Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 22-10-2021 and time 06:04:21 (UTC) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 2.2 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 22-10-2021 06:04:21 (UTC)
  • 22-10-2021 08:04:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6360, 16.2510 at 37 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km SE of Reggio di Calabria (183035 inhabitants)
87 Km SE of Messina (238439 inhabitants)
96 Km E of Acireale (52622 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 2.2 2021-10-22
06:04:21		 37.6358 16.2508 37 2022-03-30
13:04:38		 Bollettino Sismico Italiano INGV 101229611
Reviewed
Rev100 		ML 2.2 2021-10-22
06:04:21		 37.6207 16.2763 34 2021-10-22
06:17:59		 Sala Sismica INGV-Roma 96868241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-22 06:04:21 ± 0.25
Latitude 37.6358 ± 0.0099
Longitude 16.2508 ± 0.0227
Depth (km) 37 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101229611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2134
Semi-minor axis of confidence ellipse (meter) 499
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 2130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 33
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) 1.59270
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 96868241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-22 06:17:59

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 101229611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-21 14:23:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2021-10-22T06:06:17.44 3.0 undecidable manual Sg 13.05 0
IV.ARVD.HHZ. 2021-10-22T06:06:14.67 3.0 undecidable manual Pg 20.450001 0
IV.VAGA.HHZ. 2021-10-22T06:06:10.29 3.0 undecidable manual Sn 0.05 0
IV.CRMI.HHZ. 2021-10-22T06:06:09.54 3.0 undecidable manual Pn 2.17 0
IV.PAOL.HHZ. 2021-10-22T06:06:09.04 3.0 undecidable manual Sg 9.78 0
IV.MMO1.EHZ. 2021-10-22T06:06:05.34 3.0 undecidable manual Pg 20.200001 0
IX.COL3.HHZ.02 2021-10-22T06:06:01.11 3.0 undecidable manual Sg 13.95 0
IV.ATFO.HHZ. 2021-10-22T06:05:54.80 3.0 undecidable manual Pn 0.63 0
IV.SACS.HHZ. 2021-10-22T06:05:53.70 3.0 undecidable manual Pn 2.33 0
IV.FAGN.HHZ. 2021-10-22T06:05:52.97 3.0 negative manual Pg 16.84 0
IV.MCRV.HHZ. 2021-10-22T06:05:49.09 3.0 undecidable manual Sn -1.04 0
IV.MTMR.EHZ. 2021-10-22T06:05:49.05 3.0 undecidable manual Sn -5.07 0
IV.NOCI.HHZ. 2021-10-22T06:05:42.30 3.0 undecidable manual Sn -7.4 0
IT.PLTA.HNZ. 2021-10-22T06:05:37.07 3.0 undecidable manual Pg 9.96 0
IV.VVLD.HHZ. 2021-10-22T06:05:28.74 3.0 undecidable manual Pn -2.29 0
IT.GLNS.HNZ. 2021-10-22T06:05:28.36 3.0 undecidable manual Pn 1.23 0
IV.MCRV.HHZ. 2021-10-22T06:05:18.37 3.0 undecidable manual Pg 6.89 0
IV.ISPIC.EHE. 2021-10-22T06:05:02.46 0.6 undecidable manual S 232 152.2365 54 0.61 37
IV.HMDC.HHZ. 2021-10-22T06:05:01.47 0.6 undecidable manual S 240 149.739 54 0.17 42
IV.HAVL.HHZ. 2021-10-22T06:04:55.88 0.6 undecidable manual S 233 124.6863 54 -0.03 45
IV.HLNI.HHZ. 2021-10-22T06:04:54.87 0.6 undecidable manual S 256 125.4744 54 -1.21 29
IV.JOPP.HHZ. 2021-10-22T06:04:52.32 0.6 undecidable manual S 344 112.2987 54 -0.92 35
IV.MPNC.HHZ. 2021-10-22T06:04:51.51 0.6 undecidable manual S 306 96.9252 54 1.59 27
IV.HSRS.HHE. 2021-10-22T06:04:51.13 0.6 undecidable manual S 237 108.9132 54 -1.37 28
IV.HAGA.HHZ. 2021-10-22T06:04:50.21 0.6 undecidable manual S 248 104.0181 54 -1.25 30
IV.PLAC.HHE. 2021-10-22T06:04:48.57 0.6 undecidable manual S 10 91.7415 54 -0.23 47
IV.FERC.HHZ. 2021-10-22T06:04:48.63 0.6 undecidable manual S 353 91.242 54 -0.07 48
MN.TIP.HHE. 2021-10-22T06:04:48.01 0.6 undecidable manual P 14 176.7897 54 0.1 37
MN.CEL.HHZ. 2021-10-22T06:04:45.25 0.3 undecidable manual S 336 75.9684 54 -0.16 73
IV.MSFR.HHZ. 2021-10-22T06:04:45.85 0.3 undecidable manual P 287 151.9368 54 1.03 47
IV.ISPIC.EHE. 2021-10-22T06:04:45.29 0.3 undecidable manual P 232 152.2365 54 0.43 59
