Earthquake with magnitude of ML 2.0 on date 08-04-2009 and time 06:50:59 (UTC) in region 4 km NW Fossa (AQ)

A magnitude ML 2.0 earthquake occured in region: 4 km NW Fossa (AQ), on

  • 08-04-2009 06:50:59 (UTC)
  • 08-04-2009 08:50:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3180, 13.4570 at 11 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 4 721 721
Ocre AQ 4 1167 1888
L'Aquila AQ 6 69753 71641
Sant'Eusanio Forconese AQ 6 394 72035
Poggio Picenze AQ 7 1136 73171
Villa Sant'Angelo AQ 9 424 73595
San Demetrio ne' Vestini AQ 9 1854 75449
Rocca di Cambio AQ 9 533 75982
Lucoli AQ 10 1011 76993
Barisciano AQ 11 1828 78821
Fagnano Alto AQ 12 418 79239
Prata d'Ansidonia AQ 13 496 79735
Tornimparte AQ 13 3187 82922
Rocca di Mezzo AQ 13 1526 84448
Fontecchio AQ 16 369 84817
Santo Stefano di Sessanio AQ 16 111 84928
San Pio delle Camere AQ 17 661 85589
Scoppito AQ 18 3727 89316
Pizzoli AQ 19 4326 93642
Carapelle Calvisio AQ 19 87 93729
Castelvecchio Calvisio AQ 19 153 93882
Caporciano AQ 19 230 94112
Tione degli Abruzzi AQ 19 310 94422
Calascio AQ 20 137 94559

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km SE of L'Aquila (69753 inhabitants)
43 Km SW of Teramo (54892 inhabitants)
59 Km W of Chieti (51815 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
64 Km W of Pescara (121014 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
72 Km E of Terni (111501 inhabitants)
90 Km NE of Velletri (53303 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
94 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
Md 2.0
ML 2.0
2009-04-08
06:50:59
42.318 13.457 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 772789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-08 06:50:59 ± 0.07
Latitude 42.3180 ± 0.0045
Longitude 13.4570 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 772789

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 519
Semi-minor axis of confidence ellipse (meter) 397
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 707.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57377
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 772789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:37:22

Md:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations
Type of magnitude Md
Reference to an origin 772789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:37:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHN. 2009-04-08T06:51:15.84 0.1 undecidable manual Sg 133 50.1165 0.027 92
IV.SDI.SHZ. 2009-04-08T06:51:14.82 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHZ. 2009-04-08T06:51:11.78 0.1 undecidable manual Sg 20 35.9418 -0.243 91
IV.PTQR.SHZ. 2009-04-08T06:51:11.53 0.6 undecidable manual Sg 188 33.1446 0.237 46
IV.NRCA.SHZ. 2009-04-08T06:51:11.31 0.1 undecidable manual Pg 334 63.6918 0.141 88
IV.FIAM.HHZ. 2009-04-08T06:51:09.96 0.1 undecidable manual Sg 259 28.4493 -0.067 95
IV.LNSS.HHN. 2009-04-08T06:51:08.95 0.3 undecidable manual Pg 313 46.5201 0.429 64
IV.CAMP.HHZ. 2009-04-08T06:51:08.85 0.1 undecidable manual Sg 351 24.4533 -0.127 95
IV.VVLD.HHZ. 2009-04-08T06:51:08.92 0.1 undecidable manual Pg 165 51.6039 -0.383 85
IV.INTR.HHN. 2009-04-08T06:51:08.94 0.1 undecidable manual Pg 133 50.1165 -0.136 90
IV.VCEL.EHN. 2009-04-08T06:51:07.11 0.3 undecidable manual Pg 75 32.5452 0.734 59
IV.PTQR.SHZ. 2009-04-08T06:51:06.24 0.1 undecidable manual Pg 188 33.1446 -0.225 91
IV.TERO.HHZ. 2009-04-08T06:51:06.73 0.1 undecidable manual Pg 20 35.9418 -0.156 92
IV.FAGN.HHN. 2009-04-08T06:51:05.49 0.3 undecidable manual Sg 119 11.877 0.093 73
IV.CAMP.HHZ. 2009-04-08T06:51:05.22 0.1 undecidable manual Pg 351 24.4533 0.092 95
IV.T0104.EHE. 2009-04-08T06:51:05.21 0.1 undecidable manual Sg 296 10.7781 0.097 97
IV.FIAM.HHZ. 2009-04-08T06:51:05.84 0.1 undecidable manual Pg 259 28.4493 0.104 94
IV.T0104.EHE. 2009-04-08T06:51:03.10 0.1 undecidable manual Pg 296 10.7781 0.201 95
IV.FAGN.HHN. 2009-04-08T06:51:03.12 0.3 undecidable manual Pg 119 11.877 0.058 74
MN.AQU.HHZ. 2009-04-08T06:51:03.57 0.3 undecidable manual Sg 312 5.994 -0.523 67
MN.AQU.HHZ. 2009-04-08T06:51:02.32 0.1 undecidable manual Pg 312 5.994 0.011 100
GU.FINB.HHN. 2009-04-08T06:50:53.95 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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