Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 03-07-2009 and time 14:56:30 (Italy) in region 6 km NW Montereale (AQ)

A magnitude ML 1.4 earthquake occured in region: 6 km NW Montereale (AQ), on

  • 03-07-2009 12:56:30 (UTC)
  • 03-07-2009 14:56:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5680, 13.2010 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
Montereale AQ 6 2581 2581
Cittareale RI 7 482 3063
Borbona RI 8 617 3680
Posta RI 10 694 4374
Capitignano AQ 10 665 5039
Amatrice RI 10 2657 7696
Cagnano Amiterno AQ 12 1369 9065
Campotosto AQ 14 542 9607
Barete AQ 15 737 10344
Accumoli RI 15 667 11011
Pizzoli AQ 17 4326 15337
Micigliano RI 18 127 15464
Antrodoco RI 19 2588 18052
Leonessa RI 19 2435 20487

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
43 Km W of Teramo (54892 inhabitants)
45 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
83 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
95 Km NE of Roma (2864731 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 2.0
ML 1.4 		2009-07-03
12:56:30		 42.568 13.201 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 914689
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-03 12:56:30 ± 0.11
Latitude 42.5680 ± 0.0054
Longitude 13.2010 ± 0.0098
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 914689

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 762
Semi-minor axis of confidence ellipse (meter) 571
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50362
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 914689
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:24:44

Md:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 914689
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:24:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.SHZ. 2009-07-03T12:57:04.71 10.0 undecidable manual Pg 0 0 0
IV.CING.HHN. 2009-07-03T12:56:59.47 10.0 undecidable manual Pg 0 0 0
IV.MSCL.HHN. 2009-07-03T12:56:51.06 10.0 undecidable manual Pg 0 0 0
IV.GUMA.HHN. 2009-07-03T12:56:49.11 0.3 undecidable manual Sg 11 55.8996 0.83 55
IV.CESI.HHE. 2009-07-03T12:56:48.18 0.6 undecidable manual Sg 334 54.1014 0.376 43
IV.FDMO.HHE. 2009-07-03T12:56:47.42 0.3 undecidable manual Sg 350 52.8027 -0.017 70
IV.CESX.HHE. 2009-07-03T12:56:47.18 10.0 undecidable manual Sg 0 0 0
IV.MNS.HHZ. 2009-07-03T12:56:43.75 10.0 undecidable manual Pg 0 0 0
IV.CESX.HHE. 2009-07-03T12:56:42.70 10.0 undecidable manual Pg 0 0 0
IV.FIAM.HHZ. 2009-07-03T12:56:42.40 0.3 undecidable manual Sg 192 34.0437 -0.039 72
IV.GUMA.HHN. 2009-07-03T12:56:41.11 0.3 undecidable manual Pg 11 55.8996 0.242 67
IV.ASSB.HHN. 2009-07-03T12:56:41.51 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHE. 2009-07-03T12:56:40.23 0.3 undecidable manual Pg 350 52.8027 -0.152 68
IV.NRCA.HHZ. 2009-07-03T12:56:40.88 0.1 undecidable manual Sg 346 30.2475 -0.556 86
IV.CESI.HHE. 2009-07-03T12:56:40.60 0.6 undecidable manual Pg 334 54.1014 0.009 47
IV.VCEL.EHN. 2009-07-03T12:56:40.97 0.6 undecidable manual Pg 110 55.6998 0.129 46
IV.FIAM.HHZ. 2009-07-03T12:56:37.43 0.1 undecidable manual Pg 192 34.0437 -0.065 96
IV.LNSS.HHZ. 2009-07-03T12:56:36.76 0.1 undecidable manual Sg 286 13.6752 0.055 100
IV.NRCA.HHZ. 2009-07-03T12:56:36.61 0.1 undecidable manual Pg 346 30.2475 -0.307 92
IV.SAN2.EHE. 2009-07-03T12:56:35.43 0.1 undecidable manual Sg 44 9.4794 -0.197 98
IV.LNSS.HHZ. 2009-07-03T12:56:34.36 0.1 undecidable manual Pg 286 13.6752 0.173 97
IV.SAN2.EHE. 2009-07-03T12:56:33.64 0.1 undecidable manual Pg 44 9.4794 0.078 100
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