Earthquake with magnitude of ML 1.8 on date 22-10-2023 and time 14:32:01 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.8 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 22-10-2023 12:32:01 (UTC)
  • 22-10-2023 14:32:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5270, 15.9170 at 19 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
Nicotera VV 2 6290 6290
San Ferdinando RC 5 4490 10780
Limbadi VV 5 3695 14475
Joppolo VV 7 1926 16401
Rosarno RC 7 14841 31242
San Calogero VV 10 4315 35557
Gioia Tauro RC 11 19864 55421
Rombiolo VV 11 4569 59990
Spilinga VV 11 1464 61454
Ricadi VV 12 4900 66354
Rizziconi RC 13 7829 74183
Filandari VV 14 1853 76036
Candidoni RC 15 416 76452
Feroleto della Chiesa RC 15 1695 78147
Laureana di Borrello RC 15 5174 83321
Mileto VV 15 6763 90084
Zaccanopoli VV 15 752 90836
Drapia VV 16 2085 92921
Zungri VV 16 1976 94897
Melicucco RC 16 5101 99998
Serrata RC 16 845 100843
Ionadi VV 17 4238 105081
Tropea VV 17 6441 111522
Parghelia VV 17 1300 112822
Anoia RC 18 2212 115034
San Costantino Calabro VV 18 2239 117273
Cessaniti VV 18 3290 120563
Galatro RC 18 1709 122272
Maropati RC 18 1524 123796
San Pietro di Caridà RC 19 1195 124991
Francica VV 19 1651 126642
Polistena RC 19 10496 137138
Palmi RC 20 18930 156068
Cinquefrondi RC 20 6539 162607

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NE of Messina (238439 inhabitants)
52 Km NE of Reggio di Calabria (183035 inhabitants)
61 Km SW of Lamezia Terme (70714 inhabitants)
72 Km SW of Catanzaro (90612 inhabitants)
90 Km SW 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 2023-10-22
12:32:01
38.5273 15.9168 19 2023-10-22
12:38:52
Sala Sismica INGV-Roma 122286181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-22 12:32:01 ± 0.4
Latitude 38.5273 ± 0.0171
Longitude 15.9168 ± 0.0276
Depth (km) 19 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122286181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2570
Semi-minor axis of confidence ellipse (meter) 343
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 301
Circular confidence region, given by single value of horizontal uncertainty (meter) 2570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.16817
Epicentral distance of station farthest from the epicenter (degree) 0.78691
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 122286181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-22 12:38:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2023-10-22T12:32:17.59 0.6 undecidable manual S 167 51.8037 102 -0.55 45
IV.PLAC.HHZ. 2023-10-22T12:32:16.96 0.6 undecidable manual S 101 46.1205 104 0.3 49
IV.MRCB.HHZ. 2023-10-22T12:32:16.20 0.3 undecidable manual S 205 44.622 104 -0.08 77
IV.SERS.HHZ. 2023-10-22T12:32:15.96 0.1 undecidable manual P 50 87.3459 96 -0.63 81
IV.SICLA.EHZ. 2023-10-22T12:32:14.31 0.3 undecidable manual S 210 34.8429 110 0.53 68
IY.OPPI.HHE. 2023-10-22T12:32:12.08 0.3 undecidable manual S 164 29.9478 113 -0.49 72
IV.SOI.EHZ. 2023-10-22T12:32:11.56 0.1 undecidable manual P 167 51.8037 102 0.39 93
IV.MRCB.HHZ. 2023-10-22T12:32:10.86 0.6 positive manual P 205 44.622 104 0.77 41
IV.PLAC.HHZ. 2023-10-22T12:32:10.91 1.0 positive manual P 101 46.1205 104 0.6 22
IY.SPDC.HHZ. 2023-10-22T12:32:09.67 0.6 undecidable manual S 90 18.6702 128 -0.3 50
IY.OPPI.HHE. 2023-10-22T12:32:08.19 0.1 undecidable manual P 164 29.9478 113 0.24 100
IV.SICLA.EHZ. 2023-10-22T12:32:07.66 0.1 undecidable manual P 210 34.8429 110 -0.99 78
IY.SPDC.HHZ. 2023-10-22T12:32:07.13 0.3 undecidable manual P 90 18.6702 128 0.68 68
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IY.SPDC.HHE. ML:1.8 0.0003605 0.42 AML other m 2023-10-22T12:32:10.35
IY.SPDC.HHN. ML:1.7 0.000303 1.54 AML other m 2023-10-22T12:32:12.10
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