Earthquake with magnitude of ML 2.2 on date 31-10-2021 and time 08:32:29 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 31-10-2021 08:32:29 (UTC)
  • 31-10-2021 09:32:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4190, 15.2640 at 133 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
36 Km NW of Messina (238439 inhabitants)
48 Km NW of Reggio di Calabria (183035 inhabitants)
90 Km N 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 2021-10-31
08:32:29
38.4192 15.2638 133 2022-03-30
13:04:30
Bollettino Sismico Italiano INGV 99782241
Reviewed
Rev100
ML 2.3 2021-10-31
08:32:29
38.4128 15.269 136 2021-10-31
08:50:46
Sala Sismica INGV-Roma 97106111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-31 08:32:29 ± 0.21
Latitude 38.4192 ± 0.0135
Longitude 15.2638 ± 0.0184
Depth (km) 133 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99782241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1876
Semi-minor axis of confidence ellipse (meter) 642
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
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) 110
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.39035
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 37
Type of magnitude ML
Reference to an origin 99782241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-14 15:51:51

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 97106111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-31 08:50:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHZ. 2021-10-31T08:34:26.43 3.0 undecidable manual Sn -4.54 0
IV.BRSN.EHZ. 2021-10-31T08:34:16.80 3.0 positive manual Pg 16.84 0
HL.VLS.HHZ. 2021-10-31T08:34:15.13 3.0 undecidable manual Sn -5.68 0
IV.OSSC.HHZ. 2021-10-31T08:34:13.52 3.0 negative manual Pg 18.83 0
IV.LRP.EHZ. 2021-10-31T08:34:02.99 3.0 undecidable manual Sn -0.66 0
GU.POPM.HHZ. 2021-10-31T08:34:02.50 3.0 undecidable manual Pn -0.71 0
IV.FIR.HHZ. 2021-10-31T08:34:02.42 3.0 undecidable manual Pn 4.9 0
MN.KLV.HHZ. 2021-10-31T08:33:54.76 3.0 negative manual Pn 6.7 0
IV.COR1.EHZ. 2021-10-31T08:33:51.67 3.0 undecidable manual Pn 3.17 0
IV.ISPIC.EHZ. 2021-10-31T08:33:39.09 3.0 undecidable manual Sg 14.6 0
IV.CROCE.HHZ. 2021-10-31T08:33:34.26 3.0 undecidable manual Sg 9.24 0
IV.VBKN.HHZ. 2021-10-31T08:33:34.09 3.0 undecidable manual Sn -7.27 0
MN.KEK.HHZ. 2021-10-31T08:33:25.28 3.0 negative manual Pn -0.27 0
IV.LRP.EHZ. 2021-10-31T08:33:22.74 3.0 undecidable manual Pn 0.93 0
IV.CELI.HHZ. 2021-10-31T08:33:17.81 0.3 undecidable manual S 44 153.1356 127 0.64 50
MN.TIP.HHZ. 2021-10-31T08:33:17.63 0.3 undecidable manual S 56 154.3344 127 0.27 55
IV.SERS.HHZ. 2021-10-31T08:33:15.39 0.6 undecidable manual S 61 141.0477 130 0.27 38
IV.CET2.HHZ. 2021-10-31T08:33:14.36 0.3 undecidable manual S 26 136.7631 131 -0.06 60
IV.SPS2.HHZ. 2021-10-31T08:33:13.34 1.0 undecidable manual S 43 134.0658 131 -0.65 17
IV.CAR1.HHZ. 2021-10-31T08:33:11.61 0.3 undecidable manual S 41 123.5874 134 -0.71 52
