:07:14.78 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHZ. 2009-04-06T11:07:11.31 0.1 undecidable manual Sg 14 42.624 -0.495 85
IV.INTR.HHZ. 2009-04-06T11:07:11.95 0.1 undecidable manual Sg 127 44.2224 -0.27 89
IV.VVLD.HHZ. 2009-04-06T11:07:11.82 0.1 undecidable manual Sg 164 44.0226 -0.334 88
IV.NRCA.SHZ. 2009-04-06T11:07:10.04 0.1 undecidable manual Pg 336 71.0733 -0.186 86
IV.VCEL.EHE. 2009-04-06T11:07:10.22 0.1 undecidable manual Sg 62 34.0437 0.716 79
IV.SDI.SHZ. 2009-04-06T11:07:09.59 0.1 undecidable manual Pg 155 66.0894 0.139 88
IV.LPEL.HHZ. 2009-04-06T11:07:08.77 0.1 undecidable manual Pg 111 62.493 -0.138 89
.CAMP.---. 2009-04-06T11:07:08.56 0.6 undecidable manual Sg 350 32.1456 -0.43 44
IV.GUAR.HHE. 2009-04-06T11:07:07.16 0.6 undecidable manual Pg 195 52.3032 -0.171 45
IV.PTQR.SHZ. 2009-04-06T11:07:07.11 0.1 undecidable manual Sg 193 26.0517 -0.261 92
IV.CERT.HHN. 2009-04-06T11:07:07.26 0.1 positive manual Pg 231 52.503 -0.107 91
IV.VVLD.HHZ. 2009-04-06T11:07:06.28 0.1 undecidable manual Pg 164 44.0226 0.233 90
IV.INTR.HHZ. 2009-04-06T11:07:06.11 0.3 undecidable manual Pg 127 44.2224 0.024 70
IV.VCEL.EHE. 2009-04-06T11:07:05.14 0.6 undecidable manual Pg 62 34.0437 0.623 41
IV.TERO.HHZ. 2009-04-06T11:07:05.64 0.1 undecidable manual Pg 14 42.624 -0.205 91
.CAMP.---. 2009-04-06T11:07:04.13 0.3 undecidable manual Pg 350 32.1456 -0.092 71
IV.PTQR.SHZ. 2009-04-06T11:07:03.26 0.1 undecidable manual Pg 193 26.0517 -0.025 97
IV.FIAM.HHZ. 2009-04-06T11:07:03.76 0.1 positive manual Pg 274 29.3484 -0.038 96
MN.AQU.HHZ. 2009-04-06T11:07:03.57 0.1 undecidable manual Sg 333 12.9759 0.204 96
IV.FAGN.HHN. 2009-04-06T11:07:02.02 0.1 undecidable manual Sg 79 9.1797 -0.377 93
MN.AQU.HHZ. 2009-04-06T11:07:01.27 0.1 positive manual Pg 333 12.9759 0.295 94
IV.FAGN.HHN. 2009-04-06T11:07:00.43 0.1 positive manual Pg 79 9.1797 0.015 100
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
Waveforms Seismic signals in miniseed + resp format Download