Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 27-04-2009 and time 21:18:42 (Italy) in region 3 km E Capitignano (AQ)

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

  • 27-04-2009 19:18:42 (UTC)
  • 27-04-2009 21:18:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5110, 13.3360 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Capitignano AQ 3 665 665
Campotosto AQ 6 542 1207
Montereale AQ 8 2581 3788
Barete AQ 8 737 4525
Pizzoli AQ 9 4326 8851
Cagnano Amiterno AQ 11 1369 10220
Crognaleto TE 13 1297 11517
Amatrice RI 14 2657 14174
Borbona RI 17 617 14791
Scoppito AQ 17 3727 18518
Fano Adriano TE 17 296 18814
Pietracamela TE 18 271 19085
L'Aquila AQ 18 69753 88838
Cittareale RI 19 482 89320
Cortino TE 19 656 89976
Posta RI 20 694 90670

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km N of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
67 Km W of Montesilvano (53738 inhabitants)
71 Km W of Chieti (51815 inhabitants)
72 Km SE of Foligno (57155 inhabitants)
72 Km W of Pescara (121014 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km NE of Roma (2864731 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 1.9
ML 2.0 		2009-04-27
19:18:42		 42.511 13.336 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 839169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-27 19:18:42 ± 0.09
Latitude 42.5110 ± 0.0045
Longitude 13.3360 ± 0.0085
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 839169

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 629
Semi-minor axis of confidence ellipse (meter) 438
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 82
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58726
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 839169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:54:58

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 839169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:54:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2009-04-27T19:19:13.32 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2009-04-27T19:19:08.44 10.0 undecidable manual Sg 0 0 0
IV.CESI.HHE. 2009-04-27T19:19:02.97 0.6 undecidable manual Sg 327 65.1903 0.499 43
IV.FDMO.HHN. 2009-04-27T19:19:02.09 0.3 undecidable manual Sg 341 61.7937 0.526 64
IV.GUMA.HHN. 2009-04-27T19:19:02.27 0.6 undecidable manual Sg 360 61.2942 0.844 38
IV.CESX.HHE. 2009-04-27T19:19:02.08 0.6 undecidable manual Sg 280 62.7927 0.241 46
IV.PTQR.SHZ. 2009-04-27T19:18:59.94 0.6 undecidable manual Sg 174 54.501 0.322 46
IV.SNTG.SHZ. 2009-04-27T19:18:56.99 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHN. 2009-04-27T19:18:56.81 0.6 undecidable manual Sg 107 43.2234 0.194 48
IV.NRCA.HHZ. 2009-04-27T19:18:55.51 0.3 undecidable manual Sg 333 40.1265 -0.289 71
IV.CSNT.HHE. 2009-04-27T19:18:55.86 10.0 undecidable manual Pg 0 0 0
IV.FIAM.HHN. 2009-04-27T19:18:53.51 0.6 undecidable manual Sg 214 32.3454 -0.206 49
IV.CESX.HHE. 2009-04-27T19:18:53.71 0.6 undecidable manual Pg 280 62.7927 0.102 47
IV.FAGN.HHZ. 2009-04-27T19:18:53.92 0.6 undecidable manual Sg 143 33.8439 -0.203 48
IV.CESI.HHE. 2009-04-27T19:18:53.80 0.1 undecidable manual Pg 327 65.1903 -0.177 92
IV.FDMO.HHN. 2009-04-27T19:18:53.29 0.1 undecidable manual Pg 341 61.7937 -0.164 93
IV.GUMA.HHN. 2009-04-27T19:18:53.51 0.1 undecidable manual Pg 360 61.2942 0.135 94
IV.VCEL.EHN. 2009-04-27T19:18:51.35 0.3 undecidable manual Pg 107 43.2234 0.756 61
IV.PTQR.SHZ. 2009-04-27T19:18:51.99 0.3 undecidable manual Pg 174 54.501 -0.334 68
IV.LNSS.HHZ. 2009-04-27T19:18:51.84 0.3 undecidable manual Sg 293 26.2515 -0.248 73
IV.TERO.HHN. 2009-04-27T19:18:51.12 0.1 undecidable manual Sg 60 25.1526 -0.635 88
MN.AQU.HHZ. 2009-04-27T19:18:49.70 0.3 undecidable manual Sg 163 18.1707 0.146 76
IV.NRCA.HHZ. 2009-04-27T19:18:49.80 0.1 undecidable manual Pg 333 40.1265 -0.324 93
IV.FIAM.HHN. 2009-04-27T19:18:48.72 0.1 undecidable manual Pg 214 32.3454 -0.2 97
IV.FAGN.HHZ. 2009-04-27T19:18:48.97 0.1 undecidable manual Pg 143 33.8439 -0.187 97
IV.LNSS.HHZ. 2009-04-27T19:18:47.91 0.3 undecidable manual Pg 293 26.2515 -0.076 76
IV.TERO.HHN. 2009-04-27T19:18:47.51 0.1 undecidable manual Pg 60 25.1526 -0.278 97
IV.ARVD.HHE. 2009-04-27T19:18:47.81 10.0 undecidable manual Pg 0 0 0
MN.AQU.HHZ. 2009-04-27T19:18:46.70 0.1 undecidable manual Pg 163 18.1707 0.185 100
IV.CAMP.HHZ. 2009-04-27T19:18:46.69 0.3 undecidable manual Sg 65 6.5934 0.19 76
IV.CAMP.HHZ. 2009-04-27T19:18:45.18 0.1 undecidable manual Pg 65 6.5934 0.428 97
IV.FIU.EHZ. 2009-04-27T19:18:32.11 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