Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 04-05-2023 and time 06:33:03 (UTC) in region 3 km W Cutro (KR)

A magnitude ML 1.7 earthquake occured in region: 3 km W Cutro (KR), on

  • 04-05-2023 06:33:03 (UTC)
  • 04-05-2023 08:33:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.0290, 16.9460 at 6 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
Cutro KR 3 10541 10541
San Mauro Marchesato KR 9 2157 12698
Marcedusa CZ 9 448 13146
Scandale KR 11 3169 16315
Botricello CZ 12 5220 21535
Roccabernarda KR 13 3393 24928
Santa Severina KR 14 2131 27059
Belcastro CZ 14 1399 28458
Mesoraca KR 14 6523 34981
Isola di Capo Rizzuto KR 15 17643 52624
Cropani CZ 16 4778 57402
Andali CZ 16 769 58171
Petilia Policastro KR 16 9173 67344
Petronà CZ 16 2629 69973
Crotone KR 17 62178 132151
Cerva CZ 18 1223 133374
Rocca di Neto KR 19 5687 139061
Sersale CZ 19 4630 143691

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km W of Crotone (62178 inhabitants)
33 Km E of Catanzaro (90612 inhabitants)
54 Km E of Lamezia Terme (70714 inhabitants)
66 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 1.7 2023-05-04
06:33:03		 39.0293 16.9458 6 2023-05-04
06:56:33		 Sala Sismica INGV-Roma 117009391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-04 06:33:03 ± 0.35
Latitude 39.0293 ± 0.0117
Longitude 16.9458 ± 0.0185
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117009391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1541
Semi-minor axis of confidence ellipse (meter) 1114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 285
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 226
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70147
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 117009391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-04 06:56:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.VARN.HHZ. 2023-05-04T06:35:00.53 3.0 undecidable manual Pn 0.28 0
IV.RCAV.EHZ. 2023-05-04T06:34:58.65 3.0 undecidable manual Sn -3.04 0
IV.VVLD.HHZ. 2023-05-04T06:34:56.35 3.0 undecidable manual Sg 3.09 0
IV.OSSC.HHZ. 2023-05-04T06:34:33.71 3.0 undecidable manual Pn -4.43 0
IV.GATE.HHZ. 2023-05-04T06:34:28.22 3.0 undecidable manual Sn -3.69 0
IV.PLLN.EHZ. 2023-05-04T06:34:22.84 3.0 undecidable manual Sg 6.15 0
IV.VCEL.EHZ. 2023-05-04T06:34:13.69 3.0 undecidable manual Pg 4.46 0
IV.ERC.EHZ. 2023-05-04T06:34:11.96 3.0 undecidable manual Pg 11.63 0
IT.LRNO.HNZ. 2023-05-04T06:34:01.34 3.0 undecidable manual Pg 4.89 0
IV.RAFF.HHZ. 2023-05-04T06:33:46.00 3.0 undecidable manual Pn -1.95 0
IV.CAR1.HHZ. 2023-05-04T06:33:25.77 0.3 undecidable manual S 292 67.8765 50 0.47 65
IV.CELI.HHZ. 2023-05-04T06:33:22.38 0.6 undecidable manual S 318 55.8996 50 0.28 46
IV.GRI.EHZ. 2023-05-04T06:33:20.44 0.3 undecidable manual S 243 50.9157 50 -0.31 70
IV.PLAC.HHZ. 2023-05-04T06:33:17.94 0.1 undecidable manual P 214 77.8665 50 0.3 88
IV.CAR1.HHZ. 2023-05-04T06:33:16.47 0.6 undecidable manual P 292 67.8765 50 0.37 44
IV.SPS2.HHZ. 2023-05-04T06:33:14.70 0.1 undecidable manual P 299 59.7957 50 -0.14 95
IV.CELI.HHZ. 2023-05-04T06:33:13.79 0.1 undecidable manual P 318 55.8996 50 -0.46 89
IV.GRI.EHZ. 2023-05-04T06:33:13.36 0.6 negative manual P 243 50.9157 50 -0.11 48
IV.PIPA.HHZ. 2023-05-04T06:33:13.39 0.1 undecidable manual P 348 51.8037 50 -0.22 94
IV.SELL.HHZ. 2023-05-04T06:33:12.69 0.3 undecidable manual S 259 27.8499 102 -0.72 64
IV.SERS.HHZ. 2023-05-04T06:33:11.69 0.6 undecidable manual S 272 22.1556 105 0.21 50
IV.SELL.HHZ. 2023-05-04T06:33:09.38 0.1 undecidable manual P 259 27.8499 102 0.15 100
IV.SERS.HHZ. 2023-05-04T06:33:08.50 0.1 negative manual P 272 22.1556 105 0.38 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HHE. ML:1.8 0.00041900000000000005 1.76 AML other m 2023-05-04T06:33:11.94
IV.SERS.HHN. ML:1.7 0.00034094255 0.2624 AML other m 2023-05-04T06:33:13.10
IV.SELL.HHE. ML:1.5 0.00017394569999999997 0.32 AML other m 2023-05-04T06:33:15.27
IV.SELL.HNE. ML:2.0 0.000523 0.32 AML other m 2023-05-04T06:33:15.27
IV.SELL.HNN. ML:1.6 0.00021410230000000003 0.352 AML other m 2023-05-04T06:33:13.30
IV.SELL.HHN. ML:1.2 0.00008334201500000001 0.3584 AML other m 2023-05-04T06:33:14.27
IV.GRI.EHN. ML:2.0 0.00028300000000000005 0.38 AML other m 2023-05-04T06:33:21.78
IV.GRI.EHE. ML:2.0 0.000251 0.38 AML other m 2023-05-04T06:33:21.79
IV.CELI.HHN. ML:1.4 0.000055599999999999996 0.66 AML other m 2023-05-04T06:33:22.68
IV.PIPA.HHN. ML:1.6 0.00010564999999999999 1.26 AML other m 2023-05-04T06:33:24.64
IV.PIPA.HHE. ML:1.7 0.00013450000000000002 0.54 AML other m 2023-05-04T06:33:24.13
IV.SPS2.HHN. ML:1.6 0.00008829999999999999 1.46 AML other m 2023-05-04T06:33:25.26
IV.CELI.HHE. ML:1.4 0.00005640000000000001 0.62 AML other m 2023-05-04T06:33:26.36
IV.SPS2.HHE. ML:1.6 0.0000882 1.52 AML other m 2023-05-04T06:33:26.17
IV.CAR1.HHE. ML:1.8 0.00011475000000000001 1.16 AML other m 2023-05-04T06:33:28.69
IV.CAR1.HHN. ML:1.8 0.00011649999999999999 0.5 AML other m 2023-05-04T06:33:28.28
IV.SERS.HNE. ML:1.6 0.00028454235 0.2592 AML other m 2023-05-04T06:33:12.98
IV.SERS.HNN. ML:1.7 0.00036808390000000004 0.24 AML other m 2023-05-04T06:33:11.94
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