Earthquake with magnitude of ML 2.0 on date 31-03-2016 and time 16:28:11 (Italy) in region Costa Catanese (Catania)

A magnitude ML 2.0 earthquake occured in region: Costa Catanese (Catania), on

  • 31-03-2016 14:28:11 (UTC)
  • 31-03-2016 16:28:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5960, 15.3200 at 20 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Acireale CT 14 52622 52622
Aci Catena CT 16 29851 82473
Aci Castello CT 16 18723 101196
Aci Sant'Antonio CT 17 17984 119180
Valverde CT 17 7840 127020
Riposto CT 18 14838 141858
Aci Bonaccorsi CT 19 3524 145382
Santa Venerina CT 19 8592 153974
San Gregorio di Catania CT 19 11966 165940
Giarre CT 19 27659 193599
Viagrande CT 20 8563 202162
San Giovanni la Punta CT 20 23060 225222

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Acireale (52622 inhabitants)
23 Km E of Catania (314555 inhabitants)
60 Km N of Siracusa (122291 inhabitants)
64 Km SW of Reggio di Calabria (183035 inhabitants)
70 Km S of Messina (238439 inhabitants)
91 Km NE of Ragusa (73313 inhabitants)
96 Km NE of Modica (54633 inhabitants)
100 Km NE of Vittoria (63339 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 2016-03-31
14:28:11
37.596 15.3202 20 2016-05-17
13:17:59
Bollettino Sismico Italiano INGV 24261751
Reviewed
Rev100
ML 2.0 2016-03-31
14:28:11
37.5928 15.3488 20 2016-03-31
14:47:53
Sala Sismica INGV-Roma 24062921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-03-31 14:28:11 ± 0.23
Latitude 37.5960 ± 0.0081
Longitude 15.3202 ± 0.0227
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 24261751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1900
Semi-minor axis of confidence ellipse (meter) 596
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 97
Circular confidence region, given by single value of horizontal uncertainty (meter) 1900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
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) 0.76622
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 24261751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-05-09 09:43:40

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 24062921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-03-31 14:47:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HHZ. 2016-03-31T14:28:37.28 0.6 undecidable manual S 214 85.0482 97 0.63 43
IV.TDS.HHZ. 2016-03-31T14:28:36.97 3.0 undecidable manual Pn -4.99 0
IV.HAVL.HHN. 2016-03-31T14:28:33.94 0.6 undecidable manual S 194 72.7716 98 0.56 46
IV.MEU.SHZ. 2016-03-31T14:28:32.69 0.3 undecidable manual S 219 68.9754 99 0.3 73
IV.SSY.HHZ. 2016-03-31T14:28:28.73 0.3 undecidable manual S 204 53.2023 102 0.47 73
IV.HLNI.HHZ. 2016-03-31T14:28:27.20 0.6 undecidable manual S 235 48.0186 104 0.29 51
IV.HMDC.HHZ. 2016-03-31T14:28:25.78 0.3 undecidable manual P 214 85.0482 97 -0.17 73
IV.HAGA.HHE. 2016-03-31T14:28:24.28 0.6 undecidable manual S 203 37.4292 109 0.1 54
IV.AGST.EHZ. 2016-03-31T14:28:24.67 0.3 undecidable manual S 192 38.5281 108 0.21 79
IV.HAVL.HHN. 2016-03-31T14:28:24.16 0.6 undecidable manual P 194 72.7716 98 0.09 50
IV.MPNC.HHE. 2016-03-31T14:28:23.06 0.6 undecidable manual P 3 61.0944 100 0.76 41
IV.MEU.SHZ. 2016-03-31T14:28:22.99 0.3 undecidable manual P 219 68.9754 99 -0.51 70
IV.SSY.HHZ. 2016-03-31T14:28:20.86 0.3 undecidable manual P 204 53.2023 102 -0.25 76
IV.HLNI.HHZ. 2016-03-31T14:28:19.96 0.1 undecidable manual P 235 48.0186 104 -0.37 100
IV.EPOZ.HHE. 2016-03-31T14:28:19.24 0.6 undecidable manual S 306 14.2746 138 0.34 53
IV.AIO.HHE. 2016-03-31T14:28:19.76 0.3 undecidable manual P 350 42.3243 106 0.29 76
IV.HAGA.HHE. 2016-03-31T14:28:18.25 0.3 undecidable manual P 203 37.4292 109 -0.5 74
IV.AGST.EHZ. 2016-03-31T14:28:18.07 0.6 undecidable manual P 192 38.5281 108 -0.85 43
IV.EPOZ.HHE. 2016-03-31T14:28:15.19 0.3 undecidable manual P 306 14.2746 138 -0.52 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AGST.EHN. ML:2.2 0.0005769999999999999 0.24 AML other m 2016-03-31T14:28:24.77
IV.AGST.EHE. ML:2.1 0.000443 0.74 AML other m 2016-03-31T14:28:24.89
IV.HLNI.HHE. ML:1.3 0.0000533 0.88 AML other m 2016-03-31T14:28:28.51
IV.HLNI.HHN. ML:1.4 0.0000656 0.2 AML other m 2016-03-31T14:28:29.24
IV.MEU.SHN. ML:0.0 0.0001735 0.52 AML other m 2016-03-31T14:28:34.48
IV.MEU.SHE. ML:0.0 0.00013450000000000002 0.28 AML other m 2016-03-31T14:28:35.24
IV.SSY.HHE. ML:2.1 0.00027600000000000004 0.22 AML other m 2016-03-31T14:28:28.93
IV.SSY.HHN. ML:2.2 0.000373 0.82 AML other m 2016-03-31T14:28:30.76
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
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