Earthquake with magnitude of ML 1.5 on date 16-10-2009 and time 11:27:44 (Italy) in region 2 km SE San Demetrio ne' Vestini (AQ)

A magnitude ML 1.5 earthquake occured in region: 2 km SE San Demetrio ne' Vestini (AQ), on

  • 16-10-2009 09:27:44 (UTC)
  • 16-10-2009 11:27:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2740, 13.5720 at 7 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
San Demetrio ne' Vestini AQ 2 1854 1854
Fagnano Alto AQ 2 418 2272
Villa Sant'Angelo AQ 3 424 2696
Prata d'Ansidonia AQ 3 496 3192
Sant'Eusanio Forconese AQ 4 394 3586
Fontecchio AQ 6 369 3955
Poggio Picenze AQ 6 1136 5091
Barisciano AQ 6 1828 6919
San Pio delle Camere AQ 7 661 7580
Fossa AQ 7 721 8301
Rocca di Cambio AQ 8 533 8834
Ocre AQ 8 1167 10001
Rocca di Mezzo AQ 8 1526 11527
Caporciano AQ 9 230 11757
Tione degli Abruzzi AQ 9 310 12067
Carapelle Calvisio AQ 10 87 12154
Santo Stefano di Sessanio AQ 10 111 12265
Castelvecchio Calvisio AQ 11 153 12418
Calascio AQ 12 137 12555
Navelli AQ 14 554 13109
Secinaro AQ 16 359 13468
Acciano AQ 16 327 13795
Capestrano AQ 16 884 14679
Ovindoli AQ 16 1227 15906
Castel del Monte AQ 16 413 16319
Ofena AQ 17 506 16825
L'Aquila AQ 17 69753 86578
Collepietro AQ 18 237 86815
Villa Santa Lucia degli Abruzzi AQ 18 123 86938
San Benedetto in Perillis AQ 19 113 87051
Lucoli AQ 19 1011 88062
Molina Aterno AQ 19 386 88448
Gagliano Aterno AQ 20 254 88702

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km SE of L'Aquila (69753 inhabitants)
44 Km S of Teramo (54892 inhabitants)
50 Km W of Chieti (51815 inhabitants)
55 Km SW of Montesilvano (53738 inhabitants)
57 Km W of Pescara (121014 inhabitants)
72 Km E of Tivoli (56533 inhabitants)
76 Km E of Guidonia Montecelio (88673 inhabitants)
82 Km E of Terni (111501 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
99 Km E 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 1.8
ML 1.5
2009-10-16
09:27:44
42.274 13.572 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 980109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-10-16 09:27:44 ± 0.17
Latitude 42.2740 ± 0.0090
Longitude 13.5720 ± 0.0158
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 980109

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1332
Semi-minor axis of confidence ellipse (meter) 961
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 288
Circular confidence region, given by single value of horizontal uncertainty (meter) 1640.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.57
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65291
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 980109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:45:01

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 980109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:45:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.AGOR.HHE. 2009-10-16T09:28:23.32 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHN. 2009-10-16T09:28:07.58 0.6 undecidable manual Sg 329 72.4719 0.363 41
IV.VVLD.HHN. 2009-10-16T09:28:00.53 0.6 undecidable manual Sg 175 45.0216 0.648 40
IV.INTR.HHN. 2009-10-16T09:27:58.26 0.6 undecidable manual Sg 137 39.9267 -0.266 45
IV.NRCA.HHN. 2009-10-16T09:27:57.30 0.3 undecidable manual Pg 329 72.4719 -0.347 62
IV.SDI.SHZ. 2009-10-16T09:27:56.56 10.0 undecidable manual Pg 0 0 0
IV.PTQR.SHZ. 2009-10-16T09:27:56.58 0.3 undecidable manual Sg 207 31.2465 0.854 56
IV.LPEL.HHN. 2009-10-16T09:27:55.12 0.3 undecidable manual Pg 116 56.1993 -0.021 68
IV.VCEL.EHE. 2009-10-16T09:27:54.63 0.6 undecidable manual Sg 59 25.8519 0.742 40
IV.SMA1.EHN. 2009-10-16T09:27:53.32 10.0 undecidable manual Sg 0 0 0
IV.VVLD.HHN. 2009-10-16T09:27:53.49 0.3 undecidable manual Pg 175 45.0216 0.073 69
IV.INTR.HHN. 2009-10-16T09:27:52.16 0.1 undecidable manual Pg 137 39.9267 -0.472 85
IV.PTQR.SHZ. 2009-10-16T09:27:50.31 0.3 undecidable manual Pg 207 31.2465 -0.705 60
IV.VCEL.EHE. 2009-10-16T09:27:50.26 0.6 undecidable manual Pg 59 25.8519 0.309 45
IV.SMA1.EHN. 2009-10-16T09:27:47.43 10.0 undecidable manual Pg 0 0 0
IV.FAGN.HHZ. 2009-10-16T09:27:46.81 0.6 undecidable manual Sg 132 1.2987 -0.355 47
IV.FAGN.HHZ. 2009-10-16T09:27:46.03 0.1 undecidable manual Pg 132 1.2987 -0.04 100
IV.T0104.EHZ. 2009-10-16T09:27:46.03 10.0 undecidable manual Pg 0 0 0
MN.VSL.HHN. 2009-10-16T09:27:36.09 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