Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-06-2021 and time 14:28:25 (Italy) in region Tirreno Meridionale (MARE)

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

  • 28-06-2021 12:28:25 (UTC)
  • 28-06-2021 14:28:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4530, 15.4860 at 130 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
29 Km N of Messina (238439 inhabitants)
41 Km NW of Reggio di Calabria (183035 inhabitants)
93 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 2.0 2021-06-28
12:28:25		 38.4527 15.4863 130 2021-12-29
11:12:20		 Bollettino Sismico Italiano INGV 94004781
Reviewed
Rev100 		ML 2.0 2021-06-28
12:28:25		 38.4522 15.4755 130 2021-06-28
12:40:01		 Sala Sismica INGV-Roma 92000991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-28 12:28:25 ± 0.2
Latitude 38.4527 ± 0.0108
Longitude 15.4863 ± 0.0138
Depth (km) 130 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94004781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1296
Semi-minor axis of confidence ellipse (meter) 843
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
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 37
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.31841
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 94004781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-14 14:24:18

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 92000991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-28 12:40:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2021-06-28T12:30:15.90 3.0 positive manual Pg 19.139999 0
IV.PTRJ.HNZ. 2021-06-28T12:30:14.02 3.0 undecidable manual Sg 17.15 0
IV.ARVD.HHZ. 2021-06-28T12:30:10.78 3.0 negative manual Pg 22.1 0
IV.VIVA.HHZ. 2021-06-28T12:29:47.31 3.0 negative manual Pg 18.860001 0
TV.SU26.HHZ. 2021-06-28T12:29:42.91 3.0 negative manual Pn -5.16 0
IV.VAGA.HHZ. 2021-06-28T12:29:29.32 3.0 undecidable manual Pg 11.22 0
HL.VLS.HHZ. 2021-06-28T12:29:25.56 3.0 positive manual Pg 1.47 0
IV.GRIS.HNE. 2021-06-28T12:29:11.73 0.6 undecidable manual S 12 146.3424 128 0.24 39
IV.CELI.HHZ. 2021-06-28T12:29:11.04 0.6 undecidable manual S 40 137.4624 130 1.04 30
IV.CET2.HHZ. 2021-06-28T12:29:08.03 0.6 undecidable manual S 19 125.9739 132 -0.12 42
IV.IFOR.HHZ. 2021-06-28T12:29:07.00 3.0 positive manual Pn -4.18 0
IV.SELL.HHZ. 2021-06-28T12:29:06.57 0.6 undecidable manual S 59 114.996 135 0.14 43
IV.PLAC.HHZ. 2021-06-28T12:29:02.08 0.1 undecidable manual S 90 82.6506 145 0.12 91
IV.FERC.HNN. 2021-06-28T12:28:59.51 0.6 undecidable manual S 90 55.6998 155 0.47 44
IV.SOI.EHZ. 2021-06-28T12:28:59.94 0.6 undecidable manual S 130 64.9905 151 0.01 48
IV.JOPP.HHZ. 2021-06-28T12:28:57.42 0.3 undecidable manual S 64 38.628 162 -0.26 72
MN.CEL.HHZ. 2021-06-28T12:28:57.57 0.6 undecidable manual S 121 41.3253 161 -0.3 48
IV.MILZ.HHZ. 2021-06-28T12:28:56.96 0.3 undecidable manual S 228 29.9478 166 -0.21 75
IV.MSRU.HHZ. 2021-06-28T12:28:56.90 0.6 undecidable manual S 175 21.0678 170 0.13 51
IV.CELI.HHZ. 2021-06-28T12:28:51.36 0.3 undecidable manual P 40 137.4624 130 0.14 61
IV.GRIS.HNE. 2021-06-28T12:28:51.78 0.3 undecidable manual P 12 146.3424 128 -0.3 57
IV.CET2.HHZ. 2021-06-28T12:28:49.84 0.1 undecidable manual P 19 125.9739 132 -0.31 80
IV.SELL.HHZ. 2021-06-28T12:28:49.28 0.1 undecidable manual P 59 114.996 135 0.12 86
IV.CAR1.HHN. 2021-06-28T12:28:48.35 1.0 undecidable manual P 35 108.7134 137 -0.27 21
IV.PLAC.HHZ. 2021-06-28T12:28:46.50 0.3 undecidable manual P 90 82.6506 145 -0.08 69
IV.MUCR.HHE. 2021-06-28T12:28:46.02 0.3 undecidable manual P 230 70.0743 149 0.29 68
IV.FERC.HNN. 2021-06-28T12:28:45.01 0.3 undecidable manual P 90 55.6998 155 0.12 72
IV.AIO.HHE. 2021-06-28T12:28:45.73 0.1 undecidable manual P 203 57.7977 154 0.73 81
IV.SOI.EHZ. 2021-06-28T12:28:45.35 0.1 undecidable manual P 130 64.9905 151 -0.06 96
IV.IVUG.HHE. 2021-06-28T12:28:44.59 0.1 undecidable manual P 262 43.9227 160 0.26 95
IV.JOPP.HHZ. 2021-06-28T12:28:44.00 0.1 undecidable manual P 64 38.628 162 -0.11 99
IV.IVPL.HHE. 2021-06-28T12:28:44.53 0.1 undecidable manual P 259 44.8218 159 0.17 97
MN.CEL.HHZ. 2021-06-28T12:28:44.06 0.1 undecidable manual P 121 41.3253 161 -0.16 98
IV.SICLA.EHZ. 2021-06-28T12:28:43.47 0.1 undecidable manual P 138 29.4483 166 -0.33 96
IV.MILZ.HHZ. 2021-06-28T12:28:43.66 0.1 undecidable manual P 228 29.9478 166 -0.16 100
IV.MSRU.HHZ. 2021-06-28T12:28:43.27 0.1 undecidable manual P 175 21.0678 170 -0.31 98
IV.MPNC.HHZ. 2021-06-28T12:28:43.82 0.1 undecidable manual P 199 35.9418 163 -0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MILZ.HHN. ML:1.9 0.0000468958955 0.1408 AML other m 2021-06-28T12:28:43.72
IV.MILZ.HHE. ML:2.3 0.000113602025 0.5376 AML other m 2021-06-28T12:28:59.69
MN.CEL.HHE. ML:1.8 0.00003611896000000001 0.4544 AML other m 2021-06-28T12:28:59.83
IV.SOI.EHE. ML:1.7 0.000031899999999999996 0.38 AML other m 2021-06-28T12:29:01.64
IV.PLAC.HHN. ML:1.9 0.00004045 0.4 AML other m 2021-06-28T12:29:02.25
IV.SOI.EHN. ML:1.9 0.000038150000000000006 0.54 AML other m 2021-06-28T12:29:03.45
IV.PLAC.HHE. ML:1.7 0.0000237 0.42 AML other m 2021-06-28T12:29:04.58
IV.MTTG.HHN. ML:2.0 0.00006284946 0.7232 AML other m 2021-06-28T12:29:06.43
IV.MTTG.HHE. ML:2.0 0.00005601623 0.7232 AML other m 2021-06-28T12:29:06.57
IV.CET2.HHE. ML:2.3 0.00006925 0.5 AML other m 2021-06-28T12:29:08.28
IV.CET2.HHN. ML:2.6 0.0001395 0.36 AML other m 2021-06-28T12:29:09.18
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