Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 13-11-2020 and time 08:53:00 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 13-11-2020 07:53:00 (UTC)
  • 13-11-2020 08:53:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 36.8810, 16.3490 at 16 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

An earthquake occurred to
96 Km E of Siracusa (122291 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 2.5 2020-11-13
07:53:00		 36.8813 16.3487 16 2021-02-26
14:56:17		 Bollettino Sismico Italiano INGV 86839471
Reviewed
Rev100 		ML 2.4 2020-11-13
07:53:00		 36.889 16.3513 14 2020-11-13
08:02:46		 Sala Sismica INGV-Roma 84686561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-13 07:53:00 ± 0.21
Latitude 36.8813 ± 0.0090
Longitude 16.3487 ± 0.0124
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86839471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1052
Semi-minor axis of confidence ellipse (meter) 813
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 166
Circular confidence region, given by single value of horizontal uncertainty (meter) 1050.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 232
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
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) 0.98296
Epicentral distance of station farthest from the epicenter (degree) 4.17915
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 84686561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-13 08:02:46

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 86839471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-15 17:16:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2020-11-13T07:54:03.86 0.3 undecidable manual P 358 463.8801 54 -0.68 16
IV.CDRU.HHZ. 2020-11-13T07:53:58.28 0.3 undecidable manual P 348 410.3781 54 0.41 19
IV.SIRI.HHZ. 2020-11-13T07:53:52.48 0.3 undecidable manual P 354 368.5533 54 -0.19 21
IV.RAFF.HHZ. 2020-11-13T07:53:50.50 0.3 undecidable manual S 283 179.8866 54 0.43 55
MN.CUC.HHZ. 2020-11-13T07:53:49.81 0.3 undecidable manual P 353 348.3846 54 -0.35 21
IV.PLAC.HHE. 2020-11-13T07:53:47.71 0.6 undecidable manual S 3 174.0924 54 -1.13 28
IV.AIO.HHZ. 2020-11-13T07:53:45.10 0.6 undecidable manual S 321 155.8218 92 0.36 42
IV.CET2.HHZ. 2020-11-13T07:53:43.44 0.3 undecidable manual P 353 295.6818 54 -0.17 24
IV.HVZN.HNZ. 2020-11-13T07:53:42.71 0.6 undecidable manual S 283 148.3404 92 -0.03 47
IV.HMDC.HHZ. 2020-11-13T07:53:40.20 0.3 undecidable manual S 274 139.1607 92 -0.09 71
IV.CAR1.HHZ. 2020-11-13T07:53:40.10 0.3 undecidable manual P 357 263.4363 54 0.51 31
IV.HLNI.HHZ. 2020-11-13T07:53:40.00 1.0 undecidable manual S 292 140.5482 92 -0.66 20
IV.SOI.EHN. 2020-11-13T07:53:38.65 0.6 undecidable manual S 349 134.7651 92 -0.47 43
IV.HCRL.HHZ. 2020-11-13T07:53:36.40 0.6 undecidable manual S 291 124.6863 93 -0.04 49
IV.SSY.HHZ. 2020-11-13T07:53:34.70 1.0 undecidable manual S 286 116.994 93 0.31 23
IV.ILOS.HHZ. 2020-11-13T07:53:33.85 0.3 undecidable manual P 325 212.7315 54 0.57 44
IV.HAGA.HHZ. 2020-11-13T07:53:33.20 1.0 undecidable manual S 293 114.6963 93 -0.58 22
IV.HAVL.HHZ. 2020-11-13T07:53:32.95 0.3 undecidable manual S 275 109.113 93 0.66 63
IV.IVPL.HHZ. 2020-11-13T07:53:32.64 0.1 positive manual P 324 204.8394 54 0.34 66
IV.JOPP.HHZ. 2020-11-13T07:53:31.72 0.3 undecidable manual P 348 195.6597 54 0.56 49
MN.WDD.HHE. 2020-11-13T07:53:30.79 0.3 undecidable manual P 235 199.9443 54 -0.9 43
IV.MUCR.HHZ. 2020-11-13T07:53:29.74 0.3 undecidable manual P 315 182.9835 54 0.17 58
IV.PLAC.HHE. 2020-11-13T07:53:28.24 0.3 undecidable manual P 3 174.0924 54 -0.24 59
IV.RAFF.HHZ. 2020-11-13T07:53:28.70 0.1 positive manual P 283 179.8866 54 -0.49 74
IV.MPNC.HHN. 2020-11-13T07:53:27.18 0.3 undecidable manual P 328 165.4122 54 -0.22 62
IV.MSRU.HHZ. 2020-11-13T07:53:27.97 0.1 positive manual P 335 170.1963 54 -0.02 84
