Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 28-04-2021 and time 01:15:50 (UTC) in region 8 km NE Lauria (PZ)

A magnitude ML 2.5 earthquake occured in region: 8 km NE Lauria (PZ), on

  • 28-04-2021 01:15:50 (UTC)
  • 28-04-2021 03:15:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1150, 15.8840 at 13 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Lauria PZ 8 12919 12919
Nemoli PZ 9 1495 14414
Lagonegro PZ 10 5584 19998
Castelsaraceno PZ 11 1384 21382
Latronico PZ 11 4556 25938
Rivello PZ 12 2767 28705
Trecchina PZ 13 2316 31021
Castelluccio Superiore PZ 14 824 31845
Castelluccio Inferiore PZ 14 2131 33976
Moliterno PZ 14 4062 38038
Sarconi PZ 15 1404 39442
Carbone PZ 18 638 40080
Spinoso PZ 18 1462 41542
San Chirico Raparo PZ 19 1084 42626
Grumento Nova PZ 19 1700 44326
Episcopia PZ 19 1434 45760
Maratea PZ 19 5139 50899
Laino Borgo CS 19 1921 52820
San Martino d'Agri PZ 20 801 53621

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km S of Potenza (67122 inhabitants)
86 Km SW of Matera (60436 inhabitants)
94 Km SE of Battipaglia (50786 inhabitants)
97 Km NW of Cosenza (67546 inhabitants)
98 Km SW of Altamura (70396 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 2.5 2021-04-28
01:15:50		 40.1153 15.8843 13 2021-07-12
16:55:12		 Bollettino Sismico Italiano INGV 90500541
Reviewed
Rev100 		ML 2.5 2021-04-28
01:15:50		 40.1095 15.881 13 2021-04-28
01:26:45		 Sala Sismica INGV-Roma 89543901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-28 01:15:50 ± 0.05
Latitude 40.1153 ± 0.0027
Longitude 15.8843 ± 0.0047
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90500541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 31
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.06835
Epicentral distance of station farthest from the epicenter (degree) 0.97397
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 89543901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-28 01:26:44

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 90500541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-14 16:11:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2021-04-28T01:16:08.34 1.0 undecidable manual P 14 108.114 91 -0.18 20
IV.AMUR.HHN. 2021-04-28T01:16:08.49 1.0 undecidable manual P 34 106.8153 91 0.18 20
IV.SNAL.HNE. 2021-04-28T01:16:08.87 0.6 undecidable manual P 328 106.4157 91 0.62 37
IV.CMPR.HHZ. 2021-04-28T01:16:07.70 0.3 undecidable manual S 295 54.1014 93 0.35 66
IV.MCRV.HHN. 2021-04-28T01:16:06.36 0.6 undecidable manual P 321 95.5377 91 -0.22 42
IX.STN3.HHZ.02 2021-04-28T01:16:06.30 0.6 undecidable manual S 337 50.0166 93 0.04 47
IV.PTRP.HHZ. 2021-04-28T01:16:05.43 0.6 undecidable manual S 18 47.5191 93 -0.14 46
IX.SNR3.HHE.02 2021-04-28T01:16:05.43 0.6 undecidable manual P 320 90.243 91 -0.34 41
GE.MATE.HHN. 2021-04-28T01:16:05.42 1.0 undecidable manual P 49 91.1421 91 -0.48 20
IV.SALB.HHZ. 2021-04-28T01:16:05.51 0.6 undecidable manual S 124 47.3193 93 -0.01 48
