Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 15-04-2021 and time 06:06:47 (Italy) in region 11 km N Roccaforte del Greco (RC)

A magnitude ML 2.0 earthquake occured in region: 11 km N Roccaforte del Greco (RC), on

  • 15-04-2021 04:06:47 (UTC)
  • 15-04-2021 06:06:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1380, 15.9370 at 6 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Roccaforte del Greco RC 11 476 476
San Luca RC 12 3881 4357
Delianuova RC 12 3352 7709
Scido RC 12 931 8640
Samo RC 13 809 9449
Platì RC 13 3812 13261
Santo Stefano in Aspromonte RC 13 1263 14524
Santa Cristina d'Aspromonte RC 13 929 15453
Sant'Agata del Bianco RC 14 592 16045
Caraffa del Bianco RC 14 539 16584
Casignana RC 14 759 17343
Sinopoli RC 15 2089 19432
Cosoleto RC 15 859 20291
Sant'Eufemia d'Aspromonte RC 16 4120 24411
Bova RC 16 448 24859
Cardeto RC 16 1641 26500
Bagaladi RC 16 1039 27539
Sant'Alessio in Aspromonte RC 16 343 27882
Condofuri RC 16 5113 32995
Careri RC 16 2360 35355
San Procopio RC 17 534 35889
San Lorenzo RC 17 2640 38529
Ferruzzano RC 17 772 39301
Staiti RC 18 248 39549
Laganadi RC 18 413 39962
Oppido Mamertina RC 18 5332 45294
Benestare RC 19 2556 47850
Bruzzano Zeffirio RC 19 1111 48961
Melicuccà RC 19 930 49891
Bianco RC 19 4273 54164
Calanna RC 19 934 55098
San Roberto RC 19 1750 56848
Africo RC 20 3075 59923

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Reggio di Calabria (183035 inhabitants)
34 Km E of Messina (238439 inhabitants)
89 Km NE of Acireale (52622 inhabitants)
99 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 2.0 2021-04-15
04:06:47		 38.138 15.9368 6 2021-07-12
16:55:11		 Bollettino Sismico Italiano INGV 90094871
Reviewed
Rev100 		ML 2.0 2021-04-15
04:06:47		 38.1413 15.9373 5 2021-04-15
04:12:05		 Sala Sismica INGV-Roma 89105021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-15 04:06:47 ± 0.05
Latitude 38.1380 ± 0.0036
Longitude 15.9368 ± 0.0034
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90094871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 271
Semi-minor axis of confidence ellipse (meter) 271
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) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 1.22218
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 89105021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-15 04:12:05

