Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 21-09-2022 and time 04:07:54 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 21-09-2022 04:07:54 (UTC)
  • 21-09-2022 06:07:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4780, 15.4120 at 122 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
34 Km NW of Messina (238439 inhabitants)
46 Km NW of Reggio di Calabria (183035 inhabitants)
96 Km SW of Lamezia Terme (70714 inhabitants)
99 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 2.0 2022-09-21
04:07:54		 38.4777 15.412 122 2024-03-01
15:27:55		 Bollettino Sismico Italiano INGV 110473371
Reviewed
Rev100 		ML 2.0 2022-09-21
04:07:54		 38.5802 15.481 118 2022-09-21
04:14:04		 Sala Sismica INGV-Roma 109949421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-21 04:07:54 ± 0.4
Latitude 38.4777 ± 0.0468
Longitude 15.4120 ± 0.0287
Depth (km) 122 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110473371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5216
Semi-minor axis of confidence ellipse (meter) 1064
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
Circular confidence region, given by single value of horizontal uncertainty (meter) 5220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.22663
Epicentral distance of station farthest from the epicenter (degree) 0.80399
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 109949421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-21 04:14:04

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 110473371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-04 06:40:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2022-09-21T04:08:30.88 0.3 undecidable manual S 92 89.244 141 0.75 59
IV.AIO.HHZ. 2022-09-21T04:08:27.20 0.6 undecidable manual S 196 58.2972 152 0.76 38
IV.IVPL.HHZ. 2022-09-21T04:08:25.11 0.6 undecidable manual S 253 39.1275 161 0.32 48
MN.CEL.HHZ. 2022-09-21T04:08:25.11 0.6 undecidable manual S 120 48.3183 156 -0.4 47
IV.MSRU.HHZ. 2022-09-21T04:08:23.60 0.6 undecidable manual S 161 25.1526 167 -0.35 50
IV.MILZ.HHZ. 2022-09-21T04:08:23.51 0.6 undecidable manual S 215 27.75 166 -0.57 48
IV.PLAC.HHZ. 2022-09-21T04:08:15.60 0.3 undecidable manual P 92 89.244 141 0.61 63
IV.MUCR.HHE. 2022-09-21T04:08:13.86 0.6 undecidable manual P 224 67.2771 149 0.46 45
IV.SOI.EHZ. 2022-09-21T04:08:13.52 0.6 undecidable manual P 129 71.6727 147 -0.18 47
IV.LIBRI.HHZ. 2022-09-21T04:08:13.27 0.6 undecidable manual P 224 60.6948 151 0.28 47
MN.CEL.HHZ. 2022-09-21T04:08:12.08 0.3 undecidable manual P 120 48.3183 156 -0.24 73
IV.AIO.HHZ. 2022-09-21T04:08:12.99 0.3 undecidable manual P 196 58.2972 152 0.14 73
IV.IVPL.HHZ. 2022-09-21T04:08:12.01 0.3 undecidable manual P 253 39.1275 161 0.11 77
IV.IVUG.HHZ. 2022-09-21T04:08:12.05 0.6 undecidable manual P 256 38.1285 161 0.19 50
IV.MILZ.HHZ. 2022-09-21T04:08:11.22 0.1 negative manual P 215 27.75 166 -0.28 100
IV.MPNC.HHZ. 2022-09-21T04:08:11.34 0.6 negative manual P 188 37.1295 162 -0.48 47
