Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 17-12-2016 and time 17:03:23 (UTC) in region 2 km E Ussita (MC)

A magnitude ML 2.0 earthquake occured in region: 2 km E Ussita (MC), on

  • 17-12-2016 17:03:23 (UTC)
  • 17-12-2016 18:03:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9480, 13.1590 at 9 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
Ussita MC 2 444 444
Castelsantangelo sul Nera MC 6 281 725
Visso MC 6 1107 1832
Bolognola MC 8 142 1974
Acquacanina MC 9 121 2095
Fiastra MC 10 559 2654
Fiordimonte MC 11 202 2856
Preci PG 12 724 3580
Monte Cavallo MC 14 145 3725
Pieve Torina MC 14 1458 5183
Pievebovigliana MC 14 866 6049
Montemonaco AP 15 604 6653
Montefortino FM 15 1178 7831
Sarnano MC 15 3264 11095
Amandola FM 17 3629 14724
Muccia MC 18 915 15639
Norcia PG 18 4957 20596
Montegallo AP 18 523 21119
Cessapalombo MC 20 512 21631
Gualdo MC 20 815 22446
Sellano PG 20 1079 23525

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
60 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
69 Km N of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
100 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 2.0 2016-12-17
17:03:23		 42.9485 13.159 9 2016-12-17
17:18:30		 Sala Sismica INGV-Roma 36998231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-17 17:03:23 ± 0.04
Latitude 42.9485 ± 0.0018
Longitude 13.1590 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 36998231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 66
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74644
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 25
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 36998231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-17 17:18:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2016-12-17T17:04:05.99 3.0 undecidable manual S -1.68 0
IV.PIEI.HHZ. 2016-12-17T17:03:51.99 3.0 undecidable manual S 82.8504 0.36 0
IV.FIAM.HHZ. 2016-12-17T17:03:47.99 3.0 undecidable manual S -0.32 0
IV.FRON.EHZ. 2016-12-17T17:03:47.99 3.0 undecidable manual S 0.16 0
IV.FOSV.EHZ. 2016-12-17T17:03:40.74 0.3 undecidable manual S 320 50.1165 50 0.55 62
IV.TERO.HHZ. 2016-12-17T17:03:40.94 0.3 undecidable manual S 135 51.2154 50 0.48 63
IV.PIEI.HHZ. 2016-12-17T17:03:39.72 3.0 positive manual P 82.8504 0.69 0
IV.MPAG.EHZ. 2016-12-17T17:03:39.14 3.0 negative manual P 0.15 0
IV.SSFR.HHZ. 2016-12-17T17:03:35.41 3.0 negative manual P -0.23 0
IV.GIGS.HHZ. 2016-12-17T17:03:35.51 3.0 negative manual P -0.29 0
IV.CESX.HHZ. 2016-12-17T17:03:34.72 0.1 undecidable manual P 231 59.8956 50 -0.08 90
IV.T1215.EHZ. 2016-12-17T17:03:34.02 0.3 undecidable manual S 236 28.6491 107 -0.25 69
