Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 17-09-2012 and time 15:04:02 (Italy) in region 6 km N Sellano (PG)

A magnitude ML 2.2 earthquake occured in region: 6 km N Sellano (PG), on

  • 17-09-2012 13:04:02 (UTC)
  • 17-09-2012 15:04:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9420, 12.9360 at 68 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sellano PG 6 1079 1079
Monte Cavallo MC 8 145 1224
Preci PG 11 724 1948
Visso MC 13 1107 3055
Cerreto di Spoleto PG 14 1075 4130
Serravalle di Chienti MC 15 1070 5200
Pieve Torina MC 15 1458 6658
Fiordimonte MC 16 202 6860
Ussita MC 17 444 7304
Trevi PG 17 8469 15773
Muccia MC 18 915 16688
Pievebovigliana MC 18 866 17554
Castelsantangelo sul Nera MC 19 281 17835
Campello sul Clitunno PG 19 2442 20277
Foligno PG 19 57155 77432
Valtopina PG 20 1398 78830
Vallo di Nera PG 20 364 79194

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Foligno (57155 inhabitants)
48 Km E of Perugia (166134 inhabitants)
48 Km NE of Terni (111501 inhabitants)
70 Km W of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
90 Km NE of Viterbo (67173 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
Reviewed
Rev100 		ML 2.3 2012-09-17
13:04:02		 42.9267 12.9227 70 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2185021
Bulletin
Rev1000 		ML 2.2 2012-09-17
13:04:02		 42.9422 12.9362 69 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 3018541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-09-17 13:04:02 ± 0.14
Latitude 42.9422 ± 0.0072
Longitude 12.9362 ± 0.0098
Depth (km) 69 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3018541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 941
Semi-minor axis of confidence ellipse (meter) 194
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 33
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.98476
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations 21
Type of magnitude ML
Reference to an origin 3018541
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:44:45

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 2185021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-09-17 13:20:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATMC.EHZ. 2012-09-17T13:04:29.65 0.3 undecidable manual S 313 82.1511 121 -0.31 62
IV.ATMI.HHZ. 2012-09-17T13:04:27.37 0.1 undecidable manual S 309 69.375 127 -0.32 84
IV.MGAB.HHZ. 2012-09-17T13:04:27.78 0.1 undecidable manual S 267 66.9774 128 0.5 80
IV.ATPI.EHZ. 2012-09-17T13:04:27.84 0.1 undecidable manual S 323 71.0733 126 -0.13 87
IV.ATBU.EHZ. 2012-09-17T13:04:27.92 0.1 undecidable manual S 332 66.9774 128 0.64 78
IV.CAMP.HHZ. 2012-09-17T13:04:26.63 0.3 undecidable manual S 139 59.2962 132 0.62 58
IV.SSFR.HHZ. 2012-09-17T13:04:26.61 0.3 undecidable manual S 347 56.1993 134 1.08 49
IV.ATVA.EHZ. 2012-09-17T13:04:26.18 0.1 undecidable manual S 306 64.5909 129 -0.69 76
IV.ATVO.HHZ. 2012-09-17T13:04:26.31 0.1 undecidable manual S 319 64.9905 129 -0.62 78
IV.ATTE.HHZ. 2012-09-17T13:04:25.50 0.1 undecidable manual S 301 55.1004 135 0.15 90
IV.EL6.EHZ. 2012-09-17T13:04:24.36 0.1 undecidable manual S 17 45.0216 141 0.47 86
