Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-03-2016 and time 19:07:37 (Italy) in region 5 km E Troina (EN)

A magnitude ML 2.0 earthquake occured in region: 5 km E Troina (EN), on

  • 28-03-2016 17:07:37 (UTC)
  • 28-03-2016 19:07:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7920, 14.6560 at 33 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Troina EN 5 9373 9373
San Teodoro ME 7 1403 10776
Cesarò ME 8 2439 13215
Cerami EN 13 2006 15221
Gagliano Castelferrato EN 14 3593 18814
Regalbuto EN 16 7277 26091
Bronte CT 16 19172 45263
Maniace CT 16 3765 49028
Capizzi ME 17 3176 52204
Agira EN 19 8345 60549
Maletto CT 19 3920 64469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km W of Acireale (52622 inhabitants)
50 Km NW of Catania (314555 inhabitants)
62 Km NE of Caltanissetta (63360 inhabitants)
88 Km NE of Gela (75827 inhabitants)
91 Km SW of Messina (238439 inhabitants)
94 Km W of Reggio di Calabria (183035 inhabitants)
94 Km N of Vittoria (63339 inhabitants)
97 Km N of Ragusa (73313 inhabitants)
99 Km NW of Siracusa (122291 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
Bulletin
Rev1000 		ML 2.0 2016-03-28
17:07:37		 37.7923 14.6557 33 2016-05-17
13:17:59		 Bollettino Sismico Italiano INGV 24688701
Reviewed
Rev100 		ML 2.1 2016-03-28
17:07:37		 37.8023 14.652 33 2016-03-28
17:16:11		 Sala Sismica INGV-Roma 24018241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-03-28 17:07:37 ± 0.14
Latitude 37.7923 ± 0.0054
Longitude 14.6557 ± 0.0114
Depth (km) 33 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 24688701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 814
Semi-minor axis of confidence ellipse (meter) 551
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.12505
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 24018241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-03-28 17:16:11

