Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 01-07-2009 and time 07:28:48 (Italy) in region 6 km W Rocca di Mezzo (AQ)

A magnitude ML 2.0 earthquake occured in region: 6 km W Rocca di Mezzo (AQ), on

  • 01-07-2009 05:28:48 (UTC)
  • 01-07-2009 07:28:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.1850, 13.4510 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.

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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
Rocca di Mezzo AQ 6 1526 1526
Rocca di Cambio AQ 7 533 2059
Ovindoli AQ 8 1227 3286
Massa d'Albe AQ 10 1476 4762
Ocre AQ 11 1167 5929
Villa Sant'Angelo AQ 12 424 6353
Magliano de' Marsi AQ 12 3690 10043
Fossa AQ 13 721 10764
Fagnano Alto AQ 13 418 11182
Sant'Eusanio Forconese AQ 13 394 11576
Celano AQ 14 11017 22593
Fontecchio AQ 14 369 22962
San Demetrio ne' Vestini AQ 15 1854 24816
Lucoli AQ 15 1011 25827
Tione degli Abruzzi AQ 16 310 26137
Scurcola Marsicana AQ 16 2824 28961
Aielli AQ 16 1475 30436
Prata d'Ansidonia AQ 17 496 30932
Poggio Picenze AQ 17 1136 32068
Tornimparte AQ 17 3187 35255
Avezzano AQ 17 42515 77770
Borgorose RI 18 4591 82361
Cerchio AQ 18 1635 83996
L'Aquila AQ 19 69753 153749
Secinaro AQ 19 359 154108
Barisciano AQ 20 1828 155936
Caporciano AQ 20 230 156166
Collarmele AQ 20 894 157060

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km S of L'Aquila (69753 inhabitants)
57 Km SW of Teramo (54892 inhabitants)
59 Km E of Tivoli (56533 inhabitants)
62 Km W of Chieti (51815 inhabitants)
63 Km E of Guidonia Montecelio (88673 inhabitants)
68 Km SW of Montesilvano (53738 inhabitants)
70 Km W of Pescara (121014 inhabitants)
78 Km SE of Terni (111501 inhabitants)
79 Km NE of Velletri (53303 inhabitants)
86 Km E of Roma (2864731 inhabitants)
92 Km NE of Latina (125985 inhabitants)
93 Km NE of Aprilia (73446 inhabitants)
97 Km NE of Pomezia (62966 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 2.6
ML 2.0 		2009-07-01
05:28:48		 42.185 13.451 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 912189
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-01 05:28:48 ± 0.08
Latitude 42.1850 ± 0.0027
Longitude 13.4510 ± 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 912189

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 462
Semi-minor axis of confidence ellipse (meter) 319
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
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) 63
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.80669
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 912189
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:21:39

