Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 08-04-2009 and time 10:02:50 (Italy) in region 1 km NW Sant'Eusanio Forconese (AQ)

A magnitude ML 2.4 earthquake occured in region: 1 km NW Sant'Eusanio Forconese (AQ), on

  • 08-04-2009 08:02:50 (UTC)
  • 08-04-2009 10:02:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3010, 13.5180 at 17 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
Sant'Eusanio Forconese AQ 1 394 394
Fossa AQ 3 721 1115
Poggio Picenze AQ 3 1136 2251
San Demetrio ne' Vestini AQ 4 1854 4105
Villa Sant'Angelo AQ 4 424 4529
Ocre AQ 4 1167 5696
Barisciano AQ 7 1828 7524
Fagnano Alto AQ 7 418 7942
Rocca di Cambio AQ 7 533 8475
Prata d'Ansidonia AQ 8 496 8971
Rocca di Mezzo AQ 10 1526 10497
Fontecchio AQ 11 369 10866
L'Aquila AQ 11 69753 80619
San Pio delle Camere AQ 11 661 81280
Santo Stefano di Sessanio AQ 12 111 81391
Carapelle Calvisio AQ 14 87 81478
Caporciano AQ 14 230 81708
Castelvecchio Calvisio AQ 14 153 81861
Tione degli Abruzzi AQ 15 310 82171
Lucoli AQ 15 1011 83182
Calascio AQ 15 137 83319
Tornimparte AQ 18 3187 86506
Ovindoli AQ 19 1227 87733
Castel del Monte AQ 19 413 88146
Navelli AQ 19 554 88700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SE of L'Aquila (69753 inhabitants)
43 Km SW of Teramo (54892 inhabitants)
54 Km W of Chieti (51815 inhabitants)
57 Km W of Montesilvano (53738 inhabitants)
60 Km W of Pescara (121014 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
73 Km E of Guidonia Montecelio (88673 inhabitants)
77 Km E of Terni (111501 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
97 Km E of Roma (2864731 inhabitants)
99 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 2.4 2009-04-08
08:02:50		 42.301 13.518 17 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 773079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-08 08:02:50 ± 0.07
Latitude 42.3010 ± 0.0036
Longitude 13.5180 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 773079

