Earthquake with magnitude of ML 1.5 on date 31-03-2024 and time 18:37:43 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.5 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 31-03-2024 16:37:43 (UTC)
  • 31-03-2024 18:37:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.7700, 16.0120 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
Briatico VV 5 4053 4053
Zambrone VV 8 1775 5828
Cessaniti VV 12 3290 9118
Parghelia VV 12 1300 10418
Zungri VV 13 1976 12394
Vibo Valentia VV 13 33941 46335
Pizzo VV 14 9278 55613
Zaccanopoli VV 14 752 56365
Sant'Onofrio VV 14 3067 59432
Tropea VV 14 6441 65873
Drapia VV 14 2085 67958
Stefanaconi VV 14 2494 70452
San Costantino Calabro VV 16 2239 72691
San Gregorio d'Ippona VV 16 2527 75218
Ionadi VV 16 4238 79456
Filandari VV 17 1853 81309
Maierato VV 17 2188 83497
Spilinga VV 18 1464 84961
Francica VV 18 1651 86612
Mileto VV 19 6763 93375
Rombiolo VV 19 4569 97944

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Lamezia Terme (70714 inhabitants)
53 Km W of Catanzaro (90612 inhabitants)
62 Km SW of Cosenza (67546 inhabitants)
75 Km NE of Messina (238439 inhabitants)
80 Km NE of Reggio di Calabria (183035 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 2024-03-31
16:37:43
38.7695 16.0123 10 2024-03-31
16:45:28
Sala Sismica INGV-Roma 126345911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-31 16:37:43 ± 0.17
Latitude 38.7695 ± 0.0063
Longitude 16.0123 ± 0.0138
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126345911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1151
Semi-minor axis of confidence ellipse (meter) 566
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 266
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 162
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95238
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 126345911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-31 16:45:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
XE.T0702.HHZ. 2024-03-31T16:38:14.31 0.3 undecidable manual S 3 105.7164 50 0.32 62
IV.CET2.HHZ. 2024-03-31T16:38:07.97 0.3 undecidable manual S 357 84.3489 50 -0.32 64
IV.CELI.HHN. 2024-03-31T16:38:07.90 0.3 undecidable manual S 31 82.251 50 0.18 66
IV.SERS.HNE. 2024-03-31T16:38:03.66 0.3 undecidable manual S 63 65.49 50 0.43 65
IV.SELL.HHE. 2024-03-31T16:38:02.10 0.3 undecidable manual S 66 58.1973 50 0.8 58
XE.T0702.HHZ. 2024-03-31T16:38:00.80 0.1 undecidable manual P 3 105.7164 50 -0.16 85
IV.PLAC.HHZ. 2024-03-31T16:37:59.48 0.3 undecidable manual S 134 51.2154 50 0.04 72
IV.CELI.HHN. 2024-03-31T16:37:57.46 0.1 undecidable manual P 31 82.251 50 0.12 90
IV.CET2.HHZ. 2024-03-31T16:37:57.56 0.1 undecidable manual P 357 84.3489 50 -0.11 90
IV.SERS.HNE. 2024-03-31T16:37:54.21 0.1 undecidable manual P 63 65.49 50 -0.54 84
IV.SELL.HHE. 2024-03-31T16:37:54.40 0.1 undecidable manual P 66 58.1973 50 0.76 78
IV.GRI.EHZ. 2024-03-31T16:37:54.61 0.3 undecidable manual S 80 35.742 50 -0.69 63
IY.SPDC.HHZ. 2024-03-31T16:37:53.92 0.6 undecidable manual S 159 28.8489 50 0.44 46
IV.PLAC.HHZ. 2024-03-31T16:37:52.51 0.6 positive manual P 134 51.2154 50 -0.05 48
IV.LADO.EHZ. 2024-03-31T16:37:52.81 3.0 undecidable manual S 0
IV.NICCA.HNN. 2024-03-31T16:37:51.95 0.6 undecidable manual S 195 24.4533 50 -0.34 48
IV.LADO.EHZ. 2024-03-31T16:37:50.12 3.0 positive manual P -0.44 0
IY.SPDC.HHZ. 2024-03-31T16:37:49.48 0.1 positive manual P 159 28.8489 50 0.36 94
IY.CHCE.HHE.00 2024-03-31T16:37:49.45 0.1 undecidable manual P 105 36.0417 50 -0.77 81
IV.GRI.EHZ. 2024-03-31T16:37:49.63 0.1 undecidable manual P 80 35.742 50 -0.54 89
IV.NICCA.HNN. 2024-03-31T16:37:48.54 0.1 undecidable manual P 195 24.4533 50 0.11 100
IV.BRICA.EHZ. 2024-03-31T16:37:47.02 0.6 undecidable manual S 164 5.2947 153 -0.2 51
IV.BRICA.EHZ. 2024-03-31T16:37:45.80 0.1 undecidable manual P 164 5.2947 153 0.3 99
IV.SPS2.HHZ. 2024-03-31T16:37:44.11 3.0 negative manual P 0.25 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRICA.HNE. ML:1.4 0.00041049999999999995 0.7 AML other m 2024-03-31T16:37:47.55
IV.BRICA.EHN. ML:1.4 0.000399 0.24 AML other m 2024-03-31T16:37:47.56
IV.BRICA.EHE. ML:1.3 0.0003155 1.12 AML other m 2024-03-31T16:37:47.06
IV.BRICA.HNN. ML:1.1 0.00021920275 0.12 AML other m 2024-03-31T16:37:48.49
IV.CET2.HHE. ML:1.9 0.000099366365 0.88 AML other m 2024-03-31T16:38:08.20
IV.CET2.HHN. ML:1.9 0.00009992458500000001 0.36 AML other m 2024-03-31T16:38:12.40
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download