IV.T1211.EHZ. 2016-12-17T17:03:33.81 0.1 undecidable manual P 208 52.3032 50 0.19 89
IV.TERO.HHZ. 2016-12-17T17:03:33.25 0.1 undecidable manual P 135 51.2154 50 -0.19 89
IV.CING.HHZ. 2016-12-17T17:03:33.41 3.0 positive manual P 0.21 0
IV.FOSV.EHZ. 2016-12-17T17:03:33.27 0.1 undecidable manual P 320 50.1165 50 -0.02 93
IV.ATCC.EHZ. 2016-12-17T17:03:33.22 0.1 undecidable manual P 302 49.617 50 0.02 93
IV.RM33.EHZ. 2016-12-17T17:03:33.00 0.1 undecidable manual P 175 49.0176 50 -0.1 91
IV.EL6.EHZ. 2016-12-17T17:03:32.00 0.1 undecidable manual P 354 42.5241 50 -0.11 92
IV.CESI.HHZ. 2016-12-17T17:03:32.12 0.3 undecidable manual S 287 21.5673 112 0.17 71
IV.T1241.EHZ. 2016-12-17T17:03:32.88 0.6 undecidable manual S 115 24.3534 110 0.03 48
IV.LNSS.HHZ. 2016-12-17T17:03:31.57 0.1 undecidable manual P 194 39.5271 50 -0.08 93
IV.SNTG.HHZ. 2016-12-17T17:03:31.19 0.1 undecidable manual P 333 38.3283 50 -0.27 90
IV.ASSB.HHZ. 2016-12-17T17:03:31.78 0.1 undecidable manual P 285 41.9247 50 -0.24 90
IV.SMA1.EHZ. 2016-12-17T17:03:31.23 0.1 undecidable manual P 158 38.1285 50 -0.2 91
IV.CSP1.EHZ. 2016-12-17T17:03:30.37 0.6 undecidable manual S 13 16.3725 118 0.07 49
IV.T1243.HHZ. 2016-12-17T17:03:30.96 0.1 undecidable manual P 140 36.5412 50 -0.23 91
IV.T1218.EHZ. 2016-12-17T17:03:30.15 0.1 undecidable manual P 187 31.1466 106 -0.19 93
IV.T1241.EHZ. 2016-12-17T17:03:29.22 0.1 undecidable manual P 115 24.3534 110 0.17 94
IV.T1215.EHZ. 2016-12-17T17:03:29.83 0.3 positive manual P 236 28.6491 107 -0.04 72
IV.NRCA.HHZ. 2016-12-17T17:03:29.49 0.3 undecidable manual S 196 13.2756 124 0.1 73
IV.T1216.EHZ. 2016-12-17T17:03:29.50 0.3 undecidable manual S 241 13.0758 124 0.17 72
IV.MMO1.EHZ. 2016-12-17T17:03:29.93 0.6 undecidable manual S 112 14.6742 121 0.12 48
IV.T1245.HHZ. 2016-12-17T17:03:28.70 0.3 undecidable manual S 167 10.4784 130 0.09 73
IV.FEMA.HNZ. 2016-12-17T17:03:28.26 0.6 undecidable manual S 280 8.9799 135 0.03 50
IV.CESI.HHZ. 2016-12-17T17:03:28.63 0.1 undecidable manual P 287 21.5673 112 0.1 96
IV.FDMO.HHZ. 2016-12-17T17:03:28.51 0.3 undecidable manual S 329 11.3775 128 -0.34 70
IV.T1216.EHZ. 2016-12-17T17:03:27.22 0.1 positive manual P 241 13.0758 124 0.2 95
IV.MMO1.EHZ. 2016-12-17T17:03:27.48 0.1 undecidable manual P 112 14.6742 121 0.19 95
IV.T1256.HHZ. 2016-12-17T17:03:27.84 0.6 undecidable manual S 40 8.3805 136 -0.25 47
IV.CSP1.EHZ. 2016-12-17T17:03:27.72 0.1 undecidable manual P 13 16.3725 118 0.14 96
IV.NRCA.HHZ. 2016-12-17T17:03:27.12 0.1 undecidable manual P 196 13.2756 124 0.07 98
IV.FEMA.HNZ. 2016-12-17T17:03:26.49 0.1 undecidable manual P 280 8.9799 135 0.1 98
