Earthquake with magnitude of ML 1.8 on date 03-12-2023 and time 01:21:34 (UTC) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.8 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 03-12-2023 01:21:34 (UTC)
  • 03-12-2023 02:21:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.9220, 17.1450 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Isola di Capo Rizzuto KR 6 17643 17643
Crotone KR 18 62178 79821
Cutro KR 19 10541 90362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km S of Crotone (62178 inhabitants)
48 Km E of Catanzaro (90612 inhabitants)
72 Km E of Lamezia Terme (70714 inhabitants)
87 Km SE 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 1.8 2023-12-03
01:21:34
38.9223 17.1452 10 2023-12-03
01:28:11
Sala Sismica INGV-Roma 123727651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-03 01:21:34 ± 0.6
Latitude 38.9223 ± 0.0297
Longitude 17.1452 ± 0.0393
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123727651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3940
Semi-minor axis of confidence ellipse (meter) 2560
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 313
Circular confidence region, given by single value of horizontal uncertainty (meter) 3940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 238
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.59
Epicentral distance of station closest to the epicenter (degree) 0.25721
Epicentral distance of station farthest from the epicenter (degree) 0.72665
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 123727651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-03 01:28:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SERS.HHZ. 2023-12-03T01:21:49.02 0.6 undecidable manual S 288 41.3253 50 0.75 41
IV.PLAC.HHZ. 2023-12-03T01:21:49.24 0.1 undecidable manual P 230 80.6637 50 0.72 78
IV.SELL.HHZ. 2023-12-03T01:21:49.58 0.6 undecidable manual S 279 45.1215 50 0.29 47
IV.SPS2.HHZ. 2023-12-03T01:21:48.76 0.6 positive manual P 301 80.5638 50 0.25 45
IV.CELI.HHZ. 2023-12-03T01:21:47.09 0.1 undecidable manual P 314 76.368 50 -0.78 77
IV.PIPA.HHE. 2023-12-03T01:21:46.54 0.1 undecidable manual P 336 68.5758 50 -0.12 94
IY.MCDA.HHZ.00 2023-12-03T01:21:45.79 0.6 undecidable manual S 293 28.5492 50 0.94 39
IY.CIRK.HHE.00 2023-12-03T01:21:45.14 0.1 undecidable manual P 352 52.2033 50 1 73
IV.LADO.EHE. 2023-12-03T01:21:42.73 0.1 undecidable manual P 340 42.624 50 0.07 100
IV.SELL.HHZ. 2023-12-03T01:21:42.22 0.1 undecidable manual P 279 45.1215 50 -0.83 79
IV.SERS.HHZ. 2023-12-03T01:21:41.67 0.1 undecidable manual P 288 41.3253 50 -0.8 81
IY.MCDA.HHZ.00 2023-12-03T01:21:40.23 0.1 undecidable manual P 293 28.5492 50 -0.26 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IY.MCDA.HHE.00 ML:2.0 0.0005505 1.56 AML other m 2023-12-03T01:21:48.92
IY.MCDA.HHN.00 ML:2.0 0.0005340000000000001 1.04 AML other m 2023-12-03T01:21:49.67
IV.SERS.HHN. ML:1.8 0.000203 0.36 AML other m 2023-12-03T01:21:50.27
IV.SERS.HHE. ML:1.8 0.00022499999999999997 0.44 AML other m 2023-12-03T01:21:50.36
IV.SELL.HNE. ML:2.2 0.0004255 0.46 AML other m 2023-12-03T01:21:51.48
IV.SELL.HNN. ML:2.0 0.0002855 1.54 AML other m 2023-12-03T01:21:51.84
IV.SELL.HHN. ML:1.5 0.00008965000000000001 1.5 AML other m 2023-12-03T01:21:51.84
IV.SELL.HHE. ML:1.7 0.000145 0.56 AML other m 2023-12-03T01:21:51.99
IV.SPS2.HHN. ML:1.5 0.0000439 0.86 AML other m 2023-12-03T01:22:03.09
IV.SPS2.HHE. ML:1.6 0.000050549999999999995 1.56 AML other m 2023-12-03T01:22:05.06
IV.CELI.HHE. ML:1.6 0.000060200000000000006 1.24 AML other m 2023-12-03T01:22:07.88
IV.CELI.HHN. ML:1.7 0.00007505 1.58 AML other m 2023-12-03T01:22:11.05
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