Earthquake with magnitude of ML 1.5 on date 07-08-2009 and time 18:24:02 (UTC) in region 3 km N Prata d'Ansidonia (AQ)

A magnitude ML 1.5 earthquake occured in region: 3 km N Prata d'Ansidonia (AQ), on

  • 07-08-2009 18:24:02 (UTC)
  • 07-08-2009 20:24:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3050, 13.6100 at 9 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
Prata d'Ansidonia AQ 3 496 496
Barisciano AQ 3 1828 2324
San Pio delle Camere AQ 4 661 2985
San Demetrio ne' Vestini AQ 5 1854 4839
Santo Stefano di Sessanio AQ 5 111 4950
Poggio Picenze AQ 6 1136 6086
Carapelle Calvisio AQ 6 87 6173
Fagnano Alto AQ 6 418 6591
Castelvecchio Calvisio AQ 7 153 6744
Villa Sant'Angelo AQ 7 424 7168
Sant'Eusanio Forconese AQ 7 394 7562
Calascio AQ 7 137 7699
Caporciano AQ 8 230 7929
Fontecchio AQ 8 369 8298
Fossa AQ 10 721 9019
Tione degli Abruzzi AQ 11 310 9329
Ocre AQ 11 1167 10496
Castel del Monte AQ 12 413 10909
Rocca di Cambio AQ 12 533 11442
Navelli AQ 13 554 11996
Ofena AQ 13 506 12502
Rocca di Mezzo AQ 13 1526 14028
Capestrano AQ 14 884 14912
Villa Santa Lucia degli Abruzzi AQ 14 123 15035
Acciano AQ 17 327 15362
Collepietro AQ 17 237 15599
Secinaro AQ 18 359 15958
L'Aquila AQ 18 69753 85711
San Benedetto in Perillis AQ 19 113 85824

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of L'Aquila (69753 inhabitants)
40 Km S of Teramo (54892 inhabitants)
46 Km W of Chieti (51815 inhabitants)
50 Km W of Montesilvano (53738 inhabitants)
53 Km W of Pescara (121014 inhabitants)
77 Km NE of Tivoli (56533 inhabitants)
80 Km E of Guidonia Montecelio (88673 inhabitants)
84 Km E of Terni (111501 inhabitants)
97 Km NE of Velletri (53303 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 1.9
ML 1.5
2009-08-07
18:24:02
42.305 13.61 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 944359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-08-07 18:24:02 ± 0.2
Latitude 42.3050 ± 0.0108
Longitude 13.6100 ± 0.0122
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 944359

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1175
Semi-minor axis of confidence ellipse (meter) 1048
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 189
Circular confidence region, given by single value of horizontal uncertainty (meter) 1562.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 208
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
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) 0.36602
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.8
Num. used stations
Type of magnitude ML
Reference to an origin 944359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:00:46

Md:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 944359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:00:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TRTR.HHE. 2009-08-07T18:24:22.04 10.0 undecidable manual Pg 0 0 0
.FIAM.HHN. 2009-08-07T18:24:16.27 0.1 undecidable manual Sg 264 40.626 -0.377 89
IV.TERO.HHN. 2009-08-07T18:24:15.01 0.3 undecidable manual Sg 359 35.3424 -0.207 70
.FIAM.HHN. 2009-08-07T18:24:11.32 0.1 undecidable manual Pg 264 40.626 0.492 87
IV.T0104.EHE. 2009-08-07T18:24:11.81 0.1 undecidable manual Sg 285 23.1546 0.323 93
IV.TERO.HHN. 2009-08-07T18:24:10.04 0.3 undecidable manual Pg 359 35.3424 0.039 72
MN.AQU.HHZ. 2009-08-07T18:24:09.56 0.1 undecidable manual Sg 288 17.9709 -0.276 95
IV.T0101.HLZ. 2009-08-07T18:24:08.52 10.0 undecidable manual Pg 0 0 0
IV.T0104.EHE. 2009-08-07T18:24:08.13 0.3 undecidable manual Pg 285 23.1546 0.284 70
IV.FAGN.HHE. 2009-08-07T18:24:06.17 0.1 undecidable manual Sg 207 4.7952 -0.247 97
MN.AQU.HHZ. 2009-08-07T18:24:06.80 0.3 undecidable manual Pg 288 17.9709 -0.099 74
IV.FAGN.HHE. 2009-08-07T18:24:05.04 0.1 undecidable manual Pg 207 4.7952 0.118 100
IV.GROG.HHN. 2009-08-07T18:24:01.15 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