Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 12-10-2011 and time 07:53:03 (Italy) in region 3 km SE Sarnano (MC)

A magnitude ML 2.0 earthquake occured in region: 3 km SE Sarnano (MC), on

  • 12-10-2011 05:53:03 (UTC)
  • 12-10-2011 07:53:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0200, 13.3230 at 24 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
Sarnano MC 3 3264 3264
Amandola FM 5 3629 6893
Gualdo MC 6 815 7708
Bolognola MC 8 142 7850
Montefortino FM 9 1178 9028
Penna San Giovanni MC 9 1108 10136
Monte San Martino MC 10 765 10901
San Ginesio MC 10 3498 14399
Comunanza AP 10 3166 17565
Smerillo FM 10 365 17930
Sant'Angelo in Pontano MC 11 1436 19366
Cessapalombo MC 11 512 19878
Montefalcone Appennino FM 12 424 20302
Acquacanina MC 12 121 20423
Montemonaco AP 13 604 21027
Camporotondo di Fiastrone MC 13 563 21590
Fiastra MC 14 559 22149
Santa Vittoria in Matenano FM 14 1330 23479
Ripe San Ginesio MC 14 852 24331
Force AP 15 1354 25685
Caldarola MC 15 1823 27508
Servigliano FM 15 2336 29844
Falerone FM 16 3337 33181
Colmurano MC 16 1263 34444
Monteleone di Fermo FM 17 395 34839
Ussita MC 17 444 35283
Montelparo FM 17 778 36061
Palmiano AP 17 196 36257
Monte Vidon Corrado FM 17 731 36988
Belforte del Chienti MC 18 1886 38874
Montappone FM 18 1682 40556
Loro Piceno MC 18 2401 42957
Fiordimonte MC 19 202 43159
Massa Fermana FM 19 963 44122
Belmonte Piceno FM 19 646 44768
Castelsantangelo sul Nera MC 20 281 45049
Montegallo AP 20 523 45572
Monsampietro Morico FM 20 659 46231
Pievebovigliana MC 20 866 47097

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km NW of Teramo (54892 inhabitants)
51 Km E of Foligno (57155 inhabitants)
68 Km S of Ancona (100861 inhabitants)
75 Km N of L'Aquila (69753 inhabitants)
75 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km S of Fano (60888 inhabitants)
95 Km NW of Pescara (121014 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 2.2
ML 2.0 		2011-10-12
05:53:03		 43.02 13.323 24 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1296349
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-10-12 05:53:03 ± 0.13
Latitude 43.0200 ± 0.0036
Longitude 13.3230 ± 0.0086
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1296349

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 650
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 806.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.78061
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1296349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:41:25

