Earthquake with magnitude of ML 1.4 on date 04-07-2009 and time 11:38:57 (UTC) in region 3 km S Ocre (AQ)

A magnitude ML 1.4 earthquake occured in region: 3 km S Ocre (AQ), on

  • 04-07-2009 11:38:57 (UTC)
  • 04-07-2009 13:38:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2610, 13.4770 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
Ocre AQ 3 1167 1167
Rocca di Cambio AQ 3 533 1700
Fossa AQ 4 721 2421
Sant'Eusanio Forconese AQ 5 394 2815
Villa Sant'Angelo AQ 5 424 3239
Rocca di Mezzo AQ 7 1526 4765
San Demetrio ne' Vestini AQ 8 1854 6619
Fagnano Alto AQ 8 418 7037
Poggio Picenze AQ 9 1136 8173
Prata d'Ansidonia AQ 11 496 8669
Fontecchio AQ 11 369 9038
Lucoli AQ 12 1011 10049
Barisciano AQ 12 1828 11877
L'Aquila AQ 12 69753 81630
Ovindoli AQ 15 1227 82857
Tione degli Abruzzi AQ 15 310 83167
Tornimparte AQ 15 3187 86354
San Pio delle Camere AQ 15 661 87015
Caporciano AQ 16 230 87245
Santo Stefano di Sessanio AQ 17 111 87356
Carapelle Calvisio AQ 18 87 87443
Massa d'Albe AQ 18 1476 88919
Castelvecchio Calvisio AQ 18 153 89072
Calascio AQ 19 137 89209

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SE of L'Aquila (69753 inhabitants)
48 Km SW of Teramo (54892 inhabitants)
58 Km W of Chieti (51815 inhabitants)
62 Km W of Montesilvano (53738 inhabitants)
65 Km W of Pescara (121014 inhabitants)
65 Km NE of Tivoli (56533 inhabitants)
68 Km E of Guidonia Montecelio (88673 inhabitants)
76 Km E of Terni (111501 inhabitants)
86 Km NE of Velletri (53303 inhabitants)
92 Km E of Roma (2864731 inhabitants)
100 Km SE of Foligno (57155 inhabitants)
100 Km NE of Latina (125985 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 1.7
ML 1.4
2009-07-04
11:38:57
42.261 13.477 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 916149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-04 11:38:57 ± 0.09
Latitude 42.2610 ± 0.0054
Longitude 13.4770 ± 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 916149

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 504
Semi-minor axis of confidence ellipse (meter) 495
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
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) 79
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56477
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 916149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:26:30

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 916149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:26:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRMO.HHZ. 2009-07-04T11:39:27.53 10.0 undecidable manual Pg 0 0 0
IV.LPEL.HHZ. 2009-07-04T11:39:16.44 0.6 undecidable manual Sg 112 62.6928 -0.046 46
IV.INTR.HHN. 2009-07-04T11:39:11.37 0.6 undecidable manual Sg 128 44.7219 -0.317 45
IV.TERO.HHZ. 2009-07-04T11:39:10.61 0.1 undecidable manual Sg 14 41.4252 -0.188 94
IV.VCEL.EHZ. 2009-07-04T11:39:08.51 0.1 undecidable manual Sg 63 33.2445 -0.107 97
IV.LPEL.HHZ. 2009-07-04T11:39:08.10 0.3 undecidable manual Pg 112 62.6928 -0.2 67
IV.FIAM.HHZ. 2009-07-04T11:39:07.60 0.1 undecidable manual Sg 272 29.5482 -0.038 99
IV.INTR.HHN. 2009-07-04T11:39:05.30 0.3 undecidable manual Pg 128 44.7219 -0.229 69
IV.TERO.HHZ. 2009-07-04T11:39:05.28 0.1 undecidable manual Pg 14 41.4252 0.266 92
IV.VCEL.EHZ. 2009-07-04T11:39:04.31 0.1 undecidable manual Pg 63 33.2445 0.551 87
IV.T0104.EHE. 2009-07-04T11:39:03.58 0.1 undecidable manual Sg 314 15.7731 -0.091 100
IV.FIAM.HHZ. 2009-07-04T11:39:03.16 0.1 undecidable manual Pg 272 29.5482 -0.032 99
IV.PTQR.SHZ. 2009-07-04T11:39:03.00 0.1 undecidable manual Pg 193 27.2505 0.16 97
MN.AQU.HHZ. 2009-07-04T11:39:02.39 0.1 undecidable manual Sg 329 11.9769 -0.216 98
IV.T0104.EHE. 2009-07-04T11:39:01.00 0.1 undecidable manual Pg 314 15.7731 0.1 100
MN.AQU.HHZ. 2009-07-04T11:39:00.42 0.1 undecidable manual Pg 329 11.9769 0.135 100
IV.CIGN.HHZ. 2009-07-04T11:38:53.31 10.0 undecidable manual Pg 0 0 0
IV.IACL.HHN. 2009-07-04T11:38:38.72 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download