Earthquake with magnitude of ML 1.0 on date 15-08-2021 and time 15:39:07 (Italy) in region 7 km W Crotone (KR)

A magnitude ML 1.0 earthquake occured in region: 7 km W Crotone (KR), on

  • 15-08-2021 13:39:07 (UTC)
  • 15-08-2021 15:39:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.1060, 17.0570 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.

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 7 62178 62178
Scandale KR 9 3169 65347
Cutro KR 10 10541 75888
Rocca di Neto KR 11 5687 81575
San Mauro Marchesato KR 12 2157 83732
Santa Severina KR 13 2131 85863
Roccabernarda KR 16 3393 89256
Isola di Capo Rizzuto KR 17 17643 106899
Casabona KR 18 2718 109617
Strongoli KR 18 6571 116188
Belvedere di Spinello KR 19 2297 118485

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km W of Crotone (62178 inhabitants)
46 Km NE of Catanzaro (90612 inhabitants)
65 Km E of Lamezia Terme (70714 inhabitants)
72 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 1.0 2021-08-15
13:39:07
39.1055 17.057 16 2021-12-29
11:12:33
Bollettino Sismico Italiano INGV 95951011
Reviewed
Rev100
ML 1.2 2021-08-15
13:39:05
39.11 17.108 35 2021-08-15
13:45:02
Sala Sismica INGV-Roma 94200711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-15 13:39:07 ± 0.43
Latitude 39.1055 ± 0.0306
Longitude 17.0570 ± 0.0359
Depth (km) 16 ± 7 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95951011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3951
Semi-minor axis of confidence ellipse (meter) 2012
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 3950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 269
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.18796
Epicentral distance of station farthest from the epicenter (degree) 0.51801
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 95951011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-27 15:47:37

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 94200711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-15 13:45:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SELL.HHE. 2021-08-15T13:39:21.35 0.6 undecidable manual S 250 39.4272 101 0.67 43
IV.SERS.HHZ. 2021-08-15T13:39:18.62 0.3 undecidable manual S 256 32.6451 104 -0.31 70
IV.CELI.HHZ. 2021-08-15T13:39:17.79 0.3 undecidable manual P 305 57.498 96 -0.12 70
MN.TIP.HHZ. 2021-08-15T13:39:17.18 0.3 undecidable manual S 288 26.9508 108 -0.29 71
IV.LADO.EHZ. 2021-08-15T13:39:16.79 0.6 undecidable manual S 341 20.868 116 0.83 40
IV.PIPA.HHE. 2021-08-15T13:39:16.08 0.6 undecidable manual P 334 46.9197 98 -0.22 47
IV.SELL.HHE. 2021-08-15T13:39:15.31 0.3 undecidable manual P 250 39.4272 101 0.16 72
IV.SERS.HHZ. 2021-08-15T13:39:14.20 0.1 undecidable manual P 256 32.6451 104 0.06 99
MN.TIP.HHZ. 2021-08-15T13:39:13.35 0.1 undecidable manual P 288 26.9508 108 0.06 100
IV.LADO.EHZ. 2021-08-15T13:39:12.16 0.1 undecidable manual P 341 20.868 116 -0.26 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LADO.EHN. ML:1.2 0.0000864 0.26 AML other m 2021-08-15T13:39:18.16
IV.LADO.EHE. ML:1.3 0.0001107 0.64 AML other m 2021-08-15T13:39:19.07
MN.TIP.HHN. ML:0.8 0.000032349999999999994 0.28 AML other m 2021-08-15T13:39:19.40
IV.SERS.HHE. ML:0.9 0.000033350000000000004 1.62 AML other m 2021-08-15T13:39:20.93
IV.SERS.HHN. ML:0.9 0.0000367 0.28 AML other m 2021-08-15T13:39:21.14
IV.SERS.HNN. ML:1.0 0.000041629315 1.6224 AML other m 2021-08-15T13:39:21.94
MN.TIP.HHE. ML:0.8 0.000028450000000000004 1.44 AML other m 2021-08-15T13:39:23.18
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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