Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 31-12-2016 and time 17:44:13 (UTC) in region 2 km SE Fiordimonte (MC)

A magnitude ML 1.6 earthquake occured in region: 2 km SE Fiordimonte (MC), on

  • 31-12-2016 17:44:13 (UTC)
  • 31-12-2016 18:44:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0230, 13.1060 at 8 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 2 202 202
Fiastra MC 4 559 761
Pievebovigliana MC 5 866 1627
Pieve Torina MC 5 1458 3085
Acquacanina MC 6 121 3206
Muccia MC 8 915 4121
Monte Cavallo MC 9 145 4266
Ussita MC 9 444 4710
Visso MC 10 1107 5817
Bolognola MC 10 142 5959
Camerino MC 13 6974 12933
Serravalle di Chienti MC 14 1070 14003
Castelsantangelo sul Nera MC 15 281 14284
Cessapalombo MC 16 512 14796
Sarnano MC 16 3264 18060
Caldarola MC 16 1823 19883
Preci PG 17 724 20607
Camporotondo di Fiastrone MC 18 563 21170
Serrapetrona MC 19 966 22136
Sefro MC 19 422 22558
Belforte del Chienti MC 19 1886 24444
Gualdo MC 20 815 25259
San Ginesio MC 20 3498 28757
Pioraco MC 20 1134 29891

