Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 30-10-2016 and time 05:00:37 (UTC) in region 4 km SW Monte Cavallo (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Monte Cavallo (MC), on

  • 30-10-2016 05:00:37 (UTC)
  • 30-10-2016 06:00:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9680, 12.9770 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
Monte Cavallo MC 4 145 145
Sellano PG 10 1079 1224
Visso MC 10 1107 2331
Pieve Torina MC 11 1458 3789
Preci PG 11 724 4513
Serravalle di Chienti MC 12 1070 5583
Fiordimonte MC 12 202 5785
Ussita MC 14 444 6229
Pievebovigliana MC 14 866 7095
Muccia MC 14 915 8010
Fiastra MC 17 559 8569
Castelsantangelo sul Nera MC 17 281 8850
Cerreto di Spoleto PG 17 1075 9925
Acquacanina MC 18 121 10046
Sefro MC 20 422 10468

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
53 Km NE of Terni (111501 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
98 Km S of Fano (60888 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 1.2 2016-10-30
05:00:37		 42.9685 12.9768 10 2019-02-12
14:03:09		 Bollettino Sismico Italiano INGV 41432281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-30 05:00:37 ± 0.04
Latitude 42.9685 ± 0.0018
Longitude 12.9768 ± 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 41432281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 321
Semi-minor axis of confidence ellipse (meter) 238
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.36872
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 41432281
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-02-21 15:32:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2016-10-30T05:00:51.24 0.6 undecidable manual S 173 40.9257 50 -0.06 48
IV.ATCC.EHZ. 2016-10-30T05:00:50.40 0.6 undecidable manual S 311 36.3414 50 0.3 46
IV.SNTG.HHZ. 2016-10-30T05:00:48.85 0.6 undecidable manual S 355 31.9458 50 -0.06 49
IV.GUMA.HHZ. 2016-10-30T05:00:48.99 0.6 undecidable manual S 70 30.8469 50 0.35 46
XO.AM05.EHZ. 2016-10-30T05:00:48.13 0.6 undecidable manual S 88 30.5472 50 -0.41 45
IV.T1217.EHZ. 2016-10-30T05:00:48.00 0.6 undecidable manual S 187 28.749 50 -0.05 49
IV.T1215.EHZ. 2016-10-30T05:00:45.54 0.6 undecidable manual S 206 20.4684 116 -0.13 49
IV.ATCC.EHZ. 2016-10-30T05:00:45.03 0.3 undecidable manual P 311 36.3414 50 0.16 71
IV.T1256.HHZ. 2016-10-30T05:00:45.52 0.6 undecidable manual S 78 20.6682 116 -0.2 48
IV.LNSS.HHZ. 2016-10-30T05:00:45.44 0.1 undecidable manual P 173 40.9257 50 -0.13 94
IV.T1245.HHZ. 2016-10-30T05:00:45.94 0.6 undecidable manual S 126 21.1677 116 0.05 50
IV.SEF1.HNN. 2016-10-30T05:00:45.39 0.6 undecidable manual S 353 19.9689 117 -0.11 49
IV.SNTG.HHZ. 2016-10-30T05:00:44.10 0.3 undecidable manual P 355 31.9458 50 -0.09 73
IV.GUMA.HHZ. 2016-10-30T05:00:44.14 0.1 undecidable manual P 70 30.8469 50 0.11 96
XO.AM05.EHZ. 2016-10-30T05:00:44.19 0.6 undecidable manual P 88 30.5472 50 0.22 47
