Earthquake with magnitude of ML 1.5 on date 15-02-2023 and time 20:26:22 (Italy) 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

  • 15-02-2023 19:26:22 (UTC)
  • 15-02-2023 20:26:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9110, 15.9920 at 44 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Palizzi RC 1 2480 2480
Bova Marina RC 7 4235 6715
Bova RC 11 448 7163
Staiti RC 11 248 7411
Brancaleone RC 12 3584 10995
Bruzzano Zeffirio RC 14 1111 12106
Condofuri RC 16 5113 17219
Ferruzzano RC 17 772 17991
Roccaforte del Greco RC 17 476 18467
San Lorenzo RC 18 2640 21107
Melito di Porto Salvo RC 18 11355 32462
Samo RC 19 809 33271
Bagaladi RC 20 1039 34310
Africo RC 20 3075 37385
Roghudi RC 20 1104 38489

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km SE of Reggio di Calabria (183035 inhabitants)
50 Km SE of Messina (238439 inhabitants)
80 Km E of Acireale (52622 inhabitants)
92 Km NE of Catania (314555 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 2023-02-15
19:26:22
37.9112 15.9917 44 2024-03-01
17:18:09
Bollettino Sismico Italiano INGV 117554051
Reviewed
Rev100
ML 1.5 2023-02-15
19:26:22
37.8912 15.9967 45 2024-03-01
16:59:46
Sala Sismica INGV-Roma 114460891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-15 19:26:22 ± 0.15
Latitude 37.9112 ± 0.0108
Longitude 15.9917 ± 0.0137
Depth (km) 44 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117554051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1483
Semi-minor axis of confidence ellipse (meter) 629
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 1480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 275
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55488
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117554051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-21 12:54:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 114460891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-15 19:34:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2023-02-15T19:26:52.70 3.0 undecidable manual Sn -0.22 0
IV.SSY.HHZ. 2023-02-15T19:26:52.24 3.0 undecidable manual Sn -0.38 0
IV.SSY.HHZ. 2023-02-15T19:26:40.01 3.0 positive manual Pn 0.46 0
IV.HLNI.HHZ. 2023-02-15T19:26:39.98 3.0 undecidable manual Pn 0.26 0
IV.MRCB.HHZ. 2023-02-15T19:26:39.12 0.6 undecidable manual S 318 37.5291 127 0.25 46
IV.MTTG.HHZ. 2023-02-15T19:26:37.33 0.3 undecidable manual S 292 27.4503 138 0.06 72
TV.GMB1.HHZ. 2023-02-15T19:26:37.90 0.3 undecidable manual S 332 32.745 132 -0.16 69
IV.SOI.EHN. 2023-02-15T19:26:36.20 0.6 undecidable manual S 17 18.7701 150 0.03 49
IV.MPAZ.HHZ. 2023-02-15T19:26:35.25 0.3 undecidable manual S 16 4.7952 172 0.05 74
IV.MPNC.HHZ. 2023-02-15T19:26:35.00 0.3 undecidable manual P 295 61.5939 107 0.23 66
IV.MSRU.HHZ. 2023-02-15T19:26:34.29 0.6 undecidable manual P 313 57.498 109 0 46
TV.GMB1.HHZ. 2023-02-15T19:26:31.68 0.3 undecidable manual P 332 32.745 132 0.07 71
IV.MRCB.HHZ. 2023-02-15T19:26:31.89 0.1 undecidable manual P 318 37.5291 127 -0.19 92
IV.MTTG.HHZ. 2023-02-15T19:26:30.99 0.1 undecidable manual P 292 27.4503 138 -0.16 94
IV.SOI.EHN. 2023-02-15T19:26:30.65 0.1 negative manual P 17 18.7701 150 0.13 96
IY.CNDF.HHN.00 2023-02-15T19:26:30.19 1.0 undecidable manual P 311 15.5733 155 -0.15 24
IV.MPAZ.HHZ. 2023-02-15T19:26:29.89 0.1 undecidable manual P 16 4.7952 172 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MPAZ.HHN. ML:1.6 0.00013450000000000002 1.16 AML other m 2023-02-15T19:26:36.92
IV.MPAZ.HHE. ML:1.2 0.00005312978 0.7552 AML other m 2023-02-15T19:26:35.90
IV.MTTG.HHN. ML:1.6 0.00010489999999999999 0.54 AML other m 2023-02-15T19:26:38.31
IV.MTTG.HHE. ML:1.6 0.00010960000000000001 1.44 AML other m 2023-02-15T19:26:38.17
IV.MRCB.HHN. ML:1.3 0.000046399999999999996 0.8 AML other m 2023-02-15T19:26:40.48
IV.MRCB.HHE. ML:1.5 0.0000735 0.76 AML other m 2023-02-15T19:26:40.95
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