Earthquake with magnitude of ML 1.9 on date 24-05-2021 and time 05:01:02 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 24-05-2021 03:01:02 (UTC)
  • 24-05-2021 05:01:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4360, 15.3360 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
33 Km NW of Messina (238439 inhabitants)
45 Km NW of Reggio di Calabria (183035 inhabitants)
93 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 1.9 2021-05-24
03:01:02
38.4363 15.3358 125 2021-12-29
11:12:10
Bollettino Sismico Italiano INGV 92660711
Reviewed
Rev100
ML 1.8 2021-05-24
03:01:02
38.421 15.455 129 2021-05-24
03:19:55
Sala Sismica INGV-Roma 90438611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-24 03:01:02 ± 0.3
Latitude 38.4363 ± 0.0216
Longitude 15.3358 ± 0.0264
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 92660711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2654
Semi-minor axis of confidence ellipse (meter) 1492
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 143
Circular confidence region, given by single value of horizontal uncertainty (meter) 2650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.18436
Epicentral distance of station farthest from the epicenter (degree) 1.55583
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 92660711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-08-09 10:07:38

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 90438611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-24 03:19:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHE. 2021-05-24T03:01:39.36 0.6 undecidable manual S 89 95.8263 140 -0.13 43
IV.GIZZ.HHZ. 2021-05-24T03:01:39.53 0.6 undecidable manual S 51 96.6255 139 -0.07 43
IV.JOPP.HHZ. 2021-05-24T03:01:34.66 0.3 undecidable manual S 68 51.3153 156 0.34 67
MN.CEL.HHZ. 2021-05-24T03:01:34.29 0.3 undecidable manual S 112 52.3032 155 -0.12 70
IV.MSRU.HHZ. 2021-05-24T03:01:32.96 0.3 undecidable manual S 142 24.2535 168 0.45 68
IV.IVPL.HNE. 2021-05-24T03:01:32.04 0.6 undecidable manual S 258 31.6461 165 -0.85 40
IV.PIPA.HHZ. 2021-05-24T03:01:31.26 0.3 undecidable manual P 47 172.6938 122 0.2 51
IV.GRIS.HNE. 2021-05-24T03:01:29.02 0.3 undecidable manual P 17 151.3374 126 0.17 56
MN.TIP.HHN. 2021-05-24T03:01:28.23 0.3 undecidable manual P 56 148.0407 126 -0.28 56
IV.CELI.HHE. 2021-05-24T03:01:28.73 0.3 undecidable manual P 43 147.4413 126 0.28 56
IV.CET2.HHZ. 2021-05-24T03:01:27.07 0.3 undecidable manual P 24 132.3675 130 0.09 60
IV.SERS.HHZ. 2021-05-24T03:01:27.03 0.3 undecidable manual P 60 134.6652 129 -0.16 59
IV.GIZZ.HHZ. 2021-05-24T03:01:23.41 0.3 undecidable manual P 51 96.6255 139 -0.38 61
IV.PLAC.HHE. 2021-05-24T03:01:23.48 0.1 undecidable manual P 89 95.8263 140 -0.24 83
IV.FERC.HNN. 2021-05-24T03:01:22.15 0.3 undecidable manual P 88 68.8755 149 0.4 64
IV.MTTG.HHE. 2021-05-24T03:01:21.54 0.3 undecidable manual P 146 57.5979 153 0.47 64
IV.SOI.EHE. 2021-05-24T03:01:21.95 0.3 undecidable manual P 123 74.37 147 -0.17 66
IV.MILZ.HHE. 2021-05-24T03:01:20.00 0.3 undecidable manual P 206 20.4684 170 0.4 69
IV.IVPL.HNE. 2021-05-24T03:01:20.85 0.3 undecidable manual P 258 31.6461 165 0.94 55
IV.JOPP.HHZ. 2021-05-24T03:01:20.63 0.1 undecidable manual P 68 51.3153 156 -0.11 94
MN.CEL.HHZ. 2021-05-24T03:01:20.65 0.3 undecidable manual P 112 52.3032 155 -0.14 70
IV.IVUG.HHZ. 2021-05-24T03:01:19.25 0.3 undecidable manual P 262 30.747 165 -0.63 65
IV.MSRU.HHZ. 2021-05-24T03:01:19.70 0.1 undecidable manual P 142 24.2535 168 0.01 100
IV.MPNC.HHE. 2021-05-24T03:01:19.26 0.3 undecidable manual P 177 32.1456 164 -0.67 63
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHN. ML:1.7 0.000029190380000000003 0.2592 AML other m 2021-05-24T03:01:35.14
IV.MSRU.HHN. ML:2.0 0.000060256775 1.0992 AML other m 2021-05-24T03:01:35.24
IV.JOPP.HHN. ML:1.8 0.000039694325000000006 0.1616 AML other m 2021-05-24T03:01:36.07
MN.CEL.HNE. ML:2.1 0.0000693239 0.8 AML other m 2021-05-24T03:01:37.02
MN.CEL.HNN. ML:2.2 0.000093487645 2.68 AML other m 2021-05-24T03:01:35.98
MN.CEL.HHE. ML:1.7 0.000030900000000000006 1.14 AML other m 2021-05-24T03:01:37.96
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