Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 28-10-2016 and time 12:53:00 (UTC) in region 2 km E Preci (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km E Preci (PG), on

  • 28-10-2016 12:53:00 (UTC)
  • 28-10-2016 14:53:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8870, 13.0650 at 10 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
Preci PG 2 724 724
Visso MC 5 1107 1831
Castelsantangelo sul Nera MC 7 281 2112
Ussita MC 9 444 2556
Norcia PG 11 4957 7513
Sellano PG 11 1079 8592
Monte Cavallo MC 13 145 8737
Cerreto di Spoleto PG 14 1075 9812
Fiordimonte MC 17 202 10014
Pieve Torina MC 18 1458 11472
Bolognola MC 18 142 11614
Fiastra MC 18 559 12173
Acquacanina MC 18 121 12294
Cascia PG 19 3217 15511
Pievebovigliana MC 20 866 16377

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
58 Km W of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
66 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
98 Km W of Montesilvano (53738 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 1.3 2016-10-28
12:53:00		 42.8872 13.0652 10 2019-07-19
13:23:32		 Bollettino Sismico Italiano INGV 51909351
Reviewed
Rev100 		ML 1.7 2016-10-28
12:53:00		 42.8847 13.0633 10 2016-10-28
13:01:50		 Sala Sismica INGV-Roma 30813691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-28 12:53:00 ± 0.04
Latitude 42.8872 ± 0.0027
Longitude 13.0652 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51909351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 312
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 281
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45686
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 51909351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-11-16 11:17:24

