Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 3.6 on date 20-11-2015 and time 04:27:57 (UTC) in region Costa Greca Ionica (GRECIA)

A magnitude ML 3.6 earthquake occured in region: Costa Greca Ionica (GRECIA), on

  • 20-11-2015 04:27:57 (UTC)
  • 20-11-2015 05:27:57 (UTC +01:00) Italian time
  • 20-11-2015 06:27:57 (UTC +02:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 38.3550, 20.6830 at 35 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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
Reviewed
Rev100 		ML 3.6 2015-11-20
04:27:57		 38.3552 20.6832 35 2015-11-20
04:34:57		 Sala Sismica INGV-Roma 22346251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-11-20 04:27:57 ± 0.5
Latitude 38.3552 ± 0.0450
Longitude 20.6832 ± 0.0642
Depth (km) 35 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 22346251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6428
Semi-minor axis of confidence ellipse (meter) 3772
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 130
Circular confidence region, given by single value of horizontal uncertainty (meter) 6430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 229
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 6.52818
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitude information

ML:3.6

Field Value
Value 3.6
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 22346251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-11-20 04:34:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2015-11-20T04:29:50.99 0.6 undecidable manual Sn -0.64 1.02
IV.GIUL.HHZ. 2015-11-20T04:29:34.22 0.6 negative manual P 302 724.6302 54 2.47 2
IV.CAR1.HHZ. 2015-11-20T04:29:31.89 0.6 undecidable manual S 286 399.2004 54 1.02 9
IV.GRI.EHZ. 2015-11-20T04:29:25.04 0.6 undecidable manual S 279 373.2486 54 -0.24 12
IV.SERS.HHZ. 2015-11-20T04:29:20.74 0.6 undecidable manual S 284 353.979 54 -0.39 12
MN.TIP.HHZ. 2015-11-20T04:29:19.20 0.3 undecidable manual S 286 351.5814 54 -1.41 12
IV.TREM.HHZ. 2015-11-20T04:29:17.67 0.6 negative manual P 315 605.4384 54 0.76 8
IV.MELA.HHZ. 2015-11-20T04:29:16.55 0.3 positive manual P 310 600.7431 54 0.23 14
CR.STON.BHZ. 2015-11-20T04:29:08.72 1.0 positive manual P 334 560.5167 54 -2.6 1
IV.IFIL.HHZ. 2015-11-20T04:29:08.89 0.3 negative manual P 274 530.9685 54 1.25 10
IV.MEU.SHZ. 2015-11-20T04:29:06.12 1.0 undecidable manual P 257 531.6678 54 -1.61 3
IV.CAPA.HHZ. 2015-11-20T04:29:06.28 1.0 positive manual P 308 518.592 54 0.18 5
IV.IVPL.HHZ. 2015-11-20T04:29:05.40 0.6 negative manual P 272 495.9258 54 2.11 4
IV.HLNI.HHZ. 2015-11-20T04:29:04.90 0.6 positive manual P 259 520.9896 54 -1.51 6
