Earthquake with magnitude of ML 1.1 on date 22-07-2020 and time 03:51:40 (UTC) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.1 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 22-07-2020 03:51:40 (UTC)
  • 22-07-2020 05:51:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.42, 17.2 at 15 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
CirĂ² Marina KR 8 14902 14902
CirĂ² KR 13 2936 17838
Crucoli KR 17 3115 20953
Melissa KR 20 3549 24502

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Crotone (62178 inhabitants)
77 Km NE of Catanzaro (90612 inhabitants)
82 Km E of Cosenza (67546 inhabitants)
90 Km NE 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 1.1 2020-07-22
03:51:40
39.42 17.2 15 2020-11-19
12:37:03
Bollettino Sismico Italiano INGV 83560201
Reviewed
Rev100
ML 1.0 2020-07-22
03:51:40
39.45 17.18 10 2020-07-22
05:02:51
Sala Sismica INGV-Roma 81230811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-22 03:51:40 ± 0.2
Latitude 39.42 ± 0.02
Longitude 17.20 ± 0.03
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83560201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3414
Semi-minor axis of confidence ellipse (meter) 475
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 308
Circular confidence region, given by single value of horizontal uncertainty (meter) 3410
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 317
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.21584
Epicentral distance of station farthest from the epicenter (degree) 0.61963
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 83560201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-06 17:15:08

ML:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 81230811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-22 05:02:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
XK.SELL.HHZ. 2020-07-22T03:52:01.57 0.6 undecidable manual S 226 0.6196 94 0.39 43
MN.TIP.HHZ. 2020-07-22T03:51:54.90 0.6 undecidable manual S 235 0.4155 97 -0.26 47
XK.SELL.HHZ. 2020-07-22T03:51:52.28 0.3 undecidable manual P 226 0.6196 94 -0.09 69
XK.ALB1.HNZ. 2020-07-22T03:51:52.26 0.6 undecidable manual P 230 0.6097 94 0.06 47
IV.SERS.HHZ. 2020-07-22T03:51:51.12 0.1 undecidable manual P 226 0.5486 95 -0.04 94
IV.CELI.HHZ. 2020-07-22T03:51:50.90 0.3 undecidable manual P 269 0.5333 95 0 72
IV.LADO.EHZ. 2020-07-22T03:51:49.34 0.6 undecidable manual S 232 0.2158 108 -0.01 51
MN.TIP.HHZ. 2020-07-22T03:51:48.77 0.1 undecidable manual P 235 0.4155 97 -0.12 95
IV.LADO.EHZ. 2020-07-22T03:51:45.65 0.1 undecidable manual P 232 0.2158 108 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LADO.EHE. ML:1.7 0.0003001278 0.2208 AML other m 2020-07-22T03:51:49.81
IV.LADO.EHN. ML:1.6 0.0002392118 1.7184 AML other m 2020-07-22T03:51:50.00
IV.SERS.HNN. ML:1 2.04043125E-5 1.3984 AML other m 2020-07-22T03:51:52.07
MN.TIP.HNN. ML:1.3 6.2189235E-5 1.1392 AML other m 2020-07-22T03:51:53.18
MN.TIP.HHE. ML:0.6 9.783022E-6 0.3616 AML other m 2020-07-22T03:51:55.57
MN.TIP.HHN. ML:0.6 9.8015555E-6 0.6592 AML other m 2020-07-22T03:51:59.16
MN.TIP.HNE. ML:1.6 0.00010712836 1.28 AML other m 2020-07-22T03:52:00.79
IV.CELI.HHE. ML:0.9 1.64539595E-5 1.5808 AML other m 2020-07-22T03:52:02.83
IV.SERS.HHE. ML:0.9 1.577818E-5 0.4192 AML other m 2020-07-22T03:52:03.96
IV.SERS.HHN. ML:0.7 1.2350258E-5 0.3008 AML other m 2020-07-22T03:52:04.35
IV.CELI.HHN. ML:0.9 1.51262055E-5 0.88 AML other m 2020-07-22T03:52:06.27
IV.SERS.HNE. ML:1.3 4.1429215E-5 0.8 AML other m 2020-07-22T03:52:06.54
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