Earthquake with magnitude of ML 1.8 on date 14-03-2021 and time 03:29:42 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.8 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 14-03-2021 02:29:42 (UTC)
  • 14-03-2021 03:29:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4960, 15.5070 at 125 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
34 Km N of Messina (238439 inhabitants)
45 Km N of Reggio di Calabria (183035 inhabitants)
89 Km SW of Lamezia Terme (70714 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 1.8 2021-03-14
02:29:42
38.4958 15.5067 125 2021-07-12
16:55:02
Bollettino Sismico Italiano INGV 88161051
Reviewed
Rev100
ML 1.6 2021-03-14
02:29:41
38.4882 15.4703 132 2021-07-12
16:25:16
Sala Sismica INGV-Roma 88099691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-14 02:29:42 ± 0.21
Latitude 38.4958 ± 0.0225
Longitude 15.5067 ± 0.0161
Depth (km) 125 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88161051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2443
Semi-minor axis of confidence ellipse (meter) 1048
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 2440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.06750
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 88161051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-15 14:39:51

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 88099691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-14 02:52:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.STN3.HNN.01 2021-03-14T02:30:27.27 3.0 undecidable manual Pg 11.06 0
IV.PLAC.HHZ. 2021-03-14T02:30:18.09 0.3 undecidable manual S 93 81.0522 144 -0.08 71
IV.SOI.EHZ. 2021-03-14T02:30:16.57 0.3 undecidable manual S 134 66.8775 149 0.08 73
IV.MTTG.HHZ. 2021-03-14T02:30:15.84 0.3 undecidable manual S 163 57.1983 153 0.35 70
MN.CEL.HHZ. 2021-03-14T02:30:14.40 0.3 undecidable manual S 128 42.624 160 0.17 75
IV.MILZ.HHZ. 2021-03-14T02:30:13.78 3.0 undecidable manual Sg 0.03 0
IV.IVGP.HHN. 2021-03-14T02:30:13.79 0.6 undecidable manual P 48.7179 1.251 0
IV.MSRU.HHZ. 2021-03-14T02:30:12.88 0.3 undecidable manual S 180 25.752 167 -0.31 74
IV.SERS.HHZ. 2021-03-14T02:30:06.55 0.3 undecidable manual P 59 118.4925 133 0.18 64
IV.GIZZ.HHZ. 2021-03-14T02:30:03.21 0.3 undecidable manual P 48 81.0522 144 -0.06 71
IV.PLAC.HHZ. 2021-03-14T02:30:03.33 0.1 positive manual P 93 81.0522 144 0.05 95
IV.ECTS.HHZ. 2021-03-14T02:30:02.73 0.3 undecidable manual P 206 75.9684 146 -0.18 70
IV.SOI.EHZ. 2021-03-14T02:30:02.17 0.1 positive manual P 134 66.8775 149 -0.14 96
IV.AIO.HHE. 2021-03-14T02:30:02.30 0.3 undecidable manual P 202 62.8926 151 0.24 71
IV.FERC.HNN. 2021-03-14T02:30:01.80 0.1 undecidable manual P 95 54.2013 155 0.23 96
IV.MTTG.HHZ. 2021-03-14T02:30:01.89 0.1 positive manual P 163 57.1983 153 0.16 97
IV.IVPL.HHZ. 2021-03-14T02:30:01.45 0.1 negative manual P 254 47.619 157 0.22 97
IV.IVUG.HHZ. 2021-03-14T02:30:01.34 0.3 undecidable manual P 256 46.62 158 0.16 74
IV.SICLA.EHN. 2021-03-14T02:30:00.18 0.3 undecidable manual P 146 32.1456 164 -0.42 72
IV.MSRU.HHZ. 2021-03-14T02:30:00.05 0.1 undecidable manual P 180 25.752 167 -0.35 99
IV.MPNC.HHN. 2021-03-14T02:30:00.79 0.3 undecidable manual P 199 41.0256 160 -0.14 75
MN.CEL.HHZ. 2021-03-14T02:30:00.86 0.1 undecidable manual P 128 42.624 160 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:1.9 0.00005415467 0.6192 AML other m 2021-03-14T02:30:16.98
IV.MSRU.HHN. ML:1.9 0.000051614945 0.9808 AML other m 2021-03-14T02:30:21.30
MN.CEL.HHN. ML:1.6 0.000024516330000000003 0.7792 AML other m 2021-03-14T02:30:32.39
MN.CEL.HNN. ML:2.0 0.00007173301 5.4 AML other m 2021-03-14T02:30:17.72
MN.CEL.HHE. ML:1.6 0.000023074589 0.36 AML other m 2021-03-14T02:30:37.74
MN.CEL.HNE. ML:2.1 0.000072804035 8.16 AML other m 2021-03-14T02:30:14.82
IV.MTTG.HHE. ML:1.8 0.000036643725000000005 0.8592 AML other m 2021-03-14T02:30:28.35
IV.MTTG.HHN. ML:1.8 0.000041447912000000006 0.6208 AML other m 2021-03-14T02:30:39.30
IV.SOI.EHN. ML:1.6 0.00002377496 0.7392 AML other m 2021-03-14T02:30:20.32
IV.SOI.EHE. ML:1.6 0.000018179775 0.7008 AML other m 2021-03-14T02:30:33.20
IV.PLAC.HNE. ML:1.8 0.00003494473 0.4 AML other m 2021-03-14T02:30:19.44
IV.PLAC.HHE. ML:1.9 0.000042253215000000005 0.56 AML other m 2021-03-14T02:30:32.53
IV.PLAC.HNN. ML:1.9 0.00004494184 0.52 AML other m 2021-03-14T02:30:32.54
IV.PLAC.HHN. ML:1.8 0.000036182245000000004 0.5792 AML other m 2021-03-14T02:30:32.71
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