Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 24-09-2011 and time 06:37:43 (UTC) in region 1 km SW Falerone (FM)

A magnitude ML 2.5 earthquake occured in region: 1 km SW Falerone (FM), on

  • 24-09-2011 06:37:43 (UTC)
  • 24-09-2011 08:37:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1060, 13.4700 at 26 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
Falerone FM 1 3337 3337
Monte Vidon Corrado FM 2 731 4068
Servigliano FM 3 2336 6404
Montappone FM 3 1682 8086
Massa Fermana FM 5 963 9049
Belmonte Piceno FM 6 646 9695
Sant'Angelo in Pontano MC 6 1436 11131
Montegiorgio FM 6 6851 17982
Penna San Giovanni MC 7 1108 19090
Loro Piceno MC 8 2401 21491
Monteleone di Fermo FM 8 395 21886
Monsampietro Morico FM 8 659 22545
Monte San Martino MC 9 765 23310
Mogliano MC 9 4696 28006
Ripe San Ginesio MC 9 852 28858
Santa Vittoria in Matenano FM 10 1330 30188
Magliano di Tenna FM 10 1452 31640
Montottone FM 11 979 32619
Grottazzolina FM 11 3398 36017
Montelparo FM 11 778 36795
Colmurano MC 11 1263 38058
Francavilla d'Ete FM 11 964 39022
Smerillo FM 11 365 39387
Gualdo MC 11 815 40202
Rapagnano FM 12 2145 42347
San Ginesio MC 12 3498 45845
Monte Rinaldo FM 13 379 46224
Urbisaglia MC 13 2628 48852
Petriolo MC 13 1998 50850
Montefalcone Appennino FM 13 424 51274
Monte Giberto FM 13 801 52075
Monte San Pietrangeli FM 13 2458 54533
Ortezzano FM 14 774 55307
Torre San Patrizio FM 14 2048 57355
Monte Vidon Combatte FM 15 433 57788
Ponzano di Fermo FM 15 1674 59462
Sarnano MC 16 3264 62726
Petritoli FM 16 2335 65061
Force AP 16 1354 66415
Corridonia MC 16 15430 81845
Amandola FM 17 3629 85474
Camporotondo di Fiastrone MC 17 563 86037
Comunanza AP 17 3166 89203
Cessapalombo MC 17 512 89715
Montalto delle Marche AP 17 2122 91837
Montedinove AP 18 488 92325
Monte San Giusto MC 18 8191 100516
Rotella AP 18 906 101422
Tolentino MC 19 20069 121491
Carassai AP 19 1100 122591
Montegranaro FM 20 12990 135581
Monte Urano FM 20 8353 143934
Belforte del Chienti MC 20 1886 145820

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NW of Teramo (54892 inhabitants)
57 Km S of Ancona (100861 inhabitants)
64 Km E of Foligno (57155 inhabitants)
84 Km N of L'Aquila (69753 inhabitants)
86 Km NW of Montesilvano (53738 inhabitants)
88 Km E of Perugia (166134 inhabitants)
90 Km SE of Fano (60888 inhabitants)
90 Km NE of Terni (111501 inhabitants)
94 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 2.5
ML 2.5 		2011-09-24
06:37:43		 43.106 13.47 26 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1290109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-09-24 06:37:43 ± 0.21
Latitude 43.1060 ± 0.0072
Longitude 13.4700 ± 0.0123
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1290109

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1132
Semi-minor axis of confidence ellipse (meter) 261
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.67
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.11696
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1290109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:32:45