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
59 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
92 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 1.6 2016-12-31
17:44:13		 43.0233 13.106 8 2016-12-31
17:52:43		 Sala Sismica INGV-Roma 38157891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-31 17:44:13 ± 0.05
Latitude 43.0233 ± 0.0027
Longitude 13.1060 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 38157891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 424
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65920
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 23
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 38157891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-31 17:52:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2016-12-31T17:44:32.27 0.1 undecidable manual S 300 54.0015 50 0.76 75
IV.SSFR.HHZ. 2016-12-31T17:44:31.95 0.1 undecidable manual S 330 52.8027 50 0.79 75
IV.T1243.HHZ. 2016-12-31T17:44:29.14 0.1 undecidable manual S 142 45.7209 50 -0.13 92
IV.ATCC.EHZ. 2016-12-31T17:44:28.78 0.1 undecidable manual S 296 41.8248 50 0.55 84
IV.T1218.EHZ. 2016-12-31T17:44:27.47 0.3 undecidable manual S 179 39.2274 50 -0.07 71
IV.EL6.EHZ. 2016-12-31T17:44:26.06 0.1 undecidable manual S 359 33.9438 103 0.01 96
IV.PIEI.HHZ. 2016-12-31T17:44:26.86 0.1 undecidable manual P 321 73.1712 50 -0.17 86
IV.ASSB.HHZ. 2016-12-31T17:44:26.58 0.1 undecidable manual S 274 36.3414 50 -0.2 92
IV.T1241.EHZ. 2016-12-31T17:44:25.45 0.1 undecidable manual S 125 32.2455 104 -0.02 96
IV.T1214.EHZ. 2016-12-31T17:44:25.36 0.1 undecidable manual S 164 30.4473 105 0.5 87
IV.T1212.EHZ. 2016-12-31T17:44:25.04 0.1 undecidable manual S 189 30.5472 105 0.14 94
IV.SNTG.HHZ. 2016-12-31T17:44:24.52 0.1 undecidable manual S 333 28.9488 105 0.14 94
IV.SSFR.HHZ. 2016-12-31T17:44:24.01 0.1 undecidable manual P 330 52.8027 50 0.13 91
IV.T1215.EHZ. 2016-12-31T17:44:24.97 0.1 undecidable manual S 218 31.2465 104 -0.16 94
IV.MURB.HHZ. 2016-12-31T17:44:23.88 0.1 undecidable manual P 300 54.0015 50 -0.2 89
IV.SMA1.EHZ. 2016-12-31T17:44:22.72 3.0 positive manual P -0.17 0
IV.T1299.EHZ. 2016-12-31T17:44:22.98 0.1 undecidable manual P 162 45.5211 50 0.22 90
IV.NRCA.HHZ. 2016-12-31T17:44:22.16 0.1 undecidable manual S 178 21.0678 111 0.4 91
IV.LNSS.HHZ. 2016-12-31T17:44:22.63 0.1 undecidable manual P 187 46.9197 50 -0.36 87
IV.T1243.HHZ. 2016-12-31T17:44:22.34 0.1 undecidable manual P 142 45.7209 50 -0.45 86
IV.MMO1.EHZ. 2016-12-31T17:44:22.36 0.1 undecidable manual S 127 22.5552 110 0.1 96
IV.T1218.EHZ. 2016-12-31T17:44:21.49 0.1 undecidable manual P 179 39.2274 50 -0.3 90
IV.T1245.HHZ. 2016-12-31T17:44:21.89 0.1 undecidable manual S 160 19.6692 112 0.58 86
IV.ATCC.EHZ. 2016-12-31T17:44:21.94 0.1 undecidable manual P 296 41.8248 50 -0.25 90
IV.T1212.EHZ. 2016-12-31T17:44:20.10 0.1 undecidable manual P 189 30.5472 105 -0.17 94
IV.ASSB.HHZ. 2016-12-31T17:44:20.95 0.1 positive manual P 274 36.3414 50 -0.4 88
IV.T1215.EHZ. 2016-12-31T17:44:20.12 0.1 undecidable manual P 218 31.2465 104 -0.28 91
IV.SNTG.HHZ. 2016-12-31T17:44:20.04 0.1 undecidable manual P 333 28.9488 105 0.07 96
IV.T1241.EHZ. 2016-12-31T17:44:20.27 1.0 undecidable manual P 125 32.2455 104 -0.33 23
IV.T1214.EHZ. 2016-12-31T17:44:20.12 0.1 undecidable manual P 164 30.4473 105 -0.12 94
IV.EL6.EHZ. 2016-12-31T17:44:20.56 0.1 undecidable manual P 359 33.9438 103 -0.37 89
IV.MC2.EHZ. 2016-12-31T17:44:19.82 0.1 undecidable manual S 151 14.0748 120 0.24 95
IV.NRCA.HHZ. 2016-12-31T17:44:18.40 0.1 undecidable manual P 178 21.0678 111 -0.06 97
IV.MMO1.EHZ. 2016-12-31T17:44:18.51 0.1 undecidable manual P 127 22.5552 110 -0.23 94
IV.T1220.EHZ. 2016-12-31T17:44:18.41 0.1 undecidable manual S 352 9.7791 129 0.09 99
IV.T1245.HHZ. 2016-12-31T17:44:18.19 0.1 undecidable manual P 160 19.6692 112 0 99
IV.T1256.HHZ. 2016-12-31T17:44:18.34 0.1 undecidable manual S 101 9.879 129 -0.03 100
IV.T1219.EHZ. 2016-12-31T17:44:17.93 0.3 undecidable manual S 294 8.9799 132 -0.19 73
IV.MC2.EHZ. 2016-12-31T17:44:17.29 0.1 positive manual P 151 14.0748 120 0.09 98
IV.T1220.EHZ. 2016-12-31T17:44:16.49 0.1 undecidable manual P 352 9.7791 129 0.02 100
IV.T1256.HHZ. 2016-12-31T17:44:16.67 0.1 undecidable manual P 101 9.879 129 0.17 97
IV.T1219.EHZ. 2016-12-31T17:44:16.39 0.1 undecidable manual P 294 8.9799 132 0.04 100
IV.FDMO.HHZ. 2016-12-31T17:44:15.12 0.1 undecidable manual P 314 2.0979 165 -0.48 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.5 0.00013474999999999997 0.22 AML other m 2016-12-31T17:44:26.87
IV.ASSB.HHE. ML:1.4 0.00009315 0.76 AML other m 2016-12-31T17:44:27.83
IV.EL6.EHE. ML:1.4 0.0001108 1.16 AML other m 2016-12-31T17:44:28.23
IV.EL6.EHN. ML:1.5 0.00014649999999999998 0.42 AML other m 2016-12-31T17:44:27.60
IV.LNSS.HHN. ML:1.2 0.00005165 1.08 AML other m 2016-12-31T17:44:32.64
IV.LNSS.HHE. ML:1.3 0.000060899999999999996 1.58 AML other m 2016-12-31T17:44:32.07
IV.NRCA.HHE. ML:1.6 0.00030900000000000003 0.22 AML other m 2016-12-31T17:44:22.34
IV.NRCA.HHN. ML:1.5 0.0002545 0.14 AML other m 2016-12-31T17:44:22.33
IV.SNTG.HHE. ML:1.0 0.000048299999999999995 0.46 AML other m 2016-12-31T17:44:28.23
IV.SNTG.HHN. ML:1.0 0.00005115 0.56 AML other m 2016-12-31T17:44:25.68
IV.T1219.EHN. ML:2.1 0.0019399999999999999 0.24 AML other m 2016-12-31T17:44:18.22
IV.T1219.HNN. ML:2.1 0.001975 0.24 AML other m 2016-12-31T17:44:18.22
IV.T1219.HNE. ML:1.8 0.0009395 0.66 AML other m 2016-12-31T17:44:18.46
IV.T1219.EHE. ML:1.8 0.0010409999999999998 0.66 AML other m 2016-12-31T17:44:18.46
IV.T1220.HNE. ML:2.1 0.0019249999999999998 0.34 AML other m 2016-12-31T17:44:19.81
IV.T1220.EHE. ML:2.1 0.0018900000000000002 0.34 AML other m 2016-12-31T17:44:19.82
IV.T1220.HNN. ML:2.0 0.0013115000000000002 0.32 AML other m 2016-12-31T17:44:20.83
IV.T1220.EHN. ML:2.0 0.0013089999999999998 0.32 AML other m 2016-12-31T17:44:20.83
IV.T1245.HHE. ML:1.5 0.000223 0.22 AML other m 2016-12-31T17:44:24.18
IV.T1245.HHN. ML:1.5 0.000244 0.3 AML other m 2016-12-31T17:44:25.62
IV.T1256.HNN. ML:1.5 0.00041549999999999996 0.3 AML other m 2016-12-31T17:44:18.65
IV.T1256.HNE. ML:1.4 0.0003905 0.9 AML other m 2016-12-31T17:44:21.64
IV.T1256.HHE. ML:1.4 0.00033600000000000004 0.52 AML other m 2016-12-31T17:44:20.64
IV.T1256.HHN. ML:1.4 0.00038250000000000003 0.28 AML other m 2016-12-31T17:44:18.80
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