Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 18-10-2022 and time 13:51:50 (UTC) in region Costa Ionica Catanzarese (Catanzaro)

A magnitude ML 1.5 earthquake occured in region: Costa Ionica Catanzarese (Catanzaro), on

  • 18-10-2022 13:51:50 (UTC)
  • 18-10-2022 15:51:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.8140, 16.6680 at 38 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.

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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
Sellia Marina CZ 12 7513 7513
Stalettì CZ 12 2433 9946
Catanzaro CZ 12 90612 100558
San Floro CZ 13 716 101274
Squillace CZ 13 3608 104882
Borgia CZ 13 7611 112493
Soveria Simeri CZ 15 1564 114057
Montauro CZ 15 1732 115789
Gasperina CZ 16 2160 117949
Simeri Crichi CZ 16 4698 122647
Soverato CZ 17 9204 131851
Caraffa di Catanzaro CZ 17 1866 133717
Settingiano CZ 18 3124 136841
Montepaone CZ 18 5282 142123
Vallefiorita CZ 18 1771 143894
Sellia CZ 19 530 144424
Amaroni CZ 19 1855 146279
Marcellinara CZ 20 2285 148564
Cropani CZ 20 4778 153342

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SE of Catanzaro (90612 inhabitants)
35 Km SE of Lamezia Terme (70714 inhabitants)
50 Km SW of Crotone (62178 inhabitants)
64 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
Bulletin
Rev1000 		ML 1.5 2022-10-18
13:51:50		 38.8138 16.6683 38 2024-03-01
15:28:06		 Bollettino Sismico Italiano INGV 112197481
Reviewed
Rev100 		ML 1.6 2022-10-18
13:51:49		 38.8155 16.7965 47 2022-10-18
13:58:47		 Sala Sismica INGV-Roma 110942541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-18 13:51:50 ± 0.4
Latitude 38.8138 ± 0.0225
Longitude 16.6683 ± 0.0600
Depth (km) 38 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112197481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5549
Semi-minor axis of confidence ellipse (meter) 711
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 292
Circular confidence region, given by single value of horizontal uncertainty (meter) 5550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.90382
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 112197481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-12 00:39:01

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 110942541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-18 13:58:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2022-10-18T13:53:43.78 3.0 undecidable manual Sn -9.99 0
IV.FAGN.HHZ. 2022-10-18T13:53:28.41 3.0 undecidable manual Sn -9.99 0
IV.ARRO.EHZ. 2022-10-18T13:53:15.06 3.0 negative manual Pg 13.9 0
IV.PIEI.HHZ. 2022-10-18T13:53:08.97 3.0 positive manual Pn -4.31 0
IV.EPZF.HHZ. 2022-10-18T13:52:46.59 3.0 undecidable manual Sg 8.13 0
IV.MFNL.HHZ. 2022-10-18T13:52:44.96 3.0 undecidable manual Pg 8.85 0
IV.BSSO.HHZ. 2022-10-18T13:52:42.82 3.0 undecidable manual Pg 3.62 0
IV.RNI2.HHZ. 2022-10-18T13:52:39.95 3.0 undecidable manual Pn -3.32 0
IV.IFIL.HHZ. 2022-10-18T13:52:36.86 3.0 undecidable manual Sn 0.57 0
IV.ESAL.HHZ. 2022-10-18T13:52:35.24 3.0 undecidable manual Sn -0.34 0
IX.CLT3.EHZ.02 2022-10-18T13:52:33.17 3.0 undecidable manual Pg 5.4 0
IV.CAR1.HHZ. 2022-10-18T13:52:12.00 0.6 undecidable manual S 321 62.6928 91 0.78 39
IV.PLAC.HHZ. 2022-10-18T13:52:08.24 0.6 undecidable manual S 206 45.1215 102 0.79 39
1J.FX14.HHZ.00 2022-10-18T13:52:08.05 3.0 positive manual Pn -0.09 0
IV.CET2.HHZ. 2022-10-18T13:52:07.15 0.3 undecidable manual P 322 100.3218 90 0.01 68
MN.TIP.HHZ. 2022-10-18T13:52:06.50 0.3 undecidable manual S 11 41.3253 109 -0.16 73
IV.SERS.HHZ. 2022-10-18T13:52:04.15 0.3 undecidable manual S 4 24.6531 135 0.51 70
IV.GRI.EHN. 2022-10-18T13:52:02.72 0.6 undecidable manual S 273 21.4674 140 -0.45 49
IV.CAR1.HHZ. 2022-10-18T13:52:02.10 0.3 undecidable manual P 321 62.6928 91 -0.35 68
IV.CELI.HHE. 2022-10-18T13:52:02.95 0.3 undecidable manual P 348 66.7776 91 -0.01 72
IV.PLAC.HHZ. 2022-10-18T13:52:00.25 0.1 undecidable manual P 206 45.1215 102 -0.02 100
MN.TIP.HHZ. 2022-10-18T13:51:59.45 0.1 undecidable manual P 11 41.3253 109 -0.37 94
IV.SERS.HHZ. 2022-10-18T13:51:58.61 0.1 positive manual P 4 24.6531 135 0.54 92
IV.GRI.EHN. 2022-10-18T13:51:56.84 0.3 undecidable manual P 273 21.4674 140 -0.96 60
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HHN. ML:1.4 0.000078 0.22 AML other m 2022-10-18T13:52:04.30
IV.SPS2.HHE. ML:1.3 0.000028 0.68 AML other m 2022-10-18T13:52:04.45
IV.SPS2.HHN. ML:1.3 0.000032600000000000006 0.28 AML other m 2022-10-18T13:52:04.48
IV.SERS.HNN. ML:1.4 0.00007549298 0.4032 AML other m 2022-10-18T13:52:05.00
IV.SERS.HHE. ML:1.4 0.00007915 0.4 AML other m 2022-10-18T13:52:05.01
MN.TIP.HHN. ML:1.3 0.00005225 0.38 AML other m 2022-10-18T13:52:06.73
MN.TIP.HHE. ML:1.0 0.0000257 1.02 AML other m 2022-10-18T13:52:07.65
IV.PLAC.HHE. ML:1.6 0.0000751 0.34 AML other m 2022-10-18T13:52:08.81
IV.PLAC.HHN. ML:1.6 0.00007875 1.44 AML other m 2022-10-18T13:52:09.15
IV.CAR1.HHN. ML:1.5 0.00005465000000000001 0.42 AML other m 2022-10-18T13:52:14.45
IV.CAR1.HHE. ML:1.6 0.00006655787500000001 0.3776 AML other m 2022-10-18T13:52:16.18
IV.CET2.HHE. ML:1.6 0.00003395 0.52 AML other m 2022-10-18T13:52:21.31
IV.CET2.HHN. ML:1.8 0.00005295 1.22 AML other m 2022-10-18T13:52:21.70
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