Earthquake with magnitude of ML 1.5 on date 21-12-2016 and time 17:19:37 (Italy) in region 2 km SW Fiastra (MC)

A magnitude ML 1.5 earthquake occured in region: 2 km SW Fiastra (MC), on

  • 21-12-2016 16:19:37 (UTC)
  • 21-12-2016 17:19:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0180, 13.1440 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fiastra MC 2 559 559
Acquacanina MC 3 121 680
Fiordimonte MC 5 202 882
Pievebovigliana MC 7 866 1748
Bolognola MC 7 142 1890
Pieve Torina MC 8 1458 3348
Ussita MC 8 444 3792
Visso MC 11 1107 4899
Muccia MC 11 915 5814
Monte Cavallo MC 12 145 5959
Sarnano MC 13 3264 9223
Castelsantangelo sul Nera MC 14 281 9504
Cessapalombo MC 14 512 10016
Camerino MC 15 6974 16990
Caldarola MC 15 1823 18813
Camporotondo di Fiastrone MC 16 563 19376
Serravalle di Chienti MC 17 1070 20446
Gualdo MC 17 815 21261
San Ginesio MC 17 3498 24759
Preci PG 18 724 25483
Amandola FM 18 3629 29112
Belforte del Chienti MC 18 1886 30998
Montefortino FM 18 1178 32176
Serrapetrona MC 18 966 33142
Montemonaco AP 20 604 33746

