Earthquake with magnitude of ML 1.8 on date 18-08-2020 and time 09:42:43 (Italy) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.8 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 18-08-2020 07:42:43 (UTC)
  • 18-08-2020 09:42:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.16, 17.29 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Crotone KR 17 62178 62178

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Crotone (62178 inhabitants)
67 Km E of Catanzaro (90612 inhabitants)
86 Km E of Lamezia Terme (70714 inhabitants)
90 Km E of Cosenza (67546 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 1.8 2020-08-18
07:42:43
39.16 17.29 9 2020-11-19
12:37:00
Bollettino Sismico Italiano INGV 82790051
Reviewed
Rev100
ML 1.8 2020-08-18
07:42:43
39.16 17.34 10 2020-08-18
08:04:08
Sala Sismica INGV-Roma 82108471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-18 07:42:43 ± 0.32
Latitude 39.16 ± 0.01
Longitude 17.29 ± 0.02
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82790051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1302
Semi-minor axis of confidence ellipse (meter) 1292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 314
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.36157
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 16
Type of magnitude ML
Reference to an origin 82790051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-10 12:50:22

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 16
Type of magnitude ML
Reference to an origin 82108471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-18 08:04:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CMPR.HHZ. 2020-08-18T07:43:24.31 3.0 undecidable manual Sn 0.57 0
IV.PLAC.HHE. 2020-08-18T07:43:16.10 0.3 undecidable manual S 223 0.9749 50 0.6 59
OT.TAR1.HHZ. 2020-08-18T07:43:09.11 0.6 undecidable manual P 360 1.3616 50 0.42 38
IV.CELI.HHZ. 2020-08-18T07:43:06.06 0.3 undecidable manual S 292 0.6502 50 0.16 71
IV.ORI.HHN. 2020-08-18T07:43:04.71 0.6 undecidable manual P 324 1.0981 50 0.54 39
XK.SELL.HHZ. 2020-08-18T07:43:03.03 0.3 undecidable manual S 251 0.545 50 0.26 71
IV.SALB.HHZ. 2020-08-18T07:43:02.46 0.1 undecidable manual P 315 1.0198 50 -0.37 83
IV.PLAC.HHE. 2020-08-18T07:43:02.31 0.6 undecidable manual P 223 0.9749 50 0.25 43
IV.TDS.HHZ. 2020-08-18T07:43:00.79 0.1 undecidable manual P 304 0.8876 50 0.21 88
IV.SERS.HHZ. 2020-08-18T07:43:00.72 0.6 undecidable manual S 255 0.4838 50 -0.25 48
IV.CAR1.HHZ. 2020-08-18T07:42:59.99 0.1 undecidable manual P 276 0.8409 50 0.22 89
MN.TIP.HHZ. 2020-08-18T07:42:58.45 0.3 undecidable manual S 272 0.4128 50 -0.41 70
IV.SPS2.HHZ. 2020-08-18T07:42:58.64 0.1 undecidable manual P 280 0.7482 50 0.46 86
IV.GRI.EHE. 2020-08-18T07:42:58.53 0.1 undecidable manual P 244 0.7572 50 0.18 91
IV.CELI.HHZ. 2020-08-18T07:42:56.33 0.1 undecidable manual P 292 0.6502 50 -0.19 93
XK.SELL.HHZ. 2020-08-18T07:42:54.33 0.1 undecidable manual P 251 0.545 50 -0.38 92
IV.LADO.EHZ. 2020-08-18T07:42:54.93 0.3 undecidable manual S 297 0.2698 107 0.4 72
IV.SERS.HHZ. 2020-08-18T07:42:53.22 0.1 undecidable manual P 255 0.4838 50 -0.45 91
MN.TIP.HHZ. 2020-08-18T07:42:51.95 0.1 undecidable manual P 272 0.4128 50 -0.5 92
IV.LADO.EHZ. 2020-08-18T07:42:49.72 0.1 undecidable manual P 297 0.2698 107 -0.23 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TIP.HHE. ML:1.7 0.0001515 1.26 AML other m 2020-08-18T07:42:59.68
MN.TIP.HNE. ML:1.8 0.0001862 1.22 AML other m 2020-08-18T07:42:59.68
MN.TIP.HNN. ML:1.8 0.0001985 0.54 AML other m 2020-08-18T07:43:00.62
MN.TIP.HHN. ML:1.7 0.000145 0.98 AML other m 2020-08-18T07:43:00.36
IV.SERS.HHN. ML:2 0.000228 0.8 AML other m 2020-08-18T07:43:04.63
IV.SERS.HHE. ML:1.9 0.0001765 0.7 AML other m 2020-08-18T07:43:06.62
IV.CAR1.HHE. ML:2 9.955E-5 0.6 AML other m 2020-08-18T07:43:07.42
IV.CELI.HHE. ML:1.8 0.0001008 0.98 AML other m 2020-08-18T07:43:09.34
IV.CELI.HHN. ML:1.9 0.0001225 0.88 AML other m 2020-08-18T07:43:09.55
IV.SPS2.HHN. ML:1.5 4.34E-5 0.42 AML other m 2020-08-18T07:43:13.52
IV.SPS2.HHE. ML:1.6 5.695E-5 0.38 AML other m 2020-08-18T07:43:13.75
IV.CAR1.HHN. ML:2 0.000122 0.46 AML other m 2020-08-18T07:43:15.66
IV.TDS.HHN. ML:1.7 5.58E-5 1.36 AML other m 2020-08-18T07:43:15.78
IV.TDS.HHE. ML:1.6 4.74E-5 1.2 AML other m 2020-08-18T07:43:15.97
IV.SALB.HHE. ML:1.8 4.805E-5 1.18 AML other m 2020-08-18T07:43:21.28
IV.SALB.HHN. ML:1.9 5.93E-5 1.68 AML other m 2020-08-18T07:43:23.05
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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