Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 31-01-2019 and time 02:53:36 (Italy) in region 3 km SW Pignola (PZ)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Pignola (PZ), on

  • 31-01-2019 01:53:36 (UTC)
  • 31-01-2019 02:53:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5590, 15.7580 at 21 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 3 6962 6962
Tito PZ 7 7332 14294
Abriola PZ 7 1531 15825
Potenza PZ 10 67122 82947
Satriano di Lucania PZ 10 2374 85321
Sasso di Castalda PZ 10 835 86156
Calvello PZ 12 1948 88104
Picerno PZ 14 5985 94089
Brienza PZ 14 4078 98167
Anzi PZ 15 1696 99863
Marsico Nuovo PZ 16 4098 103961
Brindisi Montagna PZ 17 908 104869
Sant'Angelo Le Fratte PZ 17 1429 106298
Savoia di Lucania PZ 17 1127 107425
Vaglio Basilicata PZ 18 2047 109472
Ruoti PZ 19 3579 113051
Baragiano PZ 19 2671 115722
Avigliano PZ 19 11577 127299
Trivigno PZ 20 678 127977

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SW of Potenza (67122 inhabitants)
66 Km E of Battipaglia (50786 inhabitants)
72 Km W of Matera (60436 inhabitants)
73 Km W of Altamura (70396 inhabitants)
80 Km S of Cerignola (58396 inhabitants)
85 Km E of Salerno (135261 inhabitants)
87 Km SW of Andria (100440 inhabitants)
90 Km E of Cava de' Tirreni (53659 inhabitants)
90 Km E of Avellino (54857 inhabitants)
95 Km SW of Barletta (94814 inhabitants)
97 Km SW of Trani (56217 inhabitants)
99 Km SW of Bisceglie (55422 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 2.0 2019-01-31
01:53:36		 40.5593 15.758 21 2019-08-22
08:24:49		 Bollettino Sismico Italiano INGV 65243931
Reviewed
Rev100 		ML 2.0 2019-01-31
01:53:36		 40.5563 15.7848 21 2019-01-31
02:08:23		 Sala Sismica INGV-Roma 65087061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-31 01:53:36 ± 0.15
Latitude 40.5593 ± 0.0054
Longitude 15.7580 ± 0.0107
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65243931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 770
Semi-minor axis of confidence ellipse (meter) 639
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 290
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.72395
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 65087061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-31 02:08:23

