Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 30-03-2021 and time 17:01:27 (UTC) in region 1 km W Laino Borgo (CS)

A magnitude ML 2.1 earthquake occured in region: 1 km W Laino Borgo (CS), on

  • 30-03-2021 17:01:27 (UTC)
  • 30-03-2021 19:01:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.9540, 15.9620 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
Laino Borgo CS 1 1921 1921
Laino Castello CS 2 848 2769
Castelluccio Inferiore PZ 6 2131 4900
Castelluccio Superiore PZ 6 824 5724
Rotonda PZ 6 3494 9218
Mormanno CS 7 3027 12245
Papasidero CS 10 734 12979
Viggianello PZ 11 3025 16004
Aieta CS 12 823 16827
Lauria PZ 15 12919 29746
Latronico PZ 16 4556 34302
Praia a Mare CS 17 6725 41027
Tortora CS 17 6187 47214
San Severino Lucano PZ 17 1563 48777
Santa Domenica Talao CS 17 1263 50040
Trecchina PZ 18 2316 52356
Orsomarso CS 18 1265 53621
Episcopia PZ 18 1434 55055
San Nicola Arcella CS 19 1957 57012
Nemoli PZ 19 1495 58507
Morano Calabro CS 19 4576 63083

Municipalities with at least 50000 inhabitants

An earthquake occurred to
78 Km S of Potenza (67122 inhabitants)
78 Km NW of Cosenza (67546 inhabitants)
96 Km SW of Matera (60436 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 2.1 2021-03-30
17:01:27		 39.9542 15.9622 19 2021-07-12
16:55:16		 Bollettino Sismico Italiano INGV 91792341
Reviewed
Rev100 		ML 2.0 2021-03-30
17:01:27		 39.9542 15.9673 18 2021-03-30
17:22:44		 Sala Sismica INGV-Roma 88622031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-30 17:01:27 ± 0.12
Latitude 39.9542 ± 0.0054
Longitude 15.9622 ± 0.0106
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 91792341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 764
Semi-minor axis of confidence ellipse (meter) 481
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42538
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 91792341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-24 01:20:16

