Earthquake with magnitude of ML 1.5 on date 07-10-2023 and time 15:55:55 (UTC) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 1.5 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 07-10-2023 15:55:55 (UTC)
  • 07-10-2023 17:55:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1380, 16.4150 at 11 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
Locri RC 17 12504 12504
Siderno RC 18 18191 30695
Marina di Gioiosa Ionica RC 20 6625 37320

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km E of Reggio di Calabria (183035 inhabitants)
75 Km E of Messina (238439 inhabitants)
87 Km S of Catanzaro (90612 inhabitants)
94 Km S of Lamezia Terme (70714 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 2023-10-07
15:55:55
38.1383 16.4152 11 2023-10-07
16:05:37
Sala Sismica INGV-Roma 121862001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-07 15:55:55 ± 0.17
Latitude 38.1383 ± 0.0090
Longitude 16.4152 ± 0.0103
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121862001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1190
Semi-minor axis of confidence ellipse (meter) 610
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 319
Circular confidence region, given by single value of horizontal uncertainty (meter) 1190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57916
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 121862001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-07 16:05:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.IDI.HHZ. 2023-10-07T15:57:51.14 3.0 negative manual Pg 8.45 0
IV.GIUL.HHZ. 2023-10-07T15:57:49.49 3.0 undecidable manual Sn -5.7 0
IV.NARO.HHZ. 2023-10-07T15:57:47.28 3.0 negative manual Pg 17.23 0
IV.MOCL.EHZ. 2023-10-07T15:57:38.55 3.0 undecidable manual Pn -3.58 0
TV.SU26.HHZ. 2023-10-07T15:57:31.55 3.0 positive manual Pn 0.92 0
IV.FDMO.HHZ. 2023-10-07T15:57:28.32 3.0 undecidable manual Pg 7.63 0
IV.RIBO.EHZ.01 2023-10-07T15:57:26.92 3.0 positive manual Pn -4.74 0
IV.FIAM.HHZ. 2023-10-07T15:57:19.93 3.0 negative manual Pg 8.49 0
IV.ALJA.HHZ. 2023-10-07T15:57:06.16 3.0 undecidable manual Sg 3.76 0
IV.RESU.HHZ. 2023-10-07T15:56:53.23 3.0 undecidable manual Sn -3.75 0
IV.TDS.HHZ. 2023-10-07T15:56:48.58 3.0 undecidable manual S -0.98 0
AC.SRN.HHZ. 2023-10-07T15:56:47.04 3.0 undecidable manual Pg -1.24 0
IV.HPAC.HHZ. 2023-10-07T15:56:45.31 3.0 undecidable manual Sn -5.92 0
IV.SCIAC.HHZ. 2023-10-07T15:56:40.32 3.0 undecidable manual Pg -0.16 0
IV.MRCB.HHZ. 2023-10-07T15:56:14.33 0.3 undecidable manual S 273 62.1933 50 -0.03 76
IV.GMB1.HHZ. 2023-10-07T15:56:11.89 0.1 undecidable manual S 274 52.2033 50 0.19 99
IV.MPAZ.HHE. 2023-10-07T15:56:08.60 0.6 undecidable manual S 240 41.2254 50 -0.15 51
IV.SOI.EHZ. 2023-10-07T15:56:06.09 0.3 undecidable manual S 257 32.3454 50 -0.29 76
IV.MRCB.HHZ. 2023-10-07T15:56:06.17 0.3 undecidable manual P 273 62.1933 50 -0.12 74
IV.MTTG.HHZ. 2023-10-07T15:56:06.55 0.1 undecidable manual P 257 64.2912 50 -0.06 100
IV.GMB1.HHZ. 2023-10-07T15:56:04.97 0.3 undecidable manual P 274 52.2033 50 0.21 74
IV.MPAZ.HHE. 2023-10-07T15:56:03.34 0.3 undecidable manual P 240 41.2254 50 0.28 75
IV.SOI.EHZ. 2023-10-07T15:56:01.65 1.0 undecidable manual P 257 32.3454 50 -0.04 27
IV.PLAC.HHZ. 2023-10-07T15:56:01.93 0.3 positive manual P 3 34.5432 50 -0.1 78
7C.CSGE1.HNE. 2023-10-07T15:56:00.14 0.3 undecidable manual P 311 22.4553 50 -0.02 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.1 0.00005915 0.32 AML other m 2023-10-07T15:56:07.22
IV.SOI.EHN. ML:1.2 0.00007189999999999999 0.88 AML other m 2023-10-07T15:56:07.76
IV.PLAC.HHN. ML:1.5 0.000126 1.66 AML other m 2023-10-07T15:56:09.95
IV.PLAC.HHE. ML:1.5 0.0001285 1.36 AML other m 2023-10-07T15:56:10.77
IV.GMB1.HHN. ML:1.6 0.0001075 0.44 AML other m 2023-10-07T15:56:13.39
IV.GMB1.HNE. ML:1.6 0.00009305 0.98 AML other m 2023-10-07T15:56:14.84
IV.GMB1.HNN. ML:1.7 0.000127 0.36 AML other m 2023-10-07T15:56:14.74
IV.GMB1.HHE. ML:1.6 0.00010795000000000001 0.36 AML other m 2023-10-07T15:56:14.75
IV.MRCB.HHE. ML:1.5 0.00006235 1.2 AML other m 2023-10-07T15:56:18.91
IV.MRCB.HHN. ML:1.4 0.00005275000000000001 1.22 AML other m 2023-10-07T15:56:18.35
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