Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 17-12-2016 and time 22:49:42 (Italy) in region 3 km SE Fiordimonte (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km SE Fiordimonte (MC), on

  • 17-12-2016 21:49:42 (UTC)
  • 17-12-2016 22:49:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0260, 13.1180 at 10 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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
Fiastra MC 3 559 761
Acquacanina MC 5 121 882
Pievebovigliana MC 5 866 1748
Pieve Torina MC 6 1458 3206
Muccia MC 9 915 4121
Ussita MC 9 444 4565
Bolognola MC 10 142 4707
Monte Cavallo MC 10 145 4852
Visso MC 11 1107 5959
Camerino MC 13 6974 12933
Serravalle di Chienti MC 14 1070 14003
Castelsantangelo sul Nera MC 15 281 14284
Cessapalombo MC 15 512 14796
Sarnano MC 15 3264 18060
Caldarola MC 15 1823 19883
Camporotondo di Fiastrone MC 17 563 20446
Preci PG 18 724 21170
Serrapetrona MC 18 966 22136
Belforte del Chienti MC 18 1886 24022
Gualdo MC 19 815 24837
San Ginesio MC 19 3498 28335
Sefro MC 19 422 28757

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)
64 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Fano (60888 inhabitants)
100 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
Reviewed
Rev100 		ML 1.5 2016-12-17
21:49:42		 43.0257 13.1185 10 2016-12-17
21:58:21		 Sala Sismica INGV-Roma 37018011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-17 21:49:42 ± 0.09
Latitude 43.0257 ± 0.0036
Longitude 13.1185 ± 0.0037
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 37018011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 412
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28419
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 37018011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-17 21:58:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1241.EHZ. 2016-12-17T21:49:54.29 0.6 undecidable manual S 126 31.5462 50 0.11 48
IV.GUMA.HHZ. 2016-12-17T21:49:50.40 0.6 undecidable manual S 77 18.0708 118 0.33 47
IV.T1245.HHZ. 2016-12-17T21:49:50.48 0.6 undecidable manual S 163 19.5693 116 -0.07 50
IV.T1216.EHZ. 2016-12-17T21:49:49.79 0.6 undecidable manual S 208 16.9719 120 0.03 50
IV.T1241.EHZ. 2016-12-17T21:49:49.13 1.0 undecidable manual P 126 31.5462 50 -0.31 23
IV.SNTG.HHZ. 2016-12-17T21:49:49.03 3.0 undecidable manual P -0.02 0
IV.CESI.HHZ. 2016-12-17T21:49:49.99 0.6 undecidable manual S 263 17.4714 119 0.09 50
IV.MC2.EHZ. 2016-12-17T21:49:48.83 0.6 undecidable manual S 156 13.875 125 -0.01 51
IV.CESI.HHZ. 2016-12-17T21:49:47.04 0.1 undecidable manual P 263 17.4714 119 0.07 100
IV.GUMA.HHZ. 2016-12-17T21:49:47.24 0.6 positive manual P 77 18.0708 118 0.17 49
IV.T1245.HHZ. 2016-12-17T21:49:47.13 1.0 negative manual P 163 19.5693 116 -0.21 24
IV.MC2.EHZ. 2016-12-17T21:49:46.27 0.6 positive manual P 156 13.875 125 -0.09 50
IV.T1216.EHZ. 2016-12-17T21:49:46.93 0.6 positive manual P 208 16.9719 120 0.04 50
IV.CSP1.EHZ. 2016-12-17T21:49:45.51 0.1 positive manual P 44 10.1787 134 -0.26 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.8 0.000215 0.28 AML other m 2016-12-17T21:49:56.17
IV.ASSB.HHN. ML:1.6 0.0001375 0.16 AML other m 2016-12-17T21:49:56.83
IV.ATCC.EHE. ML:1.7 0.00015610000000000003 0.56 AML other m 2016-12-17T21:49:58.17
IV.ATCC.EHN. ML:1.5 0.0000976 0.96 AML other m 2016-12-17T21:49:58.83
IV.CESI.HHN. ML:1.5 0.00027949999999999996 0.22 AML other m 2016-12-17T21:49:50.30
IV.CESI.HHE. ML:1.6 0.00030649999999999997 0.24 AML other m 2016-12-17T21:49:50.21
IV.CSP1.EHE. ML:1.4 0.00032900000000000003 1.32 AML other m 2016-12-17T21:49:48.06
IV.CSP1.EHN. ML:1.6 0.00047 0.82 AML other m 2016-12-17T21:49:48.95
IV.EL6.EHE. ML:1.4 0.00010075000000000001 0.88 AML other m 2016-12-17T21:49:55.43
IV.EL6.EHN. ML:1.5 0.00014000000000000001 1.36 AML other m 2016-12-17T21:49:57.08
IV.GUMA.HHN. ML:1.7 0.000391 0.52 AML other m 2016-12-17T21:49:50.77
IV.GUMA.HHE. ML:1.8 0.0004775 0.66 AML other m 2016-12-17T21:49:54.46
IV.SNTG.HHE. ML:0.9 0.00004215 0.28 AML other m 2016-12-17T21:49:56.14
IV.SNTG.HHN. ML:1.1 0.0000621 0.72 AML other m 2016-12-17T21:49:55.25
IV.T1216.EHN. ML:1.7 0.00047999999999999996 0.22 AML other m 2016-12-17T21:49:49.94
IV.T1216.EHE. ML:1.6 0.00038149999999999995 0.26 AML other m 2016-12-17T21:49:50.21
IV.T1256.HHE. ML:1.5 0.0004285 0.34 AML other m 2016-12-17T21:49:48.35
IV.T1256.HHN. ML:1.5 0.00040449999999999997 1.12 AML other m 2016-12-17T21:49:47.46
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