Earthquake with magnitude of ML 1.5 on date 21-12-2016 and time 18:15:00 (Italy) in region 4 km SE Monte Cavallo (MC)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Monte Cavallo (MC), on

  • 21-12-2016 17:15:00 (UTC)
  • 21-12-2016 18:15:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9700, 13.0460 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monte Cavallo MC 5 145 145
Visso MC 6 1107 1252
Ussita MC 8 444 1696
Pieve Torina MC 8 1458 3154
Fiordimonte MC 8 202 3356
Preci PG 10 724 4080
Pievebovigliana MC 11 866 4946
Fiastra MC 12 559 5505
Castelsantangelo sul Nera MC 12 281 5786
Muccia MC 13 915 6701
Acquacanina MC 13 121 6822
Sellano PG 13 1079 7901
Serravalle di Chienti MC 14 1070 8971
Bolognola MC 15 142 9113
Camerino MC 19 6974 16087
Cerreto di Spoleto PG 20 1075 17162
Norcia PG 20 4957 22119

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
56 Km E of Perugia (166134 inhabitants)
56 Km NE of Terni (111501 inhabitants)
64 Km NW of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
98 Km NE of Viterbo (67173 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 2016-12-21
17:15:00
42.9703 13.0463 9 2016-12-21
17:33:12
Sala Sismica INGV-Roma 37348041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-21 17:15:00 ± 0.05
Latitude 42.9703 ± 0.0027
Longitude 13.0463 ± 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 37348041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 267
Semi-minor axis of confidence ellipse (meter) 265
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
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) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.53690
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 37348041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-21 17:33:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2016-12-21T17:15:19.99 0.6 undecidable manual S 130 59.5959 50 0.4 43
IV.T1211.EHZ. 2016-12-21T17:15:17.68 0.3 undecidable manual S 198 51.0156 50 0.38 66
IV.T1243.HHZ. 2016-12-21T17:15:15.09 0.3 undecidable manual S 133 44.622 50 -0.52 64
IV.LNSS.HHZ. 2016-12-21T17:15:14.69 0.3 undecidable manual S 181 40.7259 50 0.12 71
IV.ASSB.HHZ. 2016-12-21T17:15:12.17 0.3 undecidable manual S 284 32.4453 50 -0.18 71
IV.SNTG.HHZ. 2016-12-21T17:15:12.83 0.3 undecidable manual S 345 32.745 50 0.4 67
IV.TERO.HHZ. 2016-12-21T17:15:11.36 1.0 positive manual P 130 59.5959 50 -0.26 22
IV.T1211.EHZ. 2016-12-21T17:15:10.31 0.3 undecidable manual P 198 51.0156 50 0.01 71
IV.T1243.HHZ. 2016-12-21T17:15:09.03 1.0 negative manual P 133 44.622 50 -0.29 23
IV.MMO1.EHZ. 2016-12-21T17:15:09.58 0.3 undecidable manual S 109 24.0537 110 -0.07 73
IV.T1215.EHZ. 2016-12-21T17:15:09.52 0.3 undecidable manual S 218 23.6541 110 0.03 74
IV.LNSS.HHZ. 2016-12-21T17:15:08.36 1.0 undecidable manual P 181 40.7259 50 -0.37 22
IV.EL6.EHZ. 2016-12-21T17:15:08.42 0.6 negative manual P 6 40.0266 50 -0.2 46
IV.T1245.HHZ. 2016-12-21T17:15:07.47 0.3 undecidable manual S 138 17.0718 117 0.06 74
IV.SNTG.HHZ. 2016-12-21T17:15:07.49 0.6 negative manual P 345 32.745 50 0 49
IV.ASSB.HHZ. 2016-12-21T17:15:07.05 0.3 undecidable manual P 284 32.4453 50 -0.4 68
IV.T1256.HHZ. 2016-12-21T17:15:06.93 0.3 undecidable manual S 75 15.0738 120 0.12 74
