Earthquake with magnitude of ML 2.0 on date 15-04-2009 and time 12:11:55 (UTC) in region 3 km SW Ocre (AQ)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Ocre (AQ), on

  • 15-04-2009 12:11:55 (UTC)
  • 15-04-2009 14:11:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2690, 13.4400 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
Ocre AQ 3 1167 1167
Fossa AQ 5 721 1888
Rocca di Cambio AQ 5 533 2421
Sant'Eusanio Forconese AQ 7 394 2815
Villa Sant'Angelo AQ 8 424 3239
Lucoli AQ 9 1011 4250
Rocca di Mezzo AQ 9 1526 5776
L'Aquila AQ 10 69753 75529
San Demetrio ne' Vestini AQ 10 1854 77383
Poggio Picenze AQ 10 1136 78519
Fagnano Alto AQ 11 418 78937
Tornimparte AQ 12 3187 82124
Prata d'Ansidonia AQ 14 496 82620
Barisciano AQ 14 1828 84448
Fontecchio AQ 14 369 84817
Ovindoli AQ 16 1227 86044
Tione degli Abruzzi AQ 18 310 86354
San Pio delle Camere AQ 18 661 87015
Massa d'Albe AQ 18 1476 88491
Borgorose RI 19 4591 93082
Scoppito AQ 19 3727 96809
Santo Stefano di Sessanio AQ 19 111 96920
Caporciano AQ 19 230 97150

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SE of L'Aquila (69753 inhabitants)
49 Km SW of Teramo (54892 inhabitants)
61 Km W of Chieti (51815 inhabitants)
63 Km NE of Tivoli (56533 inhabitants)
64 Km W of Montesilvano (53738 inhabitants)
66 Km E of Guidonia Montecelio (88673 inhabitants)
67 Km W of Pescara (121014 inhabitants)
73 Km E of Terni (111501 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
89 Km E of Roma (2864731 inhabitants)
97 Km SE of Foligno (57155 inhabitants)
99 Km NE of Latina (125985 inhabitants)
100 Km NE of Aprilia (73446 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 2.1
ML 2.0
2009-04-15
12:11:55
42.269 13.44 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 807119
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-15 12:11:55 ± 0.09
Latitude 42.2690 ± 0.0054
Longitude 13.4400 ± 0.0073
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 807119

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 571
Semi-minor axis of confidence ellipse (meter) 569
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
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) 155
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32196
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 807119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:17:30

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 807119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:17:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ALJA.HHZ. 2009-04-15T12:12:14.43 10.0 undecidable manual Sg 0 0 0
IV.ALJA.HHZ. 2009-04-15T12:12:10.14 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHZ. 2009-04-15T12:12:07.34 0.3 undecidable manual Sg 67 35.742 -0.133 71
IV.QLNO.HHE. 2009-04-15T12:12:06.05 10.0 undecidable manual Pg 0 0 0
IV.PTQR.SHZ. 2009-04-15T12:12:05.19 0.3 undecidable manual Sg 187 27.5502 -0.119 72
IV.VCEL.EHZ. 2009-04-15T12:12:02.52 0.3 undecidable manual Pg 67 35.742 0.175 71
IV.PTQR.SHZ. 2009-04-15T12:12:01.13 0.6 undecidable manual Pg 187 27.5502 0.033 49
MN.AQU.HHZ. 2009-04-15T12:12:00.14 0.1 undecidable manual Sg 342 9.879 -0.19 98
IV.FAGN.HHN. 2009-04-15T12:12:00.73 0.1 undecidable manual Sg 92 11.877 -0.08 100
MN.AQU.HHZ. 2009-04-15T12:11:58.41 0.1 undecidable manual Pg 342 9.879 0.189 98
IV.FAGN.HHN. 2009-04-15T12:11:58.62 0.1 undecidable manual Pg 92 11.877 0.123 99
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