Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 08-09-2021 and time 21:28:24 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 08-09-2021 19:28:24 (UTC)
  • 08-09-2021 21:28:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4560, 15.4420 at 158 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
31 Km NW of Messina (238439 inhabitants)
42 Km NW of Reggio di Calabria (183035 inhabitants)
96 Km SW of Lamezia Terme (70714 inhabitants)
97 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 2.3 2021-09-08
19:28:24		 38.4562 15.442 159 2022-03-30
13:04:31		 Bollettino Sismico Italiano INGV 99864831
Reviewed
Rev100 		ML 2.3 2021-09-08
19:28:23		 38.4743 15.4837 166 2021-09-08
19:51:09		 Sala Sismica INGV-Roma 95209151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-08 19:28:24 ± 0.29
Latitude 38.4562 ± 0.0189
Longitude 15.4420 ± 0.0287
Depth (km) 159 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99864831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2905
Semi-minor axis of confidence ellipse (meter) 917
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 2910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.60713
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 52
Type of magnitude ML
Reference to an origin 95209151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-08 19:51:09

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 52
Type of magnitude ML
Reference to an origin 99864831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-24 00:47:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MBAL.EHZ. 2021-09-08T19:30:23.49 3.0 undecidable manual P -0.45 0
IV.TERO.HHZ. 2021-09-08T19:30:21.45 3.0 undecidable manual Sn -7.97 0
IT.RMMM.HGZ. 2021-09-08T19:30:14.24 3.0 undecidable manual Sn -9.99 0
IV.TOLF.HHZ. 2021-09-08T19:30:14.72 3.0 undecidable manual Sn -9.99 0
IV.ARVD.HHZ. 2021-09-08T19:30:04.69 3.0 undecidable manual P 16.309999 0
IV.FDMO.HHZ. 2021-09-08T19:29:55.15 3.0 positive manual P 13.03 0
IV.APEC.HHZ. 2021-09-08T19:29:46.80 3.0 positive manual P -4.44 0
AC.KBN.HHZ. 2021-09-08T19:29:41.39 3.0 undecidable manual P 7.02 0
IV.MF5.EHZ. 2021-09-08T19:29:40.49 3.0 undecidable manual P 0.34 0
IV.TRE1.HNZ. 2021-09-08T19:29:33.72 3.0 undecidable manual P -9.99 0
IV.TST02.HHZ. 2021-09-08T19:29:15.68 3.0 undecidable manual Pn -8.82 0
IV.CELI.HHE. 2021-09-08T19:29:14.13 0.6 undecidable manual S 41 139.6602 136 1.1 31
IV.SERS.HHZ. 2021-09-08T19:29:11.36 0.6 undecidable manual S 59 125.5743 139 0.38 42
IV.CET2.HHZ. 2021-09-08T19:29:10.72 0.6 undecidable manual S 20 126.9729 139 -0.46 41
IV.GRI.EHZ. 2021-09-08T19:29:07.30 0.6 undecidable manual S 64 93.9393 147 0.4 45
IV.CAR1.HHZ. 2021-09-08T19:29:07.99 0.6 undecidable manual S 37 110.6004 143 -0.96 34
IV.PLAC.HHZ. 2021-09-08T19:29:06.00 0.3 undecidable manual S 90 86.5467 150 -0.06 73
IV.AMUR.HHZ. 2021-09-08T19:29:06.29 0.3 undecidable manual P 20 289.3881 115 -1.41 14
IV.AIO.HHZ. 2021-09-08T19:29:04.35 0.6 undecidable manual S 199 56.7987 159 1.08 36
IV.MUCR.HHZ. 2021-09-08T19:29:04.76 1.0 undecidable manual S 227 67.4769 155 0.6 22
IV.SOI.EHZ. 2021-09-08T19:29:04.30 0.3 undecidable manual S 128 68.1762 155 0.07 75
IV.IVPL.HHZ. 2021-09-08T19:29:02.57 0.6 undecidable manual S 258 41.1255 165 0.36 50
