Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 28-01-2017 and time 12:01:20 (Italy) in region 3 km S Fiordimonte (MC)

A magnitude ML 1.7 earthquake occured in region: 3 km S Fiordimonte (MC), on

  • 28-01-2017 11:01:20 (UTC)
  • 28-01-2017 12:01:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0150, 13.0980 at 1 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
Fiordimonte MC 3 202 202
Pieve Torina MC 5 1458 1660
Pievebovigliana MC 5 866 2526
Fiastra MC 5 559 3085
Acquacanina MC 7 121 3206
Monte Cavallo MC 8 145 3351
Ussita MC 9 444 3795
Muccia MC 9 915 4710
Visso MC 9 1107 5817
Bolognola MC 11 142 5959
Serravalle di Chienti MC 13 1070 7029
Camerino MC 14 6974 14003
Castelsantangelo sul Nera MC 14 281 14284
Preci PG 16 724 15008
Sarnano MC 17 3264 18272
Cessapalombo MC 17 512 18784
Caldarola MC 17 1823 20607
Camporotondo di Fiastrone MC 19 563 21170
Sefro MC 19 422 21592
Serrapetrona MC 20 966 22558
Sellano PG 20 1079 23637

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
59 Km E of Perugia (166134 inhabitants)
62 Km NE of Terni (111501 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
92 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
Reviewed
Rev100 		ML 1.7 2017-01-28
11:01:20		 43.0152 13.098 1 2017-01-28
11:06:06		 Sala Sismica INGV-Roma 39988121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-28 11:01:20 ± 0.11
Latitude 43.0152 ± 0.0054
Longitude 13.0980 ± 0.0098
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 39988121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 810
Semi-minor axis of confidence ellipse (meter) 540
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 16
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26620
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 39988121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-28 11:06:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2017-01-28T11:01:38.99 3.0 undecidable manual S -1.07 0
IV.T1218.EHZ. 2017-01-28T11:01:33.02 3.0 undecidable manual S -1.47 0
IV.T1212.EHZ. 2017-01-28T11:01:26.46 0.6 positive manual P 188 29.5482 93 -0.25 46
IV.SNTG.HHZ. 2017-01-28T11:01:26.20 1.0 undecidable manual P 334 29.4483 93 -0.5 22
IV.T1216.EHZ. 2017-01-28T11:01:26.79 0.6 undecidable manual S 205 15.2736 95 0.7 41
IV.CSP1.EHZ. 2017-01-28T11:01:25.39 0.6 undecidable manual S 45 12.1767 97 0.37 46
IV.MC2.EHZ. 2017-01-28T11:01:25.41 0.6 undecidable manual S 147 13.6752 96 -0.14 48
IV.GUMA.HHE. 2017-01-28T11:01:25.07 0.6 undecidable manual P 75 19.9689 94 0.28 46
IV.T1219.EHZ. 2017-01-28T11:01:24.19 0.6 undecidable manual S 301 8.7801 99 0.31 47
IV.T1245.HHZ. 2017-01-28T11:01:24.91 3.0 undecidable manual S 157 19.0698 94 -2.5 0
IV.MC2.EHZ. 2017-01-28T11:01:24.08 0.1 undecidable manual P 147 13.6752 96 0.54 88
IV.T1220.EHZ. 2017-01-28T11:01:24.87 0.6 undecidable manual S 356 10.5783 98 0.39 46
IV.T1216.EHZ. 2017-01-28T11:01:23.87 1.0 negative manual P 205 15.2736 95 0.02 25
IV.CSP1.EHZ. 2017-01-28T11:01:23.10 0.3 positive manual P 45 12.1767 97 -0.13 73
IV.T1245.HHZ. 2017-01-28T11:01:23.78 0.1 negative manual P 157 19.0698 94 -0.83 78
IV.T1220.EHZ. 2017-01-28T11:01:22.86 0.6 positive manual P 356 10.5783 98 -0.06 49
IV.T1219.EHZ. 2017-01-28T11:01:22.56 0.1 negative manual P 301 8.7801 99 -0.01 100
IV.FDMO.HHZ. 2017-01-28T11:01:21.39 0.3 undecidable manual S 340 2.4975 120 -0.39 70
IV.FDMO.HHZ. 2017-01-28T11:01:21.24 0.6 undecidable manual P 340 2.4975 120 -0.12 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.6 0.00008645 0.56 AML other m 2017-01-28T11:01:59.75
IV.RM33.EHE. ML:1.8 0.00014649999999999998 0.44 AML other m 2017-01-28T11:01:59.78
IV.T1220.EHE. ML:1.8 0.001004 0.88 AML other m 2017-01-28T11:01:25.17
IV.T1220.EHN. ML:1.7 0.000862 0.6 AML other m 2017-01-28T11:01:26.19
IV.T1245.HHN. ML:1.9 0.0006730000000000001 1.68 AML other m 2017-01-28T11:01:24.08
IV.T1245.HHE. ML:1.8 0.000504 1.82 AML other m 2017-01-28T11:01:24.02
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