Earthquake with magnitude of ML 2.1 on date 29-04-2023 and time 09:21:10 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 29-04-2023 07:21:10 (UTC)
  • 29-04-2023 09:21:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5910, 15.5400 at 155 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
44 Km N of Messina (238439 inhabitants)
54 Km N of Reggio di Calabria (183035 inhabitants)
80 Km SW of Lamezia Terme (70714 inhabitants)
98 Km W of Catanzaro (90612 inhabitants)
100 Km SW of Cosenza (67546 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 2.1 2023-04-29
07:21:10
38.5912 15.5405 155 2024-03-01
17:18:12
Bollettino Sismico Italiano INGV 119166391
Reviewed
Rev100
ML 2.0 2023-04-29
07:21:10
38.5812 15.5598 156 2023-04-29
07:37:04
Sala Sismica INGV-Roma 116865161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-29 07:21:10 ± 0.22
Latitude 38.5912 ± 0.0108
Longitude 15.5405 ± 0.0196
Depth (km) 155 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119166391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1583
Semi-minor axis of confidence ellipse (meter) 950
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
Circular confidence region, given by single value of horizontal uncertainty (meter) 1580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.20509
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 119166391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-11 14:14:33

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 116865161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-29 07:37:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2023-04-29T07:23:15.60 3.0 undecidable manual Sn -9.99 0
IV.SNTG.HHZ. 2023-04-29T07:22:34.99 3.0 undecidable manual Pn -0.79 0
GE.MATE.HHZ. 2023-04-29T07:22:19.96 3.0 undecidable manual Sn -1.39 0
XE.T0702.HHN. 2023-04-29T07:21:58.20 0.3 undecidable manual S 20 133.7661 136 -0.24 65
IV.GRIS.HNE. 2023-04-29T07:21:58.10 0.6 undecidable manual S 12 130.2696 137 0.17 43
IV.SGG.HHZ. 2023-04-29T07:21:57.96 3.0 undecidable manual Pn -8.53 0
IX.SCL3.EHZ.02 2023-04-29T07:21:56.43 3.0 undecidable manual Pg 2.11 0
IV.CET2.HHZ. 2023-04-29T07:21:54.70 0.6 undecidable manual S 19 109.9122 142 -0.4 44
IV.CAR1.HHZ. 2023-04-29T07:21:53.10 0.3 undecidable manual S 38 93.5397 147 0.06 72
IV.PLAC.HHZ. 2023-04-29T07:21:51.20 0.3 undecidable manual S 101 79.4649 151 -0.28 71
IV.AIO.HHZ. 2023-04-29T07:21:51.10 0.3 undecidable manual S 201 73.7706 153 0.2 73
IV.SOI.EHZ. 2023-04-29T07:21:50.70 0.3 undecidable manual S 142 72.7716 153 -0.1 74
IV.FERC.HHZ.00 2023-04-29T07:21:49.60 0.3 undecidable manual S 107 53.3022 160 0.49 72
TV.GMB1.HHZ. 2023-04-29T07:21:49.30 0.3 undecidable manual S 152 52.4031 160 0.26 75
IV.IVPL.HHE. 2023-04-29T07:21:49.60 0.3 undecidable manual S 244 54.2013 159 0.42 72
IV.MILZ.HHN. 2023-04-29T07:21:48.10 0.6 undecidable manual S 217 44.5221 163 -0.41 49
IV.MSRU.HHZ. 2023-04-29T07:21:47.80 0.3 undecidable manual S 184 36.4413 166 -0.24 77