Md:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1290109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:32:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELB.HHZ. 2011-09-24T06:38:30.02 10.0 undecidable manual Pg 0 0 0
IV.T0502.EHZ. 2011-09-24T06:38:20.12 10.0 undecidable manual Sg 0 0 0
IV.PESA.HHE. 2011-09-24T06:38:18.26 10.0 undecidable manual Pg 0 0 0
IV.VMG.SHZ. 2011-09-24T06:38:16.55 10.0 undecidable manual Pg 0 0 0
IV.ATPC.HHZ. 2011-09-24T06:38:12.46 0.1 undecidable manual Sg 297 91.7415 1.553 50
IV.T0104.HHN. 2011-09-24T06:38:11.11 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHZ. 2011-09-24T06:38:11.39 0.1 undecidable manual Sg 303 89.244 1.137 63
IV.CESX.HHE. 2011-09-24T06:38:11.81 10.0 undecidable manual Sg 0 0 0
IV.ATVO.HHZ. 2011-09-24T06:38:11.40 0.1 undecidable manual Sg 290 91.1421 0.629 79
IV.SFI.EHZ. 2011-09-24T06:38:11.93 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHN. 2011-09-24T06:38:10.10 10.0 undecidable manual Pg 0 0 0
IV.MPAG.EHZ. 2011-09-24T06:38:09.98 0.1 undecidable manual Sg 316 81.4518 1.739 45
IV.MURB.HHZ. 2011-09-24T06:38:08.34 0.1 undecidable manual Sg 283 78.366 0.911 72
IV.T0502.EHZ. 2011-09-24T06:38:08.38 10.0 undecidable manual Pg 0 0 0
IV.SENI.EHE. 2011-09-24T06:38:07.36 10.0 undecidable manual Pg 0 0 0
IV.FRON.EHZ. 2011-09-24T06:38:07.24 0.1 undecidable manual Sg 307 75.369 0.583 83
IV.MGAB.HHN. 2011-09-24T06:38:06.53 10.0 undecidable manual Pg 0 0 0
IV.SSFR.HHN. 2011-09-24T06:38:05.24 0.1 undecidable manual Sg 304 66.4779 0.89 74
IV.LNSS.HHZ. 2011-09-24T06:38:04.73 0.3 undecidable manual Sg 212 65.8896 0.542 64
IV.CAFI.HHE. 2011-09-24T06:38:04.98 0.6 undecidable manual Pg 282 123.987 0.698 36
IV.ATCC.EHZ. 2011-09-24T06:38:04.77 0.1 undecidable manual Sg 278 67.6767 0.105 94
IV.CPGN.EHZ. 2011-09-24T06:38:04.73 10.0 undecidable manual Pg 0 0 0
IV.CAMP.HHZ. 2011-09-24T06:38:04.75 0.1 undecidable manual Sg 184 63.492 1.172 65
IV.ARVD.HHZ. 2011-09-24T06:38:03.48 0.1 undecidable manual Sg 316 60.8946 0.571 85
IV.PARC.HHE. 2011-09-24T06:38:02.95 0.3 undecidable manual Pg 302 116.0949 -0.119 64
IV.ATMC.EHZ. 2011-09-24T06:38:02.34 0.6 undecidable manual Pg 291 109.8123 0.223 42
IV.SMA1.EHZ. 2011-09-24T06:38:01.53 0.1 undecidable manual Sg 192 53.9016 0.385 91
IV.TERO.HHZ. 2011-09-24T06:38:01.88 0.1 undecidable manual Sg 168 54.7008 0.526 88
IV.BADI.EHZ. 2011-09-24T06:38:01.75 0.3 undecidable manual Pg 295 108.5136 -0.174 64
IV.CESX.HHE. 2011-09-24T06:38:00.55 10.0 undecidable manual Pg 0 0 0
IV.AOI.HHZ. 2011-09-24T06:38:00.85 0.1 undecidable manual Sg 12 50.4162 0.589 86