IV.T1217.EHZ. 2016-10-30T05:00:43.54 0.3 undecidable manual P 187 28.749 50 -0.15 72
IV.T1215.EHZ. 2016-10-30T05:00:42.34 0.1 undecidable manual P 206 20.4684 116 0.03 100
IV.T1216.EHZ. 2016-10-30T05:00:42.49 0.3 undecidable manual S 158 9.2796 138 -0.02 76
IV.T1256.HHZ. 2016-10-30T05:00:42.29 0.3 undecidable manual P 78 20.6682 116 -0.06 74
IV.FDMO.HHZ. 2016-10-30T05:00:42.92 0.6 undecidable manual S 50 11.6772 131 -0.2 49
IV.T1245.HHZ. 2016-10-30T05:00:42.44 0.3 undecidable manual P 126 21.1677 116 0 75
IV.FEMA.HNE. 2016-10-30T05:00:41.94 0.6 undecidable manual S 97 5.994 150 0.11 50
IV.SEF1.HNN. 2016-10-30T05:00:41.80 0.3 undecidable manual P 353 19.9689 117 -0.41 69
IV.FDMO.HHZ. 2016-10-30T05:00:40.95 0.1 undecidable manual P 50 11.6772 131 0.11 100
IV.FEMA.HNE. 2016-10-30T05:00:40.38 0.1 undecidable manual P 97 5.994 150 0.28 97
IV.T1216.EHZ. 2016-10-30T05:00:40.61 0.1 undecidable manual P 158 9.2796 138 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:0.5 0.0000159385715 0.08 AML other m 2016-10-30T05:00:50.56
XO.AM05.HNE. ML:1.0 0.000044841892 0.1216 AML other m 2016-10-30T05:00:50.72
IV.FDMO.HHN. ML:1.4 0.0003201147 0.1184 AML other m 2016-10-30T05:00:43.11
IV.FDMO.HHE. ML:1.4 0.00026457675 0.2208 AML other m 2016-10-30T05:00:43.17
IV.GUMA.HNN. ML:1.6 0.000211638535 0.2816 AML other m 2016-10-30T05:00:49.23
IV.LNSS.HHE. ML:1.2 0.000053109575 0.16 AML other m 2016-10-30T05:00:51.84
IV.LNSS.HHN. ML:1.3 0.00007180001 0.1408 AML other m 2016-10-30T05:00:51.71
IV.SNTG.HHN. ML:1.2 0.00006542132 0.1024 AML other m 2016-10-30T05:00:49.25
IV.SNTG.HHE. ML:1.0 0.000047240665 0.0992 AML other m 2016-10-30T05:00:49.24
IV.T1215.EHE. ML:0.9 0.00005398600000000009 0.08 AML other m 2016-10-30T05:00:46.58
IV.T1215.HNN. ML:0.9 0.00005878304999999999 0.064 AML other m 2016-10-30T05:00:46.12
IV.T1215.EHN. ML:1.0 0.000062577365 0.064 AML other m 2016-10-30T05:00:45.77
IV.T1216.EHN. ML:1.3 0.00024792802499999997 0.112 AML other m 2016-10-30T05:00:43.65
IV.T1216.EHE. ML:1.2 0.00022145800000000003 0.08 AML other m 2016-10-30T05:00:42.57
IV.T1217.EHE. ML:1.0 0.00004849200000000001 0.176 AML other m 2016-10-30T05:00:48.15
IV.T1217.EHN. ML:1.2 0.00007760250000000012 0.192 AML other m 2016-10-30T05:00:48.62
IV.T1245.HHN. ML:1.9 0.0005147905500000001 0.2208 AML other m 2016-10-30T05:00:49.97
IV.T1245.HHE. ML:1.7 0.00031584979999999994 0.2592 AML other m 2016-10-30T05:00:49.79
IV.T1256.HNE. ML:1.4 0.0001899316 0.16 AML other m 2016-10-30T05:00:48.20
IV.T1256.HHN. ML:1.4 0.00018880865000000003 0.1792 AML other m 2016-10-30T05:00:48.18
IV.T1256.HHE. ML:1.4 0.00016548390000000002 0.1408 AML other m 2016-10-30T05:00:48.28
IV.T1256.HNN. ML:1.5 0.00020430005000000002 0.1984 AML other m 2016-10-30T05:00:48.18
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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