IV.JOPP.HHZ. 2021-09-08T19:29:01.90 0.6 undecidable manual S 66 41.9247 164 -0.36 50
IV.MSRU.HHE. 2021-09-08T19:29:00.44 0.6 undecidable manual S 165 22.0668 172 -0.92 42
IV.MGR.HHZ. 2021-09-08T19:28:57.22 0.6 undecidable manual P 3 186.7686 127 0.49 33
IV.SIRI.HNE. 2021-09-08T19:28:57.72 0.3 undecidable manual P 11 194.9604 126 0.17 50
IV.HVZN.HHZ. 2021-09-08T19:28:54.18 0.3 undecidable manual P 204 155.4222 133 0.44 57
IV.LADO.EHE. 2021-09-08T19:28:54.53 0.3 undecidable manual P 55 161.4162 132 0.23 59
IV.HAVL.HHZ. 2021-09-08T19:28:54.29 0.3 undecidable manual P 190 168.4092 130 -0.66 51
IV.CELI.HHE. 2021-09-08T19:28:53.03 0.3 undecidable manual P 41 139.6602 136 0.69 56
IV.TDS.HHZ. 2021-09-08T19:28:53.70 0.6 undecidable manual P 30 154.2345 133 0.07 42
IV.SERS.HHZ. 2021-09-08T19:28:51.71 0.1 undecidable manual P 59 125.5743 139 0.55 81
IV.CET2.HHZ. 2021-09-08T19:28:51.36 0.3 undecidable manual P 20 126.9729 139 0.09 67
IV.HLNI.HHZ. 2021-09-08T19:28:51.09 0.1 undecidable manual P 202 132.5673 138 -0.64 77
IV.HCRL.HHZ. 2021-09-08T19:28:51.59 0.3 undecidable manual P 196 134.9649 137 -0.34 63
IV.CAR1.HHZ. 2021-09-08T19:28:49.84 0.3 undecidable manual P 37 110.6004 143 -0.14 68
IV.EMSG.HHZ. 2021-09-08T19:28:49.02 0.3 undecidable manual P 212 82.5507 151 0.96 55
IV.EPIT.HHZ. 2021-09-08T19:28:48.37 0.1 undecidable manual P 205 79.0653 152 0.51 89
IV.PLAC.HHZ. 2021-09-08T19:28:48.47 0.1 undecidable manual P 90 86.5467 150 0.15 95
IV.MSFR.HHZ. 2021-09-08T19:28:48.16 0.6 undecidable manual P 238 87.6456 149 -0.23 47
IV.EPOZ.HHZ. 2021-09-08T19:28:48.63 0.3 undecidable manual P 194 89.7435 149 0.11 72
IV.EPZF.HHZ. 2021-09-08T19:28:48.99 0.3 undecidable manual P 216 86.7465 149 0.67 62
IV.SOI.EHZ. 2021-09-08T19:28:47.14 0.1 negative manual P 128 68.1762 155 -0.11 100
IV.GRI.EHZ. 2021-09-08T19:28:47.84 0.6 undecidable manual P 64 93.9393 147 -0.96 36
IV.AIO.HHZ. 2021-09-08T19:28:46.95 0.1 positive manual P 199 56.7987 159 0.25 99
IV.MUCR.HHZ. 2021-09-08T19:28:46.95 0.3 undecidable manual P 227 67.4769 155 -0.26 73
IV.JOPP.HHZ. 2021-09-08T19:28:45.64 0.1 undecidable manual P 66 41.9247 164 -0.48 97
IV.IVUG.HHE. 2021-09-08T19:28:45.78 0.3 undecidable manual P 261 40.2264 165 -0.28 76
IV.IVPL.HHZ. 2021-09-08T19:28:45.76 0.1 negative manual P 258 41.1255 165 -0.33 100
IV.MSRU.HHE. 2021-09-08T19:28:44.86 0.1 undecidable manual P 165 22.0668 172 -0.74 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PLAC.HHE. ML:2.1 0.00004835 0.2 AML other m 2021-09-08T19:28:48.69
IV.JOPP.HNN. ML:2.3 0.00009436138499999999 0.7168 AML other m 2021-09-08T19:28:50.05
IV.SERS.HNN. ML:2.1 0.000039534809999999994 1.3184 AML other m 2021-09-08T19:28:51.00
IV.HLNI.HHN. ML:2.0 0.000031984100000000004 0.192 AML other m 2021-09-08T19:28:51.92
IV.HLNI.HHE. ML:1.8 0.00001958249 0.1664 AML other m 2021-09-08T19:28:52.53
IV.HCRL.HHN. ML:1.9 0.000021888590999999998 0.1152 AML other m 2021-09-08T19:28:53.41
IV.HVZN.HHE. ML:2.5 0.00007576142 0.384 AML other m 2021-09-08T19:28:56.07
IV.HAVL.HHE. ML:2.2 0.000033784750500000003 0.2432 AML other m 2021-09-08T19:28:57.51
IV.SERS.HNE. ML:2.4 0.00006532304999999999 0.2976 AML other m 2021-09-08T19:28:57.65
IV.JOPP.HHN. ML:2.2 0.00007595 0.66 AML other m 2021-09-08T19:29:02.25
IV.JOPP.HHE. ML:1.8 0.000027054475 0.2048 AML other m 2021-09-08T19:29:02.96