IV.GRIS.HNE. 2023-04-29T07:21:38.32 0.3 undecidable manual P 12 130.2696 137 0.25 64
XE.T0702.HHN. 2023-04-29T07:21:38.37 0.3 undecidable manual P 20 133.7661 136 0 67
IV.SELL.HHZ. 2023-04-29T07:21:36.32 0.3 undecidable manual P 65 103.6185 144 0.36 67
IV.SERS.HHZ. 2023-04-29T07:21:36.78 0.3 undecidable manual P 63 110.8002 142 0.28 67
IV.CET2.HHZ. 2023-04-29T07:21:36.37 0.3 undecidable manual P 19 109.9122 142 -0.07 70
IV.CAR1.HHZ. 2023-04-29T07:21:35.04 0.3 undecidable manual P 38 93.5397 147 -0.21 70
IV.AIO.HHZ. 2023-04-29T07:21:34.43 0.3 undecidable manual P 201 73.7706 153 0.41 70
IV.PLAC.HHZ. 2023-04-29T07:21:34.37 0.1 negative manual P 101 79.4649 151 0.02 100
IV.IVPL.HHE. 2023-04-29T07:21:33.10 0.3 undecidable manual P 244 54.2013 159 0.08 78
IV.FERC.HHZ.00 2023-04-29T07:21:33.04 0.3 undecidable manual P 107 53.3022 160 0.05 78
IV.SOI.EHZ. 2023-04-29T07:21:33.61 0.3 undecidable manual P 142 72.7716 153 -0.35 71
TV.GMB1.HHZ. 2023-04-29T07:21:32.95 0.3 undecidable manual P 152 52.4031 160 0 79
IV.MILZ.HHN. 2023-04-29T07:21:32.18 0.3 undecidable manual P 217 44.5221 163 -0.46 73
IV.MSRU.HHZ. 2023-04-29T07:21:31.83 0.3 undecidable manual P 184 36.4413 166 -0.53 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:0.0 0.0001067 0.22 AML other m 2023-04-29T07:21:48.78
IV.MSRU.HHN. ML:0.0 0.00007335 0.64 AML other m 2023-04-29T07:21:49.60
TV.GMB1.HHN. ML:0.0 0.00002655 0.48 AML other m 2023-04-29T07:21:50.02
TV.GMB1.HHE. ML:0.0 0.000021150000000000002 1.32 AML other m 2023-04-29T07:21:50.06
IV.SOI.EHN. ML:0.0 0.000044999999999999996 1.04 AML other m 2023-04-29T07:21:51.94
IV.SOI.EHE. ML:0.0 0.00005 0.48 AML other m 2023-04-29T07:21:52.34
IV.PLAC.HHE. ML:0.0 0.000032646345 0.2592 AML other m 2023-04-29T07:21:52.51
IV.PLAC.HHN. ML:0.0 0.000040695825000000006 0.6208 AML other m 2023-04-29T07:21:52.52
IV.CAR1.HHE. ML:0.0 0.0000809 0.76 AML other m 2023-04-29T07:21:54.41
IV.CAR1.HHN. ML:0.0 0.00003875 0.58 AML other m 2023-04-29T07:21:55.37
IV.AIO.HHN. ML:0.0 0.000014392575000000002 1.8016 AML other m 2023-04-29T07:21:51.75
IV.CET2.HHE. ML:0.0 0.00006945 1.3 AML other m 2023-04-29T07:21:55.85
IV.CET2.HHN. ML:0.0 0.00010235 0.26 AML other m 2023-04-29T07:21:56.04
IV.SERS.HHE. ML:2.0 0.00002995 0.3 AML other m 2023-04-29T07:21:57.60
IV.SERS.HHN. ML:1.7 0.000016250000000000002 0.6 AML other m 2023-04-29T07:21:59.34
IV.MSRU.HNE. ML:2.4 0.0001057344 0.2208 AML other m 2023-04-29T07:21:48.78
IV.MSRU.HNN. ML:2.2 0.00007185756499999999 0.9376 AML other m 2023-04-29T07:21:48.60
TV.GMB1.HNN. ML:2.3 0.00008846167 0.9088 AML other m 2023-04-29T07:21:50.05
TV.GMB1.HNE. ML:2.1 0.000058429670000000005 1.392 AML other m 2023-04-29T07:21:50.07
IV.PLAC.HNE. ML:2.3 0.0000753342 1.84 AML other m 2023-04-29T07:21:51.07
IV.PLAC.HNN. ML:2.4 0.000101802585 1.5072 AML other m 2023-04-29T07:21:51.05
IV.CAR1.HNE. ML:2.2 0.00006260996 0.3424 AML other m 2023-04-29T07:21:54.73
IV.CAR1.HNN. ML:2.1 0.000046620135 0.9312 AML other m 2023-04-29T07:21:53.63
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