Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 06-03-2018 and time 23:59:02 (Italy) in region 8 km SE Maletto (CT)

A magnitude ML 2.3 earthquake occured in region: 8 km SE Maletto (CT), on

  • 06-03-2018 22:59:02 (UTC)
  • 06-03-2018 23:59:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7840, 14.9300 at 30 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
Maletto CT 8 3920 3920
Bronte CT 9 19172 23092
Randazzo CT 11 10900 33992
Maniace CT 14 3765 37757
Santa Domenica Vittoria ME 15 980 38737
Adrano CT 16 36122 74859
Biancavilla CT 17 24007 98866
Moio Alcantara ME 17 717 99583
Ragalna CT 17 3924 103507
Milo CT 18 1087 104594
Roccella Valdemone ME 18 666 105260
Zafferana Etnea CT 18 9517 114777
Malvagna ME 19 733 115510
Santa Maria di Licodia CT 19 7641 123151
Sant'Alfio CT 19 1582 124733
Linguaglossa CT 20 5403 130136

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Acireale (52622 inhabitants)
34 Km NW of Catania (314555 inhabitants)
71 Km SW of Messina (238439 inhabitants)
72 Km SW of Reggio di Calabria (183035 inhabitants)
83 Km E of Caltanissetta (63360 inhabitants)
87 Km NW of Siracusa (122291 inhabitants)
97 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 inhabitants)
100 Km NE of Gela (75827 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 2.3 2018-03-06
22:59:02		 37.7845 14.9298 30 2019-04-24
14:49:33		 Bollettino Sismico Italiano INGV 56844961
Reviewed
Rev100 		ML 2.3 2018-03-06
22:59:02		 37.7862 14.9413 28 2018-03-06
23:14:00		 Sala Sismica INGV-Roma 54382291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-06 22:59:02 ± 0.19
Latitude 37.7845 ± 0.0063
Longitude 14.9298 ± 0.0159
Depth (km) 30 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56844961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1245
Semi-minor axis of confidence ellipse (meter) 781
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 1250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 26
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) 0.83277
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 54382291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-06 23:14:00