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 90094871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-18 12:40:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVPL.HHZ. 2021-04-15T04:07:15.53 0.3 undecidable manual S 288 87.4458 50 0.89 0
MN.TIP.HHN. 2021-04-15T04:07:11.21 0.3 undecidable manual P 31 135.6642 50 0.52 0
IV.SPS2.HHE. 2021-04-15T04:07:10.30 0.3 undecidable manual P 15 132.5673 50 0.09 0
IV.AIO.HHZ. 2021-04-15T04:07:09.30 0.6 undecidable manual S 253 64.1913 50 0.86 3
IV.SERS.HNN. 2021-04-15T04:07:08.00 0.3 undecidable manual P 33 118.992 50 -0.12 0
IV.MILZ.HHZ. 2021-04-15T04:07:08.97 0.6 undecidable manual S 284 63.2922 50 0.79 5
IV.PLAC.HHZ. 2021-04-15T04:07:06.53 0.3 undecidable manual S 51 55.6998 50 0.37 32
IV.SELL.HHZ. 2021-04-15T04:07:06.53 0.3 undecidable manual P 32 111.2997 50 -0.4 0
IV.MPNC.HHZ. 2021-04-15T04:07:05.26 0.6 undecidable manual S 271 50.9157 50 0.36 33
IV.JOPP.HHZ. 2021-04-15T04:07:04.94 0.3 undecidable manual S 355 52.2033 50 -0.29 46
IV.ILOS.HHZ. 2021-04-15T04:07:04.61 0.1 undecidable manual P 292 92.5407 50 0.56 0
IV.IVPL.HHZ. 2021-04-15T04:07:03.40 0.1 undecidable manual P 288 87.4458 50 0.15 0
IV.GRI.EHN. 2021-04-15T04:07:02.83 0.6 undecidable manual P 29 86.7465 50 -0.31 0
IV.MSRU.HHZ. 2021-04-15T04:07:01.68 0.3 undecidable manual S 291 39.8268 98 -0.02 75
IV.FERC.HNZ. 2021-04-15T04:07:01.63 0.3 undecidable manual S 25 38.628 99 0.35 70
IV.NOV.HHZ. 2021-04-15T04:07:01.52 0.3 undecidable manual P 260 70.8735 50 0.81 0
IV.AIO.HHZ. 2021-04-15T04:06:59.46 0.1 undecidable manual P 253 64.1913 50 -0.21 8
IV.MILZ.HHZ. 2021-04-15T04:06:59.64 0.3 undecidable manual P 284 63.2922 50 0.11 9
IV.PLAC.HHZ. 2021-04-15T04:06:58.28 0.1 positive manual P 51 55.6998 50 -0.08 46
IV.MPNC.HHZ. 2021-04-15T04:06:57.46 0.3 undecidable manual P 271 50.9157 50 -0.17 51
IV.JOPP.HHZ. 2021-04-15T04:06:57.54 0.1 undecidable manual P 355 52.2033 50 -0.28 61
IV.MTTG.HHZ. 2021-04-15T04:06:56.57 0.6 undecidable manual S 234 25.5522 103 -0.23 48
IV.MSRU.HHZ. 2021-04-15T04:06:55.82 0.1 undecidable manual P 291 39.8268 98 0.04 100
IV.FERC.HNZ. 2021-04-15T04:06:55.29 0.1 undecidable manual P 25 38.628 99 -0.25 96
IV.MTTG.HHZ. 2021-04-15T04:06:53.12 0.1 positive manual P 234 25.5522 103 0.16 97
IV.SOI.EHZ. 2021-04-15T04:06:52.27 0.3 undecidable manual S 125 12.4764 115 -0.24 72
IV.SOI.EHZ. 2021-04-15T04:06:50.73 0.1 positive manual P 125 12.4764 115 0.25 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:2.2 0.0021275825 0.2784 AML other m 2021-04-15T04:06:52.56
IV.SOI.EHN. ML:2.4 0.003141383 0.1408 AML other m 2021-04-15T04:06:52.67
IV.MTTG.HHN. ML:2.0 0.00061945555 0.2208 AML other m 2021-04-15T04:06:57.50
IV.MTTG.HHE. ML:1.9 0.00048525870000000004 0.4 AML other m 2021-04-15T04:06:57.88
IV.MSRU.HHN. ML:1.9 0.00030180435 0.16 AML other m 2021-04-15T04:07:02.32
IV.MSRU.HHE. ML:2.1 0.000423148 0.3616 AML other m 2021-04-15T04:07:03.56
IV.JOPP.HHE. ML:2.0 0.0002375 1 AML other m 2021-04-15T04:07:05.52
IV.JOPP.HHN. ML:1.8 0.00015236115 0.2208 AML other m 2021-04-15T04:07:05.25
IV.MPNC.HHN. ML:2.3 0.000554 0.22 AML other m 2021-04-15T04:07:05.62
IV.PLAC.HHN. ML:2.0 0.00021250000000000002 1.34 AML other m 2021-04-15T04:07:06.82
IV.PLAC.HNE. ML:1.9 0.000202 1.34 AML other m 2021-04-15T04:07:06.82
IV.PLAC.HHE. ML:1.9 0.000175 1.46 AML other m 2021-04-15T04:07:07.08
IV.PLAC.HNN. ML:1.9 0.000174 1.44 AML other m 2021-04-15T04:07:08.09
IV.MPNC.HHE. ML:2.1 0.00032499999999999993 0.26 AML other m 2021-04-15T04:07:09.69
IV.MILZ.HHE. ML:2.4 0.000438 0.34 AML other m 2021-04-15T04:07:10.00
IV.MILZ.HHN. ML:2.2 0.0002945 1.34 AML other m 2021-04-15T04:07:10.17
IV.AIO.HHE. ML:1.7 0.0000936 0.64 AML other m 2021-04-15T04:07:12.23
IV.AIO.HHN. ML:1.7 0.00009620000000000001 0.48 AML other m 2021-04-15T04:07:13.37
IV.SPS2.HHN. ML:1.6 0.0000227 0.7 AML other m 2021-04-15T04:07:30.80
IV.SPS2.HHE. ML:1.5 0.00002235 1.48 AML other m 2021-04-15T04:07:32.93
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