Earthquake with magnitude of ML 0.8 on date 22-03-2020 and time 01:57:45 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 0.8 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 22-03-2020 00:57:45 (UTC)
  • 22-03-2020 01:57:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.04, 16.05 at 20 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
Serra d'Aiello CS 9 458 458
Nocera Terinese CZ 10 4731 5189
Amantea CS 11 13975 19164
Falerna CZ 11 4028 23192
San Pietro in Amantea CS 12 505 23697
San Mango d'Aquino CZ 12 1564 25261
Cleto CS 13 1301 26562
Aiello Calabro CS 13 1729 28291
Belmonte Calabro CS 13 2003 30294
Gizzeria CZ 15 4982 35276
Martirano Lombardo CZ 16 1112 36388
Lago CS 16 2624 39012
Martirano CZ 18 884 39896
Longobardi CS 19 2312 42208
Grimaldi CS 19 1680 43888

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)
93 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
Bulletin
Rev1000
ML 0.8 2020-03-22
00:57:45
39.04 16.05 20 2020-07-18
21:08:40
Bollettino Sismico Italiano INGV 80232811
Reviewed
Rev100
ML 0.9 2020-03-22
00:57:45
39.04 16.08 21 2020-03-22
01:07:22
Sala Sismica INGV-Roma 77448451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-22 00:57:45 ± 0.18
Latitude 39.04 ± 0.00
Longitude 16.05 ± 0.01
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80232811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 808
Semi-minor axis of confidence ellipse (meter) 713
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 810
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 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.1367
Epicentral distance of station farthest from the epicenter (degree) 0.50452
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:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 80232811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-16 12:12:14

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 77448451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-22 01:07:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CELI.HHE. 2020-03-22T00:58:03.43 0.3 undecidable manual S 44 0.5045 101 0 72
IV.CET2.HHE. 2020-03-22T00:58:02.39 0.3 undecidable manual S 351 0.4919 102 -0.66 62
IV.JOPP.HHZ. 2020-03-22T00:58:01.72 0.3 undecidable manual S 197 0.4542 103 -0.25 69
IV.SPS2.HHZ. 2020-03-22T00:57:58.32 0.3 undecidable manual S 42 0.3336 109 -0.2 72
IV.GRI.EHE. 2020-03-22T00:57:58.88 0.6 undecidable manual S 127 0.3615 107 -0.43 45
IV.CET2.HHE. 2020-03-22T00:57:56.34 0.1 undecidable manual P 351 0.4919 102 0.59 84
IV.CAR1.HHZ. 2020-03-22T00:57:56.12 0.3 undecidable manual S 30 0.2446 117 0.03 76
IV.JOPP.HHZ. 2020-03-22T00:57:55.17 0.3 undecidable manual P 197 0.4542 103 0.04 73
IV.CELI.HHE. 2020-03-22T00:57:55.89 0.1 undecidable manual P 44 0.5045 101 -0.09 95
IV.SPS2.HHZ. 2020-03-22T00:57:53.18 0.1 undecidable manual P 42 0.3336 109 0.04 99
XK.GIZZ.HHZ. 2020-03-22T00:57:53.55 0.3 undecidable manual S 117 0.1367 136 0.04 78
IV.GRI.EHE. 2020-03-22T00:57:53.54 0.3 undecidable manual P 127 0.3615 107 -0.06 74
IV.CAR1.HHZ. 2020-03-22T00:57:51.87 0.1 undecidable manual P 30 0.2446 117 0.14 99
XK.GIZZ.HHZ. 2020-03-22T00:57:50.47 0.1 positive manual P 117 0.1367 136 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HHN. ML:0.8 2.616613E-5 0.12 AML other m 2020-03-22T00:57:56.60
IV.CAR1.HHE. ML:1 3.954035E-5 0.2 AML other m 2020-03-22T00:57:56.58
IV.CAR1.HNE. ML:1.4 0.000115295155 0.7496 AML other m 2020-03-22T00:57:56.48
IV.CAR1.HNN. ML:1.6 0.0001602118 0.9104 AML other m 2020-03-22T00:57:57.14
IV.SPS2.HHN. ML:0.2 6.4095225E-6 0.26 AML other m 2020-03-22T00:57:58.65
IV.SPS2.HHE. ML:0.2 7.3706745E-6 0.18 AML other m 2020-03-22T00:57:59.11
IV.JOPP.HHN. ML:0.6 1.03205535E-5 0.78 AML other m 2020-03-22T00:58:01.50
IV.JOPP.HHE. ML:0.8 1.7205295E-5 0.98 AML other m 2020-03-22T00:58:02.03
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