Earthquake with magnitude of ML 1.1 on date 21-07-2020 and time 17:09:17 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.1 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 21-07-2020 17:09:17 (UTC)
  • 21-07-2020 19:09:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.0400, 16.0580 at 21 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Serra d'Aiello CS 8 458 458
Nocera Terinese CZ 9 4731 5189
Falerna CZ 11 4028 9217
Amantea CS 11 13975 23192
San Mango d'Aquino CZ 12 1564 24756
San Pietro in Amantea CS 12 505 25261
Cleto CS 13 1301 26562
Aiello Calabro CS 13 1729 28291
Belmonte Calabro CS 14 2003 30294
Gizzeria CZ 15 4982 35276
Martirano Lombardo CZ 16 1112 36388
Lago CS 16 2624 39012
Martirano CZ 17 884 39896
Longobardi CS 19 2312 42208
Grimaldi CS 19 1680 43888
Altilia CS 20 711 44599

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km W of Lamezia Terme (70714 inhabitants)
33 Km SW of Cosenza (67546 inhabitants)
49 Km W of Catanzaro (90612 inhabitants)
92 Km W of Crotone (62178 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
Reviewed
Rev100
ML 1.1 2020-07-21
17:09:17
39.0403 16.058 21 2020-07-21
17:18:38
Sala Sismica INGV-Roma 81219631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-21 17:09:17 ± 0.18
Latitude 39.0403 ± 0.0054
Longitude 16.0580 ± 0.0116
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81219631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 949
Semi-minor axis of confidence ellipse (meter) 468
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 278
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50272
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 81219631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-21 17:18:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZCCA.HHZ. 2020-07-21T17:11:13.96 3.0 undecidable manual Pg 18.57 0
IV.PANTE.HHZ. 2020-07-21T17:11:12.41 3.0 undecidable manual Sg 4.3 0
RD.PGF.BHZ. 2020-07-21T17:11:11.80 3.0 undecidable manual Pg 17.65 0
IV.IMOL.HNZ. 2020-07-21T17:11:10.37 3.0 undecidable manual Pg 19.34 0
IV.CESX.HHZ. 2020-07-21T17:11:09.02 3.0 undecidable manual Sn -9.99 0
IV.LRP.EHZ. 2020-07-21T17:10:56.48 3.0 undecidable manual Sg 6.81 0
IV.FIR.HHZ. 2020-07-21T17:10:48.60 3.0 negative manual Pn 1.1 0
AC.VLO.HHZ. 2020-07-21T17:10:44.08 3.0 undecidable manual Sg 2.8 0
IV.BRSN.EHZ. 2020-07-21T17:10:44.78 3.0 positive manual Pn -3.58 0
IV.PIEI.HHZ. 2020-07-21T17:10:39.67 3.0 undecidable manual Pn 2.41 0
IV.NARO.HHZ. 2020-07-21T17:10:30.96 3.0 undecidable manual Pn -6.92 0
TV.SF04.EHZ. 2020-07-21T17:10:29.33 3.0 negative manual Pn -5.85 0
IV.CIMA.HNZ. 2020-07-21T17:10:28.86 3.0 undecidable manual Pn -0.11 0
IV.RMP.HHZ. 2020-07-21T17:10:26.49 3.0 negative manual Pg 8.8 0
IV.PTQR.HHZ. 2020-07-21T17:10:23.81 3.0 undecidable manual Pg 8.62 0
IT.GLNS.HNZ. 2020-07-21T17:10:11.96 3.0 undecidable manual Pg 5.48 0
OT.OT05.EHZ. 2020-07-21T17:10:07.31 3.0 negative manual Pg 5.97 0
IV.PTRP.HHZ. 2020-07-21T17:10:05.78 3.0 undecidable manual Sg 0.04 0
IX.STN3.HHZ.02 2020-07-21T17:10:00.30 3.0 undecidable manual Sn -6.95 0
IV.VBKN.HHZ. 2020-07-21T17:09:59.26 3.0 positive manual Pg 3.52 0
IV.SERS.HHZ. 2020-07-21T17:09:34.22 0.6 undecidable manual S 90 54.3012 103 -0.12 64
IV.CELI.HHZ. 2020-07-21T17:09:34.73 0.6 undecidable manual S 44 55.7997 103 0 65
IV.CET2.HHZ. 2020-07-21T17:09:33.83 0.6 undecidable manual S 351 54.9006 103 -0.66 55
IV.JOPP.HHZ. 2020-07-21T17:09:32.92 0.6 undecidable manual S 197 50.3163 105 -0.38 60
IV.CELI.HHZ. 2020-07-21T17:09:27.35 0.6 positive manual P 44 55.7997 103 0.09 64
IV.CET2.HHZ. 2020-07-21T17:09:27.55 0.6 undecidable manual P 351 54.9006 103 0.43 60
IV.CAR1.HHZ. 2020-07-21T17:09:27.53 0.6 undecidable manual S 29 27.0507 120 0.02 68
IV.JOPP.HHZ. 2020-07-21T17:09:26.75 0.6 undecidable manual P 197 50.3163 105 0.31 62
IV.SERS.HHZ. 2020-07-21T17:09:26.90 0.6 undecidable manual P 90 54.3012 103 -0.14 63
XK.GIZZ.HHZ. 2020-07-21T17:09:24.87 0.6 undecidable manual S 117 14.5743 140 -0.06 70
IV.CAR1.HHZ. 2020-07-21T17:09:23.26 0.3 negative manual P 29 27.0507 120 0.17 100
XK.GIZZ.HHZ. 2020-07-21T17:09:21.72 0.6 negative manual P 117 14.5743 140 0.11 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HHE. ML:1.2 0.000070649985 0.1536 AML other m 2020-07-21T17:09:28.04
IV.CAR1.HHN. ML:1.2 0.00006310365 0.2048 AML other m 2020-07-21T17:09:27.62
IV.CAR1.HNE. ML:1.5 0.00012431185000000001 0.6784 AML other m 2020-07-21T17:09:25.25
IV.CAR1.HNN. ML:1.6 0.00018526024999999998 0.8448 AML other m 2020-07-21T17:09:27.62
IV.JOPP.HHE. ML:0.9 0.000018472315000000004 0.832 AML other m 2020-07-21T17:09:46.93
IV.SERS.HHE. ML:0.8 0.00001300345 1.344 AML other m 2020-07-21T17:09:31.46
IV.SERS.HHN. ML:0.7 0.0000099165435 1.024 AML other m 2020-07-21T17:09:49.37
IV.SERS.HNE. ML:1.3 0.000040152205 0.9088 AML other m 2020-07-21T17:09:41.25
IV.SERS.HNN. ML:1.1 0.000029930449999999997 1.1008 AML other m 2020-07-21T17:09:42.13
IV.CELI.HNE. ML:1.3 0.000038989734 0.9216 AML other m 2020-07-21T17:09:48.70
IV.CELI.HNN. ML:1.4 0.0000483501 0.8576 AML other m 2020-07-21T17:09:46.47
IV.CELI.HHE. ML:0.8 0.0000138189045 0.64 AML other m 2020-07-21T17:09:35.04
IV.CELI.HHN. ML:0.7 0.000011614340000000001 0.32 AML other m 2020-07-21T17:09:35.37
IV.CET2.HHE. ML:0.8 0.000015587359999999996 0.5248 AML other m 2020-07-21T17:09:44.02
IV.CET2.HHN. ML:1.1 0.000022909085 0.6784 AML other m 2020-07-21T17:09:45.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download