IV.HAVL.HHZ. 2015-11-20T04:29:03.89 0.6 positive manual P 254 512.2983 54 -1.43 6
IV.PALZ.HHZ. 2015-11-20T04:29:03.47 1.0 undecidable manual P 307 495.1266 54 0.28 5
IV.ACER.HHZ. 2015-11-20T04:29:02.13 0.6 positive manual P 305 486.846 54 -0.03 11
IV.SCTE.HHZ. 2015-11-20T04:29:01.49 0.6 undecidable manual S 316 269.3304 54 -1.4 12
MN.CUC.HHZ. 2015-11-20T04:29:00.25 1.0 positive manual P 295 456.2988 54 1.89 2
IV.AMUR.HHZ. 2015-11-20T04:28:57.37 1.0 negative manual P 310 449.0061 54 -0.07 6
IV.JOPP.HHZ. 2015-11-20T04:28:53.52 0.6 undecidable manual P 275 417.471 54 0 12
IV.GMB.BHZ. 2015-11-20T04:28:53.02 1.0 undecidable manual P 269 423.2541 54 -1.22 4
IV.SALB.HHZ. 2015-11-20T04:28:53.24 0.3 negative manual P 296 409.6788 54 0.69 15
IV.NOCI.HHZ. 2015-11-20T04:28:53.09 0.3 undecidable manual P 312 410.6778 54 0.42 17
IV.CAR1.HHZ. 2015-11-20T04:28:52.18 0.3 negative manual P 286 399.2004 54 0.94 14
IV.MPAZ.HHZ. 2015-11-20T04:28:52.96 0.6 undecidable manual P 265 410.2782 54 0.33 12
IV.GRI.EHZ. 2015-11-20T04:28:47.88 1.0 positive manual P 279 373.2486 54 -0.14 6
IV.PLAC.HHZ. 2015-11-20T04:28:47.45 1.0 negative manual P 273 369.1527 54 -0.06 6
IV.SERS.HHZ. 2015-11-20T04:28:46.07 0.1 positive manual P 284 353.979 54 0.45 24
MN.TIP.HHZ. 2015-11-20T04:28:45.66 0.6 negative manual P 286 351.5814 54 0.34 12
IV.SCTE.HHZ. 2015-11-20T04:28:34.36 0.6 positive manual P 316 269.3304 54 -0.73 16
HL.VLS.HHZ. 2015-11-20T04:28:09.38 0.6 undecidable manual S 203 21.4674 146 0.34 50
HL.VLS.HHZ. 2015-11-20T04:28:03.66 0.1 positive manual P 203 21.4674 146 -0.34 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ACER.HHN. ML:4.0 0.000314 0.56 AML other m 2015-11-20T04:30:22.25
IV.ACER.HNN. ML:4.1 0.000364 0.54 AML other m 2015-11-20T04:30:22.26
IV.ACER.HNE. ML:4.0 0.000286 0.6 AML other m 2015-11-20T04:30:37.98
IV.ACER.HHE. ML:3.9 0.000266 0.6 AML other m 2015-11-20T04:30:37.69
IV.AMUR.HHN. ML:3.6 0.000175 0.56 AML other m 2015-11-20T04:30:17.89
IV.AMUR.HHE. ML:3.6 0.0001565 0.8 AML other m 2015-11-20T04:30:21.69
IV.CAPA.HHN. ML:4.2 0.00041299999999999996 0.92 AML other m 2015-11-20T04:30:53.50
IV.CAPA.HHE. ML:4.1 0.0003179999999999999 0.92 AML other m 2015-11-20T04:31:04.62
IV.CAR1.HHE. ML:3.7 0.0003095 0.48 AML other m 2015-11-20T04:29:36.08
IV.CAR1.HHN. ML:3.6 0.0002395 0.52 AML other m 2015-11-20T04:29:36.58
MN.CUC.HNN. ML:3.3 0.00006840000000000001 0.78 AML other m 2015-11-20T04:30:24.52
MN.CUC.HHE. ML:3.5 0.0001285 0.9 AML other m 2015-11-20T04:30:24.84
MN.CUC.HNE. ML:3.5 0.000123 1 AML other m 2015-11-20T04:30:25.31
MN.CUC.HHN. ML:3.3 0.0000821 0.9 AML other m 2015-11-20T04:30:33.22