IV.CESX.HHZ. 2012-09-17T13:04:24.41 0.3 undecidable manual S 218 46.7199 140 0.29 65
IV.SMA1.EHZ. 2012-09-17T13:04:24.38 0.3 undecidable manual S 137 47.4192 139 0.15 67
IV.ARRO.EHZ. 2012-09-17T13:04:23.57 0.3 undecidable manual S 199 42.624 143 0 70
IV.MOMA.HHZ. 2012-09-17T13:04:22.57 0.3 undecidable manual S 243 33.744 149 0.06 70
IV.LNSS.HHZ. 2012-09-17T13:04:22.25 0.1 undecidable manual S 167 38.5281 146 -0.82 79
IV.GUMA.HHZ. 2012-09-17T13:04:22.14 0.3 undecidable manual S 67 35.0427 148 -0.51 65
IV.ATCC.EHZ. 2012-09-17T13:04:22.78 0.1 undecidable manual S 318 36.1416 148 0.01 95
IV.NRCA.HHZ. 2012-09-17T13:04:21.75 0.1 undecidable manual S 130 18.87 162 0.56 84
IV.CRE.HHZ. 2012-09-17T13:04:21.20 0.3 undecidable manual P 314 109.3128 113 -0.38 57
IV.FDMO.HHZ. 2012-09-17T13:04:21.18 0.1 undecidable manual S 49 16.1727 165 0.16 95
IV.CESI.HHZ. 2012-09-17T13:04:20.45 0.1 undecidable manual S 340 7.3815 173 -0.2 98
IV.ATCA.HHZ. 2012-09-17T13:04:19.38 0.3 undecidable manual P 322 87.8454 119 0.21 63
IV.CAFI.HHZ. 2012-09-17T13:04:19.46 0.1 undecidable manual P 299 89.4438 119 0.11 86
IV.SACS.HHZ. 2012-09-17T13:04:18.89 0.3 undecidable manual P 263 84.0492 121 0.13 64
IV.ATMC.EHZ. 2012-09-17T13:04:18.48 0.1 undecidable manual P 313 82.1511 121 -0.08 86
IV.BADI.EHZ. 2012-09-17T13:04:18.77 0.3 undecidable manual P 319 84.249 121 -0.01 65
IV.AOI.HHZ. 2012-09-17T13:04:18.09 0.1 undecidable manual P 38 86.247 120 -0.91 64
IV.MPAG.EHZ. 2012-09-17T13:04:18.04 0.3 undecidable manual P 349 77.5668 123 -0.04 65
IV.ATBU.EHZ. 2012-09-17T13:04:17.86 0.1 undecidable manual P 332 66.9774 128 0.85 72
IV.FIAM.HHZ. 2012-09-17T13:04:17.90 0.3 undecidable manual P 169 76.2681 124 -0.04 67
IV.ATMI.HHZ. 2012-09-17T13:04:17.29 0.1 undecidable manual P 309 69.375 127 0.04 90
IV.MGAB.HHZ. 2012-09-17T13:04:17.27 0.1 undecidable manual P 267 66.9774 128 0.26 86
IV.ATPC.HHZ. 2012-09-17T13:04:17.83 0.1 undecidable manual P 327 71.1732 126 0.4 84
IV.ATPI.EHZ. 2012-09-17T13:04:17.53 0.1 undecidable manual P 323 71.0733 126 0.12 89
IV.ATVO.HHZ. 2012-09-17T13:04:16.76 0.1 undecidable manual P 319 64.9905 129 -0.05 90
IV.OFFI.HHZ. 2012-09-17T13:04:16.54 0.3 undecidable manual P 90 60.8946 131 0.12 68
IV.CAMP.HHZ. 2012-09-17T13:04:16.25 0.1 undecidable manual P 139 59.2962 132 -0.03 92
IV.SSFR.HHZ. 2012-09-17T13:04:16.18 0.1 undecidable manual P 347 56.1993 134 0.18 90
IV.ARVD.HHZ. 2012-09-17T13:04:16.33 0.3 undecidable manual P 0 61.6938 131 -0.17 66
IV.ATVA.EHZ. 2012-09-17T13:04:16.50 0.1 undecidable manual P 306 64.5909 129 -0.28 86
IV.TERO.HHZ. 2012-09-17T13:04:16.58 0.3 undecidable manual P 123 64.8906 129 -0.23 65
IV.CESX.HHZ. 2012-09-17T13:04:15.12 0.1 undecidable manual P 218 46.7199 140 -0.07 94
IV.SMA1.EHZ. 2012-09-17T13:04:15.56 0.1 undecidable manual P 137 47.4192 139 0.31 88
IV.ATTE.HHZ. 2012-09-17T13:04:15.89 0.1 undecidable manual P 301 55.1004 135 0 92
IV.GUMA.HHZ. 2012-09-17T13:04:14.26 0.1 undecidable manual P 67 35.0427 148 -0.08 94
IV.ATCC.EHZ. 2012-09-17T13:04:14.36 0.1 undecidable manual P 318 36.1416 148 -0.05 95
