Earthquake with magnitude of ML 1.3 on date 09-04-2009 and time 00:45:55 (Italy) in region 2 km E Fossa (AQ)

A magnitude ML 1.3 earthquake occured in region: 2 km E Fossa (AQ), on

  • 08-04-2009 22:45:55 (UTC)
  • 09-04-2009 00:45:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2980, 13.5070 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 2 721 721
Sant'Eusanio Forconese AQ 2 394 1115
Ocre AQ 3 1167 2282
Villa Sant'Angelo AQ 4 424 2706
Poggio Picenze AQ 4 1136 3842
San Demetrio ne' Vestini AQ 4 1854 5696
Rocca di Cambio AQ 7 533 6229
Fagnano Alto AQ 7 418 6647
Barisciano AQ 8 1828 8475
Prata d'Ansidonia AQ 9 496 8971
Rocca di Mezzo AQ 10 1526 10497
L'Aquila AQ 11 69753 80250
Fontecchio AQ 11 369 80619
San Pio delle Camere AQ 12 661 81280
Santo Stefano di Sessanio AQ 13 111 81391
Lucoli AQ 14 1011 82402
Caporciano AQ 15 230 82632
Carapelle Calvisio AQ 15 87 82719
Tione degli Abruzzi AQ 15 310 83029
Castelvecchio Calvisio AQ 15 153 83182
Calascio AQ 16 137 83319
Tornimparte AQ 17 3187 86506
Ovindoli AQ 18 1227 87733
Navelli AQ 20 554 88287
Castel del Monte AQ 20 413 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)
55 Km W of Chieti (51815 inhabitants)
58 Km W of Montesilvano (53738 inhabitants)
61 Km W of Pescara (121014 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
72 Km E of Guidonia Montecelio (88673 inhabitants)
76 Km E of Terni (111501 inhabitants)
91 Km NE of Velletri (53303 inhabitants)
96 Km E of Roma (2864731 inhabitants)
98 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 1.8
ML 1.3
2009-04-08
22:45:55
42.298 13.507 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 776359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-08 22:45:55 ± 0.08
Latitude 42.2980 ± 0.0054
Longitude 13.5070 ± 0.0073
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 776359

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 619
Semi-minor axis of confidence ellipse (meter) 564
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 157
Circular confidence region, given by single value of horizontal uncertainty (meter) 848.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 776359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:32

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 776359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
BA.PZUN.HHE. 2009-04-08T22:46:32.56 10.0 undecidable manual Pg 0 0 0
IV.CDCA.EHE. 2009-04-08T22:46:15.97 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHZ. 2009-04-08T22:46:07.76 0.3 undecidable manual Sg 12 36.8298 -0.275 68
IV.FIAM.HHZ. 2009-04-08T22:46:06.69 0.3 undecidable manual Sg 264 32.1456 -0.081 72
IV.PTQR.SHZ. 2009-04-08T22:46:06.54 0.3 undecidable manual Sg 196 31.8459 -0.157 71
IV.VCEL.EHN. 2009-04-08T22:46:06.11 0.6 undecidable manual Sg 69 29.3484 0.074 48
IV.TERO.HHZ. 2009-04-08T22:46:02.57 0.1 undecidable manual Pg 12 36.8298 -0.189 93
IV.FIAM.HHZ. 2009-04-08T22:46:02.04 0.1 undecidable manual Pg 264 32.1456 0.01 97
IV.PTQR.SHZ. 2009-04-08T22:46:02.11 0.1 undecidable manual Pg 196 31.8459 0.122 95
IV.VCEL.EHN. 2009-04-08T22:46:02.17 0.3 undecidable manual Pg 69 29.3484 0.566 64
MN.AQU.HHE. 2009-04-08T22:46:00.65 0.3 undecidable manual Sg 306 10.5783 -0.023 75
IV.FAGN.HHZ. 2009-04-08T22:45:59.56 0.3 undecidable manual Sg 120 7.2927 -0.364 71
MN.AQU.HHE. 2009-04-08T22:45:58.76 0.1 undecidable manual Pg 306 10.5783 0.249 96
IV.FAGN.HHZ. 2009-04-08T22:45:58.15 0.1 undecidable manual Pg 120 7.2927 0.07 100
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