Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 26-04-2020 and time 05:43:59 (Italy) in region 4 km E Pignola (PZ)

A magnitude ML 1.6 earthquake occured in region: 4 km E Pignola (PZ), on

  • 26-04-2020 03:43:59 (UTC)
  • 26-04-2020 05:43:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.5620, 15.8330 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.

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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
Pignola PZ 4 6962 6962
Abriola PZ 6 1531 8493
Potenza PZ 9 67122 75615
Anzi PZ 9 1696 77311
Calvello PZ 10 1948 79259
Brindisi Montagna PZ 11 908 80167
Tito PZ 13 7332 87499
Trivigno PZ 14 678 88177
Vaglio Basilicata PZ 14 2047 90224
Sasso di Castalda PZ 15 835 91059
Laurenzana PZ 16 1797 92856
Satriano di Lucania PZ 17 2374 95230
Albano di Lucania PZ 17 1435 96665
Marsico Nuovo PZ 18 4098 100763
Castelmezzano PZ 19 800 101563
Picerno PZ 19 5985 107548
Brienza PZ 20 4078 111626

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km S of Potenza (67122 inhabitants)
66 Km W of Matera (60436 inhabitants)
68 Km W of Altamura (70396 inhabitants)
72 Km E of Battipaglia (50786 inhabitants)
79 Km S of Cerignola (58396 inhabitants)
84 Km SW of Andria (100440 inhabitants)
92 Km E of Salerno (135261 inhabitants)
92 Km SW of Barletta (94814 inhabitants)
93 Km SW of Trani (56217 inhabitants)
94 Km SW of Bisceglie (55422 inhabitants)
95 Km SW of Bitonto (55540 inhabitants)
96 Km E of Avellino (54857 inhabitants)
96 Km E of Cava de' Tirreni (53659 inhabitants)
96 Km SW of Molfetta (59874 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 1.6 2020-04-26
03:43:59		 40.5622 15.8328 20 2020-07-18
21:08:41		 Bollettino Sismico Italiano INGV 80268271
Reviewed
Rev100 		ML 1.6 2020-04-26
03:44:00		 40.5593 15.8398 11 2020-04-26
03:49:41		 Sala Sismica INGV-Roma 78590741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-26 03:43:59 ± 0.15
Latitude 40.5622 ± 0.0045
Longitude 15.8328 ± 0.0071
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80268271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 648
Semi-minor axis of confidence ellipse (meter) 123
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 111
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.02968
Epicentral distance of station farthest from the epicenter (degree) 0.96048
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 80268271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-17 18:40:10