IV.MC2.EHZ. 2016-12-17T17:03:26.80 0.3 undecidable manual S 149 4.7952 152 -0.55 67
IV.FDMO.HHZ. 2016-12-17T17:03:26.71 0.1 negative manual P 329 11.3775 128 -0.03 99
IV.T1245.HHZ. 2016-12-17T17:03:26.78 0.1 negative manual P 167 10.4784 130 0.18 96
IV.T1256.HHZ. 2016-12-17T17:03:26.41 0.1 positive manual P 40 8.3805 136 0.11 98
IV.MC2.EHZ. 2016-12-17T17:03:25.84 0.1 undecidable manual P 149 4.7952 152 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.9 0.0002715 0.32 AML other m 2016-12-17T17:03:38.79
IV.ASSB.HHN. ML:1.9 0.00027749999999999997 1.3 AML other m 2016-12-17T17:03:38.84
IV.ATCC.EHN. ML:1.9 0.0002315 0.54 AML other m 2016-12-17T17:03:42.01
IV.ATCC.EHE. ML:2.0 0.000244 0.52 AML other m 2016-12-17T17:03:42.21
IV.CESI.HHN. ML:2.3 0.001375 0.4 AML other m 2016-12-17T17:03:32.89
IV.CESI.HHE. ML:2.1 0.0008194999999999999 0.7 AML other m 2016-12-17T17:03:33.67
IV.CESX.HHN. ML:1.8 0.00012509999999999998 0.28 AML other m 2016-12-17T17:03:43.93
IV.CESX.HHE. ML:1.8 0.00013000000000000002 0.36 AML other m 2016-12-17T17:03:45.82
IV.CING.HHE. ML:1.8 0.000193 0.54 AML other m 2016-12-17T17:03:42.17
IV.CING.HHN. ML:1.8 0.0001885 0.26 AML other m 2016-12-17T17:03:41.98
IV.CSP1.EHN. ML:2.1 0.0012894999999999998 0.8 AML other m 2016-12-17T17:03:32.40
IV.CSP1.EHE. ML:2.2 0.001335 0.52 AML other m 2016-12-17T17:03:32.31
IV.EL6.EHE. ML:2.1 0.0003685 1 AML other m 2016-12-17T17:03:42.46
IV.EL6.EHN. ML:2.0 0.000361 0.86 AML other m 2016-12-17T17:03:42.92
IV.FEMA.HNN. ML:2.6 0.005625 0.54 AML other m 2016-12-17T17:03:28.77
IV.FEMA.HNE. ML:2.5 0.0047799999999999995 1.04 AML other m 2016-12-17T17:03:29.93
IV.FOSV.EHE. ML:1.7 0.000135 1.16 AML other m 2016-12-17T17:03:44.20
IV.FOSV.EHN. ML:1.9 0.00019700000000000002 0.22 AML other m 2016-12-17T17:03:43.32
IV.FRON.EHN. ML:1.9 0.000129 0.46 AML other m 2016-12-17T17:03:49.00
IV.FRON.EHE. ML:1.7 0.00007549999999999999 0.78 AML other m 2016-12-17T17:03:50.68
IV.LNSS.HHN. ML:1.9 0.00027949999999999996 0.16 AML other m 2016-12-17T17:03:40.08
IV.LNSS.HHE. ML:1.9 0.0003025 0.44 AML other m 2016-12-17T17:03:40.78
IV.NRCA.HHN. ML:2.4 0.0028599999999999997 0.16 AML other m 2016-12-17T17:03:30.94
IV.NRCA.HNN. ML:2.4 0.002615 0.16 AML other m 2016-12-17T17:03:30.94
IV.NRCA.HHE. ML:2.6 0.00398 0.14 AML other m 2016-12-17T17:03:31.17
IV.NRCA.HNE. ML:2.5 0.003775 0.14 AML other m 2016-12-17T17:03:31.17
IV.PIEI.HHE. ML:1.7 0.000059499999999999996 0.28 AML other m 2016-12-17T17:03:53.79
IV.PIEI.HHN. ML:1.5 0.000044649999999999994 1.56 AML other m 2016-12-17T17:03:55.46
IV.RM33.EHE. ML:1.6 0.00011999999999999999 0.32 AML other m 2016-12-17T17:03:45.25
