Earthquake with magnitude of ML 2.1 on date 25-06-2021 and time 18:27:48 (UTC) in region Mar Ionio Meridionale (MARE)

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

  • 25-06-2021 18:27:48 (UTC)
  • 25-06-2021 20:27:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.4420, 16.1510 at 33 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2021-06-25
18:27:48
36.4418 16.1507 33 2021-12-29
11:12:26
Bollettino Sismico Italiano INGV 95110531
Reviewed
Rev100
ML 2.1 2021-06-25
18:27:47
36.6292 16.3025 24 2021-06-25
18:53:41
Sala Sismica INGV-Roma 91888121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-25 18:27:48 ± 0.4
Latitude 36.4418 ± 0.0270
Longitude 16.1507 ± 0.0257
Depth (km) 33 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95110531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3465
Semi-minor axis of confidence ellipse (meter) 1594
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 3470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 302
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.93260
Epicentral distance of station farthest from the epicenter (degree) 1.89127
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 95110531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-26 15:06:59

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 91888121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-25 18:53:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2021-06-25T18:28:29.11 0.6 undecidable manual S 312 151.6371 54 -0.05 48
IV.HCRL.HHZ. 2021-06-25T18:28:25.90 0.6 undecidable manual S 314 136.2636 54 0.05 50
IV.HMDC.HHZ. 2021-06-25T18:28:25.50 0.6 undecidable manual S 296 134.4654 54 0.03 51
IV.HAGA.HHZ. 2021-06-25T18:28:24.40 0.6 undecidable manual S 317 128.6712 54 0.18 50
IV.SSY.HHZ. 2021-06-25T18:28:23.98 0.6 undecidable manual S 310 124.2867 54 0.7 43
IV.MSRU.HHE. 2021-06-25T18:28:20.03 0.3 undecidable manual P 345 209.9343 54 0.81 43
IV.HAVL.HHZ. 2021-06-25T18:28:19.38 0.6 undecidable manual S 302 108.0141 54 -0.38 50
IV.HSRS.HNN. 2021-06-25T18:28:19.81 0.6 undecidable manual S 311 109.6125 54 -0.31 50
IV.HPAC.HHE. 2021-06-25T18:28:18.83 0.6 undecidable manual S 287 103.5186 54 0.03 54
IV.RAFF.HHZ. 2021-06-25T18:28:16.60 0.3 undecidable manual P 299 180.8856 54 0.99 47
IV.HLNI.HHZ. 2021-06-25T18:28:11.75 0.1 undecidable manual P 312 151.6371 54 -0.22 93
IV.HCRL.HHZ. 2021-06-25T18:28:09.83 0.3 undecidable manual P 314 136.2636 54 -0.23 73
IV.HMDC.HHZ. 2021-06-25T18:28:09.76 0.3 undecidable manual P 296 134.4654 54 -0.08 75
IV.SSY.HHZ. 2021-06-25T18:28:08.32 0.3 undecidable manual P 310 124.2867 54 -0.25 74
IV.HAGA.HHZ. 2021-06-25T18:28:08.74 0.3 undecidable manual P 317 128.6712 54 -0.37 71
IV.HPAC.HHE. 2021-06-25T18:28:06.58 0.3 undecidable manual P 287 103.5186 54 0.59 71
IV.HSRS.HNN. 2021-06-25T18:28:06.37 1.0 undecidable manual P 311 109.6125 54 -0.38 25
IV.HAVL.HHZ. 2021-06-25T18:28:06.20 0.1 undecidable manual P 302 108.0141 54 -0.34 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHE. ML:2.2 0.000134 0.3 AML other m 2021-06-25T18:28:19.80
IV.HAVL.HHN. ML:2.0 0.00008840000000000001 0.94 AML other m 2021-06-25T18:28:20.24
IV.HCRL.HHE. ML:2.1 0.0000741 0.86 AML other m 2021-06-25T18:28:28.03
IV.HLNI.HHN. ML:2.0 0.0000439 0.68 AML other m 2021-06-25T18:28:29.94
IV.HCRL.HHN. ML:2.1 0.0000698 0.94 AML other m 2021-06-25T18:28:30.24
IV.HLNI.HHE. ML:2.0 0.00005095 1 AML other m 2021-06-25T18:28:31.40
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