Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 23-12-2005 and time 22:23:56 (Italy) in region 5 km N Pescocostanzo (AQ)

A magnitude ML 2.1 earthquake occured in region: 5 km N Pescocostanzo (AQ), on

  • 23-12-2005 21:23:56 (UTC)
  • 23-12-2005 22:23:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.9390, 14.0780 at 14 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
Pescocostanzo AQ 5 1128 1128
Palena CH 7 1392 2520
Rivisondoli AQ 8 700 3220
Rocca Pia AQ 8 178 3398
Campo di Giove AQ 9 803 4201
Cansano AQ 9 274 4475
Lettopalena CH 10 358 4833
Roccaraso AQ 10 1627 6460
Pettorano sul Gizio AQ 10 1376 7836
Gamberale CH 11 320 8156
Taranta Peligna CH 12 376 8532
Colledimacine CH 13 202 8734
Pizzoferrato CH 13 1130 9864
Ateleta AQ 14 1181 11045
Pacentro AQ 14 1174 12219
Lama dei Peligni CH 15 1271 13490
Montenerodomo CH 15 690 14180
Castel del Giudice IS 16 346 14526
Sant'Angelo del Pesco IS 16 364 14890
Introdacqua AQ 17 2126 17016
Scanno AQ 17 1847 18863
Castel di Sangro AQ 17 6538 25401
Quadri CH 18 815 26216
Sulmona AQ 18 24557 50773
Torricella Peligna CH 18 1353 52126
Civitaluparella CH 19 351 52477
Borrello CH 19 354 52831
San Pietro Avellana IS 19 503 53334
Pescopennataro IS 19 285 53619
Capracotta IS 19 903 54522
Fara San Martino CH 20 1414 55936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km S of Chieti (51815 inhabitants)
60 Km S of Pescara (121014 inhabitants)
64 Km S of Montesilvano (53738 inhabitants)
72 Km SE of L'Aquila (69753 inhabitants)
86 Km SE of Teramo (54892 inhabitants)
98 Km N of Caserta (76326 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 2.5
ML 2.1 		2005-12-23
21:23:56		 41.939 14.078 14 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 545809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-12-23 21:23:56 ± 0.12
Latitude 41.9390 ± 0.0072
Longitude 14.0780 ± 0.0097
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 545809

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 999
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 1131.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.62
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.55942
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 545809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:31:32

