Earthquake with magnitude of ML 1.6 on date 06-04-2009 and time 22:59:10 (Italy) in region W Fossa (AQ)

A magnitude ML 1.6 earthquake occured in region: W Fossa (AQ), on

  • 06-04-2009 20:59:10 (UTC)
  • 06-04-2009 22:59:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2960, 13.4840 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
Fossa AQ 0 721 721
Ocre AQ 2 1167 1888
Sant'Eusanio Forconese AQ 4 394 2282
Villa Sant'Angelo AQ 5 424 2706
Poggio Picenze AQ 6 1136 3842
San Demetrio ne' Vestini AQ 6 1854 5696
Rocca di Cambio AQ 7 533 6229
Fagnano Alto AQ 9 418 6647
L'Aquila AQ 9 69753 76400
Barisciano AQ 10 1828 78228
Rocca di Mezzo AQ 10 1526 79754
Prata d'Ansidonia AQ 10 496 80250
Lucoli AQ 12 1011 81261
Fontecchio AQ 12 369 81630
San Pio delle Camere AQ 14 661 82291
Santo Stefano di Sessanio AQ 14 111 82402
Tornimparte AQ 15 3187 85589
Tione degli Abruzzi AQ 16 310 85899
Caporciano AQ 16 230 86129
Carapelle Calvisio AQ 17 87 86216
Castelvecchio Calvisio AQ 17 153 86369
Calascio AQ 18 137 86506
Ovindoli AQ 18 1227 87733

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km SE of L'Aquila (69753 inhabitants)
44 Km SW of Teramo (54892 inhabitants)
57 Km W of Chieti (51815 inhabitants)
60 Km W of Montesilvano (53738 inhabitants)
63 Km W of Pescara (121014 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
71 Km E of Guidonia Montecelio (88673 inhabitants)
75 Km E of Terni (111501 inhabitants)
89 Km NE of Velletri (53303 inhabitants)
94 Km E of Roma (2864731 inhabitants)
97 Km SE of Foligno (57155 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
ML 1.6 2009-04-06
20:59:10
42.296 13.484 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 762949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-06 20:59:10 ± 0.08
Latitude 42.2960 ± 0.0054
Longitude 13.4840 ± 0.0085
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 762949

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 696
Semi-minor axis of confidence ellipse (meter) 434
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 922.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60165
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 762949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:25:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.EHE. 2009-04-06T21:00:03.16 10.0 undecidable manual Pg 0 0 0
.NRCA.SHZ. 2009-04-06T20:59:30.38 0.6 undecidable manual Sg 333 66.7776 -0.282 44
IV.GUAR.HHE. 2009-04-06T20:59:30.53 10.0 undecidable manual Pg 0 0 0
.INTR.HHZ. 2009-04-06T20:59:25.02 0.6 undecidable manual Sg 132 46.8198 -0.321 45
.TERO.HHZ. 2009-04-06T20:59:22.46 0.3 undecidable manual Sg 15 37.5291 -0.392 68
.NRCA.SHZ. 2009-04-06T20:59:21.87 0.3 undecidable manual Pg 333 66.7776 -0.084 68
.FIAM.HHE. 2009-04-06T20:59:20.83 0.6 undecidable manual Sg 264 30.2475 -0.076 49
.CERT.HHZ. 2009-04-06T20:59:20.38 0.3 undecidable manual Pg 227 56.499 0.024 71
IV.VVLD.HHE. 2009-04-06T20:59:19.19 0.3 undecidable manual Pg 166 48.7179 0.025 72
.CAMP.---. 2009-04-06T20:59:19.89 0.6 undecidable manual Sg 347 27.2505 -0.184 48
.INTR.HHZ. 2009-04-06T20:59:18.93 0.1 undecidable manual Pg 132 46.8198 0.051 95
.TERO.HHZ. 2009-04-06T20:59:17.26 0.3 undecidable manual Pg 15 37.5291 -0.183 71
.VCEL.EHE. 2009-04-06T20:59:17.30 0.1 undecidable manual Pg 69 31.2465 0.827 78
.CAMP.---. 2009-04-06T20:59:16.49 0.3 undecidable manual Pg 347 27.2505 0.656 63
IV.PTQR.SHZ. 2009-04-06T20:59:16.50 0.1 undecidable manual Pg 193 31.1466 0.037 98
.FIAM.HHE. 2009-04-06T20:59:16.27 0.1 undecidable manual Pg 264 30.2475 -0.042 98
IV.FAGN.HHZ. 2009-04-06T20:59:14.28 0.3 undecidable manual Sg 112 8.88 -0.305 73
.AQU.HHZ. 2009-04-06T20:59:14.57 0.3 undecidable manual Sg 314 9.2796 -0.102 76
IV.FAGN.HHZ. 2009-04-06T20:59:12.52 0.1 undecidable manual Pg 112 8.88 -0.144 100
.AQU.HHZ. 2009-04-06T20:59:12.87 0.1 undecidable manual Pg 314 9.2796 0.15 100
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