Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 01-07-2009 and time 01:43:09 (UTC) in region 6 km NW Montereale (AQ)

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

  • 01-07-2009 01:43:09 (UTC)
  • 01-07-2009 03:43:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5670, 13.2090 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 9 617 3680
Capitignano AQ 9 665 4345
Amatrice RI 10 2657 7002
Posta RI 10 694 7696
Cagnano Amiterno AQ 12 1369 9065
Campotosto AQ 13 542 9607
Barete AQ 14 737 10344
Accumoli RI 15 667 11011
Pizzoli AQ 16 4326 15337
Micigliano RI 18 127 15464
Antrodoco RI 20 2588 18052

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
82 Km W of Chieti (51815 inhabitants)
83 Km W of Pescara (121014 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
96 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 2.1
ML 1.4 		2009-07-01
01:43:09		 42.567 13.209 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 912009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-01 01:43:09 ± 0.07
Latitude 42.5670 ± 0.0036
Longitude 13.2090 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 912009

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 416
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 565.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.80849
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 912009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:21:26

Md:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 912009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:21:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ALJA.HHZ. 2009-07-01T01:44:17.81 10.0 undecidable manual Pg 0 0 0
BA.PZUN.HHN. 2009-07-01T01:44:08.57 10.0 undecidable manual Pg 0 0 0
IV.FSSB.HHE. 2009-07-01T01:43:52.54 10.0 undecidable manual Pg 0 0 0
IV.SAMA.HHE. 2009-07-01T01:43:49.83 10.0 undecidable manual Pg 0 0 0
IV.RDP.HHN. 2009-07-01T01:43:48.29 10.0 undecidable manual Pg 0 0 0
IV.MSCL.HHE. 2009-07-01T01:43:43.02 10.0 undecidable manual Pg 0 0 0
IV.ARVD.HHN. 2009-07-01T01:43:43.29 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHE. 2009-07-01T01:43:40.40 10.0 undecidable manual Pg 0 0 0
MN.PDG.HHN. 2009-07-01T01:43:36.65 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2009-07-01T01:43:35.50 10.0 undecidable manual Pg 0 0 0
IV.LATE.HHZ. 2009-07-01T01:43:35.00 10.0 undecidable manual Pg 0 0 0
IV.ASSB.HHE. 2009-07-01T01:43:31.27 0.3 undecidable manual Sg 320 69.2751 0.571 60
IV.CERT.HHE. 2009-07-01T01:43:31.04 0.3 undecidable manual Sg 195 70.9734 -0.128 66
IV.GUMA.HHN. 2009-07-01T01:43:28.32 10.0 undecidable manual Pg 0 0 0
IV.CESI.HHZ. 2009-07-01T01:43:27.24 0.3 undecidable manual Sg 333 54.6009 0.457 64
IV.BLLA.EHN. 2009-07-01T01:43:26.85 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHN. 2009-07-01T01:43:26.59 0.3 undecidable manual Sg 349 53.1024 0.213 67
IV.CESX.HHE. 2009-07-01T01:43:25.93 0.3 undecidable manual Sg 276 51.6039 -0.062 70
IV.CING.HHE. 2009-07-01T01:43:25.46 0.3 undecidable manual Pg 359 89.7435 0.533 58
IV.MNS.HHZ. 2009-07-01T01:43:24.88 0.1 undecidable manual Sg 245 47.619 -0.056 94
IV.FIAM.HHN. 2009-07-01T01:43:21.09 0.3 undecidable manual Sg 193 33.9438 -0.191 70
IV.CERT.HHE. 2009-07-01T01:43:21.76 0.6 undecidable manual Pg 195 70.9734 -0.279 43
IV.ASSB.HHE. 2009-07-01T01:43:21.85 0.3 undecidable manual Pg 320 69.2751 0.082 67
IV.TERO.HHZ. 2009-07-01T01:43:20.45 0.3 undecidable manual Sg 79 32.8449 -0.525 65
IV.OFFI.HHE. 2009-07-01T01:43:20.25 0.6 undecidable manual Pg 43 56.3991 0.469 42
MN.AQU.HHZ. 2009-07-01T01:43:20.17 0.1 undecidable manual Sg 146 28.3494 0.381 91
IV.T0104.EHZ. 2009-07-01T01:43:19.10 0.3 undecidable manual Sg 155 25.2525 0.15 72
IV.FDMO.HHN. 2009-07-01T01:43:19.16 0.3 undecidable manual Pg 349 53.1024 -0.113 69
IV.NRCA.HHE. 2009-07-01T01:43:19.79 0.3 undecidable manual Sg 345 30.6471 -0.594 64
IV.CESI.HHZ. 2009-07-01T01:43:19.66 0.3 undecidable manual Pg 333 54.6009 0.153 68
IV.MNS.HHZ. 2009-07-01T01:43:18.22 0.3 undecidable manual Pg 245 47.619 -0.221 68
IV.CESX.HHE. 2009-07-01T01:43:18.80 0.3 undecidable manual Pg 276 51.6039 -0.251 67
IV.FIAM.HHN. 2009-07-01T01:43:16.18 0.3 undecidable manual Pg 193 33.9438 -0.151 71
IV.CAMP.HHZ. 2009-07-01T01:43:16.26 0.3 undecidable manual Sg 102 16.6722 -0.097 74
MN.AQU.HHZ. 2009-07-01T01:43:15.78 0.3 undecidable manual Pg 146 28.3494 0.311 69
IV.T0104.EHZ. 2009-07-01T01:43:15.19 0.3 undecidable manual Pg 155 25.2525 0.205 71
IV.LNSS.HHZ. 2009-07-01T01:43:15.63 0.3 undecidable manual Sg 286 14.3745 -0.061 74
IV.NRCA.HHE. 2009-07-01T01:43:15.45 0.1 undecidable manual Pg 345 30.6471 -0.363 91
IV.TERO.HHZ. 2009-07-01T01:43:15.77 0.1 undecidable manual Pg 79 32.8449 -0.384 90
IV.T0107.HLN. 2009-07-01T01:43:14.83 0.3 undecidable manual Sg 163 10.878 0.077 75
IV.CAMP.HHZ. 2009-07-01T01:43:13.52 0.1 undecidable manual Pg 102 16.6722 0.032 99
IV.LNSS.HHZ. 2009-07-01T01:43:13.08 0.1 undecidable manual Pg 286 14.3745 -0.023 100
IV.T0107.HLN. 2009-07-01T01:43:12.69 0.1 undecidable manual Pg 163 10.878 0.128 99
IV.CDCA.EHN. 2009-07-01T01:43:11.43 10.0 undecidable manual Pg 0 0 0
IV.SGO.SHZ. 2009-07-01T01:43:08.88 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