Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 3.2 on date 14-04-2015 and time 04:44:15 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 3.2 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 14-04-2015 02:44:15 (UTC)
  • 14-04-2015 04:44:15 (UTC +02:00) Italian time
  • 14-04-2015 05:44:15 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 36.5180, 20.5130 at 122 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 3.2 2015-04-14
02:44:15		 36.5182 20.5127 122 2015-10-19
09:28:02		 Bollettino Sismico Italiano INGV 21409081
Reviewed
Rev100 		ML 3.2 2015-04-14
02:44:15		 36.578 20.5678 75 2015-04-14
02:54:40		 Sala Sismica INGV-Roma 18392351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-04-14 02:44:15 ± 0.48
Latitude 36.5182 ± 0.0387
Longitude 20.5127 ± 0.0425
Depth (km) 122 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 21409081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3785
Semi-minor axis of confidence ellipse (meter) 3540
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 227
Circular confidence region, given by single value of horizontal uncertainty (meter) 3790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 340
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 3.85899
Epicentral distance of station farthest from the epicenter (degree) 4.60813
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:3.2

Field Value
Value 3.2
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 21409081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-09-16 10:02:02

ML:3.2

Field Value
Value 3.2
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 18392351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-04-14 02:54:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HHZ. 2015-04-14T02:46:14.71 1.0 undecidable manual S 277 511.4991 100 0.11 23
IV.HLNI.HHZ. 2015-04-14T02:46:13.03 0.6 undecidable manual S 282 508.4022 100 -0.9 38
IV.MEU.SHZ. 2015-04-14T02:46:13.90 0.6 undecidable manual S 279 508.8018 100 -0.12 48
IV.HPAC.HHZ. 2015-04-14T02:46:09.54 0.6 undecidable manual S 274 487.9449 101 -0.05 50
IV.HAVL.HHZ. 2015-04-14T02:46:08.49 0.6 undecidable manual S 277 481.5513 101 0.24 48
IV.MPAZ.HHZ. 2015-04-14T02:45:56.41 0.6 undecidable manual S 293 428.349 102 -0.61 50
IV.HMDC.HHZ. 2015-04-14T02:45:24.19 0.6 positive manual P 277 511.4991 100 -0.07 48
IV.MEU.SHZ. 2015-04-14T02:45:23.70 0.1 positive manual P 279 508.8018 100 -0.22 97
IV.MILZ.HHZ. 2015-04-14T02:45:23.77 0.1 negative manual P 294 504.2175 100 0.41 87
IV.HLNI.HHZ. 2015-04-14T02:45:23.16 0.1 negative manual P 282 508.4022 100 -0.72 86
IV.HPAC.HHZ. 2015-04-14T02:45:22.11 0.6 negative manual P 274 487.9449 101 0.74 38
IV.MCSR.HHZ. 2015-04-14T02:45:22.50 0.3 undecidable manual P 292 496.5252 100 0.08 72
IV.HAVL.HHZ. 2015-04-14T02:45:20.54 0.1 undecidable manual P 277 481.5513 101 -0.06 100
IV.MPAZ.HHZ. 2015-04-14T02:45:13.94 0.6 positive manual P 293 428.349 102 -0.17 56
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHE. ML:3.4 0.00008695 1.12 AML other m 2015-04-14T02:45:21.48
IV.HAVL.HHN. ML:3.5 0.00009900000000000001 1.46 AML other m 2015-04-14T02:45:24.85
IV.HLNI.HHN. ML:3.1 0.000034149999999999997 1.58 AML other m 2015-04-14T02:45:45.77
IV.HLNI.HHE. ML:3.1 0.000031899999999999996 1.26 AML other m 2015-04-14T02:46:15.29
IV.MCSR.HHE. ML:3.4 0.00006534999999999999 0.84 AML other m 2015-04-14T02:45:23.92
IV.MCSR.HHN. ML:3.4 0.00007475 1.26 AML other m 2015-04-14T02:45:25.79
IV.MEU.SHE. ML:0.0 0.00009105 1.56 AML other m 2015-04-14T02:45:25.32
IV.MEU.SHN. ML:0.0 0.00010284999999999999 1.04 AML other m 2015-04-14T02:45:28.04
IV.MPAZ.HHE. ML:2.9 0.00003275 1.56 AML other m 2015-04-14T02:45:49.49
IV.MPAZ.HHN. ML:3.0 0.000039750000000000004 0.28 AML other m 2015-04-14T02:45:17.36
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