Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 08-09-2011 and time 09:53:13 (UTC) in region 6 km SW Pietracamela (TE)

A magnitude ML 2.0 earthquake occured in region: 6 km SW Pietracamela (TE), on

  • 08-09-2011 09:53:13 (UTC)
  • 08-09-2011 11:53:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4800, 13.5190 at 16 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 6 271 271
Fano Adriano TE 8 296 567
Crognaleto TE 8 1297 1864
Isola del Gran Sasso d'Italia TE 12 4773 6637
Tossicia TE 13 1406 8043
Colledara TE 15 2179 10222
Montorio al Vomano TE 15 8218 18440
Campotosto AQ 15 542 18982
Cortino TE 16 656 19638
Castelli TE 16 1159 20797
L'Aquila AQ 17 69753 90550
Poggio Picenze AQ 18 1136 91686
Castel Castagna TE 18 500 92186
Barisciano AQ 18 1828 94014
Capitignano AQ 18 665 94679
Santo Stefano di Sessanio AQ 19 111 94790
Pizzoli AQ 19 4326 99116
Barete AQ 20 737 99853

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of L'Aquila (69753 inhabitants)
25 Km SW of Teramo (54892 inhabitants)
52 Km W of Montesilvano (53738 inhabitants)
55 Km W of Chieti (51815 inhabitants)
57 Km W of Pescara (121014 inhabitants)
72 Km E of Terni (111501 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
85 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 		Md 2.1
ML 2.0 		2011-09-08
09:53:13		 42.48 13.519 16 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1282879
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-09-08 09:53:13 ± 0.09
Latitude 42.4800 ± 0.0027
Longitude 13.5190 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1282879

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 104
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95508
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1282879
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:22:32

Md:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations
Type of magnitude Md
Reference to an origin 1282879
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:22:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHE. 2011-09-08T09:53:57.61 10.0 undecidable manual Sg 0 0 0
IV.ZCCA.HHE. 2011-09-08T09:53:47.24 10.0 undecidable manual Pg 0 0 0
IV.CING.HHE. 2011-09-08T09:53:45.68 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHE. 2011-09-08T09:53:40.63 10.0 undecidable manual Pg 0 0 0
IV.CESI.HHZ. 2011-09-08T09:53:37.57 0.1 undecidable manual Sg 320 76.7676 0.582 79
IV.FDMO.HHZ. 2011-09-08T09:53:35.69 0.1 undecidable manual Sg 331 71.0733 0.229 87
IV.ARVD.HHZ. 2011-09-08T09:53:35.15 10.0 undecidable manual Pg 0 0 0
IV.SSFR.HHE. 2011-09-08T09:53:35.00 10.0 undecidable manual Pg 0 0 0
IV.GUMA.HHE. 2011-09-08T09:53:35.50 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHZ. 2011-09-08T09:53:33.41 10.0 undecidable manual Pg 0 0 0
IV.INTR.HHZ. 2011-09-08T09:53:32.46 0.1 undecidable manual Sg 148 60.7947 -0.277 88
IV.ATCC.EHN. 2011-09-08T09:53:31.79 0.1 undecidable manual Pg 318 106.0161 0.033 84
IV.OFFI.HHZ. 2011-09-08T09:53:31.29 10.0 undecidable manual Pg 0 0 0
IV.SNTG.HHZ. 2011-09-08T09:53:30.87 0.1 undecidable manual Pg 332 98.0241 0.344 80
IV.NRCA.HHN. 2011-09-08T09:53:30.26 0.1 undecidable manual Sg 320 51.3153 0.052 93
IV.PTQR.HHN. 2011-09-08T09:53:30.63 0.1 undecidable manual Sg 191 51.7038 0.313 88
IV.FIAM.HHZ. 2011-09-08T09:53:27.58 0.1 undecidable manual Sg 235 40.4262 0.236 91
IV.LNSS.HHZ. 2011-09-08T09:53:27.43 0.1 undecidable manual Sg 289 41.4252 -0.177 93
IV.CESI.HHZ. 2011-09-08T09:53:27.22 0.1 undecidable manual Pg 320 76.7676 -0.046 89
IV.FDMO.HHZ. 2011-09-08T09:53:26.06 0.1 undecidable manual Pg 331 71.0733 -0.325 85
IV.INTR.HHZ. 2011-09-08T09:53:24.38 0.1 undecidable manual Pg 148 60.7947 -0.431 85
IV.VCEL.EHZ. 2011-09-08T09:53:24.66 0.1 undecidable manual Sg 110 27.9498 0.557 86
IV.PTQR.HHN. 2011-09-08T09:53:23.12 0.1 undecidable manual Pg 191 51.7038 -0.291 89
IV.FAGN.HHN. 2011-09-08T09:53:23.03 0.1 undecidable manual Sg 167 24.3534 -0.146 97
IV.NRCA.HHN. 2011-09-08T09:53:23.11 0.1 undecidable manual Pg 320 51.3153 -0.242 90
MN.AQU.HHZ. 2011-09-08T09:53:21.38 0.1 undecidable manual Sg 214 16.7721 0.005 100
IV.T0104.HHZ. 2011-09-08T09:53:21.90 0.1 undecidable manual Sg 228 19.869 -0.195 96
IV.FIAM.HHZ. 2011-09-08T09:53:21.68 0.1 undecidable manual Pg 235 40.4262 -0.016 96
IV.LNSS.HHZ. 2011-09-08T09:53:21.73 0.1 undecidable manual Pg 289 41.4252 -0.117 94
IV.TERO.HHZ. 2011-09-08T09:53:21.11 0.1 undecidable manual Sg 24 17.3715 -0.392 92
IV.VCEL.EHZ. 2011-09-08T09:53:20.04 0.1 undecidable manual Pg 110 27.9498 0.214 94
IV.CAMP.HHN. 2011-09-08T09:53:19.95 0.1 undecidable manual Sg 305 10.9779 -0.238 96
IV.FAGN.HHN. 2011-09-08T09:53:19.38 0.1 undecidable manual Pg 167 24.3534 0.088 97
IV.TERO.HHZ. 2011-09-08T09:53:18.26 0.1 positive manual Pg 24 17.3715 -0.061 99
MN.AQU.HHZ. 2011-09-08T09:53:18.40 0.1 positive manual Pg 214 16.7721 0.149 97
IV.T0104.HHZ. 2011-09-08T09:53:18.73 0.1 undecidable manual Pg 228 19.869 0.066 98
IV.CAMP.HHN. 2011-09-08T09:53:17.66 0.1 undecidable manual Pg 305 10.9779 0.096 99
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
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