IX.COL3.HHE. 2021-04-28T01:16:04.72 1.0 undecidable manual P 324 78.8655 92 0.72 19
IX.TEGI.HNN.01 2021-04-28T01:16:04.48 0.6 undecidable manual S 315 41.625 94 0.47 44
IV.GRIS.HNE. 2021-04-28T01:16:04.37 0.3 undecidable manual S 184 41.625 94 0.34 67
IV.MRLC.HHE. 2021-04-28T01:16:04.47 0.6 undecidable manual P 335 78.5658 92 0.51 40
IV.SLCN.HHZ. 2021-04-28T01:16:03.20 0.3 undecidable manual S 325 37.1295 95 0.37 68
IX.PST3.HHZ.02 2021-04-28T01:16:03.25 0.3 undecidable manual P 313 73.371 92 0.09 67
IT.SLC1.HGN. 2021-04-28T01:16:03.57 0.6 undecidable manual S 322 39.5271 94 0.12 47
IV.SGO.HHE. 2021-04-28T01:16:02.37 0.3 undecidable manual P 316 69.375 92 -0.18 66
IV.MIGL.HHZ. 2021-04-28T01:16:02.61 0.1 undecidable manual P 41 71.7726 92 -0.31 85
IV.CET2.HHZ. 2021-04-28T01:16:02.12 0.6 undecidable manual P 175 65.3901 92 0.19 44
IV.TDS.HHZ. 2021-04-28T01:16:02.36 0.3 undecidable manual P 142 63.5919 92 0.71 57
IV.CDRU.HHZ. 2021-04-28T01:16:01.30 0.1 undecidable manual P 310 64.2912 92 -0.46 84
IV.CRAC.EHZ. 2021-04-28T01:16:00.73 0.1 positive manual P 57 55.2003 93 0.37 87
IX.SRN3.HNE.02 2021-04-28T01:16:00.09 0.1 positive manual P 319 54.7008 93 -0.2 90
IV.MGR.HHZ. 2021-04-28T01:16:00.22 0.3 undecidable manual S 275 28.1496 97 -0.22 71
IV.MMN.HHZ. 2021-04-28T01:16:00.08 0.6 undecidable manual S 160 26.4513 98 0.09 49
IV.PTRP.HHZ. 2021-04-28T01:15:59.49 0.1 undecidable manual P 18 47.5191 93 0.31 89
IV.ORI.HHZ. 2021-04-28T01:15:59.61 0.3 undecidable manual P 98 48.618 93 0.27 67
IV.CMPR.HHZ. 2021-04-28T01:15:59.82 0.1 undecidable manual P 295 54.1014 93 -0.38 87
IV.MCEL.HHZ. 2021-04-28T01:15:59.61 0.3 undecidable manual S 343 24.2535 99 0.2 72
IX.STN3.HHZ.02 2021-04-28T01:15:59.70 0.6 undecidable manual P 337 50.0166 93 0.13 46
IX.VGG3.HNZ.01 2021-04-28T01:15:59.05 0.6 undecidable manual S 3 24.5532 99 -0.43 45
IX.PGN3.HHN.02 2021-04-28T01:15:59.65 0.6 undecidable manual P 352 51.2154 93 -0.1 46
IX.TEGI.HNN.01 2021-04-28T01:15:58.30 0.3 undecidable manual P 315 41.625 94 0.03 72
IV.SALB.HHZ. 2021-04-28T01:15:58.57 0.1 undecidable manual P 124 47.3193 93 -0.58 84
IV.GRIS.HNE. 2021-04-28T01:15:58.37 0.1 undecidable manual P 184 41.625 94 0.09 95
IT.SLC1.HGN. 2021-04-28T01:15:57.98 0.6 undecidable manual P 322 39.5271 94 0.03 48
IV.SLCN.HHZ. 2021-04-28T01:15:57.49 0.1 negative manual P 325 37.1295 95 -0.1 95
IV.SCHR.EHZ. 2021-04-28T01:15:57.71 0.3 undecidable manual S 60 18.6702 106 -0.25 72
MN.CUC.HHZ. 2021-04-28T01:15:56.89 0.6 undecidable manual S 203 14.6742 115 -0.07 50
IV.MGR.HHZ. 2021-04-28T01:15:55.97 0.1 positive manual P 275 28.1496 97 -0.24 94
IV.MMN.HHZ. 2021-04-28T01:15:55.79 0.3 undecidable manual P 160 26.4513 98 -0.16 72
IX.VGG3.HNZ.01 2021-04-28T01:15:55.75 0.3 undecidable manual P 3 24.5532 99 0.1 73
IV.MCEL.HHZ. 2021-04-28T01:15:55.51 0.1 negative manual P 343 24.2535 99 -0.11 97
IV.SIRI.HHZ. 2021-04-28T01:15:55.58 0.3 undecidable manual S 349 7.5813 142 0.12 75
IV.SCHR.EHZ. 2021-04-28T01:15:54.59 0.1 positive manual P 60 18.6702 106 -0.19 97
