Earthquake with magnitude of ML 0.9 on date 07-12-2013 and time 07:50:12 (Italy) in region 4 km W Pietracamela (TE)

A magnitude ML 0.9 earthquake occured in region: 4 km W Pietracamela (TE), on

  • 07-12-2013 06:50:12 (UTC)
  • 07-12-2013 07:50:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5100, 13.5070 at 20 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
Pietracamela TE 4 271 271
Crognaleto TE 5 1297 1568
Fano Adriano TE 5 296 1864
Tossicia TE 12 1406 3270
Campotosto AQ 12 542 3812
Cortino TE 13 656 4468
Isola del Gran Sasso d'Italia TE 13 4773 9241
Montorio al Vomano TE 13 8218 17459
Colledara TE 15 2179 19638
Capitignano AQ 17 665 20303
Castelli TE 17 1159 21462
Castel Castagna TE 18 500 21962
Pizzoli AQ 19 4326 26288
Barete AQ 20 737 27025
L'Aquila AQ 20 69753 96778
Rocca Santa Maria TE 20 537 97315

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of L'Aquila (69753 inhabitants)
23 Km SW of Teramo (54892 inhabitants)
53 Km W of Montesilvano (53738 inhabitants)
57 Km W of Chieti (51815 inhabitants)
58 Km W of Pescara (121014 inhabitants)
71 Km E of Terni (111501 inhabitants)
82 Km SE of Foligno (57155 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
86 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
ML 0.9 2013-12-07
06:50:12
42.5102 13.5072 20 2015-01-20
11:30:17
Bollettino Sismico Italiano INGV 9015641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-12-07 06:50:12 ± 0.27
Latitude 42.5102 ± 0.0054
Longitude 13.5072 ± 0.0134
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 9015641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 896
Semi-minor axis of confidence ellipse (meter) 700
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.13310
Epicentral distance of station farthest from the epicenter (degree) 0.43347
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 2
Type of magnitude ML
Reference to an origin 9015641
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:10:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2013-12-07T06:50:22.93 0.3 undecidable manual S 167 27.8499 117 0.22 71
IV.NRCA.HHZ. 2013-12-07T06:50:21.29 0.1 undecidable manual P 318 48.1185 104 0.08 94
IV.SMA1.EHZ. 2013-12-07T06:50:20.70 0.3 undecidable manual S 314 19.3695 129 -0.11 74
IV.TERO.HHZ. 2013-12-07T06:50:19.90 0.3 undecidable manual S 32 14.7741 138 -0.01 75
IV.SMA1.EHZ. 2013-12-07T06:50:17.23 0.1 undecidable manual P 314 19.3695 129 0.06 99
IV.FAGN.HHZ. 2013-12-07T06:50:17.98 0.3 undecidable manual P 167 27.8499 117 -0.29 69
IV.TERO.HHZ. 2013-12-07T06:50:16.71 0.1 undecidable manual P 32 14.7741 138 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHE. ML:1.3 0.00008415 0.9 AML other m 2013-12-07T06:50:23.61
IV.FAGN.HHN. ML:1.2 0.00006604999999999999 1.54 AML other m 2013-12-07T06:50:23.80
IV.TERO.HHE. ML:0.6 0.0000237 0.64 AML other m 2013-12-07T06:50:20.24
IV.TERO.HHN. ML:0.5 0.00002255 1.5 AML other m 2013-12-07T06:50:20.05
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download