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
77 Km N of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
99 Km NW of Montesilvano (53738 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
16:19:37
43.0177 13.1438 8 2016-12-21
16:36:52
Sala Sismica INGV-Roma 37344921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-21 16:19:37 ± 0.06
Latitude 43.0177 ± 0.0018
Longitude 13.1438 ± 0.0037
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 37344921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 270
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
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) 62
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 37344921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-21 16:36:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2016-12-21T16:20:50.84 3.0 undecidable manual Sg 6.22 0
IV.NDIM.HNZ. 2016-12-21T16:20:36.59 3.0 undecidable manual Sg 0.46 0
IV.PTRJ.HHZ. 2016-12-21T16:20:12.63 3.0 undecidable manual Pg 3.66 0
IV.EL6.EHZ. 2016-12-21T16:19:49.74 0.3 undecidable manual S 354 34.743 50 -0.4 66
IV.PCRO.HNZ. 2016-12-21T16:19:48.82 3.0 undecidable manual P 0.17 0
IV.SNTG.HHZ. 2016-12-21T16:19:48.80 0.3 undecidable manual S 328 31.0467 105 -0.11 71
IV.T1241.HNZ. 2016-12-21T16:19:48.42 0.3 undecidable manual S 127 29.4483 106 0.06 72
IV.EL6.EHZ. 2016-12-21T16:19:45.26 0.3 undecidable manual P 354 34.743 50 0.35 67
IV.MMO1.EHZ. 2016-12-21T16:19:45.29 0.3 undecidable manual S 131 19.869 112 0.08 73
IV.CESI.HHZ. 2016-12-21T16:19:45.18 0.6 undecidable manual S 266 19.4694 113 0.09 48
IV.MDAR.HNN. 2016-12-21T16:19:45.20 0.6 undecidable manual S 360 19.4694 113 0.12 48
IV.T1245.HHZ. 2016-12-21T16:19:44.73 0.3 undecidable manual S 169 18.2706 114 0.03 74
IV.T1216.EHZ. 2016-12-21T16:19:44.47 0.3 undecidable manual S 216 17.3715 115 0.04 73
IV.SNTG.HHZ. 2016-12-21T16:19:44.35 0.3 undecidable manual P 328 31.0467 105 0.15 70
IV.T1241.HNZ. 2016-12-21T16:19:43.73 0.3 undecidable manual P 127 29.4483 106 -0.15 70
IV.SEF1.HNZ. 2016-12-21T16:19:43.74 3.0 undecidable manual S 1.79 0
IV.MDAR.HNN. 2016-12-21T16:19:42.25 0.3 undecidable manual P 360 19.4694 113 0.26 70
IV.FEMA.HNN. 2016-12-21T16:19:42.20 0.6 undecidable manual S 231 9.7791 130 0 50
IV.CSP1.EHZ. 2016-12-21T16:19:42.05 0.3 undecidable manual S 31 9.5793 130 -0.09 74
IV.T1256.HHZ. 2016-12-21T16:19:41.36 0.3 undecidable manual S 101 6.7932 140 -0.1 74
IV.T1216.EHZ. 2016-12-21T16:19:41.52 0.3 positive manual P 216 17.3715 115 -0.09 73
IV.T1245.HHZ. 2016-12-21T16:19:41.70 1.0 undecidable manual P 169 18.2706 114 -0.07 24
IV.GUMA.HNE. 2016-12-21T16:19:41.77 0.1 undecidable manual P 72 16.2726 117 0.35 92
IV.MMO1.EHZ. 2016-12-21T16:19:41.78 1.0 undecidable manual P 131 19.869 112 -0.28 23
IV.CESI.HHZ. 2016-12-21T16:19:41.93 0.3 undecidable manual P 266 19.4694 113 -0.07 73
IV.CSP1.EHZ. 2016-12-21T16:19:40.16 0.1 positive manual P 31 9.5793 130 -0.13 97
IV.MC2.EHZ. 2016-12-21T16:19:40.82 1.0 positive manual P 163 12.3765 124 0.09 24
IV.FEMA.HNN. 2016-12-21T16:19:40.32 0.1 undecidable manual P 231 9.7791 130 -0.01 100
IV.FDMO.HHE. 2016-12-21T16:19:40.12 3.0 undecidable manual S 5.0949 -0.98 0
IV.FDMO.HHE. 2016-12-21T16:19:39.16 3.0 undecidable manual P 5.0949 -0.53 0
IV.T1256.HHZ. 2016-12-21T16:19:39.68 0.1 positive manual P 101 6.7932 140 -0.22 96
IV.APEC.HHZ. 2016-12-21T16:19:39.95 3.0 positive manual P -2.24 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.6 0.000336 0.22 AML other m 2016-12-21T16:19:45.38
IV.CESI.HHN. ML:1.7 0.00038950000000000003 0.24 AML other m 2016-12-21T16:19:45.38
IV.CSP1.EHE. ML:1.5 0.00048049999999999997 1.16 AML other m 2016-12-21T16:19:42.24
IV.CSP1.EHN. ML:1.5 0.00042699999999999997 0.64 AML other m 2016-12-21T16:19:42.97
IV.EL6.EHN. ML:1.5 0.0001275 1.58 AML other m 2016-12-21T16:19:47.90
IV.EL6.EHE. ML:1.4 0.00011655 0.42 AML other m 2016-12-21T16:19:48.46
IV.SNTG.HHN. ML:1.1 0.000057695365 3.2384 AML other m 2016-12-21T16:19:50.66
IV.SNTG.HNE. ML:1.5 0.00014585195 0.5632 AML other m 2016-12-21T16:19:48.26
IV.SNTG.HHE. ML:1.1 0.00006217316500000001 3.9424 AML other m 2016-12-21T16:19:49.11
IV.SNTG.HNN. ML:1.6 0.0001706375 0.6272 AML other m 2016-12-21T16:19:51.55
IV.T1216.EHE. ML:1.5 0.0003080459 1.0496 AML other m 2016-12-21T16:19:45.50
IV.T1216.EHN. ML:1.6 0.00037428649999999994 1.3056 AML other m 2016-12-21T16:19:45.70
IV.T1245.HHE. ML:1.4 0.000207 0.84 AML other m 2016-12-21T16:19:45.82
IV.T1245.HHN. ML:1.5 0.0002465 0.26 AML other m 2016-12-21T16:19:45.46
IV.T1245.HNN. ML:1.7 0.00044411054999999997 2.6368 AML other m 2016-12-21T16:19:46.86
IV.T1256.HHE. ML:1.4 0.000425 0.82 AML other m 2016-12-21T16:19:42.11
IV.T1256.HNN. ML:1.4 0.00052206455 0.9472 AML other m 2016-12-21T16:19:41.85
IV.T1256.HNE. ML:1.4 0.0004893786500000001 2.56 AML other m 2016-12-21T16:19:43.39
IV.T1256.HHN. ML:1.4 0.000488 0.76 AML other m 2016-12-21T16:19:41.85
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download