IV.MRCB.HHN. 2022-09-21T04:08:11.85 0.3 undecidable manual P 144 43.2234 159 -0.23 74
IV.MSRU.HHZ. 2022-09-21T04:08:10.99 0.3 positive manual P 161 25.1526 167 -0.43 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:1.8 0.000035127459999999996 1.4784 AML other m 2022-09-21T04:08:13.48
IV.IVPL.HNE. ML:1.6 0.000029135712500000004 0.0096 AML other m 2022-09-21T04:08:15.91
1J.FX12.HHN.00 ML:0.9 0.0000036400287999999997 0.88 AML other m 2022-09-21T04:08:17.45
MN.CEL.HNN. ML:2.2 0.00009724933499999999 0.8 AML other m 2022-09-21T04:08:20.93
IV.LIBRI.HHN. ML:1.9 0.00004689852499999999 1.92 AML other m 2022-09-21T04:08:22.11
IV.LIBRI.HHE. ML:1.8 0.000039866135 1.8592 AML other m 2022-09-21T04:08:22.54
IV.MILZ.HHN. ML:2.3 0.000127926775 0.4384 AML other m 2022-09-21T04:08:23.68
IV.MSRU.HHE. ML:2.0 0.000067415845 0.2208 AML other m 2022-09-21T04:08:24.01
IV.SOI.EHE. ML:1.8 0.000035992985000000005 1.1776 AML other m 2022-09-21T04:08:24.78
IV.IVUG.HHN. ML:1.8 0.00004620086 0.2016 AML other m 2022-09-21T04:08:26.43
1J.FX12.HHE.00 ML:0.9 0.0000054687479999999995 0.2816 AML other m 2022-09-21T04:08:26.00
MN.CEL.HHN. ML:1.7 0.000032040875 0.4768 AML other m 2022-09-21T04:08:27.85
IV.AIO.HHE. ML:2.0 0.00006138859 0.48 AML other m 2022-09-21T04:08:28.03
MN.CEL.HHE. ML:1.7 0.000030980535 0.64 AML other m 2022-09-21T04:08:28.08
IV.AIO.HHN. ML:2.0 0.0000538988 0.2592 AML other m 2022-09-21T04:08:28.31
IV.MPNC.HHE. ML:1.9 0.00005696081 0.5184 AML other m 2022-09-21T04:08:29.85
IV.MILZ.HHE. ML:2.4 0.000186384 0.5792 AML other m 2022-09-21T04:08:30.72
IV.LIBRI.HNE. ML:2.0 0.000058288220000000003 0.4992 AML other m 2022-09-21T04:08:30.50
IV.LIBRI.HNN. ML:2.0 0.000062818395 0.2528 AML other m 2022-09-21T04:08:31.17
IV.PLAC.HHN. ML:2.0 0.00004545000000000001 1.42 AML other m 2022-09-21T04:08:31.15
IV.PLAC.HNN. ML:2.1 0.00006344736500000001 0.7392 AML other m 2022-09-21T04:08:33.79
IV.IVUG.HHE. ML:1.8 0.000045444645 0.8608 AML other m 2022-09-21T04:08:37.61
IV.MSRU.HHN. ML:1.9 0.000055076685 1.2992 AML other m 2022-09-21T04:08:38.10
IV.MPNC.HHN. ML:1.8 0.0000449687 0.9632 AML other m 2022-09-21T04:08:41.54
IV.IVPL.HNN. ML:1.6 0.000026448858500000003 0.0704 AML other m 2022-09-21T04:08:43.33
IV.IVPL.HHN. ML:2.1 0.00008744826499999999 1.3376 AML other m 2022-09-21T04:08:43.60
MN.CEL.HNE. ML:2.1 0.00008987086499999999 0.9984 AML other m 2022-09-21T04:08:43.62
IV.IVPL.HHE. ML:2.0 0.000065651885 0.8032 AML other m 2022-09-21T04:08:46.79
IV.CMPR.HNE. ML:2.3 0.00004492157 1.088 AML other m 2022-09-21T04:08:47.23
IV.PLAC.HNE. ML:2.2 0.000075383795 1.1712 AML other m 2022-09-21T04:08:52.62
IV.PLAC.HHE. ML:2.0 0.000055438699999999995 1.1392 AML other m 2022-09-21T04:08:52.68
IV.CMPR.HHE. ML:2.2 0.000036510520000000004 0.0608 AML other m 2022-09-21T04:09:20.91
IV.CMPR.HHN. ML:2.5 0.00006236354 0.0608 AML other m 2022-09-21T04:09:20.91
IV.CMPR.HNN. ML:3.1 0.00024662875 1.36 AML other m 2022-09-21T04:09:31.02
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