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 423
Semi-minor axis of confidence ellipse (meter) 145
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
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) 58
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.97307
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 24
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 773079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:37:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2009-04-08T08:03:24.15 10.0 undecidable manual Pg 0 0 0
IV.MA9.HHE. 2009-04-08T08:03:20.27 10.0 undecidable manual Pg 0 0 0
IV.RMP.HHN. 2009-04-08T08:03:20.38 10.0 undecidable manual Sg 0 0 0
IV.RDP.BHE. 2009-04-08T08:03:20.31 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHZ. 2009-04-08T08:03:19.36 10.0 undecidable manual Pg 0 0 0
IV.PTRJ.HHE. 2009-04-08T08:03:17.12 10.0 undecidable manual Pg 0 0 0
IV.SGG.HHZ. 2009-04-08T08:03:16.30 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2009-04-08T08:03:15.02 10.0 undecidable manual Pg 0 0 0
IV.AOI.HHZ. 2009-04-08T08:03:15.97 10.0 positive manual Pg 0 0 0
IV.ARVD.HHZ. 2009-04-08T08:03:15.64 10.0 undecidable manual Pg 0 0 0
IV.VAGA.HHZ. 2009-04-08T08:03:14.02 10.0 undecidable manual Pg 0 0 0
IV.CAFR.HHZ. 2009-04-08T08:03:14.89 10.0 undecidable manual Sg 0 0 0
IV.MGAB.HHZ. 2009-04-08T08:03:14.16 10.0 positive manual Pg 0 0 0
IV.CING.HHN. 2009-04-08T08:03:13.14 10.0 undecidable manual Pg 0 0 0
IV.TOLF.HHZ. 2009-04-08T08:03:12.60 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHN. 2009-04-08T08:03:11.39 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHE. 2009-04-08T08:03:11.04 0.3 undecidable manual Sg 331 67.5768 -0.276 65
IV.CAFR.HHZ. 2009-04-08T08:03:11.10 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2009-04-08T08:03:10.32 10.0 undecidable manual Pg 0 0 0
IV.CERA.HHZ. 2009-04-08T08:03:09.00 10.0 undecidable manual Pg 0 0 0
IV.ASSB.HHZ. 2009-04-08T08:03:09.38 0.3 undecidable manual Pg 320 108.0141 0.567 57
IV.MIDA.HHZ. 2009-04-08T08:03:06.57 0.3 undecidable manual Pg 140 95.1381 -0.256 62
IV.CESI.HHE. 2009-04-08T08:03:06.18 0.1 undecidable manual Pg 328 92.7405 -0.279 82
IV.GIUL.HHE. 2009-04-08T08:03:05.49 0.3 positive manual Pg 195 85.248 0.176 65
IV.RMP.HHN. 2009-04-08T08:03:05.94 10.0 undecidable manual Pg 0 0 0
IV.INTR.HHZ. 2009-04-08T08:03:05.32 0.6 undecidable manual Sg 135 45.2214 -0.089 47
IV.FDMO.HHE. 2009-04-08T08:03:05.92 0.3 undecidable manual Pg 337 88.7445 0.063 66
IV.OFFI.HHZ. 2009-04-08T08:03:04.02 0.3 undecidable manual Pg 11 71.5728 0.796 55
IV.MTCE.HHZ. 2009-04-08T08:03:03.36 0.1 positive manual Pg 244 70.8735 0.253 87
IV.MNS.HHZ. 2009-04-08T08:03:03.05 0.3 positive manual Pg 278 69.1752 0.194 66
IV.TERO.HHZ. 2009-04-08T08:03:03.00 0.3 undecidable manual Sg 11 36.3414 -0.093 72
IV.PTQR.SHZ. 2009-04-08T08:03:02.05 0.3 undecidable manual Sg 197 32.4453 -0.043 73
IV.POFI.HHZ. 2009-04-08T08:03:02.36 0.1 undecidable manual Pg 166 66.6777 -0.116 90
IV.FIAM.HHZ. 2009-04-08T08:03:02.32 0.1 undecidable manual Sg 264 33.0447 0.071 97
IV.SDI.SHZ. 2009-04-08T08:03:02.81 0.1 positive manual Pg 160 69.8745 -0.153 89
IV.NRCA.HHE. 2009-04-08T08:03:02.15 0.3 positive manual Pg 331 67.5768 -0.459 62
IV.GUAR.HHZ. 2009-04-08T08:03:01.65 0.1 undecidable manual Pg 197 58.6968 0.4 86
IV.CERT.HHZ. 2009-04-08T08:03:01.11 0.1 positive manual Pg 229 58.8966 -0.171 90
IV.LNSS.HHZ. 2009-04-08T08:03:00.94 0.3 undecidable manual Pg 311 51.4152 0.801 57
IV.CAMP.HHZ. 2009-04-08T08:03:00.84 0.1 undecidable manual Sg 341 27.4503 0.002 99
IV.VVLD.HHZ. 2009-04-08T08:02:59.51 0.1 positive manual Pg 170 48.7179 -0.211 91
IV.INTR.HHZ. 2009-04-08T08:02:58.98 0.1 positive manual Pg 135 45.2214 -0.219 92
IV.T0104.EHZ. 2009-04-08T08:02:58.11 0.1 undecidable manual Sg 294 16.0728 -0.074 99
IV.PTQR.SHZ. 2009-04-08T08:02:57.22 0.1 positive manual Pg 197 32.4453 -0.065 97
IV.FIAM.HHZ. 2009-04-08T08:02:57.27 0.1 positive manual Pg 264 33.0447 -0.106 95
IV.TERO.HHZ. 2009-04-08T08:02:57.66 0.1 positive manual Pg 11 36.3414 -0.202 93
IV.FAGN.HHN. 2009-04-08T08:02:56.77 0.1 undecidable manual Sg 126 6.6933 0.148 99
IV.CAMP.HHZ. 2009-04-08T08:02:56.51 0.3 positive manual Pg 341 27.4503 -0.051 73
MN.AQU.HHZ. 2009-04-08T08:02:56.96 0.3 undecidable manual Sg 302 11.1777 -0.285 72
IV.VCEL.EHZ. 2009-04-08T08:02:56.98 0.6 undecidable manual Pg 69 28.4493 0.284 47
MN.AQU.HHZ. 2009-04-08T08:02:54.40 0.1 undecidable manual Pg 302 11.1777 -0.086 100
IV.T0104.EHZ. 2009-04-08T08:02:54.97 0.1 positive manual Pg 294 16.0728 -0.057 100
IV.FAGN.HHN. 2009-04-08T08:02:54.29 0.1 positive manual Pg 126 6.6933 0.163 99
BA.PZUN.HHZ. 2009-04-08T08:02:51.72 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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