Earthquake with magnitude of ML 0.8 on date 31-12-2019 and time 19:42:19 (UTC) in region 1 km E Pignola (PZ)

A magnitude ML 0.8 earthquake occured in region: 1 km E Pignola (PZ), on

  • 31-12-2019 19:42:19 (UTC)
  • 31-12-2019 20:42:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5790, 15.8020 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.

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 1 6962 6962
Potenza PZ 7 67122 74084
Abriola PZ 8 1531 75615
Tito PZ 10 7332 82947
Calvello PZ 12 1948 84895
Brindisi Montagna PZ 12 908 85803
Anzi PZ 13 1696 87499
Vaglio Basilicata PZ 14 2047 89546
Satriano di Lucania PZ 14 2374 91920
Sasso di Castalda PZ 15 835 92755
Picerno PZ 15 5985 98740
Trivigno PZ 16 678 99418
Avigliano PZ 18 11577 110995
Brienza PZ 18 4078 115073
Marsico Nuovo PZ 19 4098 119171
Ruoti PZ 19 3579 122750
Laurenzana PZ 20 1797 124547
Cancellara PZ 20 1309 125856
Albano di Lucania PZ 20 1435 127291

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km S of Potenza (67122 inhabitants)
68 Km W of Matera (60436 inhabitants)
69 Km W of Altamura (70396 inhabitants)
69 Km E of Battipaglia (50786 inhabitants)
77 Km S of Cerignola (58396 inhabitants)
83 Km SW of Andria (100440 inhabitants)
89 Km E of Salerno (135261 inhabitants)
92 Km SW of Barletta (94814 inhabitants)
93 Km E of Avellino (54857 inhabitants)
93 Km SW of Trani (56217 inhabitants)
93 Km E of Cava de' Tirreni (53659 inhabitants)
95 Km SW of Bisceglie (55422 inhabitants)
96 Km SW of Bitonto (55540 inhabitants)
97 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 0.8 2019-12-31
19:42:19
40.5793 15.8018 20 2020-02-28
16:42:17
Bollettino Sismico Italiano INGV 75242431
Reviewed
Rev100
ML 0.9 2019-12-31
19:42:19
40.5762 15.8077 20 2019-12-31
20:40:23
Sala Sismica INGV-Roma 75147451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-31 19:42:19 ± 0.17
Latitude 40.5793 ± 0.0054
Longitude 15.8018 ± 0.0107
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75242431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 693
Semi-minor axis of confidence ellipse (meter) 668
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.40020
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 75242431
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-24 10:15:08

ML:0.9

Field Value
Value 0.9
Uncertainty 0.5
Num. used stations 7
Type of magnitude ML
Reference to an origin 75147451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-31 20:40:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SIRI.HHZ. 2019-12-31T19:42:33.80 0.3 undecidable manual S 173 44.4222 105 -0.13 69
IV.MCEL.HHZ. 2019-12-31T19:42:30.06 0.3 undecidable manual S 180 28.2495 116 0.2 72
IV.SLCN.HHZ. 2019-12-31T19:42:29.54 0.6 undecidable manual S 214 25.3524 119 0.35 47
IV.ACER.HHZ. 2019-12-31T19:42:29.46 0.3 undecidable manual S 27 25.8519 119 0.15 73
IV.SIRI.HHZ. 2019-12-31T19:42:27.61 0.1 undecidable manual P 173 44.4222 105 -0.14 92
IX.STN3.HHZ.02 2019-12-31T19:42:26.55 0.3 undecidable manual S 247 13.7751 139 -0.22 73
IV.PZUN.HNZ. 2019-12-31T19:42:25.72 0.3 undecidable manual S 3 7.3815 156 -0.13 76
IV.ACER.HHZ. 2019-12-31T19:42:25.08 0.1 undecidable manual P 27 25.8519 119 0 99
IV.MCEL.HHZ. 2019-12-31T19:42:25.13 0.1 undecidable manual P 180 28.2495 116 -0.27 93
IV.SLCN.HHZ. 2019-12-31T19:42:25.03 0.1 undecidable manual P 214 25.3524 119 0.02 99
IV.PTRP.HHZ. 2019-12-31T19:42:24.94 0.3 undecidable manual P 106 22.755 123 0.26 72
IX.STN3.HHZ.02 2019-12-31T19:42:23.89 0.1 undecidable manual P 247 13.7751 139 0.27 96
IV.PZUN.HNZ. 2019-12-31T19:42:22.96 0.1 undecidable manual P 3 7.3815 156 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCEL.HHE. ML:0.7 0.000018852695000000003 0.2432 AML other m 2019-12-31T19:42:30.48
IV.MCEL.HNE. ML:0.9 0.00003275596 0.416 AML other m 2019-12-31T19:42:31.54
IV.MCEL.HHN. ML:0.8 0.00002396549 1.6288 AML other m 2019-12-31T19:42:31.94
IV.SIRI.HNN. ML:0.7 0.000013087929500000001 1.1168 AML other m 2019-12-31T19:42:35.21
IV.SIRI.HHE. ML:1.0 0.000026650825000000004 0.1952 AML other m 2019-12-31T19:42:35.77
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download