Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 23-12-2013 and time 19:44:48 (Italy) in region 8 km SW Pietracamela (TE)

A magnitude ML 2.3 earthquake occured in region: 8 km SW Pietracamela (TE), on

  • 23-12-2013 18:44:48 (UTC)
  • 23-12-2013 19:44:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4740, 13.4880 at 17 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pietracamela TE 8 271 271
Crognaleto TE 8 1297 1568
Fano Adriano TE 10 296 1864
Campotosto AQ 14 542 2406
Isola del Gran Sasso d'Italia TE 15 4773 7179
L'Aquila AQ 15 69753 76932
Tossicia TE 16 1406 78338
Capitignano AQ 16 665 79003
Pizzoli AQ 16 4326 83329
Cortino TE 17 656 83985
Montorio al Vomano TE 17 8218 92203
Barete AQ 17 737 92940
Colledara TE 17 2179 95119
Poggio Picenze AQ 18 1136 96255
Barisciano AQ 18 1828 98083
Castelli TE 19 1159 99242
Santo Stefano di Sessanio AQ 20 111 99353
Fossa AQ 20 721 100074

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NE of L'Aquila (69753 inhabitants)
27 Km SW of Teramo (54892 inhabitants)
55 Km W of Montesilvano (53738 inhabitants)
58 Km W of Chieti (51815 inhabitants)
60 Km W of Pescara (121014 inhabitants)
70 Km E of Terni (111501 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
84 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 		ML 2.3 2013-12-23
18:44:48		 42.4737 13.4883 17 2015-01-20
11:30:42		 Bollettino Sismico Italiano INGV 5153861
Reviewed
Rev100 		ML 2.3 2013-12-23
18:44:48		 42.4787 13.4882 18 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 5044391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-12-23 18:44:48 ± 0.08
Latitude 42.4737 ± 0.0036
Longitude 13.4883 ± 0.0061
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 5153861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
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) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.90112
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 5044391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-12-23 18:49:50