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 24688701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-04-28 10:37:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HHZ. 2016-03-28T17:08:47.99 3.0 undecidable manual Sg 4.21 0
IV.HPAC.HHE. 2016-03-28T17:08:14.45 3.0 undecidable manual S 164 124.8861 54 2.12 0
IV.MSRU.HHE. 2016-03-28T17:08:07.05 3.0 undecidable manual S 55 91.0422 105 2.15 0
IV.HAVL.HHZ. 2016-03-28T17:08:07.07 0.3 undecidable manual S 156 101.121 54 -0.14 64
IV.HMDC.HHZ. 2016-03-28T17:08:06.24 0.3 undecidable manual S 173 93.1401 105 0.8 52
IV.SSY.HHZ. 2016-03-28T17:08:02.18 0.1 undecidable manual S 152 79.4649 108 0.24 86
IV.IVPL.HHZ. 2016-03-28T17:08:01.97 3.0 undecidable manual S 70.6737 2.24 0
IV.MPNC.HHZ. 2016-03-28T17:08:01.56 0.3 undecidable manual S 57 72.5718 110 1.37 42
IV.AGST.EHE. 2016-03-28T17:08:01.15 0.6 undecidable manual S 140 77.8665 108 -0.38 43
IV.MEU.SHZ. 2016-03-28T17:08:01.81 0.6 undecidable manual S 168 77.1672 108 0.46 41
IV.MILZ.HHZ. 2016-03-28T17:07:59.78 3.0 undecidable manual S 72.8715 -0.25 0
IV.HAGA.HHZ. 2016-03-28T17:07:59.55 0.1 undecidable manual S 142 71.373 110 -0.35 87
IV.HVZN.HHE. 2016-03-28T17:07:59.78 1.0 undecidable manual S 176 68.2761 111 0.65 19
IV.HPAC.HHE. 2016-03-28T17:07:58.47 1.0 undecidable manual P 164 124.8861 54 0.92 16
IV.AIO.HHZ. 2016-03-28T17:07:57.23 3.0 undecidable manual S 68 54.3012 116 1.53 0
IV.PLLN.EHN. 2016-03-28T17:07:57.81 3.0 undecidable manual S 50.1165 3.11 0
IV.EPOZ.HHZ. 2016-03-28T17:07:56.26 3.0 undecidable manual S 106 48.618 119 1.9 0
IV.HLNI.HHZ. 2016-03-28T17:07:55.60 0.1 undecidable manual S 159 52.8027 117 0.26 90
IV.HAVL.HHZ. 2016-03-28T17:07:54.27 0.1 undecidable manual P 156 101.121 54 -0.33 81
IV.CLTA.HHN. 2016-03-28T17:07:54.79 0.6 undecidable manual P 221 93.1401 105 1.21 30
IV.NOV.HHZ. 2016-03-28T17:07:54.33 0.3 undecidable manual S 58 49.5171 119 -0.25 69
IV.HMDC.HHZ. 2016-03-28T17:07:53.18 0.3 undecidable manual P 173 93.1401 105 -0.39 61
IV.MSRU.HHE. 2016-03-28T17:07:53.74 0.3 undecidable manual P 55 91.0422 105 0.48 61
IV.IFIL.HHN. 2016-03-28T17:07:52.38 1.0 undecidable manual P 355 85.9473 106 -0.12 22
IV.SSY.HHZ. 2016-03-28T17:07:51.24 0.1 negative manual P 152 79.4649 108 -0.31 86
IV.IVPL.HHZ. 2016-03-28T17:07:51.84 3.0 undecidable manual P 70.6737 1.57 0
IV.MPNC.HHZ. 2016-03-28T17:07:50.64 0.1 undecidable manual P 57 72.5718 110 0.1 91
IV.MSFR.HHZ. 2016-03-28T17:07:50.05 0.3 undecidable manual S 348 27.3504 137 0.2 73
IV.AGST.EHE. 2016-03-28T17:07:50.76 0.3 undecidable manual P 140 77.8665 108 -0.55 61
IV.MEU.SHZ. 2016-03-28T17:07:50.93 0.6 undecidable manual P 168 77.1672 108 -0.28 43
IV.MUCR.HHZ. 2016-03-28T17:07:50.36 0.3 undecidable manual S 34 33.744 130 -0.72 61
IV.MILZ.HHZ. 2016-03-28T17:07:50.94 3.0 undecidable manual P 72.8715 0.58 0
IV.HVZN.HHE. 2016-03-28T17:07:49.80 1.0 undecidable manual P 176 68.2761 111 -0.13 23
IV.PLLN.EHN. 2016-03-28T17:07:49.01 3.0 undecidable manual P 50.1165 1.64 0
IV.HAGA.HHZ. 2016-03-28T17:07:49.95 0.1 undecidable manual P 142 71.373 110 -0.43 85
IV.EPZF.HHZ. 2016-03-28T17:07:49.10 0.1 undecidable manual S 79 17.9709 149 0.78 81
IV.CSLB.HHZ. 2016-03-28T17:07:48.24 0.3 undecidable manual P 287 54.8007 116 0.22 69
IV.NOV.HHZ. 2016-03-28T17:07:47.11 0.1 undecidable manual P 58 49.5171 119 -0.19 92
IV.PETRA.HHN. 2016-03-28T17:07:47.36 0.6 undecidable manual P 276 47.619 120 0.32 46
IV.HLNI.HHZ. 2016-03-28T17:07:47.34 0.1 undecidable manual P 159 52.8027 117 -0.4 89
IV.EPOZ.HHZ. 2016-03-28T17:07:47.71 1.0 undecidable manual P 106 48.618 119 0.54 21
IV.AIO.HHZ. 2016-03-28T17:07:47.98 0.1 undecidable manual P 68 54.3012 116 0.03 95
IV.GALF.HHZ. 2016-03-28T17:07:47.27 0.3 undecidable manual S 221 11.9769 158 -0.33 72
IV.ESML.HHE. 2016-03-28T17:07:45.10 1.0 undecidable manual P 134 27.5502 136 0.51 22
IV.CAGR.HHE. 2016-03-28T17:07:45.19 1.0 undecidable manual P 216 23.3544 141 1.03 18
IV.MUCR.HHZ. 2016-03-28T17:07:45.03 0.1 undecidable manual P 34 33.744 130 -0.25 93
IV.MSFR.HHZ. 2016-03-28T17:07:44.39 0.1 negative manual P 348 27.3504 137 -0.18 96
IV.EPZF.HHZ. 2016-03-28T17:07:43.79 0.1 positive manual P 79 17.9709 149 0.1 100
IV.GALF.HHZ. 2016-03-28T17:07:42.88 0.3 undecidable manual P 221 11.9769 158 -0.39 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:1.7 0.00010674999999999999 0.34 AML other m 2016-03-28T17:07:57.87
IV.AIO.HHE. ML:1.6 0.00008105 0.88 AML other m 2016-03-28T17:07:57.71
IV.EPZF.HHN. ML:2.0 0.000406 0.32 AML other m 2016-03-28T17:07:49.65
IV.EPZF.HHE. ML:1.9 0.0003285 0.88 AML other m 2016-03-28T17:07:49.76
IV.GALF.HHE. ML:2.1 0.0005335 0.58 AML other m 2016-03-28T17:07:48.13
IV.GALF.HHN. ML:1.9 0.0003235 0.38 AML other m 2016-03-28T17:07:48.75
IV.HAGA.HHE. ML:2.3 0.0002925 0.22 AML other m 2016-03-28T17:08:00.52
IV.HAGA.HHN. ML:2.0 0.000156 0.5 AML other m 2016-03-28T17:08:00.80
IV.HAVL.HHN. ML:2.5 0.00026900000000000003 0.24 AML other m 2016-03-28T17:08:09.77
IV.HAVL.HHE. ML:2.4 0.000211 1.3 AML other m 2016-03-28T17:08:11.94
IV.HLNI.HHE. ML:2.4 0.0004515 0.14 AML other m 2016-03-28T17:07:55.89
IV.HLNI.HHN. ML:2.0 0.00022049999999999997 0.12 AML other m 2016-03-28T17:07:55.96
IV.HMDC.HHE. ML:2.2 0.000152 1.32 AML other m 2016-03-28T17:08:07.90
IV.HMDC.HHN. ML:2.2 0.00015250000000000002 1.46 AML other m 2016-03-28T17:08:09.29
IV.MEU.SHN. ML:0.0 0.00022849999999999997 1.28 AML other m 2016-03-28T17:08:03.79
IV.MEU.SHE. ML:0.0 0.00023899999999999998 1.48 AML other m 2016-03-28T17:08:05.03
IV.MSFR.HHN. ML:1.4 0.00008025 0.98 AML other m 2016-03-28T17:07:50.65
IV.MSFR.HHE. ML:1.4 0.00007535 1.5 AML other m 2016-03-28T17:07:50.47
IV.MUCR.HHN. ML:1.7 0.0001535 0.8 AML other m 2016-03-28T17:07:50.72
IV.MUCR.HHE. ML:2.2 0.0004375 0.46 AML other m 2016-03-28T17:07:50.70
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