Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 28-01-2017 and time 16:54:36 (Italy) in region 3 km NE Monte Cavallo (MC)

A magnitude ML 1.1 earthquake occured in region: 3 km NE Monte Cavallo (MC), on

  • 28-01-2017 15:54:36 (UTC)
  • 28-01-2017 16:54:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0060, 13.0310 at 0 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 3 145 145
Pieve Torina MC 5 1458 1603
Fiordimonte MC 6 202 1805
Pievebovigliana MC 8 866 2671
Muccia MC 9 915 3586
Visso MC 10 1107 4693
Serravalle di Chienti MC 10 1070 5763
Fiastra MC 11 559 6322
Ussita MC 11 444 6766
Acquacanina MC 12 121 6887
Preci PG 14 724 7611
Camerino MC 15 6974 14585
Sellano PG 15 1079 15664
Castelsantangelo sul Nera MC 16 281 15945
Bolognola MC 16 142 16087
Sefro MC 17 422 16509
Pioraco MC 20 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
100 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 1.1 2017-01-28
15:54:36		 43.0065 13.0307 0 2017-01-28
16:06:00		 Sala Sismica INGV-Roma 40005411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-28 15:54:36 ± 0.17
Latitude 43.0065 ± 0.0081
Longitude 13.0307 ± 0.0123
Depth (km) 0 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 40005411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1040
Semi-minor axis of confidence ellipse (meter) 920
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 113
Circular confidence region, given by single value of horizontal uncertainty (meter) 1040.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23652
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 40005411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-28 16:06:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SACS.HHZ. 2017-01-28T15:55:05.85 3.0 undecidable manual S -0.57 0
IV.T1299.EHZ. 2017-01-28T15:54:54.12 3.0 undecidable manual S 0 0
IV.CSP1.EHZ. 2017-01-28T15:54:42.88 0.6 undecidable manual S 56 16.9719 91 0 51
IV.MC2.EHZ. 2017-01-28T15:54:42.03 0.3 undecidable manual S 129 16.6722 91 -0.72 63
IV.T1215.EHZ. 2017-01-28T15:54:42.57 0.1 undecidable manual P 210 26.2515 91 0.33 93
IV.CSP1.EHZ. 2017-01-28T15:54:41.28 0.1 undecidable manual P 56 16.9719 91 0.89 78
IV.MC2.EHZ. 2017-01-28T15:54:40.17 0.1 undecidable manual P 129 16.6722 91 -0.14 99
IV.T1216.EHZ. 2017-01-28T15:54:40.21 0.1 undecidable manual P 184 12.876 91 0.64 87
IV.FDMO.HHZ. 2017-01-28T15:54:39.08 0.3 undecidable manual S 54 5.6943 93 0.12 76
IV.T1219.EHZ. 2017-01-28T15:54:39.36 0.6 undecidable manual S 339 5.8941 93 0.34 48
IV.T1220.EHZ. 2017-01-28T15:54:39.36 0.1 undecidable manual P 22 12.4764 91 -0.12 100
IV.CESI.HHZ. 2017-01-28T15:54:38.43 0.1 undecidable manual P 269 10.1787 92 -0.61 89
IV.FDMO.HHZ. 2017-01-28T15:54:37.79 0.1 undecidable manual P 54 5.6943 93 -0.33 97
IV.T1219.EHZ. 2017-01-28T15:54:37.93 0.1 undecidable manual P 339 5.8941 93 -0.23 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.0 0.00005540716 0.3584 AML other m 2017-01-28T15:54:39.28
IV.FDMO.HHN. ML:0.0 0.0000468915 0.4224 AML other m 2017-01-28T15:54:39.30
IV.T1216.EHE. ML:0.0 0.00008845 0.34 AML other m 2017-01-28T15:54:42.26
IV.T1216.EHN. ML:0.9 0.00010875000000000001 1 AML other m 2017-01-28T15:54:42.58
IV.T1218.EHN. ML:1.3 0.00007545 1.18 AML other m 2017-01-28T15:54:52.91
IV.T1218.EHE. ML:1.2 0.00005776750355 0.384 AML other m 2017-01-28T15:54:52.84
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