Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 28-10-2016 and time 12:50:20 (UTC) in region 3 km W Fiastra (MC)

A magnitude ML 1.9 earthquake occured in region: 3 km W Fiastra (MC), on

  • 28-10-2016 12:50:20 (UTC)
  • 28-10-2016 14:50:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0340, 13.1250 at 9 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
Fiastra MC 3 559 559
Fiordimonte MC 3 202 761
Acquacanina MC 4 121 882
Pievebovigliana MC 5 866 1748
Pieve Torina MC 6 1458 3206
Muccia MC 8 915 4121
Bolognola MC 10 142 4263
Ussita MC 10 444 4707
Monte Cavallo MC 11 145 4852
Visso MC 12 1107 5959
Camerino MC 12 6974 12933
Cessapalombo MC 14 512 13445
Caldarola MC 14 1823 15268
Sarnano MC 14 3264 18532
Serravalle di Chienti MC 15 1070 19602
Castelsantangelo sul Nera MC 16 281 19883
Camporotondo di Fiastrone MC 16 563 20446
Serrapetrona MC 17 966 21412
Belforte del Chienti MC 17 1886 23298
San Ginesio MC 18 3498 26796
Gualdo MC 18 815 27611
Preci PG 19 724 28335
Sefro MC 19 422 28757
Pioraco MC 20 1134 29891
Amandola FM 20 3629 33520

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
60 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
79 Km N of L'Aquila (69753 inhabitants)
90 Km S of Fano (60888 inhabitants)
99 Km S of Pesaro (94582 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 1.9 2016-10-28
12:50:20		 43.0345 13.1247 9 2019-07-19
13:23:31		 Bollettino Sismico Italiano INGV 51860421
Reviewed
Rev100 		ML 1.9 2016-10-28
12:50:20		 43.0398 13.1232 10 2016-10-28
13:00:23		 Sala Sismica INGV-Roma 30813581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-28 12:50:20 ± 0.03
Latitude 43.0345 ± 0.0018
Longitude 13.1247 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51860421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 264
Semi-minor axis of confidence ellipse (meter) 105
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69877
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 51860421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-11-14 15:19:28

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 30813581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-28 13:00:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCIV.HHZ. 2016-10-28T12:50:56.99 3.0 undecidable manual S -0.49 0
IV.RM33.EHZ. 2016-10-28T12:50:39.62 0.3 undecidable manual S 173 58.7967 50 0.25 66
IV.SMA1.EHN. 2016-10-28T12:50:36.79 0.6 undecidable manual S 159 48.0186 50 0.29 45
IV.T1299.HNN. 2016-10-28T12:50:36.48 0.3 undecidable manual S 164 46.2204 50 0.45 65
IV.T1243.HHZ. 2016-10-28T12:50:36.10 0.6 undecidable manual S 145 45.8208 50 0.18 46
IV.T1204.EHZ. 2016-10-28T12:50:35.23 0.6 undecidable manual S 158 42.7239 50 0.13 47
IV.FOSV.EHZ. 2016-10-28T12:50:35.00 0.6 undecidable manual S 315 41.2254 50 0.31 45
IV.T1201.HNN. 2016-10-28T12:50:35.57 0.3 undecidable manual S 166 43.1235 50 0.38 66
IV.T1217.EHZ. 2016-10-28T12:50:34.11 0.3 undecidable manual S 204 39.1275 50 -0.01 72
IV.NARO.HHZ. 2016-10-28T12:50:34.35 1.0 negative manual P 326 77.5668 50 -0.05 22
IV.TRE1.HNE. 2016-10-28T12:50:33.24 0.6 undecidable manual S 26 34.2435 50 0.4 45
