Earthquake with magnitude of ML 1.8 on date 28-03-2020 and time 22:33:46 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.8 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 28-03-2020 21:33:46 (UTC)
  • 28-03-2020 22:33:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.04, 16.05 at 22 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 8 458 458
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 14 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 1.8 2020-03-28
21:33:46
39.04 16.05 22 2020-07-18
21:08:30
Bollettino Sismico Italiano INGV 77726271
Reviewed
Rev100
ML 1.9 2020-03-28
21:33:46
39.03 16.06 25 2020-03-28
21:44:18
Sala Sismica INGV-Roma 77654621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-28 21:33:46 ± 0.09
Latitude 39.04 ± 0.00
Longitude 16.05 ± 0.01
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77726271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 549
Semi-minor axis of confidence ellipse (meter) 231
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 550
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.1349
Epicentral distance of station farthest from the epicenter (degree) 0.88583
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 18
Type of magnitude ML
Reference to an origin 77726271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-31 10:23:59

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 77654621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-28 21:44:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MSRU.HHE. 2020-03-28T21:34:15.21 0.3 undecidable manual S 209 0.8858 97 -0.02 65
IV.SICLA.EHZ. 2020-03-28T21:34:13.79 0.1 undecidable manual S 199 0.8283 98 0.26 84
IV.PLAC.HHE. 2020-03-28T21:34:08.85 0.3 undecidable manual S 153 0.6637 100 0.13 67
IV.TDS.HHZ. 2020-03-28T21:34:07.87 0.1 undecidable manual S 19 0.6565 100 -0.64 76
MN.TIP.HHZ. 2020-03-28T21:34:06.11 0.1 undecidable manual S 76 0.5639 102 0.28 88
IV.CELI.HHZ. 2020-03-28T21:34:04.12 0.1 undecidable manual S 44 0.5045 104 -0.01 94
IV.SERS.HHZ. 2020-03-28T21:34:03.57 0.1 undecidable manual S 90 0.4937 104 -0.22 90
IV.MSRU.HHE. 2020-03-28T21:34:03.44 0.3 undecidable manual P 209 0.8858 97 0.42 60
IV.CET2.HHZ. 2020-03-28T21:34:03.25 0.3 undecidable manual S 351 0.4928 104 -0.54 62
IV.JOPP.HHZ. 2020-03-28T21:34:02.13 0.1 undecidable manual S 197 0.4533 106 -0.52 85
XK.SELL.HHZ. 2020-03-28T21:34:02.41 0.1 undecidable manual S 97 0.4497 106 -0.15 92
XK.ALB1.HNZ. 2020-03-28T21:34:01.36 0.3 undecidable manual S 92 0.4227 107 -0.43 66
MN.CEL.HNZ. 2020-03-28T21:34:01.40 0.3 undecidable manual P 189 0.7905 98 -0.01 66
IV.SICLA.EHZ. 2020-03-28T21:34:01.45 0.1 undecidable manual P 199 0.8283 98 -0.59 76
IV.PLAC.HHE. 2020-03-28T21:33:59.45 0.3 undecidable manual P 153 0.6637 100 0.19 66
IV.SPS2.HHZ. 2020-03-28T21:33:59.43 0.1 undecidable manual S 41 0.3336 113 0.13 95
IV.GRI.EHZ. 2020-03-28T21:33:59.60 0.1 undecidable manual S 127 0.3597 111 -0.41 89
