Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 09-09-2021 and time 12:05:59 (UTC) in region 1 km SW San Calogero (VV)

A magnitude ML 2.3 earthquake occured in region: 1 km SW San Calogero (VV), on

  • 09-09-2021 12:05:59 (UTC)
  • 09-09-2021 14:05:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5660, 16.0090 at 19 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
San Calogero VV 1 4315 4315
Rombiolo VV 4 4569 8884
Limbadi VV 4 3695 12579
Filandari VV 6 1853 14432
Mileto VV 6 6763 21195
Nicotera VV 7 6290 27485
Ionadi VV 8 4238 31723
Rosarno RC 9 14841 46564
San Costantino Calabro VV 9 2239 48803
Candidoni RC 10 416 49219
Joppolo VV 10 1926 51145
Serrata RC 10 845 51990
Francica VV 10 1651 53641
Zungri VV 10 1976 55617
Laureana di Borrello RC 11 5174 60791
Cessaniti VV 11 3290 64081
Spilinga VV 11 1464 65545
San Pietro di Caridà RC 12 1195 66740
San Gregorio d'Ippona VV 12 2527 69267
San Ferdinando RC 12 4490 73757
Feroleto della Chiesa RC 12 1695 75452
Dinami VV 13 2168 77620
Zaccanopoli VV 13 752 78372
Ricadi VV 14 4900 83272
Drapia VV 14 2085 85357
Galatro RC 15 1709 87066
Vibo Valentia VV 15 33941 121007
Parghelia VV 15 1300 122307
Zambrone VV 15 1775 124082
Melicucco RC 15 5101 129183
Maropati RC 16 1524 130707
Anoia RC 16 2212 132919
Tropea VV 16 6441 139360
Acquaro VV 16 2484 141844
Stefanaconi VV 16 2494 144338
Dasà VV 16 1208 145546
Rizziconi RC 18 7829 153375
Arena VV 18 1456 154831
Gioia Tauro RC 18 19864 174695
Briatico VV 18 4053 178748
Cinquefrondi RC 18 6539 185287
Polistena RC 18 10496 195783
Gerocarne VV 19 2248 198031
Giffone RC 19 1907 199938
Sant'Onofrio VV 19 3067 203005
Soriano Calabro VV 20 2421 205426
Sorianello VV 20 1176 206602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km SW of Lamezia Terme (70714 inhabitants)
57 Km NE of Messina (238439 inhabitants)
60 Km NE of Reggio di Calabria (183035 inhabitants)
64 Km SW of Catanzaro (90612 inhabitants)
84 Km S of Cosenza (67546 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 2021-09-09
12:05:59		 38.5658 16.0088 19 2022-03-30
13:04:07		 Bollettino Sismico Italiano INGV 95983681
Reviewed
Rev100 		ML 2.4 2021-09-09
12:05:59		 38.5587 16.0027 16 2021-09-09
12:22:20		 Sala Sismica INGV-Roma 95234081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-09 12:05:59 ± 0.13
Latitude 38.5658 ± 0.0054
Longitude 16.0088 ± 0.0081
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95983681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 660
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
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) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.10432
Epicentral distance of station farthest from the epicenter (degree) 1.03242
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 95983681
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-24 02:39:17