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 5153861
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:06:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2013-12-23T18:45:10.47 0.3 undecidable manual S 333 70.4739 96 0.52 62
IV.INTR.HHZ. 2013-12-23T18:45:07.50 0.6 undecidable manual S 146 61.5939 97 -0.1 46
IV.PTQR.HHZ. 2013-12-23T18:45:05.00 0.6 undecidable manual S 188 50.616 99 0.31 45
IV.EL6.EHZ. 2013-12-23T18:45:05.55 0.6 undecidable manual P 342 100.0221 94 0.08 43
IV.NRCA.HHZ. 2013-12-23T18:45:04.50 0.6 undecidable manual S 323 50.2164 99 -0.1 47
IV.MOMA.HHZ. 2013-12-23T18:45:03.02 0.3 undecidable manual P 296 83.4498 95 0.1 66
IV.LPEL.HHZ. 2013-12-23T18:45:01.32 0.3 undecidable manual P 129 74.1702 95 -0.17 66
IV.CSP1.EHZ. 2013-12-23T18:45:01.11 0.3 undecidable manual P 341 72.372 96 -0.11 67
IV.LNSS.HHZ. 2013-12-23T18:45:01.70 0.6 undecidable manual S 292 39.3273 102 -0.03 48
IV.VVLD.HHZ. 2013-12-23T18:45:00.16 0.3 undecidable manual P 171 67.8765 96 -0.38 63
IV.FDMO.HHZ. 2013-12-23T18:45:00.80 0.1 undecidable manual P 333 70.4739 96 -0.14 89
IV.GUMA.HHZ. 2013-12-23T18:45:00.80 0.3 undecidable manual P 349 66.4779 96 0.47 63
IV.VCEL.EHZ. 2013-12-23T18:44:59.60 0.6 undecidable manual S 107 30.1476 108 0.25 47
IV.ARRO.EHZ. 2013-12-23T18:44:59.15 0.3 undecidable manual P 281 60.1953 97 -0.22 67
IV.INTR.HHZ. 2013-12-23T18:44:59.27 0.1 negative manual P 146 61.5939 97 -0.3 87
IV.FAGN.HHZ. 2013-12-23T18:44:58.70 0.6 undecidable manual S 161 24.3534 113 0.8 40
IV.PTQR.HHZ. 2013-12-23T18:44:57.83 0.6 undecidable manual P 188 50.616 99 -0.07 47
IV.NRCA.HHZ. 2013-12-23T18:44:57.80 1.0 negative manual P 323 50.2164 99 -0.04 24
IV.T0104.HHZ. 2013-12-23T18:44:56.40 0.6 undecidable manual S 224 17.6712 124 0.07 50
IV.TERO.HHE. 2013-12-23T18:44:56.30 0.6 undecidable manual S 30 19.0698 121 -0.35 47
IV.SMA1.EHE. 2013-12-23T18:44:56.80 0.6 undecidable manual S 324 21.4674 117 -0.41 46
IV.LNSS.HHZ. 2013-12-23T18:44:56.16 0.1 positive manual P 292 39.3273 102 -0.03 96
MN.AQU.HHZ. 2013-12-23T18:44:55.70 0.6 undecidable manual S 207 14.9739 130 -0.05 50
IV.VCEL.EHZ. 2013-12-23T18:44:54.96 0.3 positive manual P 107 30.1476 108 0.15 72
IV.CAMP.HHE. 2013-12-23T18:44:54.50 0.6 undecidable manual S 317 9.4794 145 -0.26 49
IV.T0104.HHZ. 2013-12-23T18:44:53.23 0.1 negative manual P 224 17.6712 124 0.16 98
IV.SMA1.EHE. 2013-12-23T18:44:53.60 0.1 undecidable manual P 324 21.4674 117 0.03 100
IV.FAGN.HHZ. 2013-12-23T18:44:53.89 0.1 negative manual P 161 24.3534 113 -0.09 98
IV.TERO.HHE. 2013-12-23T18:44:53.19 0.1 undecidable manual P 30 19.0698 121 -0.06 100
MN.AQU.HHZ. 2013-12-23T18:44:52.86 0.1 negative manual P 207 14.9739 130 0.13 99
IV.CAMP.HHE. 2013-12-23T18:44:52.26 0.1 undecidable manual P 317 9.4794 145 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.AQU.HHE. ML:2.6 0.002915 0.48 AML other m 2013-12-23T18:44:55.91
MN.AQU.HLE. ML:2.6 0.00292 0.46 AML other m 2013-12-23T18:44:56.15
MN.AQU.HHN. ML:2.4 0.002045 0.66 AML other m 2013-12-23T18:44:56.56
MN.AQU.HLN. ML:2.5 0.00211 0.68 AML other m 2013-12-23T18:44:56.57
IV.ARRO.EHE. ML:1.9 0.000142 0.26 AML other m 2013-12-23T18:45:07.93
IV.ARRO.EHN. ML:1.8 0.0001265 1 AML other m 2013-12-23T18:45:09.73
IV.ATFO.HHN. ML:2.0 0.00007105 0.4 AML other m 2013-12-23T18:45:08.31
IV.ATFO.HHE. ML:2.0 0.00007744999999999999 0.2 AML other m 2013-12-23T18:45:08.40
IV.FAGN.HHN. ML:2.6 0.002125 0.22 AML other m 2013-12-23T18:44:59.82
IV.FAGN.HHE. ML:2.6 0.0018599999999999999 0.28 AML other m 2013-12-23T18:44:59.96
IV.FDMO.HHN. ML:2.1 0.00019250000000000002 0.56 AML other m 2013-12-23T18:45:12.04
IV.FDMO.HHE. ML:2.0 0.000182 1.28 AML other m 2013-12-23T18:45:11.88
IV.GUMA.HHE. ML:2.4 0.0004505 0.7 AML other m 2013-12-23T18:45:13.83
IV.GUMA.HHN. ML:2.4 0.000395 0.42 AML other m 2013-12-23T18:45:14.21
IV.GUMA.HNN. ML:2.4 0.00044400000000000006 0.66 AML other m 2013-12-23T18:45:20.09
IV.GUMA.HNE. ML:2.4 0.00047450000000000004 0.42 AML other m 2013-12-23T18:45:24.73
IV.INTR.HHE. ML:2.1 0.00023 1.34 AML other m 2013-12-23T18:45:13.20
IV.INTR.HHN. ML:2.3 0.000373 0.56 AML other m 2013-12-23T18:45:15.06
IV.LNSS.HHE. ML:2.3 0.0006005 0.84 AML other m 2013-12-23T18:45:02.71
IV.LNSS.HHN. ML:2.3 0.0007050000000000001 0.46 AML other m 2013-12-23T18:45:02.66
IV.LPEL.HHE. ML:2.3 0.00028900000000000003 0.48 AML other m 2013-12-23T18:45:14.01
IV.LPEL.HHN. ML:2.3 0.00028300000000000005 0.12 AML other m 2013-12-23T18:45:12.45
IV.MOMA.HHE. ML:2.2 0.0001805 0.18 AML other m 2013-12-23T18:45:15.79
IV.MOMA.HNE. ML:2.2 0.00020950000000000002 1.12 AML other m 2013-12-23T18:45:16.45
IV.MOMA.HNN. ML:2.5 0.00040050000000000003 1.02 AML other m 2013-12-23T18:45:09.69
IV.MOMA.HHN. ML:2.3 0.00023649999999999998 0.24 AML other m 2013-12-23T18:45:15.46
IV.NRCA.HHN. ML:2.3 0.0005420000000000001 1.34 AML other m 2013-12-23T18:45:05.94
IV.NRCA.HHE. ML:2.5 0.0008605 0.14 AML other m 2013-12-23T18:45:05.46
IV.PTQR.HHE. ML:1.8 0.0001725 0.2 AML other m 2013-12-23T18:45:05.39
IV.PTQR.HHN. ML:1.6 0.0001007 0.2 AML other m 2013-12-23T18:45:09.41
IV.T0104.HNE. ML:2.8 0.0043 1.08 AML other m 2013-12-23T18:44:58.62
IV.T0104.HHE. ML:2.8 0.004109999999999999 1.06 AML other m 2013-12-23T18:44:58.09
IV.T0104.HNN. ML:2.7 0.003435 0.3 AML other m 2013-12-23T18:44:57.28
IV.T0104.HHN. ML:2.6 0.00296 0.3 AML other m 2013-12-23T18:44:57.13
IV.VCEL.EHN. ML:2.7 0.002225 0.18 AML other m 2013-12-23T18:45:00.36
IV.VCEL.EHE. ML:2.7 0.0023150000000000002 1.58 AML other m 2013-12-23T18:45:01.97
IV.VVLD.HHN. ML:1.8 0.00011350000000000001 0.82 AML other m 2013-12-23T18:45:16.30
IV.VVLD.HHE. ML:1.7 0.00008405 0.48 AML other m 2013-12-23T18:45:17.48
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