IV.TDS.HHZ. 2020-03-28T21:33:58.84 0.1 undecidable manual P 19 0.6565 100 -0.3 85
MN.TIP.HHZ. 2020-03-28T21:33:57.86 0.1 undecidable manual P 76 0.5639 102 0.27 89
IV.CAR1.HNZ. 2020-03-28T21:33:57.15 0.1 undecidable manual S 30 0.2446 122 0.19 95
IV.CELI.HHZ. 2020-03-28T21:33:56.76 0.1 undecidable manual P 44 0.5045 104 0.15 92
IV.CET2.HHZ. 2020-03-28T21:33:56.72 0.3 undecidable manual P 351 0.4928 104 0.31 67
IV.SERS.HHZ. 2020-03-28T21:33:56.45 0.1 undecidable manual P 90 0.4937 104 0.04 94
XK.ALB1.HNZ. 2020-03-28T21:33:55.25 0.3 undecidable manual P 92 0.4227 107 -0.01 71
XK.SELL.HHZ. 2020-03-28T21:33:55.80 0.1 undecidable manual P 97 0.4497 106 0.09 94
IV.JOPP.HHZ. 2020-03-28T21:33:55.94 0.1 undecidable manual P 197 0.4533 106 0.18 92
IV.SPS2.HHZ. 2020-03-28T21:33:54.05 0.1 negative manual P 41 0.3336 113 0.22 94
XK.GIZZ.HHZ. 2020-03-28T21:33:54.38 0.1 undecidable manual S 117 0.1349 141 -0.11 100
IV.GRI.EHZ. 2020-03-28T21:33:54.27 0.1 positive manual P 127 0.3597 111 0.04 97
IV.CAR1.HNZ. 2020-03-28T21:33:52.85 0.1 negative manual P 30 0.2446 122 0.38 92
XK.GIZZ.HHZ. 2020-03-28T21:33:51.30 0.1 positive manual P 117 0.1349 141 0.25 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HNN. ML:2.5 0.001391743 0.3968 AML other m 2020-03-28T21:33:57.55
IV.CAR1.HNE. ML:2.4 0.00100970025 0.128 AML other m 2020-03-28T21:33:57.41
IV.CAR1.HHN. ML:2.4 0.0010230175 0.3968 AML other m 2020-03-28T21:33:57.55
IV.CAR1.HHE. ML:2.5 0.0013536415 0.2816 AML other m 2020-03-28T21:33:57.51
IV.SPS2.HHN. ML:2 0.00030596345 0.3456 AML other m 2020-03-28T21:33:59.65
IV.SPS2.HHE. ML:1.7 0.000177532 0.1408 AML other m 2020-03-28T21:33:59.71
IV.GRI.EHN. ML:2 0.00032389545 0.1408 AML other m 2020-03-28T21:33:59.72
IV.GRI.EHE. ML:2.1 0.00037898515 0.1792 AML other m 2020-03-28T21:33:59.97
IV.JOPP.HHN. ML:1.8 0.00015921275 0.2048 AML other m 2020-03-28T21:34:03.22
IV.JOPP.HHE. ML:1.8 0.00013441255 0.1536 AML other m 2020-03-28T21:34:03.50
IV.SERS.HNN. ML:1.8 0.00013130225 0.2816 AML other m 2020-03-28T21:34:03.88
IV.SERS.HHE. ML:1.8 0.0001396114 0.2816 AML other m 2020-03-28T21:34:03.88
IV.SERS.HHN. ML:1.5 7.473448E-5 0.2816 AML other m 2020-03-28T21:34:04.15
IV.SERS.HNE. ML:1.6 9.6510045E-5 0.4352 AML other m 2020-03-28T21:34:04.16
IV.CELI.HNE. ML:1.8 0.0001400566 0.4352 AML other m 2020-03-28T21:34:04.63
IV.CELI.HHN. ML:1.8 0.00012083443 0.3584 AML other m 2020-03-28T21:34:04.51
IV.CELI.HNN. ML:1.9 0.00015262387 0.3584 AML other m 2020-03-28T21:34:04.51
IV.CELI.HHE. ML:1.8 0.00013997635 0.64 AML other m 2020-03-28T21:34:04.63
MN.TIP.HHE. ML:1.7 8.9845735E-5 0.3456 AML other m 2020-03-28T21:34:06.44
MN.TIP.HNE. ML:1.7 8.683349E-5 0.3584 AML other m 2020-03-28T21:34:06.45
IV.SICLA.EHE. ML:1.9 7.8081245E-5 0.32 AML other m 2020-03-28T21:34:15.45
IV.SICLA.EHN. ML:1.8 7.7214535E-5 0.2176 AML other m 2020-03-28T21:34:16.00
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