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 65243931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-05 09:38:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MATE.HHZ. 2019-01-31T01:54:00.49 0.6 undecidable manual S 83 80.364 99 -0.09 46
MN.CUC.HHZ. 2019-01-31T01:53:55.72 0.6 undecidable manual S 176 62.8926 101 -0.29 45
IV.MIGL.HHZ. 2019-01-31T01:53:54.68 0.6 undecidable manual S 85 57.7977 103 0.02 48
IV.MGR.HHZ. 2019-01-31T01:53:52.89 0.6 undecidable manual S 200 49.9167 105 0.27 47
IV.PALZ.HHZ. 2019-01-31T01:53:51.43 0.6 undecidable manual S 22 45.9207 107 -0.17 48
IV.SIRI.HHZ. 2019-01-31T01:53:50.62 0.6 undecidable manual S 167 42.8238 108 -0.2 47
GE.MATE.HHZ. 2019-01-31T01:53:50.13 0.6 undecidable manual P 83 80.364 99 -0.27 44
MN.CUC.HHZ. 2019-01-31T01:53:48.04 0.6 undecidable manual P 176 62.8926 101 0.28 45
IV.ACER.HHZ. 2019-01-31T01:53:47.71 0.6 undecidable manual S 32 29.6481 118 0.15 49
IX.VGG3.HNZ.01 2019-01-31T01:53:47.19 0.6 undecidable manual S 154 27.5502 120 0.11 50
IV.MCEL.HHZ. 2019-01-31T01:53:46.89 0.6 undecidable manual S 172 26.2515 121 0.11 50
IV.MGR.HHZ. 2019-01-31T01:53:46.11 0.6 undecidable manual P 200 49.9167 105 0.31 46
IV.MIGL.HHZ. 2019-01-31T01:53:46.59 0.3 undecidable manual P 85 57.7977 103 -0.39 67
IV.PALZ.HHZ. 2019-01-31T01:53:45.31 0.6 undecidable manual P 22 45.9207 107 0.1 48
IV.SIRI.HHZ. 2019-01-31T01:53:44.48 0.3 undecidable manual P 167 42.8238 108 -0.28 70
IV.PZUN.HHZ. 2019-01-31T01:53:44.06 0.3 undecidable manual S 23 10.4784 150 0.29 75
IX.MRN3.HNZ.01 2019-01-31T01:53:44.14 0.3 undecidable manual S 189 15.0738 140 -0.34 72
IX.VGG3.HNZ.01 2019-01-31T01:53:43.38 0.3 undecidable manual P 154 27.5502 120 0.78 62
IV.MCEL.HHZ. 2019-01-31T01:53:42.26 0.1 undecidable manual P 172 26.2515 121 -0.17 98
IV.ACER.HHZ. 2019-01-31T01:53:42.98 0.6 undecidable manual P 32 29.6481 118 0.1 50
IV.SLCN.HHZ. 2019-01-31T01:53:42.21 0.1 positive manual P 209 21.5673 128 0.38 96
IV.PZUN.HHZ. 2019-01-31T01:53:40.44 0.1 undecidable manual P 23 10.4784 150 -0.25 99
IX.MRN3.HNZ.01 2019-01-31T01:53:40.94 0.1 undecidable manual P 189 15.0738 140 -0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PZUN.HHN. ML:2.2 0.001067128 0.3792 AML other m 2019-01-31T01:53:44.37
IV.PZUN.HNE. ML:2.3 0.001355 0.22 AML other m 2019-01-31T01:53:44.50
IV.PZUN.HHE. ML:2.3 0.0013599999999999999 0.22 AML other m 2019-01-31T01:53:44.50
IV.SLCN.HNN. ML:2.1 0.0006580000000000001 0.5 AML other m 2019-01-31T01:53:46.59
IV.MCEL.HNN. ML:1.9 0.00035331630000000005 1.0992 AML other m 2019-01-31T01:53:47.04
IV.MCEL.HHE. ML:2.2 0.000654 0.64 AML other m 2019-01-31T01:53:47.09
IV.MCEL.HNE. ML:2.1 0.000627 0.62 AML other m 2019-01-31T01:53:47.10
IV.SLCN.HHE. ML:2.2 0.0007875 1.2 AML other m 2019-01-31T01:53:47.63
IV.SLCN.HNE. ML:2.1 0.0006950000000000001 1.2 AML other m 2019-01-31T01:53:47.63
IV.ACER.HHE. ML:2.0 0.000361 0.44 AML other m 2019-01-31T01:53:48.27
IV.ACER.HNE. ML:1.9 0.00035099999999999997 0.44 AML other m 2019-01-31T01:53:48.27
IV.ACER.HHN. ML:1.8 0.00024694805 1.2 AML other m 2019-01-31T01:53:48.39
IV.SLCN.HHN. ML:2.1 0.0006298626 0.2608 AML other m 2019-01-31T01:53:48.58
IV.MCEL.HHN. ML:2.0 0.00042008625 0.2192 AML other m 2019-01-31T01:53:48.73
IV.ACER.HNN. ML:1.8 0.00028349999999999995 1.02 AML other m 2019-01-31T01:53:49.79
IV.SIRI.HHN. ML:2.1 0.00035 1.36 AML other m 2019-01-31T01:53:51.94
IV.SIRI.HNN. ML:2.1 0.00035049999999999995 1.36 AML other m 2019-01-31T01:53:51.94
IV.SIRI.HHE. ML:2.0 0.00025310100000000004 1.4592 AML other m 2019-01-31T01:53:52.93
IV.SIRI.HNE. ML:2.0 0.000272 0.28 AML other m 2019-01-31T01:53:52.76
IV.MGR.HHE. ML:1.6 0.00008829899 0.2208 AML other m 2019-01-31T01:53:54.21
IV.MGR.HHN. ML:1.7 0.00012196410499999999 0.1792 AML other m 2019-01-31T01:53:54.35
IV.MIGL.HHN. ML:2.7 0.0009671151999999999 0.1808 AML other m 2019-01-31T01:53:55.47
IV.MIGL.HHE. ML:2.1 0.000273937375 0.2416 AML other m 2019-01-31T01:53:55.34
GE.MATE.HHN. ML:1.9 0.000094511475 0.4 AML other m 2019-01-31T01:54:02.26
GE.MATE.HHE. ML:1.8 0.00009190000000000001 0.7 AML other m 2019-01-31T01:54:03.17
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