Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 04-06-2014 and time 20:32:15 (Italy) in region 14 km NE Ramacca (CT)

A magnitude ML 1.7 earthquake occured in region: 14 km NE Ramacca (CT), on

  • 04-06-2014 18:32:15 (UTC)
  • 04-06-2014 20:32:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.4580, 14.8220 at 10 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
Ramacca CT 14 10894 10894
Motta Sant'Anastasia CT 15 12116 23010
Paternò CT 15 48228 71238
Castel di Iudica CT 16 4625 75863
Palagonia CT 16 16608 92471
Catenanuova EN 17 4866 97337
Misterbianco CT 18 49410 146747
Scordia CT 18 17095 163842
Santa Maria di Licodia CT 19 7641 171483
Centuripe EN 20 5470 176953

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km W of Catania (314555 inhabitants)
35 Km SW of Acireale (52622 inhabitants)
60 Km N of Ragusa (73313 inhabitants)
61 Km NW of Siracusa (122291 inhabitants)
62 Km NE of Vittoria (63339 inhabitants)
67 Km NE of Gela (75827 inhabitants)
67 Km N of Modica (54633 inhabitants)
67 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 1.7 2014-06-04
18:32:15		 37.4577 14.8223 10 2015-09-21
09:37:39		 Bollettino Sismico Italiano INGV 16942761
Reviewed
Rev100 		ML 1.6 2014-06-04
18:32:16		 37.4353 14.8167 10 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 6704481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-06-04 18:32:15 ± 0.23
Latitude 37.4577 ± 0.0108
Longitude 14.8223 ± 0.0147
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16942761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1256
Semi-minor axis of confidence ellipse (meter) 1195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
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) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.11601
Epicentral distance of station farthest from the epicenter (degree) 0.55218
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 16942761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-09 08:59:34

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 6704481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-06-04 18:36:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HBSP.HHE. 2014-06-04T18:32:31.85 0.3 undecidable manual S 219 46.8198 50 0.78 60
IV.SSY.HHZ. 2014-06-04T18:32:30.01 0.3 undecidable manual S 146 40.0266 50 0.77 61
IV.AGST.EHE. 2014-06-04T18:32:30.25 0.3 undecidable manual S 122 42.1245 50 0.45 68
IV.MEU.SHZ. 2014-06-04T18:32:28.90 0.3 undecidable manual S 179 38.4282 50 0.07 75
IV.HAGA.HHZ. 2014-06-04T18:32:27.69 0.3 undecidable manual S 123 35.0427 50 -0.23 73
IV.HAVL.HHE. 2014-06-04T18:32:26.57 0.6 undecidable manual P 154 61.2942 50 -0.25 46
IV.HCRL.HHZ. 2014-06-04T18:32:25.90 0.3 undecidable manual S 136 26.751 109 0.29 73
IV.HBSP.HHE. 2014-06-04T18:32:24.30 0.3 undecidable manual P 219 46.8198 50 -0.3 70
IV.AGST.EHE. 2014-06-04T18:32:23.37 0.6 undecidable manual P 122 42.1245 50 -0.5 45
IV.SSY.HHZ. 2014-06-04T18:32:23.51 0.1 undecidable manual P 146 40.0266 50 -0.03 100
IV.HAGA.HHZ. 2014-06-04T18:32:22.35 0.1 undecidable manual P 123 35.0427 50 -0.42 93
IV.MEU.SHZ. 2014-06-04T18:32:22.71 0.1 undecidable manual P 179 38.4282 50 -0.59 88
IV.HCRL.HHZ. 2014-06-04T18:32:21.22 0.1 undecidable manual P 136 26.751 109 -0.22 98
IV.HLNI.HHZ. 2014-06-04T18:32:21.68 0.3 undecidable manual S 160 12.876 126 0.38 73
IV.ESML.HHZ. 2014-06-04T18:32:20.47 0.1 undecidable manual P 16 18.4704 117 0.56 92
IV.HLNI.HHZ. 2014-06-04T18:32:18.50 0.1 undecidable manual P 160 12.876 126 -0.45 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESML.HHN. ML:1.5 0.0002785 0.48 AML other m 2014-06-04T18:32:24.95
IV.ESML.HHE. ML:1.5 0.0002515 0.18 AML other m 2014-06-04T18:32:24.86
IV.HCRL.HHE. ML:1.7 0.000307 0.12 AML other m 2014-06-04T18:32:26.34
IV.HCRL.HHN. ML:1.6 0.0001995 1.36 AML other m 2014-06-04T18:32:26.28
IV.HLNI.HHE. ML:1.5 0.00035 0.56 AML other m 2014-06-04T18:32:22.06
IV.HLNI.HHN. ML:1.4 0.00030100000000000005 0.3 AML other m 2014-06-04T18:32:22.51
IV.SSY.HHE. ML:2.1 0.000398 0.22 AML other m 2014-06-04T18:32:30.20
IV.SSY.HHN. ML:2.2 0.000523 0.18 AML other m 2014-06-04T18:32:31.01
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