Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 20-08-2019 and time 02:25:20 (UTC) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 2.0 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 20-08-2019 02:25:20 (UTC)
  • 20-08-2019 04:25:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.2340, 17.1260 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
Strongoli KR 7 6571 6571
Rocca di Neto KR 12 5687 12258
Melissa KR 12 3549 15807
San Nicola dell'Alto KR 14 856 16663
Casabona KR 15 2718 19381
Cirò Marina KR 15 14902 34283
Carfizzi KR 15 661 34944
Crotone KR 17 62178 97122
Cirò KR 18 2936 100058
Scandale KR 19 3169 103227

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km N of Crotone (62178 inhabitants)
59 Km NE of Catanzaro (90612 inhabitants)
75 Km E of Cosenza (67546 inhabitants)
75 Km E of Lamezia Terme (70714 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 2.0 2019-08-20
02:25:20		 39.2342 17.1262 10 2019-08-22
07:47:11		 Bollettino Sismico Italiano INGV 71678511
Reviewed
Rev100 		ML 2.2 2019-08-20
02:25:19		 39.2698 17.2705 10 2019-08-20
03:09:00		 Sala Sismica INGV-Roma 71637891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-20 02:25:20 ± 0.44
Latitude 39.2342 ± 0.0162
Longitude 17.1262 ± 0.0337
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71678511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2920
Semi-minor axis of confidence ellipse (meter) 1760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 2920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 225
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.46679
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 71637891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-20 03:09:00

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 71678511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-21 14:36:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ESLN.HHZ. 2019-08-20T02:26:33.54 3.0 undecidable manual Sg 5.2 0
IV.IFIL.HHZ. 2019-08-20T02:25:56.44 3.0 positive manual Pn 0.1 0
IV.MIGL.HHZ. 2019-08-20T02:25:48.46 0.3 undecidable manual P 339 162.8148 50 0.91 44
IV.LTRZ.HNN. 2019-08-20T02:25:47.68 0.3 undecidable manual P 350 154.1346 50 1.47 34
IV.SPS2.HHZ. 2019-08-20T02:25:42.91 1.0 undecidable manual S 276 67.8765 50 1.18 16
IV.CELI.HHZ. 2019-08-20T02:25:39.62 0.6 undecidable manual S 290 56.1993 50 1.03 35
IV.PLAC.HHE. 2019-08-20T02:25:38.55 0.3 undecidable manual P 215 105.4167 50 -0.16 65
IV.SALB.HHZ. 2019-08-20T02:25:37.06 0.3 undecidable manual P 317 97.7244 50 -0.46 62
IV.CAR1.HHN. 2019-08-20T02:25:34.75 0.3 undecidable manual P 272 78.5658 50 0.17 68
IV.TDS.HHZ. 2019-08-20T02:25:34.48 0.3 undecidable manual P 305 82.4508 50 -0.69 58
IV.GRI.EHZ. 2019-08-20T02:25:34.30 0.3 undecidable manual P 233 76.0683 50 0.11 69
IV.PIPA.HHZ. 2019-08-20T02:25:33.02 0.6 undecidable manual S 316 38.5281 50 -0.86 39
IV.SPS2.HHZ. 2019-08-20T02:25:32.79 0.3 undecidable manual P 276 67.8765 50 -0.14 70
MN.TIP.HHZ. 2019-08-20T02:25:32.41 0.6 undecidable manual S 259 32.1456 50 0.22 49
IV.CELI.HHZ. 2019-08-20T02:25:30.99 0.1 undecidable manual P 290 56.1993 50 -0.13 95
IV.PIPA.HHZ. 2019-08-20T02:25:28.08 0.1 undecidable manual P 316 38.5281 50 -0.32 95
MN.TIP.HHZ. 2019-08-20T02:25:27.32 0.1 undecidable manual P 259 32.1456 50 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TIP.HNN. ML:1.9 0.00034194005 1.24 AML other m 2019-08-20T02:25:33.11
MN.TIP.HHN. ML:1.9 0.00037802735 0.4592 AML other m 2019-08-20T02:25:34.10
MN.TIP.HHE. ML:1.9 0.00032606939999999993 0.4592 AML other m 2019-08-20T02:25:35.68
MN.TIP.HNE. ML:1.8 0.00031503170000000004 0.48 AML other m 2019-08-20T02:25:35.68
IV.PIPA.HHN. ML:2.3 0.00069863905 0.2 AML other m 2019-08-20T02:25:37.59
IV.PIPA.HNE. ML:2.5 0.0011383589999999998 0.2608 AML other m 2019-08-20T02:25:41.24
IV.PIPA.HHE. ML:2.5 0.0011785955000000001 0.28 AML other m 2019-08-20T02:25:41.24
IV.PIPA.HNN. ML:2.3 0.0006990559999999999 0.3808 AML other m 2019-08-20T02:25:42.30
IV.CELI.HNN. ML:2.0 0.00023629534999999998 0.4208 AML other m 2019-08-20T02:25:44.36
IV.CELI.HHN. ML:2.4 0.0006083191999999999 0.4016 AML other m 2019-08-20T02:25:44.16
IV.CELI.HNE. ML:2.0 0.00020217285000000002 1.1984 AML other m 2019-08-20T02:25:44.36
IV.CELI.HHE. ML:2.3 0.0004257257 0.3408 AML other m 2019-08-20T02:25:45.49
IV.SPS2.HHN. ML:1.9 0.00012698914999999998 0.3008 AML other m 2019-08-20T02:25:48.64
IV.GRI.EHE. ML:2.1 0.0001738846 0.3392 AML other m 2019-08-20T02:25:49.83
IV.SPS2.HHE. ML:1.8 0.00009847471500000001 0.3392 AML other m 2019-08-20T02:25:50.43
IV.TDS.HHN. ML:1.8 0.00007731462 1.3408 AML other m 2019-08-20T02:25:51.99
IV.GRI.EHN. ML:2.0 0.0001603282 0.32 AML other m 2019-08-20T02:25:52.37
IV.TDS.HHE. ML:1.6 0.000057154315 0.8208 AML other m 2019-08-20T02:25:55.54
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