Earthquake with magnitude of ML 2.3 on date 01-02-2021 and time 09:37:46 (UTC) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 2.3 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 01-02-2021 09:37:46 (UTC)
  • 01-02-2021 10:37:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6970, 15.9500 at 28 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km SE of Reggio di Calabria (183035 inhabitants)
65 Km SE of Messina (238439 inhabitants)
70 Km E of Acireale (52622 inhabitants)
79 Km E of Catania (314555 inhabitants)
92 Km NE of Siracusa (122291 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 2.3 2021-02-01
09:37:46
37.6973 15.9503 28 2021-07-12
16:55:13
Bollettino Sismico Italiano INGV 90552031
Reviewed
Rev100
ML 2.3 2021-02-01
09:37:46
37.6825 15.963 10 2021-02-01
09:52:04
Sala Sismica INGV-Roma 86759361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-01 09:37:46 ± 0.2
Latitude 37.6973 ± 0.0135
Longitude 15.9503 ± 0.0182
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90552031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1883
Semi-minor axis of confidence ellipse (meter) 919
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 1880.0
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 37
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.18531
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 86759361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-01 09:52:04

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 90552031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-01 01:49:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRTO.HHZ. 2021-02-01T09:39:17.09 3.0 undecidable manual Sn 2.14 0
IV.PZUN.HHZ. 2021-02-01T09:39:17.92 3.0 undecidable manual Sg 12.24 0
IV.VBKN.HHZ. 2021-02-01T09:39:17.63 3.0 undecidable manual Sn 2.52 0
IV.FOSV.EHZ. 2021-02-01T09:39:16.57 3.0 undecidable manual Pn 2.35 0
AC.KBN.HHZ. 2021-02-01T09:39:13.69 3.0 undecidable manual Pg 16.950001 0
IV.CAFE.HHZ. 2021-02-01T09:39:08.07 3.0 undecidable manual Sn -7.88 0
IV.RNI2.HHZ. 2021-02-01T09:39:03.83 3.0 undecidable manual Pg 15.14 0
IT.LRNO.HNZ. 2021-02-01T09:38:50.08 3.0 undecidable manual Pn 2.08 0
IV.MRVN.HHZ. 2021-02-01T09:38:36.48 3.0 negative manual Pn -0.46 0
IV.AMUR.HHZ. 2021-02-01T09:38:34.39 3.0 positive manual Pn -0.98 0
IV.MCEL.HHZ. 2021-02-01T09:38:32.60 3.0 undecidable manual Pg 5.85 0
IV.HMDC.HHZ. 2021-02-01T09:38:23.19 0.6 undecidable manual S 232 131.5683 54 -0.32 45
IV.HAVL.HHZ. 2021-02-01T09:38:18.21 0.6 undecidable manual S 222 109.7124 100 -0.15 49
IV.HLNI.HHZ. 2021-02-01T09:38:15.28 0.6 undecidable manual S 248 102.4197 100 -1.18 33
IV.SSY.HHZ. 2021-02-01T09:38:15.13 0.6 undecidable manual S 232 97.7244 101 -0.08 51
IV.PLAC.HHZ. 2021-02-01T09:38:14.54 0.6 undecidable manual S 27 93.6396 101 0.38 48
IV.HCRL.HHZ. 2021-02-01T09:38:13.78 0.6 undecidable manual S 241 92.9403 102 -0.18 50
IV.MPNC.HHZ. 2021-02-01T09:38:09.27 0.3 undecidable manual S 314 72.1722 105 0.69 71
IV.AIO.HHZ. 2021-02-01T09:38:08.07 0.6 undecidable manual S 296 69.7746 106 0.11 55
IV.HMDC.HHZ. 2021-02-01T09:38:07.91 0.3 undecidable manual P 232 131.5683 54 0.14 70
IV.SICLA.EHE. 2021-02-01T09:38:06.35 0.6 undecidable manual S 342 65.3901 107 -0.47 49
