Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-07-2009 and time 03:13:12 (UTC) in region 4 km W Ocre (AQ)

A magnitude ML 2.0 earthquake occured in region: 4 km W Ocre (AQ), on

  • 07-07-2009 03:13:12 (UTC)
  • 07-07-2009 05:13:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2860, 13.4290 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
Ocre AQ 4 1167 1167
Fossa AQ 5 721 1888
Rocca di Cambio AQ 7 533 2421
Lucoli AQ 8 1011 3432
L'Aquila AQ 8 69753 73185
Sant'Eusanio Forconese AQ 8 394 73579
Villa Sant'Angelo AQ 9 424 74003
Poggio Picenze AQ 10 1136 75139
Tornimparte AQ 11 3187 78326
San Demetrio ne' Vestini AQ 11 1854 80180
Rocca di Mezzo AQ 11 1526 81706
Fagnano Alto AQ 13 418 82124
Barisciano AQ 14 1828 83952
Prata d'Ansidonia AQ 15 496 84448
Fontecchio AQ 16 369 84817
Scoppito AQ 17 3727 88544
Ovindoli AQ 18 1227 89771
San Pio delle Camere AQ 19 661 90432
Borgorose RI 19 4591 95023
Santo Stefano di Sessanio AQ 19 111 95134
Tione degli Abruzzi AQ 19 310 95444
Massa d'Albe AQ 20 1476 96920

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km SE of L'Aquila (69753 inhabitants)
47 Km SW of Teramo (54892 inhabitants)
61 Km W of Chieti (51815 inhabitants)
63 Km NE of Tivoli (56533 inhabitants)
65 Km W of Montesilvano (53738 inhabitants)
66 Km E of Guidonia Montecelio (88673 inhabitants)
68 Km W of Pescara (121014 inhabitants)
71 Km E of Terni (111501 inhabitants)
86 Km NE of Velletri (53303 inhabitants)
89 Km NE of Roma (2864731 inhabitants)
95 Km SE of Foligno (57155 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 		Md 2.5
ML 2.0 		2009-07-07
03:13:12		 42.286 13.429 11 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 919079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-07 03:13:12 ± 0.06
Latitude 42.2860 ± 0.0036
Longitude 13.4290 ± 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 919079

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 328
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
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) 58
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94519
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 919079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:30:05