IV.PLAC.HHZ. 2021-10-31T08:33:08.84 0.3 undecidable manual S 88 102.12 140 -0.31 62
IV.CSFT.HHZ. 2021-10-31T08:33:08.37 3.0 negative manual Pn -1.76 0
IV.SCHR.EHZ. 2021-10-31T08:33:07.69 3.0 positive manual Pg 5.76 0
IV.FERC.HHZ.00 2021-10-31T08:33:05.90 1.0 undecidable manual S 87 75.1692 148 0.18 22
MN.CEL.HHZ. 2021-10-31T08:33:04.48 0.3 undecidable manual S 108 57.5979 155 0.57 63
IV.MTTG.HHZ. 2021-10-31T08:33:04.76 0.6 undecidable manual S 140 59.7957 154 0.65 40
IV.MUCR.HHZ. 2021-10-31T08:33:04.42 1.0 undecidable manual S 219 53.8017 156 0.85 19
IV.AIO.HHZ. 2021-10-31T08:33:03.73 1.0 undecidable manual S 183 49.7169 158 0.5 22
IV.JOPP.HHZ. 2021-10-31T08:33:03.44 0.3 undecidable manual S 69 57.7977 155 -0.49 65
IV.MPNC.HHZ. 2021-10-31T08:33:02.02 0.3 undecidable manual S 166 31.2465 166 0.04 74
IV.MILZ.HHZ. 2021-10-31T08:33:00.97 0.3 undecidable manual S 190 16.6722 172 -0.41 71
MN.TIP.HHZ. 2021-10-31T08:32:57.40 0.1 undecidable manual P 56 154.3344 127 0.19 75
IV.CELI.HHZ. 2021-10-31T08:32:57.39 0.6 undecidable manual P 44 153.1356 127 0.29 37
IV.SERS.HHZ. 2021-10-31T08:32:56.20 0.1 undecidable manual P 61 141.0477 130 0.28 77
IV.LADO.EHZ. 2021-10-31T08:32:56.33 3.0 undecidable manual Pn -2.34 0
IV.CET2.HHZ. 2021-10-31T08:32:55.81 0.1 undecidable manual P 26 136.7631 131 0.29 77
IV.SPS2.HHZ. 2021-10-31T08:32:55.25 0.3 undecidable manual P 43 134.0658 131 -0.02 61
IV.HLNI.HHZ. 2021-10-31T08:32:54.14 0.1 undecidable manual P 196 123.5874 134 -0.17 81
IV.HAGA.HHZ. 2021-10-31T08:32:54.06 0.3 undecidable manual P 184 126.1737 133 -0.48 57
IV.CAR1.HHZ. 2021-10-31T08:32:54.02 0.3 undecidable manual P 41 123.5874 134 -0.28 59
IV.GIB.HHZ. 2021-10-31T08:32:53.93 0.3 undecidable manual P 247 117.8931 135 0.13 62
IV.PLAC.HHZ. 2021-10-31T08:32:52.62 0.1 negative manual P 88 102.12 140 0.15 85
IV.SOI.EHZ. 2021-10-31T08:32:50.65 0.3 undecidable manual P 119 78.8655 147 -0.08 68
IV.EPIT.HHZ. 2021-10-31T08:32:50.88 1.0 undecidable manual P 195 69.7746 150 0.73 19
IV.FERC.HHZ.00 2021-10-31T08:32:50.25 0.1 undecidable manual P 87 75.1692 148 -0.24 88
IV.AIO.HHZ. 2021-10-31T08:32:49.64 0.1 undecidable manual P 183 49.7169 158 0.59 84
MN.CEL.HHZ. 2021-10-31T08:32:49.11 0.1 undecidable manual P 108 57.5979 155 -0.34 89
IV.MTTG.HHZ. 2021-10-31T08:32:49.79 0.1 undecidable manual P 140 59.7957 154 0.23 91
IV.JOPP.HHZ. 2021-10-31T08:32:49.18 0.1 undecidable manual P 69 57.7977 155 -0.28 90
IV.GIZZ.HHZ. 2021-10-31T08:32:48.99 3.0 positive manual P -3.19 0
IV.MUCR.HHZ. 2021-10-31T08:32:48.78 0.6 undecidable manual P 219 53.8017 156 -0.47 44
IV.IVUG.HHZ. 2021-10-31T08:32:48.37 0.6 undecidable manual P 264 24.2535 169 0.23 48
IV.ILOS.HNZ. 2021-10-31T08:32:48.68 1.0 undecidable manual P 276 27.5502 167 0.45 23
IV.IVGP.HHZ. 2021-10-31T08:32:48.24 1.0 undecidable manual P 265 26.4513 168 0.04 25
IV.MILZ.HHZ. 2021-10-31T08:32:47.84 0.1 undecidable manual P 190 16.6722 172 -0.15 100