IV.SOI.EHE. ML:2.0 0.000046120485000000006 1.4624 AML other m 2021-09-08T19:29:04.20
IV.IVPL.HHN. ML:2.3 0.00008303755 0.2816 AML other m 2021-09-08T19:29:05.02
IV.AIO.HHE. ML:2.2 0.00007149999999999999 0.72 AML other m 2021-09-08T19:29:05.50
IV.IVPL.HHE. ML:2.3 0.000079944265 0.4608 AML other m 2021-09-08T19:29:05.44
IV.SOI.EHN. ML:2.2 0.00005927531499999999 1.232 AML other m 2021-09-08T19:29:06.68
IV.PLAC.HNE. ML:2.1 0.00005204551 0.6144 AML other m 2021-09-08T19:29:06.67
IV.PLAC.HNN. ML:2.3 0.00007874359 0.448 AML other m 2021-09-08T19:29:06.45
IV.PLAC.HHN. ML:2.3 0.0000736 0.46 AML other m 2021-09-08T19:29:06.23
IV.HVZN.HNN. ML:3.0 0.000213059 0.912 AML other m 2021-09-08T19:29:09.07
IV.CAR1.HNE. ML:2.6 0.00013682159999999998 0.4992 AML other m 2021-09-08T19:29:09.51
IV.MUCR.HHE. ML:2.0 0.00004305 0.52 AML other m 2021-09-08T19:29:09.18
IV.AIO.HHN. ML:2.1 0.00005554218 0.4608 AML other m 2021-09-08T19:29:09.58
IV.CAR1.HHE. ML:2.2 0.00004635 0.34 AML other m 2021-09-08T19:29:10.03
IV.GRI.EHE. ML:2.1 0.000039336570000000003 0.2944 AML other m 2021-09-08T19:29:10.05
IV.EPZF.HHE. ML:2.5 0.00011660000000000002 0.68 AML other m 2021-09-08T19:29:10.20
IV.EPIT.HHE. ML:2.4 0.00009914999999999998 0.42 AML other m 2021-09-08T19:29:10.40
IV.CAR1.HHN. ML:2.5 0.00010083654999999999 0.3712 AML other m 2021-09-08T19:29:10.28
IV.CAR1.HNN. ML:2.4 0.00009169704 0.384 AML other m 2021-09-08T19:29:10.48
IV.GRI.EHN. ML:2.2 0.000050299999999999996 0.32 AML other m 2021-09-08T19:29:10.76
IV.MUCR.HHN. ML:2.1 0.000050199999999999994 0.42 AML other m 2021-09-08T19:29:10.70
IV.EPZF.HHN. ML:2.2 0.000061463225 0.4352 AML other m 2021-09-08T19:29:11.23
IV.CET2.HHE. ML:2.4 0.000063403865 0.3584 AML other m 2021-09-08T19:29:11.49
IV.EPOZ.HHE. ML:2.3 0.000069292655 0.2688 AML other m 2021-09-08T19:29:11.74
IV.CET2.HHN. ML:2.6 0.00012888785 1.7568 AML other m 2021-09-08T19:29:12.89
IV.EPOZ.HHN. ML:2.3 0.00006368035499999999 0.384 AML other m 2021-09-08T19:29:12.45
IV.AMUR.HNE. ML:2.8 0.000058326085 0.896 AML other m 2021-09-08T19:29:12.77
IV.SERS.HHE. ML:2.1 0.000034 0.36 AML other m 2021-09-08T19:29:13.20
IV.HCRL.HHE. ML:2.0 0.000023129070000000003 0.4352 AML other m 2021-09-08T19:29:13.98
IV.JOPP.HNE. ML:2.2 0.000076968485 1.424 AML other m 2021-09-08T19:29:14.92
IV.SERS.HHN. ML:2.0 0.0000314 0.74 AML other m 2021-09-08T19:29:15.81
IV.HVZN.HHN. ML:2.5 0.00007195 1 AML other m 2021-09-08T19:29:24.75
IV.AMUR.HHN. ML:2.5 0.00003145050500000001 0.7712 AML other m 2021-09-08T19:29:25.02
IV.RESU.HHE. ML:2.0 0.000024125595 0.7168 AML other m 2021-09-08T19:29:35.42
IV.RESU.HHN. ML:1.9 0.000020016989999999998 1.2704 AML other m 2021-09-08T19:29:36.92
IV.HVZN.HNE. ML:2.6 0.0000828 0.86 AML other m 2021-09-08T19:29:37.00
IV.AMUR.HHE. ML:2.6 0.000040319755 1.152 AML other m 2021-09-08T19:29:39.73
IV.HAVL.HHN. ML:2.4 0.000052059835 0.8832 AML other m 2021-09-08T19:29:39.07
IV.EPIT.HHN. ML:2.6 0.00016182285000000002 1.0112 AML other m 2021-09-08T19:29:45.38
IV.EMSG.HHN. ML:2.7 0.00017319285 1.168 AML other m 2021-09-08T19:29:46.59
IV.EMSG.HHE. ML:2.4 0.00008492314650000001 0.5376 AML other m 2021-09-08T19:29:46.54
IV.AMUR.HNN. ML:2.8 0.000055971569999999996 0.9088 AML other m 2021-09-08T19:30:11.82
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