IV.CING.HHZ. 2016-10-28T12:50:33.91 0.3 undecidable manual S 9 38.2284 50 0 72
IV.MPAG.EHZ. 2016-10-28T12:50:33.68 0.1 undecidable manual P 336 72.2721 50 0.09 89
IV.PIEI.HHZ. 2016-10-28T12:50:33.80 0.6 negative manual P 320 73.1712 50 0.07 45
IV.EL6.EHE. 2016-10-28T12:50:32.25 0.6 undecidable manual S 357 32.745 50 -0.19 47
IV.T1215.EHZ. 2016-10-28T12:50:32.42 0.3 undecidable manual S 219 33.1446 50 -0.12 71
IV.CAMP.HHZ. 2016-10-28T12:50:31.47 0.3 positive manual P 157 59.9955 50 -0.22 67
IV.RM33.EHZ. 2016-10-28T12:50:31.20 0.1 undecidable manual P 173 58.7967 50 -0.31 87
IV.TERO.HHZ. 2016-10-28T12:50:31.52 0.6 negative manual P 139 60.0954 50 -0.19 45
IV.T1241.EHZ. 2016-10-28T12:50:31.79 0.3 undecidable manual S 128 31.746 50 -0.39 68
IV.ATFO.HHZ. 2016-10-28T12:50:31.49 0.6 undecidable manual P 310 57.8976 50 0.11 46
IV.ARVD.HHZ. 2016-10-28T12:50:30.79 0.3 undecidable manual P 344 53.502 50 0.09 69
IV.T1201.HNN. 2016-10-28T12:50:29.40 0.1 undecidable manual P 166 43.1235 50 0.31 90
IV.T1243.HHZ. 2016-10-28T12:50:29.50 0.3 undecidable manual P 145 45.8208 50 -0.01 71
IV.SSM1.HNE. 2016-10-28T12:50:29.01 0.6 undecidable manual S 11 21.9669 112 0.03 49
IV.GAG1.HNZ. 2016-10-28T12:50:29.59 0.6 undecidable manual S 348 23.0547 111 0.26 47
IV.LNSS.HHZ. 2016-10-28T12:50:29.61 0.6 undecidable manual P 188 48.4182 50 -0.3 45
IV.SMA1.EHN. 2016-10-28T12:50:29.61 0.1 undecidable manual P 159 48.0186 50 -0.24 91
IV.T1299.HNN. 2016-10-28T12:50:29.64 0.1 undecidable manual P 164 46.2204 50 0.07 94
IV.ATCC.EHE. 2016-10-28T12:50:29.03 0.1 undecidable manual P 293 42.624 50 0.01 96
IV.FOSV.EHZ. 2016-10-28T12:50:28.64 0.3 undecidable manual P 315 41.2254 50 -0.16 70
XO.AM05.EHZ. 2016-10-28T12:50:28.33 0.6 undecidable manual S 109 19.5693 114 0.11 49
IV.SEF1.HNN. 2016-10-28T12:50:28.06 0.6 undecidable manual S 311 18.9699 115 0.02 50
IV.TRE1.HNE. 2016-10-28T12:50:28.02 0.6 undecidable manual P 26 34.2435 50 0.29 46
IV.CESI.HHZ. 2016-10-28T12:50:28.11 0.3 undecidable manual S 260 18.1707 116 0.34 70
IV.T1217.EHZ. 2016-10-28T12:50:28.26 0.3 undecidable manual P 204 39.1275 50 -0.21 69
IV.CING.HHZ. 2016-10-28T12:50:28.37 0.3 undecidable manual P 9 38.2284 50 0.02 72
IV.T1204.EHZ. 2016-10-28T12:50:28.83 0.1 undecidable manual P 158 42.7239 50 -0.21 92
IV.MMO1.EHZ. 2016-10-28T12:50:28.89 0.3 undecidable manual S 132 22.2555 112 -0.17 72
IV.MDAR.HNN. 2016-10-28T12:50:27.34 0.6 undecidable manual S 5 17.5713 117 -0.26 47
IV.EL6.EHE. 2016-10-28T12:50:27.21 0.3 undecidable manual P 357 32.745 50 -0.29 69
IV.T1216.EHZ. 2016-10-28T12:50:27.89 0.3 undecidable manual S 208 18.0708 116 0.13 73
IV.T1215.EHZ. 2016-10-28T12:50:27.35 0.3 undecidable manual P 219 33.1446 50 -0.21 70
IV.GUMA.HHZ. 2016-10-28T12:50:27.76 0.3 undecidable manual S 80 17.3715 117 0.24 72
IV.T1241.EHZ. 2016-10-28T12:50:26.87 0.1 undecidable manual P 128 31.746 50 -0.48 88
IV.SNTG.HHZ. 2016-10-28T12:50:26.36 0.3 undecidable manual P 329 28.6491 107 -0.4 68
IV.GUMA.HHZ. 2016-10-28T12:50:25.01 0.3 undecidable manual P 80 17.3715 117 0.35 70
IV.MMO1.EHZ. 2016-10-28T12:50:25.37 0.1 undecidable manual P 132 22.2555 112 -0.18 96
