Earthquake with magnitude of ML 2.3 on date 13-04-2021 and time 12:37:04 (Italy) in region Tirreno Meridionale (MARE)

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

  • 13-04-2021 10:37:04 (UTC)
  • 13-04-2021 12:37:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9790, 15.3970 at 264 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
80 Km W of Lamezia Terme (70714 inhabitants)
82 Km W of Cosenza (67546 inhabitants)
88 Km N of Messina (238439 inhabitants)
99 Km N of Reggio di Calabria (183035 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 2021-04-13
10:37:04
38.9792 15.3967 265 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91329251
Reviewed
Rev100
Md 2.5 2021-04-13
10:37:04
38.947 15.4057 264 2021-06-15
12:34:25
Sala Sismica INGV-Roma 89056681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-13 10:37:04 ± 0.48
Latitude 38.9792 ± 0.0315
Longitude 15.3967 ± 0.0532
Depth (km) 265 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91329251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4743
Semi-minor axis of confidence ellipse (meter) 2475
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 4740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.53240
Epicentral distance of station farthest from the epicenter (degree) 1.33999
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 91329251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-15 12:33:49

Md:2.5

Field Value
Value 2.5
Uncertainty 0.1
Num. used stations 3
Type of magnitude Md
Reference to an origin 89056681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-13 10:54:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHE. 2021-04-13T10:38:10.07 0.6 undecidable manual S 63 106.5156 157 1.05 35
IV.SOI.EHZ. 2021-04-13T10:38:09.56 0.6 undecidable manual S 150 115.5954 155 -0.24 46
IV.PLAC.HHE. 2021-04-13T10:38:09.03 0.6 undecidable manual S 123 107.6145 157 -0.08 48
IV.SELL.HHZ. 2021-04-13T10:38:09.61 0.6 undecidable manual S 89 106.2159 157 0.62 43
IV.SERS.HHZ. 2021-04-13T10:38:09.73 0.6 undecidable manual S 86 111.4995 156 0.29 46
MN.TIP.HHN. 2021-04-13T10:38:09.99 0.6 undecidable manual S 79 119.3916 155 -0.15 46
IV.JOPP.HHZ. 2021-04-13T10:38:05.18 0.6 undecidable manual S 134 59.0964 167 -0.68 45
IV.EMFO.HHE. 2021-04-13T10:37:44.47 0.3 undecidable manual P 191 140.4483 151 0.81 54
IV.EMNR.HHZ. 2021-04-13T10:37:44.30 0.3 undecidable manual P 194 132.867 152 1.09 48
IV.PIPA.HHZ. 2021-04-13T10:37:43.51 0.1 undecidable manual P 65 134.2656 152 0.22 89
IV.CMPR.HHZ. 2021-04-13T10:37:43.80 0.3 undecidable manual P 357 148.74 150 -0.37 63
IV.EPZF.HHZ. 2021-04-13T10:37:43.95 0.3 undecidable manual P 200 136.4634 152 0.53 61
IV.EPIT.HHZ. 2021-04-13T10:37:43.89 0.3 undecidable manual P 193 132.867 152 0.68 58
MN.TIP.HHN. 2021-04-13T10:37:42.59 0.1 undecidable manual P 79 119.3916 155 0.13 94
IV.NOV.HHZ. 2021-04-13T10:37:42.11 0.3 undecidable manual P 192 107.9142 157 0.23 70
IV.SERS.HHZ. 2021-04-13T10:37:42.07 0.1 undecidable manual P 86 111.4995 156 0.01 97
IV.CELI.HHE. 2021-04-13T10:37:42.40 0.3 undecidable manual P 63 106.5156 157 0.59 65
IV.IVUG.HHZ. 2021-04-13T10:37:41.34 0.3 undecidable manual P 209 73.7706 164 0.89 60
IV.SOI.EHZ. 2021-04-13T10:37:41.72 0.3 undecidable manual P 150 115.5954 155 -0.54 64
IV.PLAC.HHE. 2021-04-13T10:37:41.65 0.1 undecidable manual P 123 107.6145 157 -0.21 94
IV.SELL.HHZ. 2021-04-13T10:37:41.96 0.3 undecidable manual P 89 106.2159 157 0.17 72
IV.MPNC.HHN. 2021-04-13T10:37:41.26 0.3 undecidable manual P 182 92.4408 160 0.09 74
IV.GRI.EHN. 2021-04-13T10:37:41.48 0.3 undecidable manual P 101 90.0432 160 0.41 70
IV.MTTG.HHZ. 2021-04-13T10:37:41.68 0.3 undecidable manual P 166 111.3996 156 -0.37 68
IV.AIO.HHE. 2021-04-13T10:37:41.94 0.3 undecidable manual P 187 112.6983 156 -0.17 71
MN.CEL.HHZ. 2021-04-13T10:37:40.23 0.3 undecidable manual P 151 90.6426 160 -0.86 59
IV.FERC.HNN. 2021-04-13T10:37:40.78 0.1 undecidable manual P 132 86.1471 161 -0.13 100
IV.CET2.HHZ. 2021-04-13T10:37:40.13 0.3 undecidable manual P 38 77.5668 163 -0.45 71
IV.MSRU.HHE. 2021-04-13T10:37:39.59 0.1 undecidable manual P 173 79.9644 163 -1.08 73
IV.IVPL.HNE. 2021-04-13T10:37:39.80 0.6 undecidable manual P 208 75.9684 163 -0.73 43
IV.JOPP.HHZ. 2021-04-13T10:37:39.38 0.1 undecidable manual P 134 59.0964 167 -0.61 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.3 0.000027755605000000003 0.1408 AML other m 2021-04-13T10:38:06.18
IV.JOPP.HHE. ML:2.4 0.00003729433 0.384 AML other m 2021-04-13T10:38:08.14
MN.CEL.HHE. ML:2.3 0.000027970865 0.48 AML other m 2021-04-13T10:38:10.66
MN.CEL.HHN. ML:2.4 0.000038174985 0.5824 AML other m 2021-04-13T10:38:11.11
IV.SELL.HHN. ML:2.0 0.000017096855000000003 0.64 AML other m 2021-04-13T10:38:11.58
IV.SELL.HHE. ML:2.2 0.000023937714999999997 0.6848 AML other m 2021-04-13T10:38:11.82
IV.SELL.HNE. ML:2.9 0.00012164839999999999 0.9536 AML other m 2021-04-13T10:38:12.17
IV.SERS.HNN. ML:2.3 0.00002957067 0.3648 AML other m 2021-04-13T10:38:11.85
IV.SERS.HHN. ML:2.4 0.000034506535 0.3648 AML other m 2021-04-13T10:38:12.01
IV.SERS.HHE. ML:2.3 0.000025499954999999997 0.3968 AML other m 2021-04-13T10:38:10.80
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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