Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 26-08-2014 and time 01:58:20 (UTC) in region 2 km NE Castel di Lucio (ME)

A magnitude ML 1.6 earthquake occured in region: 2 km NE Castel di Lucio (ME), on

  • 26-08-2014 01:58:20 (UTC)
  • 26-08-2014 03:58:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9030, 14.3250 at 32 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
Castel di Lucio ME 2 1294 1294
Mistretta ME 5 4791 6085
Pettineo ME 8 1350 7435
Reitano ME 8 806 8241
Motta d'Affermo ME 9 739 8980
San Mauro Castelverde PA 12 1701 10681
Tusa ME 12 2925 13606
Santo Stefano di Camastra ME 13 4694 18300
Capizzi ME 15 3176 21476
Sperlinga EN 15 805 22281
Gangi PA 16 6811 29092
Geraci Siculo PA 16 1945 31037
Caronia ME 17 3364 34401
Nicosia EN 18 13899 48300
Pollina PA 19 2974 51274
Cerami EN 19 2006 53280

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km NE of Caltanissetta (63360 inhabitants)
74 Km E of Bagheria (55387 inhabitants)
80 Km NW of Catania (314555 inhabitants)
81 Km W of Acireale (52622 inhabitants)
88 Km E of Palermo (674435 inhabitants)
93 Km NE of Agrigento (59770 inhabitants)
93 Km N 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 1.6 2014-08-26
01:58:20		 37.9028 14.325 32 2015-09-21
09:39:02		 Bollettino Sismico Italiano INGV 19610571
Reviewed
Rev100 		ML 1.4 2014-08-26
01:58:22		 37.9207 14.3352 10 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 7986671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-08-26 01:58:20 ± 0.21
Latitude 37.9028 ± 0.0126
Longitude 14.3250 ± 0.0080
Depth (km) 32 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 19610571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1419
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 353
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.17986
Epicentral distance of station farthest from the epicenter (degree) 0.70327
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 19610571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-06-10 08:44:30

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 7986671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-08-26 02:12:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2014-08-26T01:58:37.92 0.6 undecidable manual S 72 50.4162 117 -0.02 49
IV.HLNI.HHZ. 2014-08-26T01:58:34.49 0.6 undecidable manual P 142 78.0663 107 -0.11 45
IV.GALF.HHZ. 2014-08-26T01:58:33.79 0.6 undecidable manual S 135 30.0477 132 0.37 47
IV.GIB.HHZ. 2014-08-26T01:58:33.27 0.6 undecidable manual S 290 27.8499 135 0.27 48
IV.MNO.SHZ. 2014-08-26T01:58:33.90 0.6 undecidable manual S 84 32.5452 130 -0.02 50
IV.MSFR.HHZ. 2014-08-26T01:58:32.75 0.6 undecidable manual S 58 27.4503 135 -0.18 50
IV.PETRA.HHZ. 2014-08-26T01:58:31.39 0.6 undecidable manual S 247 19.9689 145 -0.24 49
IV.MUCR.HHZ. 2014-08-26T01:58:30.70 0.1 undecidable manual P 72 50.4162 117 0.06 96
IV.GIB.HHZ. 2014-08-26T01:58:28.12 0.3 undecidable manual P 290 27.8499 135 0.33 71
IV.MNO.SHZ. 2014-08-26T01:58:28.56 0.3 undecidable manual P 84 32.5452 130 0.23 72
IV.MSFR.HHZ. 2014-08-26T01:58:27.46 0.1 undecidable manual P 58 27.4503 135 -0.29 97
IV.GALF.HHZ. 2014-08-26T01:58:27.98 0.1 undecidable manual P 135 30.0477 132 -0.05 100
IV.PETRA.HHZ. 2014-08-26T01:58:26.84 0.1 undecidable manual P 247 19.9689 145 -0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:1.5 0.00010875 0.4 AML other m 2014-08-26T01:58:35.32
IV.GALF.HHN. ML:1.5 0.00011249999999999998 0.36 AML other m 2014-08-26T01:58:35.17
IV.GIB.HHN. ML:1.6 0.0001505 0.76 AML other m 2014-08-26T01:58:36.69
IV.GIB.HHE. ML:1.6 0.000142 1.58 AML other m 2014-08-26T01:58:36.94
IV.MNO.SHE. ML:0.0 0.000138 0.92 AML other m 2014-08-26T01:58:34.73
IV.MNO.SHN. ML:0.0 0.00016434999999999998 0.44 AML other m 2014-08-26T01:58:35.27
IV.PETRA.HHE. ML:1.6 0.000143 0.42 AML other m 2014-08-26T01:58:34.30
IV.PETRA.HHN. ML:1.6 0.0001725 0.58 AML other m 2014-08-26T01:58:35.42
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