IV.MOMA.HHZ. 2012-09-17T13:04:14.13 0.1 undecidable manual P 243 33.744 149 -0.13 94
IV.ARRO.EHZ. 2012-09-17T13:04:14.71 0.1 undecidable manual P 199 42.624 143 -0.16 93
IV.EL6.EHZ. 2012-09-17T13:04:14.96 0.1 undecidable manual P 17 45.0216 141 -0.09 92
IV.LNSS.HHZ. 2012-09-17T13:04:14.21 0.1 undecidable manual P 167 38.5281 146 -0.37 89
IV.CESI.HHZ. 2012-09-17T13:04:13.13 0.1 undecidable manual P 340 7.3815 173 -0.05 100
IV.FDMO.HHZ. 2012-09-17T13:04:13.45 0.1 undecidable manual P 49 16.1727 165 0.05 98
IV.NRCA.HHZ. 2012-09-17T13:04:13.12 0.1 undecidable manual P 130 18.87 162 -0.37 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AOI.HHE. ML:2.3 0.0001605 1.3 AML other m 2012-09-17T13:04:30.86
IV.AOI.HHN. ML:2.3 0.00018099999999999998 0.7 AML other m 2012-09-17T13:04:31.26
IV.ARRO.EHE. ML:2.1 0.00015969999999999998 1.2 AML other m 2012-09-17T13:04:23.99
IV.ARRO.EHN. ML:2.2 0.00021849999999999997 0.22 AML other m 2012-09-17T13:04:24.96
IV.ATBU.EHE. ML:2.2 0.000149 0.52 AML other m 2012-09-17T13:04:34.31
IV.ATBU.EHN. ML:2.1 0.00012365 0.42 AML other m 2012-09-17T13:04:35.34
IV.ATCC.EHE. ML:2.2 0.0002385 0.38 AML other m 2012-09-17T13:04:24.89
IV.ATCC.EHN. ML:2.1 0.00020050000000000002 0.72 AML other m 2012-09-17T13:04:27.04
IV.ATMC.EHE. ML:2.3 0.00017649999999999998 1.34 AML other m 2012-09-17T13:04:30.84
IV.ATMC.EHN. ML:2.2 0.0001375 0.24 AML other m 2012-09-17T13:04:31.52
IV.ATPC.HHE. ML:2.2 0.0001805 0.16 AML other m 2012-09-17T13:04:33.16
IV.ATPC.HHN. ML:2.1 0.0001375 0.36 AML other m 2012-09-17T13:04:29.03
IV.ATTE.HHE. ML:2.4 0.0002985 0.3 AML other m 2012-09-17T13:04:26.32
IV.ATTE.HHN. ML:2.2 0.0001735 0.22 AML other m 2012-09-17T13:04:26.59
IV.ATVA.EHN. ML:2.2 0.00017999999999999998 0.22 AML other m 2012-09-17T13:04:26.39
IV.ATVO.HHE. ML:2.0 0.00010535 0.3 AML other m 2012-09-17T13:04:27.34
IV.CAFI.HHN. ML:2.0 0.00008165 0.6 AML other m 2012-09-17T13:04:32.15
IV.CAMP.HHE. ML:2.1 0.0001555 0.82 AML other m 2012-09-17T13:04:29.05
IV.CAMP.HHN. ML:2.2 0.0001705 0.84 AML other m 2012-09-17T13:04:27.34
IV.CESX.HHE. ML:2.1 0.000165 0.98 AML other m 2012-09-17T13:04:25.05
IV.CESX.HHN. ML:2.1 0.000178 1.18 AML other m 2012-09-17T13:04:24.87
IV.CPGN.EHN. ML:2.2 0.00009999999999999998 1.58 AML other m 2012-09-17T13:04:49.05
IV.CPGN.EHE. ML:2.1 0.00008999999999999997 1.58 AML other m 2012-09-17T13:05:26.57
IV.CRE.HHN. ML:2.3 0.0001246 0.22 AML other m 2012-09-17T13:04:35.71
IV.FDMO.HHN. ML:2.3 0.000314 0.38 AML other m 2012-09-17T13:04:24.54
IV.FSSB.HHN. ML:2.3 0.00016549999999999998 0.36 AML other m 2012-09-17T13:04:32.21
IV.FSSB.HHE. ML:2.4 0.000222 0.24 AML other m 2012-09-17T13:04:37.70
IV.LATE.HHN. ML:2.1 0.00009279999999999999 0.28 AML other m 2012-09-17T13:04:25.67
IV.LNSS.HHN. ML:2.4 0.0003945 0.42 AML other m 2012-09-17T13:04:22.63
IV.MGAB.HHE. ML:2.4 0.000273 1.16 AML other m 2012-09-17T13:04:28.05
IV.MGAB.HHN. ML:2.3 0.00019600000000000002 1.5 AML other m 2012-09-17T13:04:28.16
IV.MOMA.HHN. ML:2.5 0.00046350000000000004 0.56 AML other m 2012-09-17T13:04:23.22
IV.TERO.HHE. ML:2.0 0.00010705 0.32 AML other m 2012-09-17T13:04:27.83
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