XO.AM05.EHZ. 2016-10-28T12:50:25.28 0.3 undecidable manual P 109 19.5693 114 0.22 72
IV.SSM1.HNE. 2016-10-28T12:50:25.79 0.3 undecidable manual P 11 21.9669 112 0.29 70
IV.GAG1.HNZ. 2016-10-28T12:50:25.60 0.1 undecidable manual P 348 23.0547 111 -0.1 97
IV.CESI.HHZ. 2016-10-28T12:50:25.00 0.1 positive manual P 260 18.1707 116 0.2 96
IV.NRCA.HNZ. 2016-10-28T12:50:25.88 0.3 undecidable manual P 182 22.2555 112 0.31 70
IV.FEMA.HNZ. 2016-10-28T12:50:25.30 0.3 undecidable manual S 217 10.0788 132 -0.12 74
IV.MDAR.HNN. 2016-10-28T12:50:24.72 0.1 undecidable manual P 5 17.5713 117 0.01 100
IV.T1216.EHZ. 2016-10-28T12:50:24.80 0.3 undecidable manual P 208 18.0708 116 0 75
IV.SEF1.HNN. 2016-10-28T12:50:24.99 0.1 undecidable manual P 311 18.9699 115 0.03 99
IV.FEMA.HNZ. 2016-10-28T12:50:23.55 0.1 undecidable manual P 217 10.0788 132 0.1 99
IV.FDMO.HHZ. 2016-10-28T12:50:22.08 0.1 undecidable manual P 274 2.997 161 -0.56 90
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:2.3 0.0017050000000000001 0.2 AML other m 2016-10-28T12:50:28.34
XO.AM05.HNN. ML:1.7 0.00038250000000000003 1.02 AML other m 2016-10-28T12:50:28.12
XO.AM05.HNE. ML:1.7 0.000359 0.98 AML other m 2016-10-28T12:50:28.24
IV.CESI.HHN. ML:2.3 0.001715 0.2 AML other m 2016-10-28T12:50:28.88
XO.AM05.EHN. ML:1.2 0.0001217 0.08 AML other m 2016-10-28T12:50:29.10
XO.AM05.EHE. ML:2.2 0.0013050000000000002 1.26 AML other m 2016-10-28T12:50:30.68
IV.SNTG.HHE. ML:1.7 0.0002615 0.22 AML other m 2016-10-28T12:50:32.71
IV.T1241.EHN. ML:1.9 0.00035350000000000003 0.42 AML other m 2016-10-28T12:50:33.03
IV.T1241.EHE. ML:1.9 0.00032799999999999995 0.44 AML other m 2016-10-28T12:50:33.64
IV.SNTG.HHN. ML:1.7 0.000253 1.4 AML other m 2016-10-28T12:50:33.85
IV.CING.HHN. ML:1.7 0.000168 0.12 AML other m 2016-10-28T12:50:34.55
IV.CING.HHE. ML:1.9 0.00027400000000000005 0.9 AML other m 2016-10-28T12:50:35.66
IV.T1217.EHN. ML:2.1 0.00049 0.2 AML other m 2016-10-28T12:50:36.35
IV.FOSV.EHE. ML:1.9 0.00028109999999999995 0.5 AML other m 2016-10-28T12:50:36.62
IV.FOSV.EHN. ML:2.2 0.0005200000000000001 1.64 AML other m 2016-10-28T12:50:37.01
IV.T1217.EHE. ML:2.0 0.0003400000000000001 1.58 AML other m 2016-10-28T12:50:37.98
IV.ARVD.HHN. ML:1.7 0.00011445 0.56 AML other m 2016-10-28T12:50:39.57
IV.LNSS.HHE. ML:2.0 0.00029700000000000006 0.18 AML other m 2016-10-28T12:50:39.65
IV.CAMP.HHE. ML:1.8 0.00011549999999999999 0.74 AML other m 2016-10-28T12:50:40.16
IV.LNSS.HHN. ML:2.0 0.0003015 0.52 AML other m 2016-10-28T12:50:40.96
IV.CAMP.HHN. ML:1.9 0.000148 0.66 AML other m 2016-10-28T12:50:41.19
IV.ARVD.HHE. ML:1.7 0.0001325 1.16 AML other m 2016-10-28T12:50:41.18
IV.TERO.HHN. ML:2.0 0.0001875 1.72 AML other m 2016-10-28T12:50:41.10
IV.TERO.HHE. ML:2.0 0.0001955 0.86 AML other m 2016-10-28T12:50:42.04
IV.ATFO.HHE. ML:1.8 0.00012575 1 AML other m 2016-10-28T12:50:44.46
IV.ATFO.HHN. ML:1.6 0.00009645000000000001 0.52 AML other m 2016-10-28T12:50:44.58
IV.PIEI.HHE. ML:1.8 0.0000904 0.52 AML other m 2016-10-28T12:50:47.32
IV.PIEI.HHN. ML:1.6 0.00006245 1.58 AML other m 2016-10-28T12:51:07.90
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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