Md:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 545809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:31:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.BHN. 2005-12-23T21:24:32.85 0.1 undecidable manual Sg 311 112.5984 0.623 38
IV.SNTG.SHZ. 2005-12-23T21:24:27.51 0.1 undecidable manual Pg 328 173.0934 1.517 41
IV.CERT.HHZ. 2005-12-23T21:24:25.38 0.1 undecidable manual Sg 271 90.4428 -0.267 44
IV.FIAM.HHN. 2005-12-23T21:24:24.36 0.1 undecidable manual Sg 295 87.1461 -0.298 44
IV.TERO.HHN. 2005-12-23T21:24:23.96 0.1 undecidable manual Sg 333 85.248 -0.153 45
IV.CAMP.EHN. 2005-12-23T21:24:23.89 0.1 undecidable manual Sg 321 86.0472 -0.454 42
IV.GIUL.BHE. 2005-12-23T21:24:22.65 0.1 undecidable manual Sg 239 80.1642 0.054 46
IV.SACR.HHE. 2005-12-23T21:24:21.78 10.0 undecidable manual Pg 0 0 0
IV.AQU.SHZ. 2005-12-23T21:24:20.55 0.3 undecidable manual Sg 310 72.1722 0.31 34
IV.SGG.SHZ. 2005-12-23T21:24:18.92 0.1 undecidable manual Sg 158 66.0894 0.487 43
IV.LNSS.BHN. 2005-12-23T21:24:17.97 0.1 undecidable manual Pg 311 112.5984 1.29 56
IV.BSSO.HHE. 2005-12-23T21:24:17.19 0.3 undecidable manual Sg 135 60.9945 0.274 34
IV.MNS.SHZ. 2005-12-23T21:24:17.05 0.1 undecidable manual Pg 294 125.0859 -1.713 42
IV.FAGN.EHZ. 2005-12-23T21:24:15.52 0.1 undecidable manual Sg 312 54.501 0.525 44
IV.VCEL.EHZ. 2005-12-23T21:24:15.85 0.3 undecidable manual Sg 339 54.2013 0.942 28
IV.PTQR.SHZ. 2005-12-23T21:24:15.72 0.3 undecidable manual Sg 280 56.5989 0.095 36
IV.CERT.HHZ. 2005-12-23T21:24:12.14 0.1 undecidable manual Pg 271 90.4428 -0.842 73
IV.CAMP.EHN. 2005-12-23T21:24:12.94 0.1 undecidable manual Pg 321 86.0472 0.688 78
IV.TRIV.HHZ. 2005-12-23T21:24:12.17 0.1 undecidable manual Sg 116 43.4232 0.438 46
IV.TERO.HHN. 2005-12-23T21:24:11.60 0.1 undecidable manual Pg 333 85.248 -0.518 82
IV.FIAM.HHN. 2005-12-23T21:24:11.93 0.1 undecidable manual Pg 295 87.1461 -0.495 83
IV.VVLD.EHN. 2005-12-23T21:24:10.86 0.1 undecidable manual Sg 259 38.3283 0.624 43
IV.GIUL.BHE. 2005-12-23T21:24:10.95 0.1 undecidable manual Pg 239 80.1642 -0.313 89
IV.SGG.SHZ. 2005-12-23T21:24:09.02 0.1 undecidable manual Pg 158 66.0894 0.094 94
IV.AQU.SHZ. 2005-12-23T21:24:09.28 0.1 undecidable manual Pg 310 72.1722 -0.66 80
IV.SDI.SHZ. 2005-12-23T21:24:09.39 10.0 undecidable manual Pg 0 0 0
IV.MIDA.HHN. 2005-12-23T21:24:09.14 0.3 undecidable manual Sg 156 36.0417 -0.416 35
IV.PTQR.SHZ. 2005-12-23T21:24:07.40 0.1 undecidable manual Pg 280 56.5989 0.048 97
IV.VAGA.HHN. 2005-12-23T21:24:07.83 0.1 undecidable manual Pg 167 59.496 0.005 97
IV.RNI2.HHE. 2005-12-23T21:24:07.15 0.1 undecidable manual Sg 167 26.8509 0.235 49
IV.VCEL.EHZ. 2005-12-23T21:24:07.18 0.1 undecidable manual Pg 339 54.2013 0.231 95
IV.BSSO.HHE. 2005-12-23T21:24:07.94 0.1 undecidable manual Pg 135 60.9945 -0.137 95
IV.FAGN.EHZ. 2005-12-23T21:24:06.90 0.1 undecidable manual Pg 312 54.501 -0.1 96
IV.TRIV.HHZ. 2005-12-23T21:24:05.00 0.1 undecidable manual Pg 116 43.4232 -0.164 97
IV.FRES.HHE. 2005-12-23T21:24:05.74 0.1 undecidable manual Pg 85 48.9177 -0.33 92
IV.INTR.HHZ. 2005-12-23T21:24:04.53 0.1 undecidable manual Sg 300 16.4724 0.424 48
IV.VVLD.EHN. 2005-12-23T21:24:04.20 0.1 undecidable manual Pg 259 38.3283 -0.12 100
IV.MIDA.HHN. 2005-12-23T21:24:03.57 0.1 undecidable manual Pg 156 36.0417 -0.371 95
IV.RNI2.HHE. 2005-12-23T21:24:02.82 0.1 undecidable manual Pg 167 26.8509 0.364 95
IV.INTR.HHZ. 2005-12-23T21:24:01.14 0.1 positive manual Pg 300 16.4724 0.261 100
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