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 30813691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-28 13:01:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HNZ. 2016-10-28T12:53:34.99 3.0 undecidable manual S -2.36 0
IV.LATB.EHZ. 2016-10-28T12:53:25.29 3.0 positive manual P 0.13 0
IV.RM33.EHZ. 2016-10-28T12:53:14.65 0.3 undecidable manual S 164 43.623 50 0.14 70
IV.T1211.EHZ. 2016-10-28T12:53:14.49 0.3 undecidable manual S 204 42.8238 50 0.2 69
IV.SNTG.HHZ. 2016-10-28T12:53:13.95 0.6 undecidable manual S 346 42.0246 50 -0.12 47
IV.T1243.HHZ. 2016-10-28T12:53:12.72 0.6 undecidable manual S 124 37.629 50 -0.19 46
IV.T1201.HNE. 2016-10-28T12:53:11.18 0.3 undecidable manual S 149 29.6481 50 0.42 67
IV.T1299.EHE. 2016-10-28T12:53:11.84 0.3 undecidable manual S 148 33.1446 50 0.14 71
IV.LNSS.HHZ. 2016-10-28T12:53:11.08 0.3 undecidable manual S 184 31.5462 50 -0.2 70
IV.T1241.EHZ. 2016-10-28T12:53:10.68 0.3 undecidable manual S 96 29.9478 50 -0.16 71
IV.OFFI.HHZ. 2016-10-28T12:53:09.62 0.1 undecidable manual P 84 50.7159 50 0.08 93
IV.CSP1.EHZ. 2016-10-28T12:53:09.31 0.3 undecidable manual S 26 25.3524 50 -0.31 69
IV.ATCC.EHE. 2016-10-28T12:53:09.06 0.1 undecidable manual P 314 47.8188 50 -0.04 94
IV.SNTG.HHZ. 2016-10-28T12:53:08.33 0.1 undecidable manual P 346 42.0246 50 0.12 93
IV.T1217.EHZ. 2016-10-28T12:53:08.32 0.3 undecidable manual S 209 22.2555 115 -0.4 68
IV.ARRO.EHZ. 2016-10-28T12:53:08.63 0.1 undecidable manual P 216 42.0246 50 0.43 88
IV.MMO1.EHZ. 2016-10-28T12:53:08.50 0.3 undecidable manual S 86 21.2676 116 0.09 73
IV.RM33.EHZ. 2016-10-28T12:53:08.06 0.3 undecidable manual P 164 43.623 50 -0.4 66
IV.T1211.EHZ. 2016-10-28T12:53:08.56 0.3 undecidable manual P 204 42.8238 50 0.22 69
IV.SMA1.EHZ. 2016-10-28T12:53:07.62 0.6 undecidable manual P 142 35.9418 50 0.35 45
IV.CESI.HHZ. 2016-10-28T12:53:07.52 0.3 undecidable manual S 315 18.4704 119 -0.02 75
IV.T1215.EHZ. 2016-10-28T12:53:07.15 0.3 undecidable manual S 240 18.5703 119 -0.42 68
IV.T1243.HHZ. 2016-10-28T12:53:07.31 0.3 undecidable manual P 124 37.629 50 -0.23 69
IV.T1241.EHZ. 2016-10-28T12:53:06.10 0.3 undecidable manual P 96 29.9478 50 -0.25 70
IV.LNSS.HHZ. 2016-10-28T12:53:06.30 0.6 undecidable manual P 184 31.5462 50 -0.3 46
IV.T1201.HNE. 2016-10-28T12:53:06.43 0.3 undecidable manual P 149 29.6481 50 0.13 71
IV.T1299.EHE. 2016-10-28T12:53:06.96 0.3 undecidable manual P 148 33.1446 50 0.12 71
IV.T1204.EHE. 2016-10-28T12:53:06.27 0.6 undecidable manual P 139 31.1466 50 -0.25 46
IV.FDMO.HHZ. 2016-10-28T12:53:06.49 0.3 undecidable manual S 6 16.6722 122 -0.51 67
IV.GUMA.HHZ. 2016-10-28T12:53:06.29 0.6 undecidable manual P 48 29.3484 50 0.04 49
IV.MMO1.EHZ. 2016-10-28T12:53:05.05 0.3 undecidable manual P 86 21.2676 116 0.11 73
XO.AM05.EHN. 2016-10-28T12:53:05.26 0.3 undecidable manual P 67 25.4523 50 -0.39 68
IV.FEMA.HNZ. 2016-10-28T12:53:05.10 0.3 undecidable manual S 351 8.3805 141 0.29 72
IV.CSP1.EHZ. 2016-10-28T12:53:05.77 0.3 undecidable manual P 26 25.3524 50 0.13 72
IV.T1215.EHZ. 2016-10-28T12:53:04.41 0.3 undecidable manual P 240 18.5703 119 -0.05 74
IV.NRCA.HNZ. 2016-10-28T12:53:04.46 0.1 undecidable manual S 146 7.1928 145 -0.09 100
IV.FDMO.HHZ. 2016-10-28T12:53:04.32 0.3 undecidable manual P 6 16.6722 122 0.19 72
IV.CESI.HHZ. 2016-10-28T12:53:04.60 0.1 undecidable manual P 315 18.4704 119 0.16 97
IV.T1217.EHZ. 2016-10-28T12:53:04.95 0.1 undecidable manual P 209 22.2555 115 -0.17 96
IV.FEMA.HNZ. 2016-10-28T12:53:03.23 0.3 undecidable manual P 351 8.3805 141 0.37 71
IV.T1216.EHZ. 2016-10-28T12:53:03.96 0.3 undecidable manual S 276 3.7962 160 -0.04 76
IV.T1216.EHZ. 2016-10-28T12:53:02.61 0.1 undecidable manual P 276 3.7962 160 0.21 98
IV.NRCA.HNZ. 2016-10-28T12:53:02.87 0.1 undecidable manual P 146 7.1928 145 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.4 0.000207592 0.5184 AML other m 2016-10-28T12:53:06.81
IV.NRCA.HNN. ML:2.0 0.0014827890000000002 0.0896 AML other m 2016-10-28T12:53:04.55
IV.FEMA.HNE. ML:1.3 0.00027550465 0.192 AML other m 2016-10-28T12:53:05.33
IV.FDMO.HHE. ML:1.4 0.00021131145000000001 0.1408 AML other m 2016-10-28T12:53:06.45
IV.T1215.EHE. ML:1.2 0.00013640274999999997 0.512 AML other m 2016-10-28T12:53:07.49
IV.T1215.HNE. ML:1.3 0.00014485294999999997 0.512 AML other m 2016-10-28T12:53:07.49
IV.CESI.HHN. ML:1.6 0.00035110454999999995 0.4352 AML other m 2016-10-28T12:53:07.90
IV.T1217.EHE. ML:1.1 0.0000891441 0.608 AML other m 2016-10-28T12:53:08.79
IV.T1217.HNE. ML:1.4 0.00015934205000000002 0.768 AML other m 2016-10-28T12:53:08.41
IV.RM33.EHN. ML:1.0 0.00003339689 1.4016 AML other m 2016-10-28T12:53:14.76
IV.SNTG.HHN. ML:1.2 0.00005205905 2.336 AML other m 2016-10-28T12:53:14.45
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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