IV.NOV.HHZ. 2020-11-13T07:53:27.41 0.3 undecidable manual P 320 166.0116 54 -0.06 64
MN.CEL.HHZ. 2020-11-13T07:53:26.54 0.1 positive manual P 345 158.1195 92 0.07 89
IV.AIO.HHZ. 2020-11-13T07:53:25.71 0.1 positive manual P 321 155.8218 92 -0.4 83
IV.HVZN.HNZ. 2020-11-13T07:53:24.59 0.3 undecidable manual P 283 148.3404 92 -0.37 65
IV.MTTG.HHZ. 2020-11-13T07:53:23.61 0.1 positive manual P 336 136.9629 92 0.41 89
IV.HMDC.HHZ. 2020-11-13T07:53:23.48 0.1 negative manual P 274 139.1607 92 -0.06 95
IV.SOI.EHN. 2020-11-13T07:53:23.57 0.3 undecidable manual P 349 134.7651 92 0.7 61
IV.HLNI.HHZ. 2020-11-13T07:53:23.18 0.1 positive manual P 292 140.5482 92 -0.58 83
IV.HCRL.HHZ. 2020-11-13T07:53:21.32 0.1 positive manual P 291 124.6863 93 0 99
IV.SSY.HHZ. 2020-11-13T07:53:20.22 0.1 positive manual P 286 116.994 93 0.08 98
IV.HAGA.HHZ. 2020-11-13T07:53:19.75 0.1 positive manual P 293 114.6963 93 -0.04 100
IV.HAVL.HHZ. 2020-11-13T07:53:19.49 0.1 negative manual P 275 109.113 93 0.56 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:2.0 0.000043299999999999995 1.16 AML other m 2020-11-13T07:53:26.95
IV.HAGA.HHN. ML:2.0 0.00008324999999999999 0.64 AML other m 2020-11-13T07:53:33.26
IV.HAVL.HHN. ML:3.0 0.0009085000000000001 1.82 AML other m 2020-11-13T07:53:34.96
IV.HAVL.HHE. ML:3.1 0.001195 0.28 AML other m 2020-11-13T07:53:34.14
IV.SSY.HHE. ML:2.8 0.000544 0.74 AML other m 2020-11-13T07:53:39.11
IV.HLNI.HHE. ML:2.6 0.00020400000000000003 0.28 AML other m 2020-11-13T07:53:40.82
IV.HLNI.HHN. ML:2.5 0.0001705 1.56 AML other m 2020-11-13T07:53:40.19
IV.ILOS.HHN. ML:2.9 0.0002155 0.7 AML other m 2020-11-13T07:53:40.64
IV.HMDC.HNE. ML:2.8 0.0003755 0.26 AML other m 2020-11-13T07:53:41.44
IV.HAGA.HHE. ML:2.1 0.00009070000000000001 0.66 AML other m 2020-11-13T07:53:42.02
IV.ILOS.HNN. ML:3.0 0.000236 0.42 AML other m 2020-11-13T07:53:42.39
IV.SSY.HHN. ML:3.2 0.00124 0.98 AML other m 2020-11-13T07:53:42.42
IV.HMDC.HHE. ML:2.9 0.0004615 0.82 AML other m 2020-11-13T07:53:43.30
IV.HMDC.HHN. ML:3.0 0.0006725 0.24 AML other m 2020-11-13T07:53:43.34
IV.HMDC.HNN. ML:3.0 0.0005715 0.7 AML other m 2020-11-13T07:53:43.34
IV.HCRL.HHE. ML:2.5 0.0002245 1.66 AML other m 2020-11-13T07:53:43.16
IV.HCRL.HHN. ML:2.5 0.00023449999999999998 1.16 AML other m 2020-11-13T07:53:44.83
IV.ILOS.HNE. ML:2.8 0.000177 0.84 AML other m 2020-11-13T07:53:45.55
IV.ILOS.HHE. ML:2.9 0.0002125 0.86 AML other m 2020-11-13T07:53:45.99
MN.CEL.HHE. ML:2.3 0.00008549999999999999 1.66 AML other m 2020-11-13T07:53:46.98
MN.CEL.HHN. ML:1.9 0.0000413 0.34 AML other m 2020-11-13T07:53:48.79
IV.MSRU.HHE. ML:2.1 0.00005575 1.6 AML other m 2020-11-13T07:53:49.80
IV.MSRU.HHN. ML:2.0 0.000042250000000000004 0.76 AML other m 2020-11-13T07:53:51.43
IV.NOV.HHE. ML:2.6 0.0001545 0.8 AML other m 2020-11-13T07:53:51.78
IV.NOV.HHN. ML:2.4 0.000111 0.5 AML other m 2020-11-13T07:53:52.39
IV.AIO.HHE. ML:2.0 0.00005044999999999999 0.88 AML other m 2020-11-13T07:53:52.75
IV.RAFF.HHN. ML:2.5 0.00010899999999999999 1.48 AML other m 2020-11-13T07:53:53.21
IV.MUCR.HHN. ML:2.2 0.0000531 0.36 AML other m 2020-11-13T07:53:53.07
IV.MUCR.HHE. ML:2.2 0.0000532 0.58 AML other m 2020-11-13T07:53:53.62
IV.JOPP.HHN. ML:2.0 0.000036750000000000006 0.6 AML other m 2020-11-13T07:53:54.30
IV.JOPP.HHE. ML:2.0 0.000029900000000000002 1.58 AML other m 2020-11-13T07:53:55.91
IV.RAFF.HHE. ML:2.6 0.00015 0.4 AML other m 2020-11-13T07:53:55.48
IV.CAR1.HHN. ML:2.4 0.0000393 1.2 AML other m 2020-11-13T07:54:08.20
IV.CAR1.HHE. ML:2.6 0.00007250000000000001 1.02 AML other m 2020-11-13T07:54:08.94
IV.CET2.HHN. ML:2.8 0.00008185000000000001 1.22 AML other m 2020-11-13T07:54:13.28
IV.CET2.HHE. ML:2.6 0.000042999999999999995 1.08 AML other m 2020-11-13T07:54:14.43
IV.MRVN.HHE. ML:2.6 0.00001535 1.5 AML other m 2020-11-13T07:54:51.20
IV.MRVN.HHN. ML:2.6 0.00001579 0.08 AML other m 2020-11-13T07:54:51.95
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