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 78590741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-26 03:49:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2020-04-26T03:44:19.78 0.3 undecidable manual S 29 63.1923 100 0.5 64
IV.NOCI.HHZ. 2020-04-26T03:44:18.28 1.0 undecidable manual P 76 106.6155 95 0.62 19
IV.MIGL.HHZ. 2020-04-26T03:44:16.43 0.3 undecidable manual S 85 51.4152 103 0.22 69
IV.MGR.HHZ. 2020-04-26T03:44:16.89 0.6 undecidable manual S 207 52.7028 103 0.35 44
IV.SCHR.EHZ. 2020-04-26T03:44:14.28 0.3 undecidable manual S 153 45.2214 105 -0.32 68
IV.PALZ.HHZ. 2020-04-26T03:44:14.61 0.3 undecidable manual S 14 43.7229 106 0.4 67
IV.SIRI.HHZ. 2020-04-26T03:44:13.60 0.3 undecidable manual S 176 42.2244 107 -0.24 69
IX.SRN3.HNE.02 2020-04-26T03:44:11.76 0.3 undecidable manual S 255 32.745 113 0.32 69
IX.VGG3.HNN.01 2020-04-26T03:44:10.65 0.3 undecidable manual S 167 25.752 120 0.88 58
IV.MRVN.HHZ. 2020-04-26T03:44:10.65 0.3 undecidable manual P 29 63.1923 100 -0.37 65
IV.SLCN.HHZ. 2020-04-26T03:44:10.04 0.3 undecidable manual S 222 25.4523 120 0.33 70
IV.CRAC.EHZ. 2020-04-26T03:44:10.50 0.3 undecidable manual P 111 54.6009 102 0.77 58
IV.MCEL.HHZ. 2020-04-26T03:44:09.65 0.3 undecidable manual S 186 26.4513 119 -0.28 71
IV.MGR.HHZ. 2020-04-26T03:44:09.24 0.3 undecidable manual P 207 52.7028 103 -0.2 69
IV.PTRP.HHZ. 2020-04-26T03:44:08.16 0.6 undecidable manual S 103 19.7691 128 -0.28 47
IV.MIGL.HHZ. 2020-04-26T03:44:08.84 0.3 undecidable manual P 85 51.4152 103 -0.42 65
IV.MRLC.HHE. 2020-04-26T03:44:07.57 0.3 undecidable manual P 307 36.0417 110 0.59 64
IX.STN3.HHZ.02 2020-04-26T03:44:07.79 0.3 undecidable manual S 257 15.6732 136 0.15 74
IV.PALZ.HHZ. 2020-04-26T03:44:07.86 0.1 undecidable manual P 14 43.7229 106 -0.24 92
IV.SIRI.HHZ. 2020-04-26T03:44:07.40 0.1 undecidable manual P 176 42.2244 107 -0.49 88
IV.SCHR.EHZ. 2020-04-26T03:44:07.85 0.3 undecidable manual P 153 45.2214 105 -0.47 66
IX.VGG3.HNN.01 2020-04-26T03:44:06.33 0.1 undecidable manual P 167 25.752 120 0.8 80
IX.SRN3.HNE.02 2020-04-26T03:44:06.45 0.1 positive manual P 255 32.745 113 -0.05 98
IV.PZUN.HHZ. 2020-04-26T03:44:06.11 0.6 undecidable manual S 347 9.4794 151 -0.54 45
IV.SLCN.HHZ. 2020-04-26T03:44:05.50 0.1 positive manual P 222 25.4523 120 0 100
IT.SLC1.HGN. 2020-04-26T03:44:05.72 0.3 undecidable manual P 227 27.2505 118 -0.02 75
IV.CAGG.EHE. 2020-04-26T03:44:05.68 0.6 undecidable manual P 269 27.0507 118 -0.04 50
IV.MCEL.HHZ. 2020-04-26T03:44:05.39 0.1 positive manual P 186 26.4513 119 -0.24 95
IX.STN3.HHZ.02 2020-04-26T03:44:04.12 0.3 undecidable manual P 257 15.6732 136 -0.18 74
IV.PTRP.HHZ. 2020-04-26T03:44:04.86 0.1 undecidable manual P 103 19.7691 128 0.09 100
IV.PZUN.HHZ. 2020-04-26T03:44:03.54 0.3 undecidable manual P 347 9.4794 151 -0.19 74
IX.PGN3.HNZ.02 2020-04-26T03:44:02.78 0.1 negative manual P 290 3.2967 169 -0.62 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRAC.EHE. ML:0.0 0.000056704675 0.2176 AML other m 2020-04-26T03:44:26.19
IV.PZUN.HNN. ML:1.8 0.0004989389 0.2496 AML other m 2020-04-26T03:44:07.47
IV.PZUN.HHN. ML:1.8 0.00047606425000000003 0.2624 AML other m 2020-04-26T03:44:07.47
IV.PZUN.HHE. ML:2.0 0.0007790561499999999 0.2592 AML other m 2020-04-26T03:44:07.52
IV.PZUN.HNE. ML:2.0 0.00080164485 0.2688 AML other m 2020-04-26T03:44:07.52
IV.PTRP.HHE. ML:1.2 0.00009163885 0.3392 AML other m 2020-04-26T03:44:11.74
IV.PTRP.HHN. ML:1.4 0.0001276495 0.3392 AML other m 2020-04-26T03:44:13.54
IV.MCEL.HHN. ML:1.7 0.00020957219999999998 0.2592 AML other m 2020-04-26T03:44:10.17
IV.MCEL.HHE. ML:1.6 0.00018263875 0.1216 AML other m 2020-04-26T03:44:10.95
IV.MCEL.HNE. ML:1.6 0.0001757635 0.2784 AML other m 2020-04-26T03:44:10.95
IV.MCEL.HNN. ML:1.6 0.000201919085 0.2592 AML other m 2020-04-26T03:44:10.17
IV.SLCN.HHE. ML:1.9 0.0003337102 0.2816 AML other m 2020-04-26T03:44:10.84
IV.SLCN.HNN. ML:1.7 0.0002424018 0.3104 AML other m 2020-04-26T03:44:12.39
IV.SLCN.HNE. ML:1.8 0.00031745645 0.3488 AML other m 2020-04-26T03:44:14.46
IV.SLCN.HHN. ML:1.7 0.00023907045 0.3616 AML other m 2020-04-26T03:44:10.44
IV.SIRI.HHE. ML:1.9 0.00022184625 0.16 AML other m 2020-04-26T03:44:14.67
IV.SIRI.HNN. ML:1.9 0.0002160648 0.16 AML other m 2020-04-26T03:44:14.69
IV.SIRI.HNE. ML:1.9 0.0002092019 0.16 AML other m 2020-04-26T03:44:14.67
IV.SIRI.HHN. ML:1.9 0.00022601169999999997 0.24 AML other m 2020-04-26T03:44:14.77
IV.SCHR.EHE. ML:1.3 0.00005739941 0.16 AML other m 2020-04-26T03:44:15.91
IV.SCHR.EHN. ML:1.5 0.000081712185 0.2592 AML other m 2020-04-26T03:44:14.59
IV.PALZ.HHN. ML:1.1 0.000034396984999999995 0.2816 AML other m 2020-04-26T03:44:14.93
IV.PALZ.HHE. ML:1.1 0.000036929685000000006 0.0992 AML other m 2020-04-26T03:44:16.03
IV.MIGL.HHN. ML:1.8 0.00014107635 0.2208 AML other m 2020-04-26T03:44:20.01
IV.MIGL.HHE. ML:1.7 0.000120348975 0.1984 AML other m 2020-04-26T03:44:17.41
IV.MGR.HHN. ML:1.2 0.000038136700000000004 0.2208 AML other m 2020-04-26T03:44:17.85
IV.MGR.HHE. ML:1.0 0.000026157615 0.4384 AML other m 2020-04-26T03:44:20.08
IV.CRAC.EHN. ML:1.5 0.000054195154999999996 0.1984 AML other m 2020-04-26T03:44:20.90
IV.MRVN.HHE. ML:1.3 0.0000331321 0.1408 AML other m 2020-04-26T03:44:21.51
IV.MRVN.HHN. ML:1.2 0.00003146588 0.1792 AML other m 2020-04-26T03:44:21.97
IV.NOCI.HHN. ML:1.8 0.000049267925000000005 0.3584 AML other m 2020-04-26T03:44:33.19
IV.NOCI.HHE. ML:1.7 0.000043712845 0.16 AML other m 2020-04-26T03:44:35.91
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