Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 18-06-2021 and time 16:40:52 (Italy) in region 6 km E Santo Stefano in Aspromonte (RC)

A magnitude ML 1.1 earthquake occured in region: 6 km E Santo Stefano in Aspromonte (RC), on

  • 18-06-2021 14:40:52 (UTC)
  • 18-06-2021 16:40:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1880, 15.8590 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Santo Stefano in Aspromonte RC 6 1263 1263
Delianuova RC 8 3352 4615
Sant'Eufemia d'Aspromonte RC 8 4120 8735
Sinopoli RC 9 2089 10824
Scido RC 9 931 11755
Sant'Alessio in Aspromonte RC 9 343 12098
Laganadi RC 10 413 12511
San Procopio RC 11 534 13045
San Roberto RC 11 1750 14795
Cosoleto RC 12 859 15654
Calanna RC 12 934 16588
Bagnara Calabra RC 12 10255 26843
Santa Cristina d'Aspromonte RC 12 929 27772
Melicuccà RC 13 930 28702
Cardeto RC 14 1641 30343
Scilla RC 15 4964 35307
Fiumara RC 15 1018 36325
Oppido Mamertina RC 16 5332 41657
Roccaforte del Greco RC 16 476 42133
Platì RC 17 3812 45945
Seminara RC 17 2811 48756
Campo Calabro RC 18 4536 53292
Varapodio RC 18 2160 55452
Bagaladi RC 18 1039 56491
San Luca RC 19 3881 60372
Palmi RC 19 18930 79302
Villa San Giovanni RC 20 13784 93086
San Lorenzo RC 20 2640 95726
Terranova Sappo Minulio RC 20 523 96249
Molochio RC 20 2564 98813

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Reggio di Calabria (183035 inhabitants)
27 Km E of Messina (238439 inhabitants)
88 Km NE of Acireale (52622 inhabitants)
96 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
Reviewed
Rev100 		ML 1.1 2021-06-18
14:40:52		 38.1883 15.8592 9 2021-06-18
14:53:56		 Sala Sismica INGV-Roma 91501291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-18 14:40:52 ± 0.1
Latitude 38.1883 ± 0.0090
Longitude 15.8592 ± 0.0092
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 91501291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1174
Semi-minor axis of confidence ellipse (meter) 389
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28598
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 91501291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-18 14:53:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2021-06-18T14:42:17.10 3.0 undecidable manual Sn -8.17 0
GU.BURY.HHZ. 2021-06-18T14:42:13.51 3.0 negative manual Pg 23.15 0
IV.CADC.HNZ. 2021-06-18T14:42:04.97 3.0 undecidable manual Pg 9.81 0
IV.MNTT.EHZ. 2021-06-18T14:42:01.08 3.0 undecidable manual Sn -0.32 0
IV.NDIM.HNZ. 2021-06-18T14:41:59.04 3.0 negative manual Pg 13.72 0
SI.LUSI.HHZ. 2021-06-18T14:41:56.51 3.0 undecidable manual Pn -2.59 0
IV.IMOL.HNZ. 2021-06-18T14:41:53.56 3.0 undecidable manual Pg 17.42 0
IV.TERO.HHZ. 2021-06-18T14:41:49.80 3.0 undecidable manual Sn -1.26 0
IV.TST02.HHZ. 2021-06-18T14:41:47.54 3.0 undecidable manual Sg 9.31 0
IV.PE3.EHZ. 2021-06-18T14:41:42.13 3.0 negative manual Pg 16.209999 0
IV.CRTC.HHZ. 2021-06-18T14:41:30.04 3.0 positive manual Pn 3.59 0
IV.ACATE.EHZ. 2021-06-18T14:41:04.08 3.0 negative manual Pg 4.94 0
IV.MSRU.HHZ. 2021-06-18T14:41:03.43 0.3 undecidable manual S 285 31.746 50 -0.08 74
IV.SOI.EHZ. 2021-06-18T14:40:59.87 0.3 undecidable manual S 127 21.2676 113 -0.25 72
IV.MSRU.HHZ. 2021-06-18T14:40:58.65 0.3 undecidable manual P 285 31.746 50 -0.04 74
IV.SICLA.EHZ. 2021-06-18T14:40:58.04 0.3 undecidable manual S 301 14.6742 121 -0.04 77
IV.SOI.EHZ. 2021-06-18T14:40:57.01 0.3 undecidable manual P 127 21.2676 113 0.28 72
MN.CEL.HHZ. 2021-06-18T14:40:56.21 0.3 undecidable manual S 21 8.5803 136 -0.19 75
IV.SICLA.EHZ. 2021-06-18T14:40:55.63 0.3 undecidable manual P 301 14.6742 121 0.07 76
MN.CEL.HHZ. 2021-06-18T14:40:54.78 0.1 undecidable manual P 21 8.5803 136 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHN. ML:0.8 0.00010626408500000001 0.1984 AML other m 2021-06-18T14:40:56.53
MN.CEL.HHE. ML:1.2 0.00021250000000000002 0.14 AML other m 2021-06-18T14:40:56.51
IV.SICLA.EHE. ML:1.2 0.00014874963499999998 0.1984 AML other m 2021-06-18T14:40:58.11
IV.SICLA.EHN. ML:1.0 0.00009498335499999999 0.1216 AML other m 2021-06-18T14:40:58.20
IV.SOI.EHN. ML:0.9 0.000055150000000000006 1.68 AML other m 2021-06-18T14:41:00.92
IV.SOI.EHE. ML:0.8 0.000048799999999999994 0.36 AML other m 2021-06-18T14:41:00.21
IV.SLCN.HHE. ML:2.4 0.0000484 0.46 AML other m 2021-06-18T14:41:24.73
IV.SPS2.HHE. ML:1.7 0.000029400000000000003 0.92 AML other m 2021-06-18T14:41:34.85
IV.SPS2.HHN. ML:1.6 0.00002305 0.88 AML other m 2021-06-18T14:41:35.31
IV.SLCN.HHN. ML:2.2 0.0000343 0.54 AML other m 2021-06-18T14:41:46.40
MN.CEL.HNE. ML:1.1 0.00020440395 0.1408 AML other m 2021-06-18T14:40:56.52
MN.CEL.HNN. ML:0.8 0.00009902066 0.1984 AML other m 2021-06-18T14:40:56.53
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