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 88622031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-30 17:22:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VOBA.EHZ. 2021-03-30T17:03:26.89 3.0 positive manual Pg 17.389999 0
SL.KOGS.BHZ. 2021-03-30T17:03:19.02 3.0 positive manual Pg 15.76 0
IV.HPAC.HHZ. 2021-03-30T17:03:13.77 3.0 undecidable manual Sg 14.84 0
IV.SERM.EHZ. 2021-03-30T17:03:04.60 3.0 positive manual Pn 6.66 0
CR.ZAG.BHZ. 2021-03-30T17:02:58.52 3.0 positive manual Pn 3.84 0
IV.FIR.HHZ. 2021-03-30T17:02:56.84 3.0 undecidable manual Pg 11.7 0
IV.VENL.HNZ. 2021-03-30T17:02:55.39 3.0 positive manual Pn -1.86 0
IV.LRP.EHZ. 2021-03-30T17:02:46.26 3.0 undecidable manual Sg 7.55 0
TV.SF04.EHZ. 2021-03-30T17:02:45.95 3.0 undecidable manual Pg 12.62 0
IV.MMGO.HHZ. 2021-03-30T17:02:29.35 3.0 undecidable manual Pg 10.96 0
AC.VLO.HHZ. 2021-03-30T17:02:19.94 3.0 positive manual Pg 7.94 0
IV.LRP.EHZ. 2021-03-30T17:02:16.84 3.0 positive manual Pg 9.03 0
IV.PLLN.EHZ. 2021-03-30T17:02:05.22 3.0 positive manual Pn -1.5 0
IV.PTRJ.HNZ. 2021-03-30T17:02:02.11 3.0 undecidable manual Pg 3.73 0
IV.ORI.HHE. 2021-03-30T17:01:42.18 0.6 undecidable manual S 75 42.8238 105 0.15 46
IV.SIRI.HHZ. 2021-03-30T17:01:38.03 0.6 undecidable manual S 342 26.5512 117 0.09 49
IV.SCHR.EHZ. 2021-03-30T17:01:38.27 0.6 undecidable manual S 20 28.8489 115 -0.23 48
IV.GRIS.EHN. 2021-03-30T17:01:37.72 0.3 undecidable manual S 201 25.4523 118 0.03 75
IV.MCEL.HHZ. 2021-03-30T17:01:36.44 0.3 undecidable manual P 342 43.3233 105 0.34 68
IV.ORI.HHE. 2021-03-30T17:01:36.22 0.3 undecidable manual P 75 42.8238 105 0.19 69
IV.TDS.HHE. 2021-03-30T17:01:36.40 0.3 undecidable manual P 135 45.7209 104 -0.05 72
IV.MGR.HHZ. 2021-03-30T17:01:36.15 0.1 positive manual P 301 40.2264 106 0.51 88
IV.CET2.HHZ. 2021-03-30T17:01:36.47 0.1 positive manual P 181 47.2194 103 -0.2 92
IV.MMN.HHZ. 2021-03-30T17:01:34.47 0.3 undecidable manual S 161 7.3815 156 0.16 76
IV.GRIS.EHN. 2021-03-30T17:01:33.48 0.1 positive manual P 201 25.4523 118 -0.04 99
IV.SCHR.EHZ. 2021-03-30T17:01:33.47 0.3 undecidable manual P 20 28.8489 115 -0.52 67
IV.SIRI.HHZ. 2021-03-30T17:01:33.49 0.1 negative manual P 342 26.5512 117 -0.18 96
IV.MMN.HHZ. 2021-03-30T17:01:31.44 0.1 negative manual P 161 7.3815 156 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMN.HHN. ML:2.5 0.0024100000000000002 1 AML other m 2021-03-30T17:01:35.47
IV.MMN.HHE. ML:2.2 0.00149 0.84 AML other m 2021-03-30T17:01:36.17
IV.SCHR.EHE. ML:1.7 0.00022250000000000001 1.42 AML other m 2021-03-30T17:01:38.21
IV.SIRI.HHN. ML:2.2 0.000665 0.22 AML other m 2021-03-30T17:01:39.14
IV.SIRI.HNN. ML:2.2 0.000653 0.24 AML other m 2021-03-30T17:01:39.15
IV.SIRI.HHE. ML:2.3 0.0008765000000000001 0.28 AML other m 2021-03-30T17:01:39.61
IV.SIRI.HNE. ML:2.2 0.000847 0.28 AML other m 2021-03-30T17:01:39.61
IV.SCHR.EHN. ML:1.7 0.00021100000000000003 0.36 AML other m 2021-03-30T17:01:41.27
IV.CET2.HHE. ML:1.9 0.0001875 1.06 AML other m 2021-03-30T17:01:44.24
IV.CET2.HHN. ML:2.1 0.00034599999999999995 0.94 AML other m 2021-03-30T17:01:44.73
IV.MGR.HHE. ML:1.5 0.00010564999999999999 0.44 AML other m 2021-03-30T17:01:44.49
IV.MGR.HHN. ML:1.7 0.00015250000000000002 0.2 AML other m 2021-03-30T17:01:44.56
IV.MCEL.HHE. ML:1.8 0.00016649999999999998 0.82 AML other m 2021-03-30T17:01:44.67
IV.MCEL.HNE. ML:2.3 0.000593 0.8 AML other m 2021-03-30T17:01:44.57
IV.MCEL.HHN. ML:1.7 0.0001545 0.46 AML other m 2021-03-30T17:01:46.39
IV.MCEL.HNN. ML:2.1 0.0003795 1.1 AML other m 2021-03-30T17:01:46.85
IV.LRP.EHE. ML:2.7 0.00007795 0.06 AML other m 2021-03-30T17:02:53.58
IV.LRP.EHN. ML:2.2 0.000023899999999999998 0.06 AML other m 2021-03-30T17:02:53.72
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