IV.ATPC.HHZ. 2011-09-24T06:37:59.10 0.1 undecidable manual Pg 297 91.7415 -0.265 87
IV.CESI.HHE. 2011-09-24T06:37:59.38 0.1 undecidable manual Sg 256 47.1195 -0.082 98
IV.ATTE.HHZ. 2011-09-24T06:37:58.15 0.1 undecidable manual Pg 277 90.8424 -1.091 64
IV.NRCA.HHN. 2011-09-24T06:37:58.11 0.1 undecidable manual Sg 224 41.8248 -0.05 100
IV.ATVO.HHZ. 2011-09-24T06:37:58.90 0.1 undecidable manual Pg 290 91.1421 -0.386 85
IV.SNTG.HHN. 2011-09-24T06:37:58.67 0.1 undecidable manual Sg 291 45.8208 -0.474 91
IV.VCEL.EHZ. 2011-09-24T06:37:58.59 0.3 undecidable manual Pg 159 84.5487 0.306 66
IV.PIEI.HHZ. 2011-09-24T06:37:58.42 0.1 undecidable manual Pg 303 89.244 -0.567 81
IV.FSSB.HHZ. 2011-09-24T06:37:58.52 0.1 undecidable manual Pg 320 85.7475 0.055 92
IV.MURB.HHZ. 2011-09-24T06:37:57.13 0.1 undecidable manual Pg 283 78.366 -0.225 90
IV.MPAG.EHZ. 2011-09-24T06:37:57.38 0.1 undecidable manual Pg 316 81.4518 -0.444 85
IV.FRON.EHZ. 2011-09-24T06:37:56.62 0.1 undecidable manual Pg 307 75.369 -0.292 89
IV.ATCC.EHZ. 2011-09-24T06:37:55.40 0.1 undecidable manual Pg 278 67.6767 -0.36 89
IV.SSFR.HHN. 2011-09-24T06:37:55.10 0.1 undecidable manual Pg 304 66.4779 -0.479 87
IV.FDMO.HHZ. 2011-09-24T06:37:55.08 0.1 undecidable manual Sg 256 31.9458 -0.784 83
IV.LNSS.HHZ. 2011-09-24T06:37:55.32 0.1 undecidable manual Pg 212 65.8896 -0.165 93
IV.ARVD.HHZ. 2011-09-24T06:37:54.24 0.1 undecidable manual Pg 316 60.8946 -0.507 87
IV.CAMP.HHZ. 2011-09-24T06:37:54.97 0.1 undecidable manual Pg 184 63.492 -0.162 94
IV.AOI.HHZ. 2011-09-24T06:37:53.12 0.1 undecidable manual Pg 12 50.4162 -0.098 97
IV.SMA1.EHZ. 2011-09-24T06:37:53.50 0.1 undecidable manual Pg 192 53.9016 -0.227 94
IV.TERO.HHZ. 2011-09-24T06:37:53.67 0.1 undecidable manual Pg 168 54.7008 -0.18 95
IV.CESI.HHE. 2011-09-24T06:37:52.49 0.1 undecidable manual Pg 256 47.1195 -0.267 95
IV.SNTG.HHN. 2011-09-24T06:37:52.01 0.1 undecidable manual Pg 291 45.8208 -0.563 88
IV.GUMA.HHZ. 2011-09-24T06:37:51.50 0.3 undecidable manual Sg 246 11.877 -0.711 66
IV.NRCA.HHN. 2011-09-24T06:37:51.73 0.1 undecidable manual Pg 224 41.8248 -0.274 95
IV.OFFI.HHZ. 2011-09-24T06:37:51.00 0.1 undecidable manual Pg 137 25.8519 1.072 73
IV.FDMO.HHZ. 2011-09-24T06:37:50.13 0.1 undecidable manual Pg 256 31.9458 -0.548 91
IV.CING.HHE. 2011-09-24T06:37:50.77 0.1 undecidable manual Pg 324 37.2294 -0.602 88
IV.GUMA.HHZ. 2011-09-24T06:37:48.08 0.1 undecidable manual Pg 246 11.877 -0.49 96
IV.TOLF.HHE. 2011-09-24T06:37:20.70 10.0 undecidable manual Pg 0 0 0
IV.GALF.HHZ. 2011-09-24T06:37:06.73 10.0 undecidable manual Pg 0 0 0
IV.PTF.SHN. 2011-09-24T06:36:47.15 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