Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 11-06-2021 and time 12:47:38 (Italy) in region 5 km E Santo Stefano in Aspromonte (RC)

A magnitude ML 1.7 earthquake occured in region: 5 km E Santo Stefano in Aspromonte (RC), on

  • 11-06-2021 10:47:38 (UTC)
  • 11-06-2021 12:47:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1880, 15.8410 at 8 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
Santo Stefano in Aspromonte RC 5 1263 1263
Sant'Alessio in Aspromonte RC 7 343 1606
Sant'Eufemia d'Aspromonte RC 9 4120 5726
Laganadi RC 9 413 6139
Delianuova RC 9 3352 9491
Sinopoli RC 9 2089 11580
San Roberto RC 10 1750 13330
Scido RC 10 931 14261
Calanna RC 10 934 15195
San Procopio RC 11 534 15729
Bagnara Calabra RC 11 10255 25984
Cosoleto RC 13 859 26843
Cardeto RC 13 1641 28484
Fiumara RC 13 1018 29502
Scilla RC 13 4964 34466
Melicuccà RC 13 930 35396
Santa Cristina d'Aspromonte RC 14 929 36325
Campo Calabro RC 16 4536 40861
Roccaforte del Greco RC 17 476 41337
Seminara RC 17 2811 44148
Oppido Mamertina RC 17 5332 49480
Bagaladi RC 18 1039 50519
Villa San Giovanni RC 18 13784 64303
Platì RC 18 3812 68115
Varapodio RC 19 2160 70275
Palmi RC 19 18930 89205
Reggio di Calabria RC 19 183035 272240
San Lorenzo RC 20 2640 274880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Reggio di Calabria (183035 inhabitants)
25 Km E of Messina (238439 inhabitants)
87 Km NE of Acireale (52622 inhabitants)
97 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 1.7 2021-06-11
10:47:38		 38.1878 15.8413 8 2021-12-29
11:12:38		 Bollettino Sismico Italiano INGV 96730711
Reviewed
Rev100 		ML 1.7 2021-06-11
10:47:38		 38.1907 15.8503 9 2021-06-11
10:52:52		 Sala Sismica INGV-Roma 91087131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-11 10:47:38 ± 0.09
Latitude 38.1878 ± 0.0063
Longitude 15.8413 ± 0.0057
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96730711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 602
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.08364
Epicentral distance of station farthest from the epicenter (degree) 1.07559
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 91087131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-11 10:52:52

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 96730711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-18 15:45:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SERS.HNN. 2021-06-11T10:48:00.04 0.6 undecidable manual P 38 119.3916 50 1.13 28
IV.PLAC.HHE. 2021-06-11T10:47:58.53 0.6 undecidable manual S 61 59.496 50 0.81 37
IV.MILZ.HHZ. 2021-06-11T10:47:56.10 0.6 undecidable manual S 280 54.0015 50 -0.14 45
IV.MPNC.HHZ. 2021-06-11T10:47:53.30 0.6 undecidable manual S 264 42.8238 50 0.03 47
IV.JOPP.HHZ. 2021-06-11T10:47:53.42 0.6 undecidable manual S 5 46.62 50 -0.86 37
IV.AIO.HHE. 2021-06-11T10:47:49.56 0.3 undecidable manual P 246 58.2972 50 0.06 69
IV.MSRU.HHZ. 2021-06-11T10:47:49.30 0.6 undecidable manual S 286 30.2475 105 -0.27 46
IV.PLAC.HHE. 2021-06-11T10:47:49.81 0.1 undecidable manual P 61 59.496 50 0.12 90
IV.MILZ.HHZ. 2021-06-11T10:47:48.73 0.3 undecidable manual P 280 54.0015 50 -0.1 69
IV.JOPP.HHZ. 2021-06-11T10:47:47.42 0.3 undecidable manual P 5 46.62 50 -0.28 67
IV.MTTG.HHZ. 2021-06-11T10:47:47.24 0.6 undecidable manual S 211 23.9538 109 -0.24 47
IV.SOI.EHZ. 2021-06-11T10:47:46.26 0.6 undecidable manual S 124 22.4553 110 -0.75 40
IV.FERC.HNN. 2021-06-11T10:47:46.28 0.3 undecidable manual P 40 38.5281 50 -0.17 70
IV.MPNC.HHZ. 2021-06-11T10:47:46.98 0.1 undecidable manual P 264 42.8238 50 -0.14 93
IV.MSRU.HHZ. 2021-06-11T10:47:45.07 0.1 positive manual P 286 30.2475 105 0.09 96
IV.MTTG.HHZ. 2021-06-11T10:47:44.09 0.1 undecidable manual P 211 23.9538 109 0.31 92
IV.SICLA.EHZ. 2021-06-11T10:47:44.29 0.6 undecidable manual S 305 13.3755 121 0.14 49
IV.SOI.EHZ. 2021-06-11T10:47:43.51 0.1 positive manual P 124 22.4553 110 0 99
MN.CEL.HHZ. 2021-06-11T10:47:42.71 0.6 undecidable manual S 30 9.2796 131 -0.27 48
IV.SICLA.EHZ. 2021-06-11T10:47:42.13 0.1 positive manual P 305 13.3755 121 0.27 95
MN.CEL.HHZ. 2021-06-11T10:47:41.24 0.1 positive manual P 30 9.2796 131 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HNE. ML:2.0 0.00138 1.42 AML other m 2021-06-11T10:47:43.07
MN.CEL.HHE. ML:2.0 0.001385 1.4 AML other m 2021-06-11T10:47:43.07
MN.CEL.HNN. ML:1.6 0.000641 0.78 AML other m 2021-06-11T10:47:43.49
MN.CEL.HHN. ML:1.6 0.0006205000000000001 0.78 AML other m 2021-06-11T10:47:43.10
IV.SICLA.EHN. ML:1.8 0.0007475 0.44 AML other m 2021-06-11T10:47:44.66
IV.SICLA.EHE. ML:1.6 0.0005255 0.38 AML other m 2021-06-11T10:47:45.50
IV.SOI.EHN. ML:1.6 0.000258 0.32 AML other m 2021-06-11T10:47:46.56
IV.MTTG.HHE. ML:1.6 0.000242 0.26 AML other m 2021-06-11T10:47:47.56
IV.MTTG.HHN. ML:1.7 0.000297 1.16 AML other m 2021-06-11T10:47:47.58
IV.SOI.EHE. ML:1.4 0.000186 1.5 AML other m 2021-06-11T10:47:47.09
IV.MSRU.HHN. ML:1.8 0.00027749999999999997 1.14 AML other m 2021-06-11T10:47:49.39
IV.MSRU.HHE. ML:1.7 0.0002459178 0.3008 AML other m 2021-06-11T10:47:50.38
IV.MPNC.HHE. ML:1.8 0.00019350000000000001 1.46 AML other m 2021-06-11T10:47:54.78
IV.MPNC.HHN. ML:1.8 0.000202 0.72 AML other m 2021-06-11T10:47:54.30
IV.JOPP.HHE. ML:1.4 0.0000726 0.6 AML other m 2021-06-11T10:47:57.45
IV.JOPP.HHN. ML:1.4 0.0000816 1.44 AML other m 2021-06-11T10:47:57.81
IV.MILZ.HHE. ML:2.4 0.0006955 0.32 AML other m 2021-06-11T10:47:58.57
IV.MILZ.HHN. ML:2.3 0.0004805 0.32 AML other m 2021-06-11T10:47:58.70
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