Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 30-09-2014 and time 07:26:45 (UTC) in region SE Acireale (CT)

A magnitude ML 2.0 earthquake occured in region: SE Acireale (CT), on

  • 30-09-2014 07:26:45 (UTC)
  • 30-09-2014 09:26:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6100, 15.1710 at 5 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
Acireale CT 1 52622 52622
Aci Catena CT 3 29851 82473
Aci Sant'Antonio CT 4 17984 100457
Valverde CT 5 7840 108297
Aci Bonaccorsi CT 6 3524 111821
Aci Castello CT 6 18723 130544
Viagrande CT 7 8563 139107
San Gregorio di Catania CT 7 11966 151073
San Giovanni la Punta CT 8 23060 174133
Trecastagni CT 8 10910 185043
Santa Venerina CT 9 8592 193635
Tremestieri Etneo CT 9 20589 214224
Pedara CT 10 14102 228326
Sant'Agata li Battiati CT 10 9479 237805
Gravina di Catania CT 11 25838 263643
Mascalucia CT 11 31958 295601
Zafferana Etnea CT 11 9517 305118
Nicolosi CT 13 7463 312581
San Pietro Clarenza CT 14 7743 320324
Giarre CT 14 27659 347983
Milo CT 14 1087 349070
Riposto CT 14 14838 363908
Catania CT 14 314555 678463
Camporotondo Etneo CT 15 5023 683486
Sant'Alfio CT 15 1582 685068
Mascali CT 17 14282 699350
Belpasso CT 17 28108 727458
Misterbianco CT 18 49410 776868

Municipalities with at least 50000 inhabitants

An earthquake occurred to
1 Km SE of Acireale (52622 inhabitants)
14 Km NE of Catania (314555 inhabitants)
62 Km N of Siracusa (122291 inhabitants)
69 Km SW of Reggio di Calabria (183035 inhabitants)
73 Km SW of Messina (238439 inhabitants)
86 Km NE of Ragusa (73313 inhabitants)
91 Km NE of Modica (54633 inhabitants)
92 Km NE of Vittoria (63339 inhabitants)
99 Km E of Caltanissetta (63360 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 2014-09-30
07:26:45		 37.6105 15.1713 5 2015-09-21
09:39:02		 Bollettino Sismico Italiano INGV 16659581
Reviewed
Rev100 		ML 2.0 2014-09-30
07:26:45		 37.6105 15.1713 5 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 8601451
Reviewed
Rev200 		ML 2.0 2014-09-30
07:26:00		 37.623 15.103 0 2014-10-21
12:08:56		 Sala Operativa INGV-OE (Catania) 8601561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-09-30 07:26:45 ± 0.13
Latitude 37.6105 ± 0.0072
Longitude 15.1713 ± 0.0102
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16659581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 769
Semi-minor axis of confidence ellipse (meter) 728
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 320
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.75003
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 16659581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-01-22 13:08:42

ML:2.0

Field Value
Value 2.0
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 8601561
Agency INGV
Autore Sala Operativa INGV-OE (Catania)
Time of creation (UTC) 2014-09-30 09:20:54

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 8601451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-09-30 09:10:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHN. 2014-09-30T07:27:01.10 0.3 undecidable manual P 239 83.25 50 0.56 60
IV.MSRU.HHE. 2014-09-30T07:26:59.90 1.0 undecidable manual P 22 78.2661 50 0.14 22
IV.HAVL.HHN. 2014-09-30T07:26:59.08 0.3 undecidable manual P 183 72.372 50 0.23 67
IV.MEU.SHZ. 2014-09-30T07:26:57.16 0.3 undecidable manual P 209 63.0924 50 -0.26 68
IV.MCSR.HHZ. 2014-09-30T07:26:55.43 0.1 undecidable manual P 6 50.616 50 -0.08 96
IV.SSY.HHE. 2014-09-30T07:26:55.16 0.6 undecidable manual P 190 51.0156 50 -0.4 45
IV.NOV.HHE. 2014-09-30T07:26:54.64 0.3 undecidable manual P 356 46.4202 96 -0.18 71
IV.ESML.HHZ. 2014-09-30T07:26:54.69 0.6 undecidable manual S 272 25.6521 100 0.16 49
IV.AIO.HHZ. 2014-09-30T07:26:53.81 0.1 undecidable manual P 8 40.3263 97 0.19 95
IV.HLNI.HHE. 2014-09-30T07:26:53.23 0.6 undecidable manual P 222 39.2274 97 -0.16 48
IV.HAGA.HHE. 2014-09-30T07:26:52.74 0.6 undecidable manual P 182 36.1416 97 -0.04 50
IV.ESLN.HHN. 2014-09-30T07:26:52.21 0.6 undecidable manual S 298 19.5693 104 -0.26 49
IV.ESML.HHZ. 2014-09-30T07:26:51.24 0.3 undecidable manual P 272 25.6521 100 0.54 68
IV.EPOZ.HHZ. 2014-09-30T07:26:48.94 0.6 undecidable manual S 12 6.993 124 0.54 47
IV.ESLN.HHN. 2014-09-30T07:26:48.97 0.3 undecidable manual P 298 19.5693 104 -0.54 68
IV.EPOZ.HHZ. 2014-09-30T07:26:46.92 0.1 undecidable manual P 12 6.993 124 -0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.7 0.000188 0.96 AML other m 2014-09-30T07:27:04.35
IV.AIO.HHN. ML:1.8 0.000252 1 AML other m 2014-09-30T07:27:04.52
IV.ESLN.HHE. ML:2.5 0.002555 0.66 AML other m 2014-09-30T07:26:59.91
IV.ESML.HHE. ML:2.2 0.001045 1.4 AML other m 2014-09-30T07:27:04.87
IV.ESML.HHN. ML:2.2 0.0009085 0.78 AML other m 2014-09-30T07:27:15.11
IV.HAVL.HHE. ML:1.8 0.00009934999999999999 0.4 AML other m 2014-09-30T07:27:18.79
IV.MCSR.HHE. ML:2.1 0.0003235 1.16 AML other m 2014-09-30T07:27:07.50
IV.MCSR.HHN. ML:2.1 0.00034950000000000004 0.84 AML other m 2014-09-30T07:27:10.68
IV.MEU.SHE. ML:0.0 0.00016199999999999998 0.6 AML other m 2014-09-30T07:27:09.64
IV.MEU.SHN. ML:0.0 0.00022299999999999997 0.36 AML other m 2014-09-30T07:27:14.76
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