Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 10-09-2021 and time 18:23:07 (UTC) in region Terranova Sappo Minulio (RC)

A magnitude ML 1.4 earthquake occured in region: Terranova Sappo Minulio (RC), on

  • 10-09-2021 18:23:07 (UTC)
  • 10-09-2021 20:23:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3200, 16.0080 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
Terranova Sappo Minulio RC 0 523 523
Varapodio RC 2 2160 2683
Molochio RC 3 2564 5247
Oppido Mamertina RC 4 5332 10579
Taurianova RC 4 15636 26215
Cittanova RC 8 10410 36625
Santa Cristina d'Aspromonte RC 8 929 37554
Cosoleto RC 9 859 38413
Scido RC 11 931 39344
Melicuccà RC 11 930 40274
Rizziconi RC 11 7829 48103
San Procopio RC 11 534 48637
San Giorgio Morgeto RC 11 3058 51695
Polistena RC 12 10496 62191
Platì RC 12 3812 66003
Delianuova RC 12 3352 69355
Seminara RC 12 2811 72166
Sinopoli RC 13 2089 74255
Cinquefrondi RC 13 6539 80794
Antonimina RC 13 1317 82111
Melicucco RC 14 5101 87212
Ciminà RC 14 568 87780
Palmi RC 14 18930 106710
Anoia RC 15 2212 108922
Sant'Eufemia d'Aspromonte RC 15 4120 113042
Gioia Tauro RC 16 19864 132906
Maropati RC 16 1524 134430
Canolo RC 17 746 135176
Feroleto della Chiesa RC 17 1695 136871
Galatro RC 18 1709 138580
Giffone RC 18 1907 140487
Careri RC 18 2360 142847
Bagnara Calabra RC 19 10255 153102
Benestare RC 19 2556 155658
Rosarno RC 19 14841 170499
Agnana Calabra RC 19 562 171061
Gerace RC 19 2652 173713
Sant'Ilario dello Ionio RC 20 1377 175090
Portigliola RC 20 1201 176291
San Ferdinando RC 20 4490 180781
Ardore RC 20 5088 185869
Laureana di Borrello RC 20 5174 191043

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Reggio di Calabria (183035 inhabitants)
42 Km E of Messina (238439 inhabitants)
78 Km SW of Lamezia Terme (70714 inhabitants)
83 Km SW of Catanzaro (90612 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 1.4 2021-09-10
18:23:07		 38.3205 16.0082 8 2022-03-30
13:04:31		 Bollettino Sismico Italiano INGV 99902701
Reviewed
Rev100 		ML 1.5 2021-09-10
18:23:07		 38.3222 16.0123 10 2021-09-10
18:27:37		 Sala Sismica INGV-Roma 95276321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-10 18:23:07 ± 0.12
Latitude 38.3205 ± 0.0045
Longitude 16.0082 ± 0.0080
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 99902701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 680
Semi-minor axis of confidence ellipse (meter) 56
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 294
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.25001
Epicentral distance of station farthest from the epicenter (degree) 0.70237
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 99902701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-24 12:33:24

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 95276321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-10 18:27:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRI.EHN. 2021-09-10T18:23:28.03 0.6 undecidable manual S 33 66.0894 50 -0.03 47
IV.MTTG.HHZ. 2021-09-10T18:23:22.23 0.6 undecidable manual S 217 44.3223 50 -0.01 49
IV.AIO.HHE. 2021-09-10T18:23:21.61 0.6 undecidable manual P 240 77.9664 50 0.55 41
IV.MSRU.HHZ. 2021-09-10T18:23:21.81 0.3 undecidable manual S 262 43.9227 50 -0.33 69
IV.PLAC.HHZ. 2021-09-10T18:23:20.93 0.3 undecidable manual S 69 40.0266 50 -0.17 72
IV.GRI.EHN. 2021-09-10T18:23:19.80 0.3 undecidable manual P 33 66.0894 50 0.56 63
IV.JOPP.HHZ. 2021-09-10T18:23:19.00 0.6 undecidable manual S 342 33.5442 103 -0.11 49
IV.MTTG.HHZ. 2021-09-10T18:23:16.19 0.3 undecidable manual P 217 44.3223 50 0.31 69
IV.SOI.EHZ. 2021-09-10T18:23:16.78 0.6 undecidable manual S 172 27.75 105 -0.39 47
IV.MSRU.HHZ. 2021-09-10T18:23:15.68 0.3 undecidable manual P 262 43.9227 50 -0.14 72
IV.JOPP.HHZ. 2021-09-10T18:23:14.03 0.1 negative manual P 342 33.5442 103 -0.04 100
IV.PLAC.HHZ. 2021-09-10T18:23:14.95 0.3 undecidable manual P 69 40.0266 50 -0.26 71
IV.SOI.EHZ. 2021-09-10T18:23:13.08 0.1 positive manual P 172 27.75 105 0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.5 0.00017472670000000002 0.3456 AML other m 2021-09-10T18:23:17.31
IV.SOI.EHN. ML:1.7 0.00029751545000000003 0.4992 AML other m 2021-09-10T18:23:17.58
IV.JOPP.HNE. ML:1.1 0.00004830349 0.4864 AML other m 2021-09-10T18:23:19.37
IV.JOPP.HHE. ML:1.3 0.00008365407500000001 0.2304 AML other m 2021-09-10T18:23:19.53
IV.JOPP.HHN. ML:1.7 0.00020646182999999998 0.1664 AML other m 2021-09-10T18:23:19.51
IV.JOPP.HNN. ML:1.6 0.00017621029 0.1536 AML other m 2021-09-10T18:23:19.51
IV.PLAC.HHN. ML:1.2 0.000059664510000000005 0.2432 AML other m 2021-09-10T18:23:21.71
IV.PLAC.HHE. ML:0.8 0.000027142 0.2048 AML other m 2021-09-10T18:23:22.35
IV.PLAC.HNE. ML:1.3 0.00007533635499999999 0.2304 AML other m 2021-09-10T18:23:22.30
IV.PLAC.HNN. ML:1.3 0.00006365728499999999 0.4608 AML other m 2021-09-10T18:23:22.46
IV.MSRU.HHN. ML:1.7 0.000146572005 0.2432 AML other m 2021-09-10T18:23:22.80
IV.MSRU.HHE. ML:1.7 0.00015555160000000002 0.2176 AML other m 2021-09-10T18:23:23.74
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