Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 12-12-2016 and time 06:55:46 (Italy) in region 6 km S Castelsantangelo sul Nera (MC)

A magnitude ML 1.4 earthquake occured in region: 6 km S Castelsantangelo sul Nera (MC), on

  • 12-12-2016 05:55:46 (UTC)
  • 12-12-2016 06:55:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8430, 13.1330 at 16 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
Castelsantangelo sul Nera MC 6 281 281
Norcia PG 6 4957 5238
Preci PG 9 724 5962
Visso MC 11 1107 7069
Ussita MC 11 444 7513
Arquata del Tronto AP 16 1178 8691
Montegallo AP 16 523 9214
Cascia PG 17 3217 12431
Montemonaco AP 17 604 13035
Sellano PG 18 1079 14114
Cerreto di Spoleto PG 18 1075 15189
Bolognola MC 19 142 15331
Accumoli RI 19 667 15998
Monte Cavallo MC 20 145 16143

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
51 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
59 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km W of Pescara (121014 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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 1.4 2016-12-12
05:55:46		 42.8433 13.1333 16 2016-12-12
06:05:06		 Sala Sismica INGV-Roma 36439531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-12 05:55:46 ± 0.19
Latitude 42.8433 ± 0.0108
Longitude 13.1333 ± 0.0123
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 36439531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1180
Semi-minor axis of confidence ellipse (meter) 491
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 166
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 36439531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-12 06:05:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.BOSI.HHZ. 2016-12-12T05:57:31.99 3.0 undecidable manual Sg 18.870001 0
IV.TDS.HHZ. 2016-12-12T05:57:24.99 3.0 undecidable manual Sn -6.44 0
IV.ORI.HHZ. 2016-12-12T05:57:21.99 3.0 undecidable manual Sn -4.2 0
IV.SPS2.HHZ. 2016-12-12T05:56:56.06 3.0 negative manual Pg 12.51 0
IV.LEOD.HNZ. 2016-12-12T05:56:54.99 3.0 undecidable manual Sn -1.34 0
IV.LIK.EHZ.01 2016-12-12T05:56:30.99 3.0 undecidable manual Sg 4.36 0
IV.BDI.HHZ. 2016-12-12T05:56:26.99 3.0 undecidable manual Sn 1.12 0
IV.GIUL.HHZ. 2016-12-12T05:56:15.99 3.0 undecidable manual Sn -6.28 0
IV.VAGA.HHZ. 2016-12-12T05:56:11.05 3.0 undecidable manual Pg 2.95 0
IV.EL6.EHZ. 2016-12-12T05:55:57.24 3.0 negative manual Pg 4.35 0
IV.T1218.EHZ. 2016-12-12T05:55:56.52 3.0 undecidable manual S 184 19.2696 117 2.33 0
IV.T1219.EHZ. 2016-12-12T05:55:55.57 0.6 undecidable manual S 336 25.752 108 -0.23 47
IV.FDMO.HHZ. 2016-12-12T05:55:55.34 0.6 undecidable manual S 350 21.7671 113 0.55 45
IV.CESI.HHZ. 2016-12-12T05:55:54.11 3.0 undecidable manual S 314 25.8519 108 -1.7 0
IV.TERO.HHZ. 2016-12-12T05:55:54.84 1.0 negative manual P 122 45.5211 98 0.09 24
IV.SMA1.EHZ. 2016-12-12T05:55:53.11 1.0 undecidable manual P 145 28.749 105 0.89 19
IV.T1256.HHZ. 2016-12-12T05:55:53.47 0.6 undecidable manual S 23 19.5693 116 -0.79 40
IV.LNSS.HHZ. 2016-12-12T05:55:53.86 3.0 positive manual P 27.75 1.8 0
IV.T1241.EHZ. 2016-12-12T05:55:53.95 3.0 undecidable manual S 86 24.2535 109 -1.47 0
IV.T1215.EHZ. 2016-12-12T05:55:52.61 3.0 undecidable manual S 258 22.0668 112 -2.25 0