IV.SERS.HHE. 2021-10-22T06:04:45.83 0.3 undecidable manual P 14 159.9177 54 0.02 62
IV.HMDC.HHZ. 2021-10-22T06:04:44.83 0.3 undecidable manual P 240 149.739 54 0.29 61
IV.HVZN.HHZ. 2021-10-22T06:04:43.91 0.6 undecidable manual P 250 144.5442 54 0.02 44
IV.MUCR.HHZ. 2021-10-22T06:04:42.57 0.3 undecidable manual P 291 128.7711 54 0.63 59
IV.MTTG.HHZ. 2021-10-22T06:04:42.23 0.3 undecidable manual S 310 63.1923 116 -0.38 73
IV.HLNI.HHZ. 2021-10-22T06:04:41.24 0.1 undecidable manual P 256 125.4744 54 -0.28 86
IV.HAVL.HHZ. 2021-10-22T06:04:41.53 0.1 undecidable manual P 233 124.6863 54 0.1 90
IV.MILZ.HHZ. 2021-10-22T06:04:40.31 0.1 undecidable manual P 309 113.6973 54 0.26 89
IV.HSRS.HHE. 2021-10-22T06:04:39.30 0.1 undecidable manual P 237 108.9132 54 -0.16 92
IV.JOPP.HHZ. 2021-10-22T06:04:39.71 0.3 undecidable manual P 344 112.2987 54 -0.18 68
IV.SOI.EHZ. 2021-10-22T06:04:39.96 0.3 undecidable manual S 341 51.5151 122 0.09 77
IV.AIO.HHZ. 2021-10-22T06:04:38.32 0.3 undecidable manual P 293 96.6255 54 0.38 67
IV.HAGA.HHZ. 2021-10-22T06:04:38.54 0.3 undecidable manual P 248 104.0181 54 -0.32 67
IV.MPNC.HHZ. 2021-10-22T06:04:38.32 0.3 undecidable manual P 306 96.9252 54 0.35 68
IV.FERC.HHZ. 2021-10-22T06:04:37.44 0.1 undecidable manual P 353 91.242 54 0.18 95
IV.PLAC.HHE. 2021-10-22T06:04:37.02 0.3 undecidable manual P 10 91.7415 54 -0.3 69
MN.CEL.HHZ. 2021-10-22T06:04:35.21 0.1 negative manual P 336 75.9684 54 -0.15 98
IV.MTTG.HHZ. 2021-10-22T06:04:33.87 0.1 negative manual P 310 63.1923 116 0.12 100
IV.SOI.EHZ. 2021-10-22T06:04:32.01 0.3 undecidable manual P 341 51.5151 122 -0.16 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:1.7 0.00010205726000000001 0.1792 AML other m 2021-10-22T06:04:32.25
IV.SOI.EHE. ML:1.7 0.00010419999999999998 0.4 AML other m 2021-10-22T06:04:40.68
IV.MTTG.HHE. ML:2.0 0.00016 0.48 AML other m 2021-10-22T06:04:45.08
MN.CEL.HHE. ML:2.3 0.0002545 1.36 AML other m 2021-10-22T06:04:45.07
MN.CEL.HNE. ML:2.4 0.00029133765 1.3792 AML other m 2021-10-22T06:04:45.07
MN.CEL.HHN. ML:2.0 0.00014029805 0.48 AML other m 2021-10-22T06:04:45.96
MN.CEL.HNN. ML:2.0 0.0001436494 0.48 AML other m 2021-10-22T06:04:45.73
IV.MTTG.HHN. ML:1.9 0.00013450000000000002 0.6 AML other m 2021-10-22T06:04:48.44
IV.HAGA.HHN. ML:2.4 0.0002419854 0.0992 AML other m 2021-10-22T06:04:50.44
IV.AIO.HHE. ML:1.6 0.0000373 0.8 AML other m 2021-10-22T06:04:50.51
IV.AIO.HHN. ML:1.7 0.0000487 1.3 AML other m 2021-10-22T06:04:50.30
IV.JOPP.HHE. ML:1.6 0.00002807414 0.2208 AML other m 2021-10-22T06:04:53.42
IV.JOPP.HHN. ML:1.9 0.0000539 0.22 AML other m 2021-10-22T06:04:53.86
IV.MPNC.HHE. ML:2.2 0.00014942535000000002 0.3776 AML other m 2021-10-22T06:04:54.40
IV.MILZ.HHE. ML:2.8 0.00046599999999999994 0.56 AML other m 2021-10-22T06:04:55.00
IV.MILZ.HHN. ML:2.5 0.000237 0.48 AML other m 2021-10-22T06:04:55.31
IV.MPNC.HHN. ML:2.2 0.00013563395 1.5584 AML other m 2021-10-22T06:04:56.12
IV.HAVL.HHN. ML:2.7 0.00030700000000000004 0.14 AML other m 2021-10-22T06:04:56.66
IV.HLNI.HHE. ML:2.6 0.00026124990000000005 0.0992 AML other m 2021-10-22T06:04:56.79
IV.HAVL.HHE. ML:2.5 0.00020757515 0.08 AML other m 2021-10-22T06:04:57.37
IV.HLNI.HHN. ML:2.4 0.00014394905 0.1408 AML other m 2021-10-22T06:04:58.28
IV.MUCR.HHN. ML:2.0 0.000058099999999999996 1.62 AML other m 2021-10-22T06:04:59.81
IV.HVZN.HNE. ML:2.5 0.00017964334999999998 0.3776 AML other m 2021-10-22T06:05:01.77
IV.HVZN.HHE. ML:2.5 0.00017927015 0.3776 AML other m 2021-10-22T06:05:01.58
IV.HMDC.HHE. ML:2.4 0.0001088579 0.08 AML other m 2021-10-22T06:05:02.38
IV.HMDC.HHN. ML:2.4 0.00011499806999999999 0.0992 AML other m 2021-10-22T06:05:02.41
IV.HVZN.HHN. ML:2.6 0.0002319248 0.32 AML other m 2021-10-22T06:05:02.37
IV.HVZN.HNN. ML:2.6 0.000228465 0.3296 AML other m 2021-10-22T06:05:02.37
IV.MUCR.HHE. ML:1.9 0.00004387735 0.2624 AML other m 2021-10-22T06:05:03.27
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