Md:2.6

Field Value
Value 2.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 912189
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:21:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHN. 2009-07-01T05:29:15.89 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHE. 2009-07-01T05:29:14.92 10.0 undecidable manual Sg 0 0 0
IV.CESI.HHZ. 2009-07-01T05:29:13.40 10.0 undecidable manual Sg 0 0 0
IV.CESI.HHZ. 2009-07-01T05:29:10.10 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHE. 2009-07-01T05:29:10.68 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2009-07-01T05:29:08.18 0.1 undecidable manual Sg 150 60.495 0.379 88
IV.FDMO.HHZ. 2009-07-01T05:29:08.47 10.0 undecidable manual Pg 0 0 0
IV.MNS.HHZ. 2009-07-01T05:29:06.28 10.0 undecidable manual Sg 0 0 0
IV.CERA.HHE. 2009-07-01T05:29:06.09 10.0 undecidable manual Pg 0 0 0
IV.T0201.EHZ. 2009-07-01T05:29:05.61 0.3 undecidable manual Sg 0 0 0
IV.TERO.HHZ. 2009-07-01T05:29:05.06 0.3 undecidable manual Sg 14 50.2164 -0.007 73
IV.GUAR.HHZ. 2009-07-01T05:29:04.05 0.3 undecidable manual Sg 195 44.7219 0.441 67
IV.MIDA.HHZ. 2009-07-01T05:29:03.94 0.3 undecidable manual Pg 132 89.5437 -0.397 62
IV.CERT.HHZ. 2009-07-01T05:29:03.59 0.3 undecidable manual Sg 236 46.62 -0.521 65
IV.CAMP.HHE. 2009-07-01T05:29:02.43 0.3 undecidable manual Sg 355 39.1275 0.325 69
IV.INTR.HHZ. 2009-07-01T05:29:02.60 0.3 undecidable manual Sg 117 42.0246 -0.278 70
IV.VCEL.EHZ. 2009-07-01T05:29:02.76 0.3 undecidable manual Sg 54 39.5271 0.53 66
IV.NRCA.HHE. 2009-07-01T05:29:02.57 0.3 undecidable manual Pg 339 77.0673 0.16 67
IV.MNS.HHZ. 2009-07-01T05:29:02.11 10.0 undecidable manual Pg 0 0 0
IV.GIUL.HHZ. 2009-07-01T05:29:02.43 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHZ. 2009-07-01T05:29:01.59 0.1 undecidable manual Sg 158 37.7289 -0.143 96
IV.LNSS.HHZ. 2009-07-01T05:28:59.69 0.6 undecidable manual Pg 324 57.2982 0.325 45
IV.FIAM.HHZ. 2009-07-01T05:28:59.53 0.3 undecidable manual Sg 289 28.9488 0.145 73
IV.SDI.SHZ. 2009-07-01T05:28:59.52 0.3 undecidable manual Pg 150 60.495 -0.33 67
IV.POFI.HHZ. 2009-07-01T05:28:58.69 0.3 undecidable manual Pg 157 56.0994 -0.493 65
IV.TERO.HHZ. 2009-07-01T05:28:58.13 0.3 undecidable manual Pg 14 50.2164 -0.14 71
IV.GUAR.HHZ. 2009-07-01T05:28:57.54 0.3 undecidable manual Pg 195 44.7219 0.11 72
IV.T0201.EHZ. 2009-07-01T05:28:57.70 0.3 undecidable manual Pg 0 0 0
IV.CERT.HHZ. 2009-07-01T05:28:57.79 0.1 undecidable manual Pg 236 46.62 0.07 96
IV.VCEL.EHZ. 2009-07-01T05:28:57.08 0.3 undecidable manual Pg 54 39.5271 0.448 67
IV.PTQR.SHZ. 2009-07-01T05:28:56.82 0.3 undecidable manual Sg 193 18.4704 0.521 69
IV.VVLD.HHZ. 2009-07-01T05:28:56.18 0.1 undecidable manual Pg 158 37.7289 -0.166 96
IV.T0104.EHZ. 2009-07-01T05:28:56.94 0.3 undecidable manual Sg 335 21.5673 -0.296 72
IV.CAMP.HHE. 2009-07-01T05:28:56.33 0.3 undecidable manual Pg 355 39.1275 -0.231 71
IV.INTR.HHZ. 2009-07-01T05:28:56.68 0.3 undecidable manual Pg 117 42.0246 -0.327 69
MN.AQU.HHZ. 2009-07-01T05:28:56.62 0.3 undecidable manual Sg 348 19.1697 0.107 75
IV.T0105.HLZ. 2009-07-01T05:28:54.51 0.1 undecidable manual Sg 0 0 0
IV.FIAM.HHZ. 2009-07-01T05:28:54.89 0.3 undecidable manual Pg 289 28.9488 -0.099 74
MN.AQU.HHZ. 2009-07-01T05:28:53.22 0.1 undecidable manual Pg 348 19.1697 -0.111 100
IV.PTQR.SHZ. 2009-07-01T05:28:53.40 0.1 undecidable manual Pg 193 18.4704 0.192 98
IV.T0104.EHZ. 2009-07-01T05:28:53.57 0.3 undecidable manual Pg 335 21.5673 -0.179 74
IV.T0105.HLZ. 2009-07-01T05:28:52.17 0.1 undecidable manual Pg 0 0 0
IV.SIRI.HHZ. 2009-07-01T05:28:51.06 10.0 undecidable manual Pg 0 0 0
IV.CRE.HHE. 2009-07-01T05:28:18.04 10.0 undecidable manual Pg 0 0 0
IV.PE9.EHZ. 2009-07-01T05:27:53.02 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