Earthquake with magnitude of ML 2.3 on date 06-08-2021 and time 22:50:37 (UTC) in region Tirreno Meridionale (MARE)

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

  • 06-08-2021 22:50:37 (UTC)
  • 07-08-2021 00:50:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4650, 15.5220 at 139 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
30 Km N of Messina (238439 inhabitants)
41 Km N of Reggio di Calabria (183035 inhabitants)
90 Km SW of Lamezia Terme (70714 inhabitants)
100 Km NE 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 2021-08-06
22:50:37
38.465 15.5218 139 2021-12-29
11:12:24
Bollettino Sismico Italiano INGV 94919691
Reviewed
Rev100
ML 2.3 2021-08-06
22:50:37
38.4732 15.5008 137 2021-08-06
23:03:15
Sala Sismica INGV-Roma 93773451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-06 22:50:37 ± 0.25
Latitude 38.4650 ± 0.0180
Longitude 15.5218 ± 0.0184
Depth (km) 139 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94919691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2004
Semi-minor axis of confidence ellipse (meter) 1152
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 156
Circular confidence region, given by single value of horizontal uncertainty (meter) 2000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 26
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) 1.53694
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 93773451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-06 23:03:15

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 94919691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-01 14:33:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2021-08-06T22:52:28.23 3.0 undecidable manual Pg 13.29 0
IV.CAFI.HHZ. 2021-08-06T22:52:22.53 3.0 negative manual Pg 16.49 0
IV.LPDG.HHZ. 2021-08-06T22:52:16.42 3.0 undecidable manual Sn -1.55 0
IV.DGI.HHZ. 2021-08-06T22:52:12.83 3.0 undecidable manual Pg 15.31 0
IV.PAOL.HHZ. 2021-08-06T22:52:06.19 3.0 undecidable manual Sg 1.23 0
IV.OVO.HHZ. 2021-08-06T22:52:03.58 3.0 undecidable manual Sg 1.82 0
IV.ARVD.HHZ. 2021-08-06T22:51:59.95 3.0 negative manual Pn -3.58 0
IV.TOLF.HHZ. 2021-08-06T22:51:59.28 3.0 undecidable manual Pg 7.45 0
CR.STON.BHZ. 2021-08-06T22:51:54.74 3.0 undecidable manual Pn 3.83 0
IV.CSP1.EHZ. 2021-08-06T22:51:52.79 3.0 positive manual Pn -4.65 0
IV.AMUR.HHZ. 2021-08-06T22:51:48.71 3.0 undecidable manual Sn -9.56 0
IV.SERS.HHZ. 2021-08-06T22:51:21.02 0.6 undecidable manual S 58 119.1918 136 0.86 34
IV.CDRU.HHZ. 2021-08-06T22:51:20.21 3.0 undecidable manual Pg 2.32 0
IV.MTSN.HHZ. 2021-08-06T22:51:17.03 3.0 undecidable manual Pg 2.62 0
IV.PLAC.HHZ. 2021-08-06T22:51:15.28 0.6 undecidable manual S 91 79.6647 148 0.36 44
IX.PGN3.HHZ.02 2021-08-06T22:51:14.04 3.0 undecidable manual Pn -4.2 0
IV.GIZZ.HHZ. 2021-08-06T22:51:14.56 0.6 undecidable manual S 46 82.3509 147 -0.68 40
IV.NOV.HHZ. 2021-08-06T22:51:13.70 0.3 undecidable manual S 215 58.9965 155 0.9 57
IV.SOI.EHZ. 2021-08-06T22:51:13.02 0.3 undecidable manual S 133 63.5919 154 -0.21 70
