Earthquake with magnitude of ML 1.1 on date 22-12-2020 and time 15:18:13 (Italy) in region 7 km N Roccaforte del Greco (RC)

A magnitude ML 1.1 earthquake occured in region: 7 km N Roccaforte del Greco (RC), on

  • 22-12-2020 14:18:13 (UTC)
  • 22-12-2020 15:18:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.1060, 15.9140 at 10 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Roccaforte del Greco RC 7 476 476
Bagaladi RC 12 1039 1515
Condofuri RC 12 5113 6628
Bova RC 12 448 7076
San Lorenzo RC 13 2640 9716
Santo Stefano in Aspromonte RC 13 1263 10979
Samo RC 13 809 11788
Cardeto RC 13 1641 13429
San Luca RC 14 3881 17310
Sant'Agata del Bianco RC 15 592 17902
Caraffa del Bianco RC 15 539 18441
Delianuova RC 15 3352 21793
Casignana RC 16 759 22552
Scido RC 16 931 23483
Sant'Alessio in Aspromonte RC 16 343 23826
Staiti RC 16 248 24074
Laganadi RC 17 413 24487
Ferruzzano RC 17 772 25259
Platì RC 17 3812 29071
Santa Cristina d'Aspromonte RC 17 929 30000
Bruzzano Zeffirio RC 18 1111 31111
Sinopoli RC 18 2089 33200
Sant'Eufemia d'Aspromonte RC 18 4120 37320
Calanna RC 19 934 38254
Cosoleto RC 19 859 39113
Bova Marina RC 19 4235 43348
Montebello Ionico RC 19 6214 49562
Careri RC 20 2360 51922
San Roberto RC 20 1750 53672
San Procopio RC 20 534 54206
Africo RC 20 3075 57281

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Reggio di Calabria (183035 inhabitants)
33 Km E of Messina (238439 inhabitants)
86 Km NE of Acireale (52622 inhabitants)
99 Km NE of Catania (314555 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 2020-12-22
14:18:13
38.106 15.9143 10 2021-02-26
14:56:17
Bollettino Sismico Italiano INGV 86832041
Reviewed
Rev100
ML 1.2 2020-12-22
14:18:13
38.109 15.9413 13 2020-12-22
14:26:33
Sala Sismica INGV-Roma 85628901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-22 14:18:13 ± 0.19
Latitude 38.1060 ± 0.0108
Longitude 15.9143 ± 0.0091
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86832041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1304
Semi-minor axis of confidence ellipse (meter) 441
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 12
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) 0.53510
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 86832041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-04 16:18:53

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 85628901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-22 14:26:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-12-22T14:20:09.63 3.0 undecidable manual Pg 22.59 0
IV.LRP.EHZ. 2020-12-22T14:20:09.32 3.0 undecidable manual Sg 12.05 0
IT.LRNO.HNZ. 2020-12-22T14:19:53.18 3.0 undecidable manual Sn -1.38 0
IV.MMUR.HNZ. 2020-12-22T14:19:49.15 3.0 positive manual Pg 13.81 0
IV.RIBO.EHZ.01 2020-12-22T14:19:45.95 3.0 undecidable manual Pn 7.2 0
IV.GAVE.EHZ. 2020-12-22T14:19:41.84 3.0 negative manual Pg 15.62 0
IV.APEC.HHZ. 2020-12-22T14:19:38.37 3.0 positive manual Pn -0.65 0
IV.CAMP.HHZ. 2020-12-22T14:19:38.81 3.0 negative manual Pg 16.57 0
OT.TAR1.HHZ. 2020-12-22T14:19:34.32 3.0 undecidable manual Sn 3.41 0
IV.SRES.HHZ. 2020-12-22T14:19:25.74 3.0 negative manual Pn 3.31 0
IV.PTRJ.HHZ. 2020-12-22T14:19:07.87 3.0 undecidable manual Pn 4.38 0
IV.PTRP.HHZ. 2020-12-22T14:18:51.51 3.0 undecidable manual Pn 0.37 0
IV.GIZZ.HHZ. 2020-12-22T14:18:40.84 3.0 undecidable manual S 0
IV.HMDC.HHZ. 2020-12-22T14:18:33.92 3.0 positive manual P 1.04 0
IV.PLAC.HHE. 2020-12-22T14:18:32.97 0.3 undecidable manual S 50 59.3961 50 0.41 65
IV.JOPP.HHZ. 2020-12-22T14:18:30.93 0.3 undecidable manual S 357 55.5999 50 -0.61 62
IV.GIZZ.HHZ. 2020-12-22T14:18:29.72 3.0 undecidable manual P 0
IV.MSRU.HHZ. 2020-12-22T14:18:27.44 0.6 undecidable manual S 296 39.5271 50 0.2 47
IV.GRI.EHZ. 2020-12-22T14:18:26.38 3.0 undecidable manual P 0
IV.PLAC.HHE. 2020-12-22T14:18:25.29 0.6 undecidable manual P 50 59.3961 50 0.58 41
IV.JOPP.HHZ. 2020-12-22T14:18:23.62 0.1 undecidable manual P 357 55.5999 50 -0.5 86
IV.SICLA.EHZ. 2020-12-22T14:18:23.01 0.3 undecidable manual S 314 24.1536 112 -0.02 76
IV.MSRU.HHZ. 2020-12-22T14:18:21.87 0.3 undecidable manual P 296 39.5271 50 0.23 70
MN.CEL.HHZ. 2020-12-22T14:18:21.09 0.3 undecidable manual S 354 17.1717 120 0.21 74
IV.SICLA.EHZ. 2020-12-22T14:18:19.15 0.1 undecidable manual P 314 24.1536 112 -0.06 100
IV.SOI.EHZ. 2020-12-22T14:18:19.41 0.1 undecidable manual S 107 12.7761 128 -0.18 99
MN.CEL.HHZ. 2020-12-22T14:18:18.16 0.3 undecidable manual P 354 17.1717 120 0.19 74
IV.SOI.EHZ. 2020-12-22T14:18:17.21 0.3 undecidable manual P 107 12.7761 128 -0.01 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:1.2 0.0001665 0.18 AML other m 2020-12-22T14:18:19.78
IV.SOI.EHE. ML:0.8 0.000066444335 0.224 AML other m 2020-12-22T14:18:19.47
MN.CEL.HHN. ML:1.0 0.000088482255 0.2816 AML other m 2020-12-22T14:18:21.85
MN.CEL.HHE. ML:1.0 0.00008532543 0.2176 AML other m 2020-12-22T14:18:22.60
IV.SICLA.EHE. ML:1.3 0.000116454765 0.2816 AML other m 2020-12-22T14:18:24.35
IV.SICLA.EHN. ML:1.4 0.0001385 0.3 AML other m 2020-12-22T14:18:24.65
IV.MSRU.HHN. ML:1.1 0.000041102134999999996 0.3648 AML other m 2020-12-22T14:18:28.12
IV.MSRU.HHE. ML:1.2 0.000049476919999999995 0.3392 AML other m 2020-12-22T14:18:29.08
IV.JOPP.HHE. ML:1.2 0.000039399999999999995 0.26 AML other m 2020-12-22T14:18:31.29
IV.JOPP.HHN. ML:1.2 0.0000352 0.5 AML other m 2020-12-22T14:18:34.44
MN.CEL.HNE. ML:1.0 0.000089723735 0.1984 AML other m 2020-12-22T14:18:22.50
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