IV.CESI.HHZ. 2016-12-21T17:15:06.22 0.6 undecidable manual S 288 12.0768 126 0.28 48
IV.GUMA.HHZ. 2016-12-21T17:15:06.39 0.1 negative manual P 66 25.5522 109 0.23 94
IV.MC2.EHZ. 2016-12-21T17:15:06.43 0.6 undecidable manual S 119 13.2756 124 0.15 49
IV.T1215.EHZ. 2016-12-21T17:15:05.85 1.0 positive manual P 218 23.6541 110 0.06 25
IV.MMO1.EHZ. 2016-12-21T17:15:05.70 0.6 undecidable manual P 109 24.0537 110 -0.18 48
IV.FDMO.HHZ. 2016-12-21T17:15:04.60 0.3 undecidable manual S 24 8.0808 138 -0.28 72
IV.MC2.EHZ. 2016-12-21T17:15:04.08 0.3 negative manual P 119 13.2756 124 0.14 74
IV.T1216.EHZ. 2016-12-21T17:15:04.93 0.6 undecidable manual S 194 9.0798 134 -0.21 49
IV.T1256.HHZ. 2016-12-21T17:15:04.35 1.0 negative manual P 75 15.0738 120 0.11 25
IV.T1245.HHZ. 2016-12-21T17:15:04.58 0.6 positive manual P 138 17.0718 117 -0.01 50
IV.T1216.EHZ. 2016-12-21T17:15:03.22 0.3 positive manual P 194 9.0798 134 -0.06 75
IV.CESI.HHZ. 2016-12-21T17:15:03.81 0.1 positive manual P 288 12.0768 126 0.07 100
IV.FDMO.HHZ. 2016-12-21T17:15:02.85 1.0 undecidable manual P 24 8.0808 138 -0.28 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.6 0.00016450000000000001 0.2 AML other m 2016-12-21T17:15:12.45
IV.ASSB.HHN. ML:1.7 0.0002035 0.18 AML other m 2016-12-21T17:15:12.38
IV.CESI.HHE. ML:1.4 0.000317 0.3 AML other m 2016-12-21T17:15:06.27
IV.CESI.HHN. ML:1.7 0.0006825 0.2 AML other m 2016-12-21T17:15:06.43
IV.LNSS.HHN. ML:1.6 0.000125 0.52 AML other m 2016-12-21T17:15:15.11
IV.LNSS.HHE. ML:1.4 0.00009545 0.44 AML other m 2016-12-21T17:15:16.46
IV.SNTG.HHN. ML:1.0 0.000051921695 1.9712 AML other m 2016-12-21T17:15:12.90
IV.SNTG.HHE. ML:1.3 0.00008892135000000001 2.304 AML other m 2016-12-21T17:15:15.65
IV.SNTG.HNE. ML:1.6 0.00017455704999999998 4.6976 AML other m 2016-12-21T17:15:13.84
IV.SNTG.HNN. ML:1.5 0.00015304394999999998 0.7168 AML other m 2016-12-21T17:15:13.88
IV.T1211.EHN. ML:1.5 0.0000833613 3.6096 AML other m 2016-12-21T17:15:18.07
IV.T1211.HNE. ML:1.6 0.00009186379 3.3664 AML other m 2016-12-21T17:15:18.20
IV.T1211.HNN. ML:1.7 0.00013220930000000002 2.9568 AML other m 2016-12-21T17:15:19.58
IV.T1211.EHE. ML:1.4 0.0000717192 6.5152 AML other m 2016-12-21T17:15:19.79
IV.T1245.HHN. ML:1.6 0.0003665 0.42 AML other m 2016-12-21T17:15:08.11
IV.T1245.HHE. ML:1.6 0.000359 0.28 AML other m 2016-12-21T17:15:10.15
IV.T1245.HNE. ML:1.7 0.00042975745 1.5616 AML other m 2016-12-21T17:15:10.15
IV.T1245.HNN. ML:1.7 0.0004098733 2.0608 AML other m 2016-12-21T17:15:08.12
IV.T1256.HHE. ML:1.3 0.000191 0.34 AML other m 2016-12-21T17:15:07.71
IV.T1256.HHN. ML:1.2 0.000174 0.72 AML other m 2016-12-21T17:15:08.39
IV.T1256.HNE. ML:1.3 0.00019741674999999997 1.3952 AML other m 2016-12-21T17:15:08.40
IV.T1256.HNN. ML:1.4 0.00028034435000000004 1.3824 AML other m 2016-12-21T17:15:07.75
IV.TERO.HNN. ML:1.3 0.000043859945 1.6384 AML other m 2016-12-21T17:15:21.52
IV.TERO.HHN. ML:1.4 0.000056124455 1.5872 AML other m 2016-12-21T17:15:21.15
IV.TERO.HNE. ML:1.4 0.00005638142 4.1088 AML other m 2016-12-21T17:15:19.20
IV.TERO.HHE. ML:1.3 0.000040959085 1.7664 AML other m 2016-12-21T17:15:21.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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