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 95234081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-09 12:22:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVUG.HHE. 2021-09-09T12:06:25.16 0.6 undecidable manual S 258 90.8424 96 -1.18 29
IV.CAR1.HHZ. 2021-09-09T12:06:22.96 0.6 undecidable manual S 13 78.2661 97 -0.05 46
IV.MUCR.HHZ. 2021-09-09T12:06:18.28 0.3 undecidable manual P 240 114.5964 94 -0.39 60
IV.CELI.HHZ. 2021-09-09T12:06:17.33 0.3 undecidable manual P 25 102.3198 95 0.54 60
IV.MSRU.HHZ. 2021-09-09T12:06:17.56 0.6 undecidable manual S 233 54.9006 100 0.71 41
IV.SOI.EHZ. 2021-09-09T12:06:16.75 0.3 undecidable manual S 176 54.8007 100 -0.06 72
IV.SPS2.HHE. 2021-09-09T12:06:14.98 0.3 undecidable manual P 19 85.3479 96 0.8 56
IV.IVUG.HHE. 2021-09-09T12:06:14.74 0.3 undecidable manual P 258 90.8424 96 -0.28 64
IV.IVPL.HHZ. 2021-09-09T12:06:14.94 0.6 undecidable manual P 257 91.8414 96 -0.23 43
IV.CAR1.HHZ. 2021-09-09T12:06:13.20 0.3 undecidable manual P 13 78.2661 97 0.1 69
IV.GRI.EHZ. 2021-09-09T12:06:13.96 0.3 undecidable manual S 51 45.5211 103 -0.44 68
IV.PLAC.HHZ. 2021-09-09T12:06:12.88 0.3 undecidable manual S 109 39.4272 106 0.06 74
IV.SERS.HNN. 2021-09-09T12:06:12.80 0.3 undecidable manual P 48 78.5658 97 -0.34 65
IV.SELL.HHZ. 2021-09-09T12:06:11.63 0.3 undecidable manual P 49 70.7736 98 -0.32 66
IV.GIZZ.HHN. 2021-09-09T12:06:09.37 1.0 undecidable manual P 20 49.0176 102 0.72 21
IV.MSRU.HHZ. 2021-09-09T12:06:09.92 0.1 undecidable manual P 233 54.9006 100 0.39 91
IV.SOI.EHZ. 2021-09-09T12:06:09.56 0.1 positive manual P 176 54.8007 100 0.04 97
IV.GRI.EHZ. 2021-09-09T12:06:07.95 0.1 negative manual P 51 45.5211 103 -0.17 96
IV.PLAC.HHZ. 2021-09-09T12:06:07.23 0.3 undecidable manual P 109 39.4272 106 0.02 75
IV.JOPP.HNZ. 2021-09-09T12:06:06.35 0.3 undecidable manual S 293 11.5773 143 -0.1 78
IV.JOPP.HNZ. 2021-09-09T12:06:03.81 0.1 negative manual P 293 11.5773 143 0.27 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.6 0.0027361715 0.1792 AML other m 2021-09-09T12:06:06.45
IV.JOPP.HNE. ML:2.4 0.0018504325000000001 0.128 AML other m 2021-09-09T12:06:06.61
IV.JOPP.HNN. ML:2.6 0.0027578005 0.2304 AML other m 2021-09-09T12:06:06.45
IV.JOPP.HHE. ML:2.1 0.00101329835 0.1216 AML other m 2021-09-09T12:06:06.96
IV.PLAC.HHE. ML:2.2 0.000448 0.32 AML other m 2021-09-09T12:06:14.41
IV.PLAC.HHN. ML:2.5 0.00099688305 0.4032 AML other m 2021-09-09T12:06:14.34
IV.PLAC.HNN. ML:2.6 0.0012901546500000002 0.3392 AML other m 2021-09-09T12:06:14.34
IV.PLAC.HNE. ML:2.7 0.001513216 0.2048 AML other m 2021-09-09T12:06:14.33
IV.GRI.EHN. ML:2.4 0.0007525138 0.3008 AML other m 2021-09-09T12:06:15.49
IV.GRI.EHE. ML:2.1 0.00031370915 0.3392 AML other m 2021-09-09T12:06:15.00
IV.SOI.EHN. ML:2.4 0.0006245000000000001 0.4 AML other m 2021-09-09T12:06:17.85
IV.SOI.EHE. ML:2.2 0.00037 0.48 AML other m 2021-09-09T12:06:17.88
IV.MSRU.HHN. ML:2.3 0.0004655 0.16 AML other m 2021-09-09T12:06:18.75
IV.MSRU.HHE. ML:2.4 0.0005472462499999999 0.3584 AML other m 2021-09-09T12:06:18.95
IV.CAR1.HNE. ML:2.6 0.0004849135 0.3968 AML other m 2021-09-09T12:06:24.65
IV.CAR1.HHE. ML:2.2 0.000244 0.4 AML other m 2021-09-09T12:06:26.12
IV.CAR1.HHN. ML:2.4 0.000308 1.66 AML other m 2021-09-09T12:06:29.90
IV.CAR1.HNN. ML:2.3 0.0002827262 0.3392 AML other m 2021-09-09T12:06:28.91
IV.IVPL.HHE. ML:2.4 0.000261 0.36 AML other m 2021-09-09T12:06:31.53
IV.MUCR.HHN. ML:2.1 0.00010350000000000001 0.32 AML other m 2021-09-09T12:06:32.41
IV.IVPL.HHN. ML:2.4 0.00027600000000000004 0.5 AML other m 2021-09-09T12:06:32.44
IV.CELI.HHE. ML:1.7 0.000044561405 0.5568 AML other m 2021-09-09T12:06:32.85
IV.CELI.HNN. ML:1.8 0.00005303211 0.416 AML other m 2021-09-09T12:06:32.96
IV.CELI.HHN. ML:1.7 0.0000438 1.2 AML other m 2021-09-09T12:06:35.10
IV.CELI.HNE. ML:1.6 0.000042168075 0.6208 AML other m 2021-09-09T12:06:37.38
IV.MUCR.HHE. ML:2.0 0.00007439999999999999 0.54 AML other m 2021-09-09T12:06:38.66
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