Earthquake with magnitude of ML 2.0 on date 07-04-2009 and time 17:33:12 (Italy) in region 8 km SE Campotosto (AQ)

A magnitude ML 2.0 earthquake occured in region: 8 km SE Campotosto (AQ), on

  • 07-04-2009 15:33:12 (UTC)
  • 07-04-2009 17:33:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4940, 13.4140 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
Campotosto AQ 8 542 542
Crognaleto TE 8 1297 1839
Capitignano AQ 10 665 2504
Pizzoli AQ 12 4326 6830
Barete AQ 12 737 7567
Pietracamela TE 12 271 7838
Fano Adriano TE 12 296 8134
Montereale AQ 14 2581 10715
L'Aquila AQ 16 69753 80468
Cagnano Amiterno AQ 16 1369 81837
Cortino TE 16 656 82493
Amatrice RI 18 2657 85150
Scoppito AQ 19 3727 88877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km N of L'Aquila (69753 inhabitants)
30 Km SW of Teramo (54892 inhabitants)
60 Km W of Montesilvano (53738 inhabitants)
63 Km E of Terni (111501 inhabitants)
64 Km W of Chieti (51815 inhabitants)
66 Km W of Pescara (121014 inhabitants)
78 Km SE of Foligno (57155 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
79 Km NE of Guidonia Montecelio (88673 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 2.2
ML 2.0
2009-04-07
15:33:12
42.494 13.414 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 767799
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-07 15:33:12 ± 0.22
Latitude 42.4940 ± 0.0099
Longitude 13.4140 ± 0.0244
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 767799

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1947
Semi-minor axis of confidence ellipse (meter) 1158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 2282.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.69
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.89572
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 767799
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:31:29

Md:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 767799
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:31:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SDI.SHZ. 2009-04-07T15:33:45.06 10.0 undecidable manual Sg 0 0 0
IV.SNTG.SHZ. 2009-04-07T15:33:40.89 0.1 undecidable manual Sg 336 92.8404 0.704 73
IV.ASSB.HHN. 2009-04-07T15:33:38.63 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2009-04-07T15:33:34.15 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2009-04-07T15:33:29.58 0.1 undecidable manual Pg 336 92.8404 0.91 67
IV.CING.HHZ. 2009-04-07T15:33:29.80 0.3 undecidable manual Pg 350 99.4227 0.113 63
IV.NRCA.SHZ. 2009-04-07T15:33:26.35 0.3 undecidable manual Sg 327 44.9217 -1.057 51
IV.TERO.HHZ. 2009-04-07T15:33:20.93 0.1 undecidable manual Sg 47 21.0678 -0.115 98
IV.NRCA.SHZ. 2009-04-07T15:33:20.65 0.1 undecidable manual Pg 327 44.9217 -0.642 81
MN.AQU.HHZ. 2009-04-07T15:33:19.59 0.1 undecidable manual Sg 184 15.5733 0.051 100
IV.TERO.HHZ. 2009-04-07T15:33:17.59 0.1 undecidable manual Pg 47 21.0678 -0.027 99
MN.AQU.HHZ. 2009-04-07T15:33:16.71 0.1 undecidable manual Pg 184 15.5733 -0.036 100
OE.WTTA.HHE. 2009-04-07T15:32:53.18 10.0 undecidable manual Pg 0 0 0
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
Waveforms Seismic signals in miniseed + resp format Download