MN.CUC.HHZ. 2021-04-28T01:15:54.15 0.1 undecidable manual P 203 14.6742 115 -0.05 100
IV.SIRI.HHZ. 2021-04-28T01:15:53.46 0.1 undecidable manual P 349 7.5813 142 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HHE. ML:2.9 0.00958 0.26 AML other m 2021-04-28T01:15:55.86
IV.SIRI.HNE. ML:2.9 0.009315 0.24 AML other m 2021-04-28T01:15:55.87
IV.SIRI.HHN. ML:2.9 0.00851 0.22 AML other m 2021-04-28T01:15:56.09
IV.SIRI.HNN. ML:2.8 0.008272624000000001 0.22 AML other m 2021-04-28T01:15:56.09
MN.CUC.HNN. ML:2.8 0.004874201999999999 0.34 AML other m 2021-04-28T01:15:57.18
MN.CUC.HHN. ML:2.8 0.004865 0.34 AML other m 2021-04-28T01:15:57.18
MN.CUC.HHE. ML:2.5 0.0029413225 0.18 AML other m 2021-04-28T01:15:57.96
MN.CUC.HNE. ML:2.5 0.0028352000000000004 0.18 AML other m 2021-04-28T01:15:57.97
IV.SCHR.EHE. ML:2.7 0.00346 1.66 AML other m 2021-04-28T01:15:58.02
IV.SCHR.EHN. ML:2.4 0.0016854625 0.14 AML other m 2021-04-28T01:15:58.27
IV.MCEL.HHE. ML:2.3 0.00109608065 0.32 AML other m 2021-04-28T01:15:59.77
IV.MCEL.HHN. ML:2.2 0.0008831765999999999 0.24 AML other m 2021-04-28T01:16:00.04
IV.MCEL.HNN. ML:2.6 0.002241132 0.5 AML other m 2021-04-28T01:16:00.51
IV.MGR.HHN. ML:2.8 0.0029699999999999996 0.24 AML other m 2021-04-28T01:16:01.32
IV.MGR.HNN. ML:2.7 0.0022999640000000003 0.2304 AML other m 2021-04-28T01:16:01.21
IV.MGR.HHE. ML:2.8 0.00285 0.26 AML other m 2021-04-28T01:16:01.32
IV.MGR.HNE. ML:2.8 0.0033399999999999997 0.26 AML other m 2021-04-28T01:16:01.32
IV.MMN.HHE. ML:2.3 0.0011055000000000001 0.32 AML other m 2021-04-28T01:16:01.76
IV.MMN.HHN. ML:2.4 0.001271801 0.12 AML other m 2021-04-28T01:16:01.85
IV.MCEL.HNE. ML:2.7 0.00272 0.66 AML other m 2021-04-28T01:16:02.52
IV.SLCN.HNE. ML:2.6 0.0013055954999999998 0.32 AML other m 2021-04-28T01:16:06.60
IV.SLCN.HHE. ML:2.6 0.0014155715 0.24 AML other m 2021-04-28T01:16:07.14
IV.SALB.HHN. ML:2.0 0.00029189434999999996 0.42 AML other m 2021-04-28T01:16:07.83
IV.SLCN.HNN. ML:2.4 0.00096893555 0.3704 AML other m 2021-04-28T01:16:09.16
IV.SLCN.HHN. ML:2.5 0.0011039655500000001 0.4 AML other m 2021-04-28T01:16:09.16
IV.SALB.HHE. ML:2.1 0.00033742794999999995 0.24 AML other m 2021-04-28T01:16:10.27
IV.ORI.HHE. ML:2.4 0.00073723465 0.44 AML other m 2021-04-28T01:16:10.73
IV.CRAC.EHE. ML:2.2 0.0003324344 0.4 AML other m 2021-04-28T01:16:11.65
IV.CET2.HHN. ML:2.3 0.0003685 0.22 AML other m 2021-04-28T01:16:12.08
IV.CDRU.HHE. ML:2.4 0.0004455 1.62 AML other m 2021-04-28T01:16:12.18
IV.CRAC.EHN. ML:2.4 0.0005480000000000001 0.44 AML other m 2021-04-28T01:16:13.60
IV.CET2.HHE. ML:2.0 0.00016708425 0.58 AML other m 2021-04-28T01:16:13.56
IV.ORI.HHN. ML:2.4 0.0006878073 1.52 AML other m 2021-04-28T01:16:15.85
IV.CDRU.HHN. ML:1.8 0.00011728519 0.36 AML other m 2021-04-28T01:16:15.75
IV.MIGL.HHE. ML:2.4 0.0003872034 0.64 AML other m 2021-04-28T01:16:25.00
IV.MIGL.HHN. ML:2.5 0.0005765 0.48 AML other m 2021-04-28T01:16:25.93
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