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 56844961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-13 20:50:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HNZ. 2018-03-06T22:59:52.83 3.0 undecidable manual Sn -1.25 0
IV.HMDC.HHZ. 2018-03-06T22:59:30.79 0.3 undecidable manual S 188 92.4408 103 0.4 61
IV.SSY.HHZ. 2018-03-06T22:59:25.42 3.0 undecidable manual S -0.17 0
IV.AGST.EHZ. 2018-03-06T22:59:23.04 0.6 undecidable manual S 156 64.1913 110 -0.1 46
IV.HAGA.HHZ. 2018-03-06T22:59:21.98 0.3 undecidable manual S 160 58.7967 112 0.17 70
IV.HLNI.HHZ. 2018-03-06T22:59:19.14 0.3 undecidable manual S 186 48.618 116 -0.18 71
IV.HMDC.HHZ. 2018-03-06T22:59:18.38 0.3 undecidable manual P 188 92.4408 103 -0.29 64
IV.GALF.HHZ. 2018-03-06T22:59:17.13 0.6 undecidable manual S 256 32.9448 128 1.38 29
IV.AIO.HHZ. 2018-03-06T22:59:16.25 0.3 undecidable manual S 52 33.6441 127 0.33 72
IV.NOV.HHZ. 2018-03-06T22:59:15.40 0.6 undecidable manual S 34 32.5452 128 -0.27 47
IV.SSY.HHZ. 2018-03-06T22:59:15.62 3.0 negative manual P 0.08 0
IV.MUCR.HHZ. 2018-03-06T22:59:14.90 0.1 undecidable manual S 350 29.0487 132 -0.08 99
IV.AGST.EHZ. 2018-03-06T22:59:14.29 0.1 undecidable manual P 156 64.1913 110 -0.19 91
IV.HAGA.HHZ. 2018-03-06T22:59:13.54 0.1 undecidable manual P 160 58.7967 112 -0.18 92
IV.MPNC.HHZ. 2018-03-06T22:59:13.70 0.3 undecidable manual P 43 54.6009 114 0.59 64
IV.CAGR.HHZ. 2018-03-06T22:59:13.33 3.0 undecidable manual P 0
IV.ESML.HHZ. 2018-03-06T22:59:13.74 0.3 undecidable manual S 194 18.9699 145 0.58 67
IV.EMSG.HHZ. 2018-03-06T22:59:12.46 0.3 undecidable manual S 23 4.3956 171 0.8 64
IV.HLNI.HHZ. 2018-03-06T22:59:12.05 0.1 undecidable manual P 186 48.618 116 -0.23 94
IV.EPZF.HHZ. 2018-03-06T22:59:11.39 0.1 undecidable manual S 305 7.7811 164 -0.47 95
IV.ESLN.HHZ. 2018-03-06T22:59:11.66 0.3 undecidable manual S 159 10.7781 158 -0.46 70
IV.NOV.HHZ. 2018-03-06T22:59:10.34 0.1 undecidable manual P 34 32.5452 128 0.17 98
IV.AIO.HHZ. 2018-03-06T22:59:10.52 0.1 undecidable manual P 52 33.6441 127 0.21 97
IV.GALF.HHZ. 2018-03-06T22:59:10.65 0.1 undecidable manual P 256 32.9448 128 0.43 91
IV.MUCR.HHZ. 2018-03-06T22:59:09.73 0.1 undecidable manual P 350 29.0487 132 -0.04 100
IV.EPOZ.HHZ. 2018-03-06T22:59:09.77 0.1 undecidable manual P 119 25.8519 135 0.36 95
IV.ESML.HHZ. 2018-03-06T22:59:08.86 0.1 undecidable manual P 194 18.9699 145 0.14 100
IV.ESLN.HHZ. 2018-03-06T22:59:07.60 0.1 undecidable manual P 159 10.7781 158 -0.52 93
IV.EMSG.HHZ. 2018-03-06T22:59:07.25 0.1 undecidable manual P 23 4.3956 171 -0.61 90
IV.EPZF.HHZ. 2018-03-06T22:59:07.42 0.1 undecidable manual P 305 7.7811 164 -0.55 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESLN.HHN. ML:2.3 0.0010210560499999998 0.3712 AML other m 2018-03-06T22:59:18.83
IV.ESLN.HHE. ML:2.3 0.0009620243500000001 0.4608 AML other m 2018-03-06T22:59:15.69
IV.ESML.HHN. ML:2.3 0.00088866315 0.5504 AML other m 2018-03-06T22:59:15.00
IV.ESML.HHE. ML:2.3 0.0008064205 0.5632 AML other m 2018-03-06T22:59:20.15
IV.MUCR.HHN. ML:2.2 0.00054393665 0.32 AML other m 2018-03-06T22:59:16.25
IV.MUCR.HHE. ML:2.4 0.0008204095 0.3968 AML other m 2018-03-06T22:59:16.15
IV.EPOZ.HHE. ML:2.1 0.0004795268 0.384 AML other m 2018-03-06T22:59:19.56
IV.EPOZ.HHN. ML:2.2 0.0006411748 0.4096 AML other m 2018-03-06T22:59:18.17
IV.NOV.HHN. ML:2.1 0.00040801445000000005 0.5632 AML other m 2018-03-06T22:59:17.68
IV.NOV.HHE. ML:2.2 0.00045147110000000004 0.448 AML other m 2018-03-06T22:59:16.99
IV.AIO.HHE. ML:2.0 0.00030886365 0.2944 AML other m 2018-03-06T22:59:17.05
IV.AIO.HHN. ML:2.1 0.00035000025000000003 0.2176 AML other m 2018-03-06T22:59:19.15
IV.GALF.HHE. ML:2.3 0.0006611032 0.4736 AML other m 2018-03-06T22:59:20.81
IV.GALF.HHN. ML:2.4 0.0007333463500000001 0.4096 AML other m 2018-03-06T22:59:18.39
IV.HLNI.HHE. ML:2.1 0.0002549302 0.2176 AML other m 2018-03-06T22:59:19.81
IV.HLNI.HHN. ML:2.2 0.0003963082 0.2432 AML other m 2018-03-06T22:59:20.35
IV.HAGA.HHE. ML:2.0 0.0001974551 0.2816 AML other m 2018-03-06T22:59:23.48
IV.HAGA.HHN. ML:1.9 0.00015866374999999998 0.2048 AML other m 2018-03-06T22:59:22.45
IV.AGST.EHE. ML:2.5 0.0005493002499999999 0.1792 AML other m 2018-03-06T22:59:24.06
IV.AGST.EHN. ML:2.4 0.00045087065 0.1792 AML other m 2018-03-06T22:59:24.06
IV.SSY.HHN. ML:2.8 0.0009354236 0.3584 AML other m 2018-03-06T22:59:29.55
IV.SSY.HHE. ML:2.3 0.0002785153 0.3968 AML other m 2018-03-06T22:59:25.23
IV.HMDC.HHN. ML:2.5 0.00035276979999999996 0.2944 AML other m 2018-03-06T22:59:32.22
IV.HMDC.HHE. ML:2.5 0.0003616978 0.256 AML other m 2018-03-06T22:59:31.92
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