Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 03-04-2020 and time 21:55:40 (UTC) in region 1 km N Rotonda (PZ)

A magnitude ML 2.4 earthquake occured in region: 1 km N Rotonda (PZ), on

  • 03-04-2020 21:55:40 (UTC)
  • 03-04-2020 23:55:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.9580, 16.0360 at 11 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
Rotonda PZ 1 3494 3494
Viggianello PZ 5 3025 6519
Laino Borgo CS 5 1921 8440
Laino Castello CS 6 848 9288
Castelluccio Inferiore PZ 8 2131 11419
Castelluccio Superiore PZ 8 824 12243
Mormanno CS 9 3027 15270
San Severino Lucano PZ 11 1563 16833
Episcopia PZ 14 1434 18267
Papasidero CS 15 734 19001
Latronico PZ 15 4556 23557
Morano Calabro CS 15 4576 28133
Aieta CS 18 823 28956
San Basile CS 20 1055 30011
Lauria PZ 20 12919 42930
Francavilla in Sinni PZ 20 4215 47145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
76 Km N of Cosenza (67546 inhabitants)
78 Km S of Potenza (67122 inhabitants)
92 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 2.4 2020-04-03
21:55:40		 39.958 16.0362 11 2020-07-18
21:08:32		 Bollettino Sismico Italiano INGV 78226211
Reviewed
Rev100 		ML 2.4 2020-04-03
21:55:40		 39.9628 16.0432 11 2020-04-03
22:02:48		 Sala Sismica INGV-Roma 77849671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-03 21:55:40 ± 0.12
Latitude 39.9580 ± 0.0045
Longitude 16.0362 ± 0.0070
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78226211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 555
Semi-minor axis of confidence ellipse (meter) 305
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 1.75548
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 35
Type of magnitude ML
Reference to an origin 78226211
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-16 13:22:19

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 77849671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-03 22:02:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSAG.HHZ. 2020-04-03T21:56:11.08 0.3 undecidable manual P 357 194.8605 38 -0.02 47
OT.OT05.EHZ. 2020-04-03T21:56:10.69 0.3 undecidable manual P 349 192.1632 38 -0.08 47
IV.MIGL.HHZ. 2020-04-03T21:56:05.46 0.6 undecidable manual S 25 79.4649 50 1.55 24
IV.NOCI.HHZ. 2020-04-03T21:56:01.25 0.3 undecidable manual P 43 126.6732 50 0.09 60
IV.SLCN.HHZ. 2020-04-03T21:55:59.28 0.6 undecidable manual S 325 58.8966 50 0.87 36
IV.AMUR.HHZ. 2020-04-03T21:55:59.28 0.3 undecidable manual P 24 115.6953 50 -0.19 61
IV.PALZ.HHZ. 2020-04-03T21:55:59.94 0.6 undecidable manual P 357 109.6125 50 1.41 25
IV.MRLC.HHZ. 2020-04-03T21:55:57.38 0.3 undecidable manual P 333 99.9222 50 0.34 60
GE.MATE.HHZ. 2020-04-03T21:55:56.03 0.3 undecidable manual P 36 95.238 50 -0.29 62
