Earthquake with magnitude of ML 1.8 on date 18-08-2020 and time 07:42:43 (UTC) 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) 39.1630, 17.2910 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
39.1632 17.2907 9 2020-11-19
12:37:00
Bollettino Sismico Italiano INGV 82790051
Reviewed
Rev100
ML 1.8 2020-08-18
07:42:43
39.1642 17.3357 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 39.1632 ± 0.0108
Longitude 17.2907 ± 0.0174
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) 1300.0
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) 0.00000
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(km) 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 223 108.2139 50 0.6 59
OT.TAR1.HHZ. 2020-08-18T07:43:09.11 0.6 undecidable manual P 360 151.1376 50 0.42 38
IV.CELI.HHZ. 2020-08-18T07:43:06.06 0.3 undecidable manual S 292 72.1722 50 0.16 71
IV.ORI.HHN. 2020-08-18T07:43:04.71 0.6 undecidable manual P 324 121.8891 50 0.54 39
XK.SELL.HHZ. 2020-08-18T07:43:03.03 0.3 undecidable manual S 251 60.495 50 0.26 71
IV.PLAC.HHE. 2020-08-18T07:43:02.31 0.6 undecidable manual P 223 108.2139 50 0.25 43
IV.SALB.HHZ. 2020-08-18T07:43:02.46 0.1 undecidable manual P 315 113.1978 50 -0.37 83
IV.SERS.HHZ. 2020-08-18T07:43:00.72 0.6 undecidable manual S 255 53.7018 50 -0.25 48
IV.TDS.HHZ. 2020-08-18T07:43:00.79 0.1 undecidable manual P 304 98.5236 50 0.21 88
IV.CAR1.HHZ. 2020-08-18T07:42:59.99 0.1 undecidable manual P 276 93.3399 50 0.22 89
IV.GRI.EHE. 2020-08-18T07:42:58.53 0.1 undecidable manual P 244 84.0492 50 0.18 91
MN.TIP.HHZ. 2020-08-18T07:42:58.45 0.3 undecidable manual S 272 45.8208 50 -0.41 70
IV.SPS2.HHZ. 2020-08-18T07:42:58.64 0.1 undecidable manual P 280 83.0502 50 0.46 86
IV.CELI.HHZ. 2020-08-18T07:42:56.33 0.1 undecidable manual P 292 72.1722 50 -0.19 93
XK.SELL.HHZ. 2020-08-18T07:42:54.33 0.1 undecidable manual P 251 60.495 50 -0.38 92
IV.LADO.EHZ. 2020-08-18T07:42:54.93 0.3 undecidable manual S 297 29.9478 107 0.4 72
IV.SERS.HHZ. 2020-08-18T07:42:53.22 0.1 undecidable manual P 255 53.7018 50 -0.45 91
MN.TIP.HHZ. 2020-08-18T07:42:51.95 0.1 undecidable manual P 272 45.8208 50 -0.5 92
IV.LADO.EHZ. 2020-08-18T07:42:49.72 0.1 undecidable manual P 297 29.9478 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 0.00015150000000000002 1.26 AML other m 2020-08-18T07:42:59.68
MN.TIP.HNE. ML:1.8 0.00018619999999999997 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 0.00022799999999999999 0.8 AML other m 2020-08-18T07:43:04.63
IV.SERS.HHE. ML:1.9 0.00017649999999999998 0.7 AML other m 2020-08-18T07:43:06.62
IV.CAR1.HHE. ML:2.0 0.00009955 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 0.0000434 0.42 AML other m 2020-08-18T07:43:13.52
IV.SPS2.HHE. ML:1.6 0.00005695 0.38 AML other m 2020-08-18T07:43:13.75
IV.CAR1.HHN. ML:2.0 0.000122 0.46 AML other m 2020-08-18T07:43:15.66
IV.TDS.HHN. ML:1.7 0.0000558 1.36 AML other m 2020-08-18T07:43:15.78
IV.TDS.HHE. ML:1.6 0.0000474 1.2 AML other m 2020-08-18T07:43:15.97
IV.SALB.HHE. ML:1.8 0.000048049999999999996 1.18 AML other m 2020-08-18T07:43:21.28
IV.SALB.HHN. ML:1.9 0.0000593 1.68 AML other m 2020-08-18T07:43:23.05
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