Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 08-05-2023 and time 19:15:37 (Italy) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.5 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 08-05-2023 17:15:37 (UTC)
  • 08-05-2023 19:15:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.0340, 17.1760 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Crotone KR 7 62178 62178
Isola di Capo Rizzuto KR 11 17643 79821
Cutro KR 17 10541 90362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km SE of Crotone (62178 inhabitants)
52 Km E of Catanzaro (90612 inhabitants)
74 Km E of Lamezia Terme (70714 inhabitants)
84 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
Reviewed
Rev100 		ML 1.5 2023-05-08
17:15:37		 39.0345 17.1765 10 2023-05-08
17:31:53		 Sala Sismica INGV-Roma 117156911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-08 17:15:37 ± 0.29
Latitude 39.0345 ± 0.0117
Longitude 17.1765 ± 0.0197
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117156911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1690
Semi-minor axis of confidence ellipse (meter) 1260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 1690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 178
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.43712
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 117156911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-08 17:31:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2023-05-08T17:17:40.81 3.0 positive manual Pg 18.16 0
IV.LRP.EHZ. 2023-05-08T17:17:34.38 3.0 undecidable manual Sg 9.89 0
MN.TRI.HHZ. 2023-05-08T17:17:23.46 3.0 positive manual Pn -4.34 0
IV.BRSN.HNZ. 2023-05-08T17:17:13.81 3.0 undecidable manual Pn -4.18 0
IV.FRON.EHZ. 2023-05-08T17:17:12.88 3.0 undecidable manual Pg 7.18 0
IV.MMO1.EHZ. 2023-05-08T17:17:07.42 3.0 undecidable manual Pg 12.14 0
IV.HPAC.HHZ. 2023-05-08T17:17:01.89 3.0 undecidable manual Sn -1.49 0
7C.SPAOL.HNZ. 2023-05-08T17:16:46.85 3.0 undecidable manual Sg 0.57 0
IV.CMPR.HHZ. 2023-05-08T17:16:35.80 3.0 undecidable manual Sn -3.3 0
OT.OT17.EHZ. 2023-05-08T17:16:27.39 3.0 negative manual Pn -3.14 0
IV.MPAZ.HHE. 2023-05-08T17:16:02.54 0.3 undecidable manual P 221 157.2204 50 -0.21 60
IV.SCTE.HHE. 2023-05-08T17:16:02.84 1.0 undecidable manual P 43 159.5181 50 -0.27 19
IV.CELI.HHZ. 2023-05-08T17:15:58.70 0.6 undecidable manual S 306 70.4739 50 0.27 50
XE.BIDON.HHE. 2023-05-08T17:15:57.26 1.0 undecidable manual P 329 118.3926 50 0.49 22
IV.PIPA.HNZ. 2023-05-08T17:15:54.59 0.6 undecidable manual S 328 58.7967 50 -0.74 40
IV.PLAC.HHE. 2023-05-08T17:15:53.11 0.6 undecidable manual P 225 91.0422 50 0.55 45
IV.SELL.HHZ. 2023-05-08T17:15:52.37 0.3 undecidable manual S 263 47.619 50 0.03 79
IV.CAR1.HHZ. 2023-05-08T17:15:51.85 0.3 positive manual P 287 86.5467 50 0 73
IV.SERS.HHZ. 2023-05-08T17:15:51.00 0.6 undecidable manual S 270 42.0246 50 0.15 54
IV.SPS2.HHZ. 2023-05-08T17:15:51.04 0.6 positive manual P 292 77.4669 50 0.58 46
IV.PIPA.HNZ. 2023-05-08T17:15:48.12 0.3 undecidable manual P 328 58.7967 50 0.54 72
IV.CELI.HHZ. 2023-05-08T17:15:48.88 0.6 undecidable manual P 306 70.4739 50 -0.5 44
IV.SELL.HHZ. 2023-05-08T17:15:45.45 0.3 undecidable manual P 263 47.619 50 -0.41 71
IV.SERS.HHZ. 2023-05-08T17:15:44.75 0.1 negative manual P 270 42.0246 50 -0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SELL.HHE. ML:1.6 0.0001101 0.52 AML other m 2023-05-08T17:15:55.02
IV.SELL.HHN. ML:1.5 0.0000896 1.58 AML other m 2023-05-08T17:15:55.02
IV.CELI.HHN. ML:1.4 0.00003765048 2.0352 AML other m 2023-05-08T17:15:59.16
IV.CELI.HHE. ML:1.5 0.00005006876 0.4864 AML other m 2023-05-08T17:15:59.14
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