Md:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1296349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:41:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHE. 2011-10-12T05:53:29.02 0.6 undecidable manual Sg 299 84.249 0.632 37
IV.PIEI.HHZ. 2011-10-12T05:53:29.07 0.6 undecidable manual Sg 312 85.5477 0.342 40
IV.FIAM.HHN. 2011-10-12T05:53:28.72 10.0 undecidable manual Pg 0 0 0
GU.RORO.HHN. 2011-10-12T05:53:28.46 10.0 undecidable manual Pg 0 0 0
IV.IMI.HHN. 2011-10-12T05:53:28.95 10.0 undecidable manual Pg 0 0 0
GU.NEGI.HHE. 2011-10-12T05:53:26.94 10.0 undecidable manual Pg 0 0 0
GU.LSD.HHE. 2011-10-12T05:53:25.70 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHE. 2011-10-12T05:53:25.25 0.6 undecidable manual Sg 293 69.9744 0.6 39
IV.SSFR.HHZ. 2011-10-12T05:53:23.37 0.3 undecidable manual Sg 317 63.5919 0.388 63
IV.ATCC.EHZ. 2011-10-12T05:53:22.06 0.1 undecidable manual Sg 289 58.2972 0.455 84
IV.ARVD.HHN. 2011-10-12T05:53:22.96 0.3 undecidable manual Sg 330 61.3941 0.558 60
IV.LNSS.HHE. 2011-10-12T05:53:20.34 0.3 undecidable manual Sg 207 51.6039 0.43 64
IV.SMA1.EHZ. 2011-10-12T05:53:18.20 0.3 undecidable manual Sg 179 43.2234 0.414 65
GU.SC2M.HHN. 2011-10-12T05:53:18.97 10.0 undecidable manual Pg 0 0 0
IV.ATPC.HHZ. 2011-10-12T05:53:17.96 0.3 undecidable manual Pg 306 86.6466 -0.116 64
IV.ATVO.HHE. 2011-10-12T05:53:17.48 0.6 undecidable manual Pg 299 84.249 -0.237 42
IV.SNTG.HHE. 2011-10-12T05:53:17.16 0.1 undecidable manual Sg 310 40.4262 0.047 94
IV.PIEI.HHZ. 2011-10-12T05:53:17.69 0.3 undecidable manual Pg 312 85.5477 -0.224 62
IV.CING.HHZ. 2011-10-12T05:53:17.13 0.1 undecidable manual Sg 345 40.8258 -0.063 94
IV.MPAG.EHE. 2011-10-12T05:53:17.23 0.6 undecidable manual Pg 326 81.4518 -0.061 43
IV.MURB.HHE. 2011-10-12T05:53:15.49 0.3 undecidable manual Pg 293 69.9744 -0.069 66
IV.FRON.EHZ. 2011-10-12T05:53:15.92 0.3 undecidable manual Pg 319 73.371 -0.141 65
IV.CESI.HHE. 2011-10-12T05:53:15.48 0.1 undecidable manual Sg 267 33.9438 -0.062 94
IV.AOI.HHN. 2011-10-12T05:53:15.35 0.6 undecidable manual Pg 21 62.9925 0.837 35
IV.SSFR.HHZ. 2011-10-12T05:53:14.35 0.3 undecidable manual Pg 317 63.5919 -0.246 65
IV.ARVD.HHN. 2011-10-12T05:53:14.07 0.1 undecidable manual Pg 330 61.3941 -0.192 88
GU.ENR.HHN. 2011-10-12T05:53:13.27 10.0 undecidable manual Sg 0 0 0
IV.NRCA.HHZ. 2011-10-12T05:53:13.81 0.1 undecidable manual Sg 219 26.6511 -0.084 95
GU.BHB.HHN. 2011-10-12T05:53:13.38 10.0 undecidable manual Sg 0 0 0
IV.ATCC.EHZ. 2011-10-12T05:53:13.64 0.1 undecidable manual Pg 289 58.2972 -0.161 89
GU.RSP.HHN. 2011-10-12T05:53:12.95 10.0 undecidable manual Pg 0 0 0
IV.LNSS.HHE. 2011-10-12T05:53:12.78 0.1 undecidable manual Pg 207 51.6039 -0.043 92
IV.FDMO.HHZ. 2011-10-12T05:53:11.84 0.1 undecidable manual Sg 276 19.1697 -0.526 88
IV.SMA1.EHZ. 2011-10-12T05:53:11.56 0.1 undecidable manual Pg 179 43.2234 -0.036 94
IV.SNTG.HHE. 2011-10-12T05:53:10.91 0.1 undecidable manual Pg 310 40.4262 -0.298 89
IV.CING.HHZ. 2011-10-12T05:53:10.98 0.1 undecidable manual Pg 345 40.8258 -0.274 90
IV.CESI.HHE. 2011-10-12T05:53:10.18 0.1 undecidable manual Pg 267 33.9438 -0.121 93
IV.GUMA.HHZ. 2011-10-12T05:53:10.62 0.1 undecidable manual Sg 12 4.8951 0.119 97
IV.NRCA.HHZ. 2011-10-12T05:53:09.25 0.1 undecidable manual Pg 219 26.6511 -0.1 95
IV.FDMO.HHZ. 2011-10-12T05:53:08.20 0.1 undecidable manual Pg 276 19.1697 -0.268 93
IV.TERO.HHE. 2011-10-12T05:53:08.30 10.0 undecidable manual Pg 0 0 0
GU.RRL.HHE. 2011-10-12T05:53:07.99 10.0 undecidable manual Pg 0 0 0
IV.GUMA.HHZ. 2011-10-12T05:53:07.39 0.1 undecidable manual Pg 12 4.8951 0.001 100
GU.ENR.HHN. 2011-10-12T05:53:07.55 10.0 undecidable manual Pg 0 0 0
IV.DOI.HHZ. 2011-10-12T05:53:07.15 10.0 undecidable manual Sg 0 0 0
GU.BHB.HHN. 2011-10-12T05:53:07.55 10.0 undecidable manual Pg 0 0 0
IV.DOI.HHZ. 2011-10-12T05:53:03.89 10.0 undecidable manual Pg 0 0 0
GU.PZZ.HHZ. 2011-10-12T05:53:02.29 10.0 undecidable manual Pg 0 0 0
IV.RMP.HHE. 2011-10-12T05:52:40.20 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