IV.GMB.BHN. ML:3.9 0.000399 0.84 AML other m 2015-11-20T04:29:39.40
IV.GMB.BHE. ML:4.0 0.000451 0.6 AML other m 2015-11-20T04:29:39.66
IV.GRI.EHE. ML:3.3 0.00014425 1.52 AML other m 2015-11-20T04:29:31.48
IV.GRI.EHN. ML:3.4 0.00017199999999999998 0.48 AML other m 2015-11-20T04:29:32.20
IV.HAVL.HHE. ML:3.9 0.00022250000000000001 0.3 AML other m 2015-11-20T04:29:58.75
IV.HAVL.HHN. ML:3.9 0.000203 0.26 AML other m 2015-11-20T04:29:59.57
IV.HLNI.HHN. ML:3.5 0.00008054999999999999 0.76 AML other m 2015-11-20T04:29:59.63
IV.HLNI.HHE. ML:3.6 0.00009455 0.66 AML other m 2015-11-20T04:29:57.16
IV.IFIL.HHE. ML:4.2 0.000391 0.44 AML other m 2015-11-20T04:29:59.45
IV.IFIL.HHN. ML:3.8 0.0001535 0.3 AML other m 2015-11-20T04:30:01.60
IV.IVPL.HHN. ML:4.1 0.000393 0.62 AML other m 2015-11-20T04:29:58.42
IV.IVPL.HHE. ML:4.1 0.0003845 0.5 AML other m 2015-11-20T04:30:05.45
IV.JOPP.HHN. ML:3.4 0.0001245 1.28 AML other m 2015-11-20T04:29:36.76
IV.JOPP.HHE. ML:3.4 0.000128 0.58 AML other m 2015-11-20T04:29:38.92
IV.MEU.SHE. ML:0.0 0.000255 0.28 AML other m 2015-11-20T04:30:05.82
IV.MEU.SHN. ML:0.0 0.00040149999999999995 0.28 AML other m 2015-11-20T04:30:07.56
IV.MPAZ.HHE. ML:3.2 0.00008295 1.28 AML other m 2015-11-20T04:29:38.58
IV.MPAZ.HHN. ML:3.2 0.00009534999999999999 0.58 AML other m 2015-11-20T04:29:36.89
IV.NOCI.HHN. ML:3.9 0.0004125 0.5 AML other m 2015-11-20T04:30:06.99
IV.NOCI.HHE. ML:3.7 0.00028100000000000005 0.46 AML other m 2015-11-20T04:30:04.08
IV.PALZ.HHE. ML:4.1 0.00036750000000000004 1.18 AML other m 2015-11-20T04:30:43.26
IV.PALZ.HHN. ML:4.0 0.00032250000000000003 0.76 AML other m 2015-11-20T04:30:47.88
IV.PLAC.HHE. ML:3.2 0.00011 0.4 AML other m 2015-11-20T04:29:36.28
IV.PLAC.HHN. ML:3.2 0.00011135000000000001 0.42 AML other m 2015-11-20T04:29:29.79
IV.SALB.HHN. ML:3.2 0.00009604999999999999 0.62 AML other m 2015-11-20T04:30:06.90
IV.SALB.HHE. ML:3.3 0.00010339999999999999 0.38 AML other m 2015-11-20T04:30:02.93
IV.SCTE.HHN. ML:3.6 0.0006684999999999999 0.38 AML other m 2015-11-20T04:29:22.81
IV.SCTE.HHE. ML:3.6 0.0005719999999999999 0.82 AML other m 2015-11-20T04:29:23.56
IV.SERS.HHN. ML:3.2 0.00013350000000000002 0.52 AML other m 2015-11-20T04:29:24.78
IV.SERS.HHE. ML:3.2 0.000135 0.42 AML other m 2015-11-20T04:29:28.24
MN.TIP.HHE. ML:2.9 0.00006575 1.16 AML other m 2015-11-20T04:29:30.83
MN.TIP.HHN. ML:3.0 0.00007805000000000001 0.72 AML other m 2015-11-20T04:29:49.83
HL.VLS.HHE. ML:3.2 0.0063100000000000005 0.46 AML other m 2015-11-20T04:28:10.23
HL.VLS.HHN. ML:3.2 0.005425000000000001 0.62 AML other m 2015-11-20T04:28:10.35
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