IV.MPNC.HHZ. 2021-10-31T08:32:47.94 0.1 undecidable manual P 166 31.2465 166 -0.39 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHE. ML:1.9 0.000045084410000000006 0.4224 AML other m 2021-10-31T08:33:08.04
IV.MTTG.HHN. ML:2.2 0.00008262398 0.5568 AML other m 2021-10-31T08:33:12.30
IV.MPNC.HHE. ML:2.3 0.00011973139499999999 0.32 AML other m 2021-10-31T08:33:05.62
IV.MTTG.HHE. ML:2.2 0.00008293515999999999 0.64 AML other m 2021-10-31T08:33:10.47
IV.JOPP.HHE. ML:2.3 0.00011555000000000002 0.38 AML other m 2021-10-31T08:33:04.47
IV.JOPP.HNE. ML:2.3 0.000112887145 0.3776 AML other m 2021-10-31T08:33:04.47
IV.JOPP.HHN. ML:2.0 0.000050767225 0.1984 AML other m 2021-10-31T08:33:04.31
IV.JOPP.HNN. ML:2.1 0.000064698825 0.4992 AML other m 2021-10-31T08:33:04.64
MN.CEL.HNN. ML:2.0 0.00006119993999999999 0.2624 AML other m 2021-10-31T08:33:07.20
IV.MUCR.HHE. ML:2.0 0.000057168609999999994 0.3776 AML other m 2021-10-31T08:33:10.13
IV.MPNC.HHN. ML:2.5 0.00020750000000000003 0.32 AML other m 2021-10-31T08:33:05.21
IV.MUCR.HHN. ML:2.3 0.00010712068499999999 0.3776 AML other m 2021-10-31T08:33:08.98
MN.CEL.HHN. ML:1.9 0.00004129066 0.256 AML other m 2021-10-31T08:33:07.51
MN.CEL.HNE. ML:2.1 0.00006277685 0.32 AML other m 2021-10-31T08:33:08.19
IV.FERC.HHE.00 ML:4.0 0.0044638655 0.3232 AML other m 2021-10-31T08:33:07.62
IV.PLAC.HNE. ML:2.4 0.00010997219 0.3008 AML other m 2021-10-31T08:33:10.23
IV.FERC.HHN.00 ML:3.9 0.0036056910000000003 0.4032 AML other m 2021-10-31T08:33:10.04
IV.PLAC.HHE. ML:2.4 0.0001137145 0.3008 AML other m 2021-10-31T08:33:10.23
IV.PLAC.HHN. ML:2.4 0.0001099 0.36 AML other m 2021-10-31T08:33:11.64
IV.PLAC.HNN. ML:2.4 0.00010417065 0.3008 AML other m 2021-10-31T08:33:11.81
IV.CAR1.HHE. ML:2.2 0.0000607163 0.3392 AML other m 2021-10-31T08:33:16.22
IV.CAR1.HNN. ML:2.1 0.00005079493 0.2304 AML other m 2021-10-31T08:33:13.99
IV.SPS2.HHE. ML:1.8 0.00001915 0.44 AML other m 2021-10-31T08:33:14.42
IV.CET2.HHE. ML:2.4 0.0000918 0.64 AML other m 2021-10-31T08:33:15.05
IV.SPS2.HHN. ML:1.9 0.000025300000000000002 0.28 AML other m 2021-10-31T08:33:15.54
IV.SERS.HHN. ML:2.0 0.000032827535000000006 0.6592 AML other m 2021-10-31T08:33:15.77
IV.CET2.HHN. ML:2.5 0.00011185698 0.2816 AML other m 2021-10-31T08:33:16.03
IV.CAR1.HNE. ML:2.3 0.00006816045 0.3584 AML other m 2021-10-31T08:33:16.49
IV.CELI.HHE. ML:1.8 0.000021421540000000004 0.4224 AML other m 2021-10-31T08:33:21.62
IV.CAR1.HHN. ML:2.1 0.00004726384 0.32 AML other m 2021-10-31T08:33:15.67
IV.SERS.HNN. ML:2.2 0.000048847 1.36 AML other m 2021-10-31T08:33:18.86
IV.CELI.HHN. ML:2.1 0.000034423805 0.7424 AML other m 2021-10-31T08:33:20.97
MN.TIP.HHN. ML:2.1 0.00004095 0.58 AML other m 2021-10-31T08:33:18.87
MN.TIP.HHE. ML:2.0 0.000030346079999999996 0.6592 AML other m 2021-10-31T08:33:19.51
IV.SERS.HHE. ML:2.0 0.000034038720000000005 0.576 AML other m 2021-10-31T08:33:17.86
IV.LADO.EHN. ML:2.3 0.000047634234999999994 0.3008 AML other m 2021-10-31T08:33:31.42
IV.LADO.EHE. ML:2.5 0.00007172578 0.3584 AML other m 2021-10-31T08:33:25.50
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