MN.CEL.HHZ. 2021-02-01T09:38:05.79 0.3 undecidable manual S 356 62.6928 108 -0.34 76
IV.MUCR.HHZ. 2021-02-01T09:38:04.02 0.3 undecidable manual P 292 101.7204 100 0.43 71
IV.HAVL.HHZ. 2021-02-01T09:38:04.98 0.3 undecidable manual P 222 109.7124 100 0.19 73
IV.SSY.HHZ. 2021-02-01T09:38:03.32 0.1 undecidable manual P 232 97.7244 101 0.34 97
IV.HLNI.HHZ. 2021-02-01T09:38:03.50 0.1 undecidable manual P 248 102.4197 100 -0.19 98
IV.JOPP.HHZ. 2021-02-01T09:38:02.50 0.3 undecidable manual P 357 101.0211 100 -0.98 56
IV.HCRL.HHZ. 2021-02-01T09:38:02.57 0.3 undecidable manual P 241 92.9403 102 0.32 74
IV.PLAC.HHZ. 2021-02-01T09:38:02.58 0.1 undecidable manual P 27 93.6396 101 0.21 100
IV.NOV.HHZ. 2021-02-01T09:38:00.70 0.3 undecidable manual P 297 80.1642 104 0.37 75
IV.HAGA.HHE. 2021-02-01T09:38:00.20 0.3 undecidable manual P 237 83.6496 103 -0.65 68
IV.SOI.EHZ. 2021-02-01T09:38:00.77 0.3 undecidable manual S 12 42.7239 117 -0.42 78
IV.AIO.HHZ. 2021-02-01T09:37:59.30 0.1 undecidable manual P 296 69.7746 106 0.51 99
IV.MPNC.HHZ. 2021-02-01T09:37:59.04 0.3 undecidable manual P 314 72.1722 105 -0.11 79
IV.SICLA.EHE. 2021-02-01T09:37:58.02 0.6 undecidable manual P 342 65.3901 107 -0.11 53
MN.CEL.HHZ. 2021-02-01T09:37:57.29 0.3 undecidable manual P 356 62.6928 108 -0.44 75
IV.SOI.EHZ. 2021-02-01T09:37:55.41 0.3 undecidable manual P 12 42.7239 117 0.53 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:1.9 0.00023099999999999998 0.24 AML other m 2021-02-01T09:38:01.46
IV.SOI.EHE. ML:1.9 0.000202 0.38 AML other m 2021-02-01T09:38:03.54
MN.CEL.HHN. ML:2.0 0.00019600000000000002 0.56 AML other m 2021-02-01T09:38:05.80
MN.CEL.HNN. ML:2.1 0.000211 0.56 AML other m 2021-02-01T09:38:05.80
MN.CEL.HNE. ML:2.2 0.00028349999999999995 0.96 AML other m 2021-02-01T09:38:07.29
MN.CEL.HHE. ML:2.2 0.00028700000000000004 0.94 AML other m 2021-02-01T09:38:07.29
IV.MPNC.HHN. ML:2.4 0.00040249999999999997 1.04 AML other m 2021-02-01T09:38:10.66
IV.MPNC.HHE. ML:2.3 0.0003045 0.3 AML other m 2021-02-01T09:38:11.86
IV.HCRL.HHE. ML:2.4 0.0002925 1.2 AML other m 2021-02-01T09:38:14.04
IV.NOV.HHN. ML:2.5 0.000407 0.56 AML other m 2021-02-01T09:38:14.65
IV.NOV.HHE. ML:2.6 0.000484 1.4 AML other m 2021-02-01T09:38:16.93
IV.HCRL.HHN. ML:2.3 0.00019250000000000002 0.92 AML other m 2021-02-01T09:38:16.66
IV.HLNI.HHN. ML:2.4 0.000224 0.92 AML other m 2021-02-01T09:38:16.81
IV.SSY.HHN. ML:3.0 0.001129 0.68 AML other m 2021-02-01T09:38:16.85
IV.SSY.HHE. ML:2.7 0.0005250000000000001 1.26 AML other m 2021-02-01T09:38:17.79
IV.HLNI.HHE. ML:2.5 0.000264 0.1 AML other m 2021-02-01T09:38:17.25
IV.PLAC.HHE. ML:1.9 0.00008879999999999999 0.48 AML other m 2021-02-01T09:38:17.27
IV.HAVL.HHN. ML:2.5 0.000265 0.74 AML other m 2021-02-01T09:38:18.47
IV.HAVL.HHE. ML:2.5 0.00024249999999999999 1 AML other m 2021-02-01T09:38:19.96
IV.PLAC.HHN. ML:2.0 0.0000932 1.58 AML other m 2021-02-01T09:38:20.88
IV.MUCR.HHN. ML:2.3 0.00017999999999999998 0.9 AML other m 2021-02-01T09:38:21.09
IV.MUCR.HHE. ML:2.2 0.000133 1.18 AML other m 2021-02-01T09:38:22.85
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
Waveforms Seismic signals in miniseed + resp format Download