IV.MGR.HHZ. 2020-04-03T21:55:55.25 0.6 undecidable manual S 296 45.5211 50 0.39 44
IV.CET2.HHE. 2020-04-03T21:55:55.48 0.3 undecidable manual S 188 48.1185 50 -0.06 71
IV.SPS2.HHE. 2020-04-03T21:55:55.12 0.6 undecidable manual P 161 78.366 50 1.4 27
IV.CAR1.HHZ. 2020-04-03T21:55:54.04 0.3 undecidable manual P 169 79.5648 50 0.14 66
IV.MCEL.HHZ. 2020-04-03T21:55:54.75 0.6 undecidable manual S 334 45.3213 50 -0.03 48
IV.MIGL.HHZ. 2020-04-03T21:55:53.48 0.3 undecidable manual P 25 79.4649 50 -0.41 62
IV.CELI.HHZ. 2020-04-03T21:55:53.54 0.3 undecidable manual P 147 73.6707 50 0.55 60
IV.ORI.HHZ. 2020-04-03T21:55:53.48 0.6 undecidable manual S 74 36.741 50 0.99 36
IV.CMPR.HHZ. 2020-04-03T21:55:52.52 0.3 undecidable manual P 303 73.8705 50 -0.5 61
IV.PTRP.HHZ. 2020-04-03T21:55:51.59 0.1 undecidable manual P 2 62.5929 50 0.32 87
IX.STN3.HHZ.02 2020-04-03T21:55:51.96 0.3 undecidable manual P 333 71.2731 50 -0.67 58
IV.SIRI.HHZ. 2020-04-03T21:55:50.45 0.6 undecidable manual S 330 28.6491 50 0.1 48
IV.SLCN.HHZ. 2020-04-03T21:55:50.34 0.1 undecidable manual P 325 58.8966 50 -0.37 87
IV.GRIS.EHE. 2020-04-03T21:55:50.13 0.6 undecidable manual S 213 28.749 50 -0.23 47
IV.CRAC.EHZ. 2020-04-03T21:55:50.81 0.1 undecidable manual P 36 57.8976 50 0.25 89
IV.BULG.HHZ. 2020-04-03T21:55:50.72 0.3 undecidable manual P 284 57.498 50 0.22 67
IV.SCHR.EHZ. 2020-04-03T21:55:49.57 0.6 undecidable manual S 7 26.9508 50 -0.32 46
IX.VGG3.HNZ.01 2020-04-03T21:55:49.04 0.3 undecidable manual P 345 43.4232 50 0.7 60
IV.SALB.HHZ. 2020-04-03T21:55:49.83 0.6 undecidable manual S 109 27.8499 50 -0.3 47
IV.TDS.HHZ. 2020-04-03T21:55:48.26 0.1 positive manual P 142 41.8248 50 0.17 93
IV.MGR.HHZ. 2020-04-03T21:55:48.40 0.1 negative manual P 296 45.5211 50 -0.26 91
MN.CUC.HHZ. 2020-04-03T21:55:48.44 0.6 undecidable manual S 282 19.1697 50 0.63 43
IV.MCEL.HHZ. 2020-04-03T21:55:48.14 0.1 negative manual P 334 45.3213 50 -0.48 87
IV.CET2.HHE. 2020-04-03T21:55:48.89 0.3 undecidable manual P 188 48.1185 50 -0.16 69
YZ.POLL2.HHZ.00 2020-04-03T21:55:47.65 0.6 undecidable manual S 84 19.2696 50 -0.18 49
IV.ORI.HHZ. 2020-04-03T21:55:47.27 0.1 positive manual P 74 36.741 50 -0.02 97
IV.MMN.HHN. 2020-04-03T21:55:45.26 0.6 undecidable manual S 208 8.3805 142 0.29 48
IV.SALB.HHZ. 2020-04-03T21:55:45.54 0.1 positive manual P 109 27.8499 50 -0.39 91
IV.GRIS.EHE. 2020-04-03T21:55:45.81 0.1 positive manual P 213 28.749 50 -0.25 94
IV.SIRI.HHZ. 2020-04-03T21:55:45.88 0.1 negative manual P 330 28.6491 50 -0.18 95
IV.SCHR.EHZ. 2020-04-03T21:55:45.40 0.1 positive manual P 7 26.9508 50 -0.4 91
MN.CUC.HHZ. 2020-04-03T21:55:44.51 0.1 undecidable manual P 282 19.1697 50 -0.08 99
YZ.POLL2.HHZ.00 2020-04-03T21:55:44.32 0.1 positive manual P 84 19.2696 50 -0.28 95
