Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 19-12-2020 and time 12:00:22 (Italy) in region 10 km NE Roccaforte del Greco (RC)

A magnitude ML 2.3 earthquake occured in region: 10 km NE Roccaforte del Greco (RC), on

  • 19-12-2020 11:00:22 (UTC)
  • 19-12-2020 12:00:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.1280, 15.9500 at 11 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 10 476 476
San Luca RC 11 3881 4357
Samo RC 11 809 5166
Sant'Agata del Bianco RC 12 592 5758
Caraffa del Bianco RC 13 539 6297
Casignana RC 13 759 7056
Delianuova RC 13 3352 10408
Scido RC 13 931 11339
Platì RC 13 3812 15151
Santa Cristina d'Aspromonte RC 14 929 16080
Santo Stefano in Aspromonte RC 15 1263 17343
Bova RC 15 448 17791
Ferruzzano RC 16 772 18563
Careri RC 16 2360 20923
Condofuri RC 16 5113 26036
Staiti RC 16 248 26284
Bagaladi RC 16 1039 27323
San Lorenzo RC 16 2640 29963
Sinopoli RC 16 2089 32052
Cosoleto RC 17 859 32911
Cardeto RC 17 1641 34552
Sant'Eufemia d'Aspromonte RC 17 4120 38672
Bruzzano Zeffirio RC 17 1111 39783
Sant'Alessio in Aspromonte RC 18 343 40126
Benestare RC 18 2556 42682
Africo RC 18 3075 45757
Bianco RC 18 4273 50030
San Procopio RC 18 534 50564
Oppido Mamertina RC 19 5332 55896
Laganadi RC 19 413 56309
Bovalino RC 20 8905 65214

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Reggio di Calabria (183035 inhabitants)
35 Km E of Messina (238439 inhabitants)
89 Km NE of Acireale (52622 inhabitants)
100 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 2.3 2020-12-19
11:00:22		 38.1282 15.9498 11 2021-02-26
14:56:11		 Bollettino Sismico Italiano INGV 85656421
Reviewed
Rev100 		ML 2.3 2020-12-19
11:00:22		 38.1162 15.9653 15 2020-12-19
11:16:46		 Sala Sismica INGV-Roma 85543401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-19 11:00:22 ± 0.09
Latitude 38.1282 ± 0.0054
Longitude 15.9498 ± 0.0057
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85656421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 559
Semi-minor axis of confidence ellipse (meter) 512
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.15473
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 85656421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-01 02:14:49