IV.RM33.EHN. ML:1.7 0.0001385 0.4 AML other m 2016-12-17T17:03:41.57
IV.SMA1.EHE. ML:1.9 0.0003055 0.86 AML other m 2016-12-17T17:03:43.81
IV.SMA1.EHN. ML:1.8 0.000256 0.5 AML other m 2016-12-17T17:03:46.98
IV.SNTG.HHN. ML:1.6 0.00014950000000000003 0.24 AML other m 2016-12-17T17:03:38.57
IV.SNTG.HHE. ML:1.6 0.00014150000000000002 1.02 AML other m 2016-12-17T17:03:39.04
IV.SSFR.HHN. ML:2.2 0.00029299999999999997 0.18 AML other m 2016-12-17T17:03:46.60
IV.SSFR.HHE. ML:2.1 0.00026700000000000004 0.64 AML other m 2016-12-17T17:03:46.12
IV.T1211.EHE. ML:1.7 0.000136 1.22 AML other m 2016-12-17T17:03:42.03
IV.T1211.EHN. ML:2.0 0.00025550000000000003 1.44 AML other m 2016-12-17T17:03:46.12
IV.T1215.EHE. ML:1.7 0.000268 0.4 AML other m 2016-12-17T17:03:34.62
IV.T1215.EHN. ML:1.6 0.00022 1.26 AML other m 2016-12-17T17:03:34.99
IV.T1215.HNN. ML:1.7 0.00025 1.26 AML other m 2016-12-17T17:03:34.36
IV.T1215.HNE. ML:1.7 0.000257 0.48 AML other m 2016-12-17T17:03:34.77
IV.T1216.EHN. ML:2.3 0.0024649999999999997 1.12 AML other m 2016-12-17T17:03:30.74
IV.T1216.EHE. ML:2.2 0.0017050000000000001 0.34 AML other m 2016-12-17T17:03:30.67
IV.T1218.EHN. ML:2.0 0.0005385 1.46 AML other m 2016-12-17T17:03:36.80
IV.T1218.EHE. ML:1.8 0.0002635 0.98 AML other m 2016-12-17T17:03:37.48
IV.T1241.HNE. ML:3.7 0.0285 1.58 AML other m 2016-12-17T17:03:41.03
IV.T1241.HNN. ML:3.5 0.02 1.58 AML other m 2016-12-17T17:03:41.24
IV.T1241.EHN. ML:1.8 0.00035299999999999996 0.46 AML other m 2016-12-17T17:03:36.64
IV.T1241.EHE. ML:1.8 0.00042699999999999997 0.36 AML other m 2016-12-17T17:03:34.93
IV.T1245.HHE. ML:2.4 0.003385 1.48 AML other m 2016-12-17T17:03:30.34
IV.T1245.HHN. ML:2.5 0.004475 0.28 AML other m 2016-12-17T17:03:30.10
IV.T1245.HNN. ML:2.5 0.00433 0.26 AML other m 2016-12-17T17:03:29.97
IV.T1245.HNE. ML:2.4 0.0036 0.22 AML other m 2016-12-17T17:03:29.49
IV.T1256.HNN. ML:2.3 0.002765 0.16 AML other m 2016-12-17T17:03:28.45
IV.T1256.HNE. ML:2.1 0.0019100000000000002 1.3 AML other m 2016-12-17T17:03:30.03
IV.T1256.HHE. ML:2.1 0.001845 1.3 AML other m 2016-12-17T17:03:29.38
IV.T1256.HHN. ML:2.2 0.0025949999999999997 0.16 AML other m 2016-12-17T17:03:28.45
IV.TERO.HHE. ML:2.0 0.00022349999999999998 1.52 AML other m 2016-12-17T17:03:42.01
IV.TERO.HNE. ML:1.9 0.00019 0.28 AML other m 2016-12-17T17:03:42.16
IV.TERO.HHN. ML:2.1 0.0003025 0.2 AML other m 2016-12-17T17:03:41.29
IV.TERO.HNN. ML:2.1 0.00029549999999999997 0.2 AML other m 2016-12-17T17:03:41.29
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
Waveforms Seismic signals in miniseed + resp format Download