Md:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 919079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:30:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHE. 2009-07-07T03:13:49.95 10.0 undecidable manual Sg 0 0 0
IV.FSSB.HHN. 2009-07-07T03:13:42.84 10.0 undecidable manual Pg 0 0 0
IV.GUMA.HHE. 2009-07-07T03:13:40.36 10.0 undecidable manual Pg 0 0 0
IV.ARVD.HHN. 2009-07-07T03:13:39.45 10.0 undecidable manual Sg 0 0 0
IV.OFFI.HHZ. 2009-07-07T03:13:38.22 10.0 undecidable manual Pg 0 0 0
IV.BSSO.HHZ. 2009-07-07T03:13:38.29 10.0 undecidable manual Pg 0 0 0
IV.PTRJ.HHZ. 2009-07-07T03:13:38.27 10.0 undecidable manual Pg 0 0 0
IV.MGAB.HHE. 2009-07-07T03:13:37.81 10.0 undecidable manual Pg 0 0 0
IV.CAFR.HHN. 2009-07-07T03:13:37.83 10.0 undecidable manual Pg 0 0 0
IV.CING.HHE. 2009-07-07T03:13:37.20 10.0 undecidable manual Pg 0 0 0
IV.ARVD.HHN. 2009-07-07T03:13:36.36 10.0 undecidable manual Pg 0 0 0
IV.VAGA.HHZ. 2009-07-07T03:13:36.06 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2009-07-07T03:13:35.90 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2009-07-07T03:13:32.89 0.1 undecidable manual Sg 337 65.9895 0.313 85
IV.SNTG.SHZ. 2009-07-07T03:13:32.61 10.0 undecidable manual Pg 0 0 0
IV.ASSB.HHZ. 2009-07-07T03:13:30.27 0.3 undecidable manual Pg 323 104.9172 0.196 60
IV.INTR.HHZ. 2009-07-07T03:13:29.29 0.3 undecidable manual Sg 128 49.5171 1.112 48
IV.GIUL.HHN. 2009-07-07T03:13:29.84 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHE. 2009-07-07T03:13:29.38 10.0 undecidable manual Pg 0 0 0
IV.MIDA.HHZ. 2009-07-07T03:13:28.75 0.3 undecidable manual Pg 136 98.6235 -0.359 59
IV.FDMO.HHE. 2009-07-07T03:13:27.18 0.3 undecidable manual Pg 342 87.8454 -0.266 61
IV.CESI.HHZ. 2009-07-07T03:13:27.82 0.3 undecidable manual Pg 332 90.5427 -0.043 64
IV.CERA.HHN. 2009-07-07T03:13:27.45 0.6 undecidable manual Pg 147 90.4428 -0.401 40
IV.CESX.HHZ. 2009-07-07T03:13:26.05 0.6 undecidable manual Pg 298 78.2661 0.077 43
IV.TERO.HHZ. 2009-07-07T03:13:25.89 0.1 undecidable manual Sg 21 40.0266 0.245 90
IV.SDI.SHZ. 2009-07-07T03:13:24.65 0.3 undecidable manual Pg 154 71.1732 -0.229 64
IV.POFI.HHZ. 2009-07-07T03:13:24.20 0.3 undecidable manual Pg 160 67.1772 -0.066 67
IV.NRCA.SHZ. 2009-07-07T03:13:23.81 0.1 undecidable manual Pg 337 65.9895 -0.271 85
IV.GUAR.HHN. 2009-07-07T03:13:23.84 10.0 undecidable manual Pg 0 0 0
IV.MTCE.HHN. 2009-07-07T03:13:23.63 0.3 undecidable manual Pg 243 63.5919 -0.078 67
IV.T0201.EHZ. 2009-07-07T03:13:22.78 0.1 undecidable manual Pg 168 57.5979 0 92
IV.PTQR.SHZ. 2009-07-07T03:13:22.96 0.3 undecidable manual Sg 185 29.3484 0.167 70
IV.LNSS.HHZ. 2009-07-07T03:13:21.00 0.1 undecidable manual Pg 318 47.4192 -0.222 89
IV.FIAM.HHZ. 2009-07-07T03:13:21.86 0.1 undecidable manual Sg 266 25.6521 0.044 96
IV.INTR.HHZ. 2009-07-07T03:13:21.38 0.3 undecidable manual Pg 128 49.5171 -0.161 67
IV.CERT.HHZ. 2009-07-07T03:13:21.87 0.3 undecidable manual Pg 225 52.4031 -0.121 68
IV.VVLD.HHZ. 2009-07-07T03:13:21.26 0.1 undecidable manual Pg 161 48.8178 -0.175 90
IV.VCEL.EHZ. 2009-07-07T03:13:19.50 0.3 undecidable manual Pg 70 35.8419 0.071 70
IV.TERO.HHZ. 2009-07-07T03:13:19.58 0.1 undecidable manual Pg 21 40.0266 -0.499 85
IV.PTQR.SHZ. 2009-07-07T03:13:18.52 0.1 undecidable manual Pg 185 29.3484 0.088 95
IV.T0101.HLZ. 2009-07-07T03:13:18.12 0.3 undecidable manual Sg 296 11.5773 0.124 73
MN.AQU.HHZ. 2009-07-07T03:13:17.16 0.1 undecidable manual Sg 343 7.881 -0.002 100
IV.T0107.HLZ. 2009-07-07T03:13:17.85 0.3 undecidable manual Pg 324 25.5522 0.006 73
IV.T0104.EHZ. 2009-07-07T03:13:17.66 0.1 undecidable manual Sg 318 11.0778 -0.233 95
IV.FIAM.HHZ. 2009-07-07T03:13:17.95 0.1 undecidable manual Pg 266 25.6521 0.082 95
MN.AQU.HHZ. 2009-07-07T03:13:15.42 0.3 undecidable manual Pg 343 7.881 0.239 71
IV.T0104.EHZ. 2009-07-07T03:13:15.75 0.1 undecidable manual Pg 318 11.0778 0.147 97
IV.T0101.HLZ. 2009-07-07T03:13:15.95 0.1 undecidable manual Pg 296 11.5773 0.288 94
IV.STR3.BHE. 2009-07-07T03:12:46.47 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
Waveforms Seismic signals in miniseed + resp format Download