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 85543401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-19 11:16:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.LRNO.HNZ. 2020-12-19T11:01:16.68 3.0 negative manual Pg 7.95 0
IV.HLNI.HHZ. 2020-12-19T11:01:00.24 0.6 undecidable manual S 228 128.1717 50 0.94 31
IV.HLNI.HHZ. 2020-12-19T11:00:43.79 0.3 undecidable manual P 228 128.1717 50 0 61
IV.HCRL.HHN. 2020-12-19T11:00:43.55 0.6 undecidable manual P 221 123.5874 50 0.46 37
IV.PLAC.HHZ. 2020-12-19T11:00:40.35 0.3 undecidable manual S 50 55.5 50 0.45 64
IV.MPNC.HHZ. 2020-12-19T11:00:39.01 0.3 undecidable manual S 272 52.1034 50 0.01 71
IV.JOPP.HHZ. 2020-12-19T11:00:39.13 0.3 undecidable manual S 354 53.4021 50 -0.21 68
IV.GRI.EHZ. 2020-12-19T11:00:37.44 0.3 undecidable manual P 28 87.1461 50 -0.03 66
IV.MSRU.HHZ. 2020-12-19T11:00:36.08 0.3 undecidable manual S 291 41.3253 50 -0.05 72
IV.FERC.HNE. 2020-12-19T11:00:35.98 0.3 undecidable manual S 23 39.2274 50 0.43 66
IV.AIO.HHZ. 2020-12-19T11:00:34.50 0.6 undecidable manual P 255 64.9905 50 0.44 42
IV.MILZ.HHE. 2020-12-19T11:00:33.60 0.6 undecidable manual P 284 64.5909 50 -0.4 43
IV.PLAC.HHZ. 2020-12-19T11:00:32.38 0.3 undecidable manual P 50 55.5 50 -0.22 67
IV.JOPP.HHZ. 2020-12-19T11:00:31.95 0.1 undecidable manual P 354 53.4021 50 -0.32 88
IV.SICLA.EHZ. 2020-12-19T11:00:31.76 0.3 undecidable manual S 305 24.9528 50 0.01 74
IV.MPNC.HHZ. 2020-12-19T11:00:31.95 0.6 undecidable manual P 272 52.1034 50 -0.13 46
IV.MSRU.HHZ. 2020-12-19T11:00:30.02 0.3 undecidable manual P 291 41.3253 50 -0.39 67
MN.CEL.HHZ. 2020-12-19T11:00:29.63 0.3 undecidable manual S 342 15.4734 125 0.44 69
IV.FERC.HNE. 2020-12-19T11:00:29.83 0.3 undecidable manual P 23 39.2274 50 -0.26 69
IV.SOI.EHZ. 2020-12-19T11:00:27.85 0.3 undecidable manual S 124 10.9779 135 -0.15 74
IV.SICLA.EHZ. 2020-12-19T11:00:27.71 0.1 undecidable manual P 305 24.9528 50 -0.18 96
MN.CEL.HHZ. 2020-12-19T11:00:26.57 0.3 undecidable manual P 342 15.4734 125 0.16 73
IV.SOI.EHZ. 2020-12-19T11:00:25.64 0.1 undecidable manual P 124 10.9779 135 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HNE. ML:2.6 0.003582716 0.1344 AML other m 2020-12-19T11:00:30.33
MN.CEL.HNN. ML:2.4 0.0022155175 0.1984 AML other m 2020-12-19T11:00:30.37
MN.CEL.HHN. ML:2.4 0.0022825470000000002 0.1984 AML other m 2020-12-19T11:00:30.37
IV.SICLA.EHE. ML:2.7 0.002762853 0.1408 AML other m 2020-12-19T11:00:32.25
IV.SICLA.EHN. ML:2.6 0.002048604 0.16 AML other m 2020-12-19T11:00:32.55
IV.MSRU.HHE. ML:2.4 0.0009208255 0.4416 AML other m 2020-12-19T11:00:37.64
IV.MSRU.HHN. ML:2.5 0.00098177235 0.32 AML other m 2020-12-19T11:00:38.12
IV.PLAC.HHN. ML:1.6 0.000077971605 1.2608 AML other m 2020-12-19T11:00:40.56
IV.JOPP.HHE. ML:2.1 0.00031069515 0.256 AML other m 2020-12-19T11:00:40.13
IV.PLAC.HNN. ML:2.1 0.00030385589999999994 0.224 AML other m 2020-12-19T11:00:40.64
IV.PLAC.HHE. ML:2.2 0.0003316371 0.224 AML other m 2020-12-19T11:00:40.64
IV.AIO.HHN. ML:1.7 0.00008916005 1.2544 AML other m 2020-12-19T11:00:41.06
IV.MPNC.HHN. ML:2.4 0.0006436276 0.224 AML other m 2020-12-19T11:00:41.70
IV.AIO.HHE. ML:1.8 0.00011839448499999999 2.9184 AML other m 2020-12-19T11:00:43.57
IV.MPNC.HHE. ML:2.5 0.00086873855 0.5824 AML other m 2020-12-19T11:00:43.67
IV.JOPP.HHN. ML:2.1 0.0003050298 1.6224 AML other m 2020-12-19T11:00:44.97
IV.PLAC.HNE. ML:2.0 0.00020717885 0.4608 AML other m 2020-12-19T11:00:44.77
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