IV.IVUG.HHE. 2021-08-06T22:51:12.03 0.6 undecidable manual S 261 47.2194 160 0.19 48
IV.MTTG.HHE. 2021-08-06T22:51:12.48 0.6 undecidable manual S 163 53.502 157 0.14 49
IV.JOPP.HHZ. 2021-08-06T22:51:10.84 0.6 undecidable manual S 63 35.2425 165 -0.21 50
IV.MPNC.HHZ. 2021-08-06T22:51:10.92 0.6 undecidable manual S 203 38.2284 163 -0.31 48
IV.MSRU.HHZ. 2021-08-06T22:51:10.26 0.3 undecidable manual S 183 22.3554 170 -0.19 76
IV.SICLA.EHE. 2021-08-06T22:51:10.22 0.6 undecidable manual S 144 28.5492 168 -0.49 47
IV.HAVL.HHZ. 2021-08-06T22:51:06.33 0.3 undecidable manual P 192 170.5959 126 -0.55 49
IV.LADO.EHZ. 2021-08-06T22:51:05.35 3.0 negative manual Pn 0.18 0
MN.TIP.HHZ. 2021-08-06T22:51:03.35 0.3 undecidable manual P 53 133.0668 133 0.1 63
IV.SERS.HHZ. 2021-08-06T22:51:02.24 0.3 undecidable manual P 58 119.1918 136 0.21 63
IV.CET2.HHZ. 2021-08-06T22:51:02.52 3.0 positive manual Pn -2.93 0
IV.CAR1.HHZ. 2021-08-06T22:51:00.79 0.3 undecidable manual P 34 105.8163 140 -0.13 66
IV.GIZZ.HHZ. 2021-08-06T22:50:59.03 0.3 undecidable manual P 46 82.3509 147 -0.16 69
IV.PLAC.HHZ. 2021-08-06T22:50:59.27 0.3 undecidable manual P 91 79.6647 148 0.27 68
IV.NOV.HHZ. 2021-08-06T22:50:58.35 0.3 undecidable manual P 215 58.9965 155 0.57 65
IV.SOI.EHZ. 2021-08-06T22:50:58.16 0.3 undecidable manual P 133 63.5919 154 0.13 72
IV.IVUG.HHE. 2021-08-06T22:50:57.28 0.3 undecidable manual P 261 47.2194 160 0.06 75
IV.MTTG.HHE. 2021-08-06T22:50:57.82 0.3 undecidable manual P 163 53.502 157 0.31 71
IV.IVPL.HHZ. 2021-08-06T22:50:57.31 0.1 undecidable manual P 258 48.1185 160 0.05 100
IV.MSRU.HHZ. 2021-08-06T22:50:56.14 0.1 undecidable manual P 183 22.3554 170 -0.28 99
IV.SICLA.EHE. 2021-08-06T22:50:56.23 0.3 undecidable manual P 144 28.5492 168 -0.35 73
IV.JOPP.HHZ. 2021-08-06T22:50:56.76 0.3 undecidable manual P 63 35.2425 165 -0.01 77
IV.MPNC.HHZ. 2021-08-06T22:50:56.65 0.3 undecidable manual P 203 38.2284 163 -0.23 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:2.5 0.00017470940000000003 0.9888 AML other m 2021-08-06T22:51:10.16
IV.MSRU.HHN. ML:2.4 0.0001427752 0.8864 AML other m 2021-08-06T22:51:10.48
IV.JOPP.HHE. ML:2.0 0.0000602 0.52 AML other m 2021-08-06T22:51:11.10
IV.JOPP.HHN. ML:2.5 0.0001875 0.4 AML other m 2021-08-06T22:51:11.87
IV.JOPP.HNN. ML:2.5 0.000174 0.4 AML other m 2021-08-06T22:51:11.87
IV.JOPP.HNE. ML:2.4 0.0001315 1.02 AML other m 2021-08-06T22:51:11.40
IV.MPNC.HHN. ML:2.1 0.00007249424999999999 0.912 AML other m 2021-08-06T22:51:12.04
IV.MPNC.HHE. ML:2.1 0.000072650945 0.8384 AML other m 2021-08-06T22:51:13.57
IV.SOI.EHE. ML:2.1 0.000058305424999999994 0.3072 AML other m 2021-08-06T22:51:14.81
IV.SOI.EHN. ML:2.2 0.00007659935500000001 0.048 AML other m 2021-08-06T22:51:14.74
IV.CAR1.HHN. ML:2.4 0.00009850000000000001 1.04 AML other m 2021-08-06T22:51:18.26
IV.CAR1.HHE. ML:2.1 0.000044006000000000005 0.912 AML other m 2021-08-06T22:51:21.97
IV.CET2.HHE. ML:2.5 0.0001085 1.42 AML other m 2021-08-06T22:51:21.01
IV.CET2.HHN. ML:2.8 0.000216 0.42 AML other m 2021-08-06T22:51:22.65
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