IV.T1243.HHZ. 2016-12-12T05:55:52.76 1.0 undecidable manual P 122 30.3474 104 0.3 23
IV.T1219.EHZ. 2016-12-12T05:55:52.21 0.1 undecidable manual P 336 25.752 108 0.44 92
IV.CSP1.EHZ. 2016-12-12T05:55:52.42 1.0 positive manual P 12 28.1496 105 0.29 24
IV.MMO1.EHZ. 2016-12-12T05:55:51.82 3.0 undecidable manual S 68 16.872 121 -1.82 0
IV.T1241.EHZ. 2016-12-12T05:55:51.08 0.1 undecidable manual P 86 24.2535 109 -0.47 90
IV.T1216.EHZ. 2016-12-12T05:55:51.96 0.3 undecidable manual S 300 10.6782 138 -0.38 72
IV.FDMO.HHZ. 2016-12-12T05:55:51.92 0.6 undecidable manual P 350 21.7671 113 0.73 42
IV.CESI.HHZ. 2016-12-12T05:55:51.45 0.1 undecidable manual P 314 25.8519 108 -0.33 93
IV.T1245.HHZ. 2016-12-12T05:55:51.57 0.3 undecidable manual S 72 4.6953 160 0.06 76
IV.ARVD.HHZ. 2016-12-12T05:55:51.50 3.0 positive manual Pn -1.64 0
IV.MC2.EHZ. 2016-12-12T05:55:51.66 0.3 undecidable manual S 31 8.7801 144 -0.37 72
IV.T1218.EHZ. 2016-12-12T05:55:50.56 0.6 undecidable manual P 184 19.2696 117 -0.28 48
IV.MMO1.EHZ. 2016-12-12T05:55:50.03 0.1 undecidable manual P 68 16.872 121 -0.5 91
IV.T1216.EHZ. 2016-12-12T05:55:50.31 0.1 undecidable manual P 300 10.6782 138 0.53 90
IV.T1215.EHZ. 2016-12-12T05:55:50.73 0.1 undecidable manual P 258 22.0668 112 -0.5 91
IV.T1256.HHZ. 2016-12-12T05:55:50.96 0.1 undecidable manual P 23 19.5693 116 0.08 100
IV.MC2.EHZ. 2016-12-12T05:55:49.96 0.1 undecidable manual P 31 8.7801 144 0.36 95
IV.T1245.HHZ. 2016-12-12T05:55:49.80 0.1 undecidable manual P 72 4.6953 160 0.5 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.2 0.00008365 0.24 AML other m 2016-12-12T05:55:54.32
IV.CESI.HHE. ML:1.1 0.00006254999999999999 0.24 AML other m 2016-12-12T05:56:55.62
IV.FDMO.HHN. ML:1.4 0.0001465 0.16 AML other m 2016-12-12T05:56:48.72
IV.FDMO.HHE. ML:1.2 0.00010595 0.2 AML other m 2016-12-12T05:56:48.72
IV.LNSS.HHE. ML:1.1 0.00006595 0.94 AML other m 2016-12-12T05:56:56.12
IV.LNSS.HHN. ML:1.1 0.00006634999999999999 1.48 AML other m 2016-12-12T05:56:57.55
IV.SMA1.EHE. ML:1.5 0.000154 1.08 AML other m 2016-12-12T05:56:53.37
IV.SMA1.EHN. ML:1.7 0.000244 0.22 AML other m 2016-12-12T05:56:53.41
IV.T1215.EHN. ML:1.2 0.00008410000000000001 0.24 AML other m 2016-12-12T05:55:52.75
IV.T1215.EHE. ML:0.9 0.0000485 0.36 AML other m 2016-12-12T05:55:52.75
IV.T1216.EHE. ML:1.4 0.0002525 0.44 AML other m 2016-12-12T05:55:52.65
IV.T1216.EHN. ML:1.6 0.0003275 0.28 AML other m 2016-12-12T05:55:52.84
IV.T1218.EHN. ML:1.6 0.000265 0.24 AML other m 2016-12-12T05:56:53.74
IV.T1218.EHE. ML:1.4 0.000147 0.14 AML other m 2016-12-12T05:56:53.58
IV.T1241.EHE. ML:1.7 0.000266 0.3 AML other m 2016-12-12T05:56:49.48
IV.T1241.EHN. ML:1.6 0.0002 0.08 AML other m 2016-12-12T05:56:49.61
IV.T1245.HNN. ML:1.7 0.0005385 0.82 AML other m 2016-12-12T05:56:50.20
IV.T1245.HHN. ML:1.5 0.000327 0.18 AML other m 2016-12-12T05:56:49.28
IV.T1245.HHE. ML:1.7 0.0005480000000000001 0.62 AML other m 2016-12-12T05:56:49.41
IV.T1245.HNE. ML:1.7 0.0005629999999999999 0.64 AML other m 2016-12-12T05:56:49.41
IV.T1256.HHE. ML:1.3 0.00014050000000000003 0.72 AML other m 2016-12-12T05:56:50.60
IV.T1256.HHN. ML:1.4 0.0001525 0.48 AML other m 2016-12-12T05:56:50.35
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