Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 26-10-2020 and time 19:51:20 (UTC) in region 5 km E Santo Stefano in Aspromonte (RC)

A magnitude ML 1.1 earthquake occured in region: 5 km E Santo Stefano in Aspromonte (RC), on

  • 26-10-2020 19:51:20 (UTC)
  • 26-10-2020 20:51:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.1850, 15.8450 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 8 343 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 11 934 15195
San Procopio RC 12 534 15729
Bagnara Calabra RC 12 10255 25984
Cosoleto RC 13 859 26843
Cardeto RC 13 1641 28484
Santa Cristina d'Aspromonte RC 14 929 29413
Melicuccà RC 14 930 30343
Fiumara RC 14 1018 31361
Scilla RC 14 4964 36325
Roccaforte del Greco RC 16 476 36801
Campo Calabro RC 17 4536 41337
Seminara RC 17 2811 44148
Oppido Mamertina RC 17 5332 49480
Bagaladi RC 18 1039 50519
Platì RC 18 3812 54331
Villa San Giovanni RC 19 13784 68115
Varapodio RC 19 2160 70275
San Lorenzo RC 19 2640 72915
Palmi RC 19 18930 91845
Reggio di Calabria RC 20 183035 274880
Condofuri RC 20 5113 279993

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 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 1.1 2020-10-26
19:51:20		 38.1852 15.8453 8 2021-02-26
14:56:19		 Bollettino Sismico Italiano INGV 87181431
Reviewed
Rev100 		ML 1.2 2020-10-26
19:51:20		 38.1848 15.8588 10 2020-10-26
19:58:07		 Sala Sismica INGV-Roma 84161761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-26 19:51:20 ± 0.11
Latitude 38.1852 ± 0.0063
Longitude 15.8453 ± 0.0069
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 87181431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 609
Semi-minor axis of confidence ellipse (meter) 386
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 341
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53420
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 84161761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-26 19:58:07

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 87181431
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-15 13:14:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HNZ. 2020-10-26T19:53:09.84 3.0 undecidable manual Sn 0.76 0
IV.LATB.EHZ. 2020-10-26T19:53:00.06 3.0 undecidable manual Sn -2.49 0
IV.MAON.HHZ. 2020-10-26T19:52:58.38 3.0 undecidable manual Pg 19.959999 0
IV.RCAV.EHZ. 2020-10-26T19:52:31.42 3.0 undecidable manual Pg 11.13 0
IV.PTRJ.HHZ. 2020-10-26T19:52:16.93 3.0 undecidable manual Pg 10.46 0
AC.VLO.HHZ. 2020-10-26T19:52:09.67 3.0 undecidable manual Pn 1.22 0
IV.PAOL.HHZ. 2020-10-26T19:52:04.07 3.0 undecidable manual Pg 1.95 0
IV.HAGA.HHZ. 2020-10-26T19:52:01.25 3.0 undecidable manual Sg 2.8 0
IV.AGST.EHZ. 2020-10-26T19:51:44.07 3.0 undecidable manual Pg 3.85 0
IV.PLAC.HHE. 2020-10-26T19:51:40.21 0.6 undecidable manual S 60 59.2962 50 0.74 39
IV.JOPP.HHZ. 2020-10-26T19:51:35.11 0.6 undecidable manual S 4 46.9197 50 -1.04 35
IV.MPNC.HHZ. 2020-10-26T19:51:35.23 0.6 undecidable manual S 264 43.2234 50 0.07 48
IV.SPS2.HHZ. 2020-10-26T19:51:33.35 3.0 positive manual P -1.76 0
IV.ECTS.HHZ. 2020-10-26T19:51:33.11 3.0 undecidable manual P -1.64 0
IV.MSRU.HHE. 2020-10-26T19:51:31.07 0.6 undecidable manual S 287 30.6471 105 -0.43 46
IV.PLAC.HHE. 2020-10-26T19:51:31.72 0.3 undecidable manual P 60 59.2962 50 0.27 68
IV.JOPP.HHZ. 2020-10-26T19:51:29.26 0.3 undecidable manual P 4 46.9197 50 -0.28 69
IV.MPNC.HHZ. 2020-10-26T19:51:28.92 0.3 undecidable manual P 264 43.2234 50 -0.04 73
IV.MTTG.HHZ. 2020-10-26T19:51:28.99 0.6 undecidable manual S 212 23.8539 109 -0.25 48
IV.SOI.EHZ. 2020-10-26T19:51:27.89 0.6 undecidable manual S 124 22.0668 110 -0.76 42
IV.MSRU.HHE. 2020-10-26T19:51:26.91 0.3 undecidable manual P 287 30.6471 105 0.06 75
IV.SICLA.EHZ. 2020-10-26T19:51:26.15 0.6 undecidable manual S 305 13.875 120 0.08 51
IV.SOI.EHZ. 2020-10-26T19:51:25.24 0.3 undecidable manual P 124 22.0668 110 0.04 76
IV.MTTG.HHZ. 2020-10-26T19:51:25.76 0.1 positive manual P 212 23.8539 109 0.21 98
IV.SICLA.EHZ. 2020-10-26T19:51:24.12 0.3 undecidable manual P 305 13.875 120 0.41 71
MN.CEL.HHZ. 2020-10-26T19:51:24.62 0.3 undecidable manual S 27 9.3795 131 -0.16 76
MN.CEL.HHZ. 2020-10-26T19:51:23.18 0.1 positive manual P 27 9.3795 131 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HNN. ML:1.2 0.00026604378500000005 0.2432 AML other m 2020-10-26T19:51:24.74
MN.CEL.HHN. ML:1.2 0.00025691041999999995 0.2432 AML other m 2020-10-26T19:51:24.74
MN.CEL.HHE. ML:1.5 0.0005138256999999999 0.1408 AML other m 2020-10-26T19:51:24.78
MN.CEL.HNE. ML:1.5 0.000507471 0.1664 AML other m 2020-10-26T19:51:24.78
IV.SICLA.EHE. ML:0.9 0.0000887371 0.2048 AML other m 2020-10-26T19:51:26.28
IV.SICLA.EHN. ML:1.2 0.00017114270000000002 0.1152 AML other m 2020-10-26T19:51:26.49
IV.SOI.EHE. ML:0.7 0.000033146255 0.2432 AML other m 2020-10-26T19:51:28.03
IV.SOI.EHN. ML:0.6 0.000030428211000000005 0.2432 AML other m 2020-10-26T19:51:28.60
IV.MTTG.HHN. ML:1.0 0.00006532728 0.2944 AML other m 2020-10-26T19:51:30.85
IV.MPNC.HHN. ML:1.2 0.000048324615 1.5776 AML other m 2020-10-26T19:51:36.83
IV.MPNC.HHE. ML:1.2 0.00004369785 0.1792 AML other m 2020-10-26T19:51:36.54
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