IV.MMN.HHN. 2020-04-03T21:55:43.07 0.1 negative manual P 208 8.3805 142 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CUC.HNN. ML:2.4 0.0017402195000000003 0.6912 AML other m 2020-04-03T21:55:48.37
MN.CUC.HHN. ML:2.2 0.00121706655 0.32 AML other m 2020-04-03T21:55:48.37
MN.CUC.HNE. ML:2.6 0.003175 0.46 AML other m 2020-04-03T21:55:49.24
MN.CUC.HHE. ML:2.6 0.00312 0.94 AML other m 2020-04-03T21:55:49.23
IV.SCHR.EHE. ML:2.3 0.0010454999999999998 0.54 AML other m 2020-04-03T21:55:50.27
IV.SALB.HHE. ML:2.5 0.001709304 0.2048 AML other m 2020-04-03T21:55:50.05
IV.SCHR.EHN. ML:2.2 0.0008555 1.32 AML other m 2020-04-03T21:55:50.19
IV.SALB.HHN. ML:2.6 0.00211 0.62 AML other m 2020-04-03T21:55:50.52
IV.SIRI.HHN. ML:2.4 0.0012647455 0.4992 AML other m 2020-04-03T21:55:51.19
IV.SIRI.HNE. ML:2.5 0.0017531365000000001 0.1664 AML other m 2020-04-03T21:55:50.96
IV.SIRI.HNN. ML:2.7 0.0024191595000000003 0.2048 AML other m 2020-04-03T21:55:51.42
IV.SIRI.HHE. ML:2.8 0.0029050000000000005 0.22 AML other m 2020-04-03T21:55:53.25
IV.ORI.HHE. ML:2.7 0.0019788055 0.256 AML other m 2020-04-03T21:55:54.21
IV.MGR.HHN. ML:2.3 0.00058163975 0.2432 AML other m 2020-04-03T21:55:55.62
IV.MGR.HHE. ML:2.4 0.0007387576 0.2432 AML other m 2020-04-03T21:55:56.28
IV.MCEL.HHE. ML:2.4 0.000789 1.2 AML other m 2020-04-03T21:55:56.99
IV.MCEL.HNE. ML:2.4 0.000773 1.18 AML other m 2020-04-03T21:55:56.99
IV.TDS.HHN. ML:2.2 0.000481 1.22 AML other m 2020-04-03T21:55:56.87
IV.TDS.HHE. ML:1.9 0.0002599012 1.0624 AML other m 2020-04-03T21:55:56.97
IV.BULG.HHE. ML:2.2 0.00038727875 0.768 AML other m 2020-04-03T21:56:00.31
IV.SLCN.HHE. ML:2.6 0.0007657664 0.2176 AML other m 2020-04-03T21:56:00.36
IV.SLCN.HNE. ML:2.5 0.0006791328 0.2176 AML other m 2020-04-03T21:56:00.38
IV.BULG.HNE. ML:2.2 0.00037064875 0.3712 AML other m 2020-04-03T21:56:00.31
IV.CRAC.EHN. ML:2.3 0.0004169273 0.2304 AML other m 2020-04-03T21:56:01.70
IV.PTRP.HHN. ML:2.0 0.0001805 0.54 AML other m 2020-04-03T21:56:01.76
IV.CRAC.EHE. ML:2.5 0.00074505835 0.64 AML other m 2020-04-03T21:56:01.80
IV.MIGL.HHN. ML:2.3 0.0002879273 0.4352 AML other m 2020-04-03T21:56:05.64
IV.CMPR.HHE. ML:2.4 0.0004255 0.34 AML other m 2020-04-03T21:56:05.84
IV.MIGL.HHE. ML:2.6 0.0005735 0.16 AML other m 2020-04-03T21:56:06.57
IV.CELI.HHN. ML:1.9 0.000124 1.32 AML other m 2020-04-03T21:56:07.32
IV.CAR1.HHE. ML:2.4 0.00031999999999999997 0.76 AML other m 2020-04-03T21:56:07.98
IV.CELI.HNN. ML:2.0 0.000144 1.36 AML other m 2020-04-03T21:56:07.31
GE.MATE.HHE. ML:2.5 0.0003265 1.48 AML other m 2020-04-03T21:56:13.96
GE.MATE.HHN. ML:2.3 0.0001965 0.92 AML other m 2020-04-03T21:56:14.42
IV.AMUR.HHN. ML:2.3 0.00014600000000000003 0.44 AML other m 2020-04-03T21:56:19.65
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