Earthquake with magnitude of ML 1.6 on date 28-10-2019 and time 23:29:36 (Italy) in region 2 km NW Potenza (PZ)

A magnitude ML 1.6 earthquake occured in region: 2 km NW Potenza (PZ), on

  • 28-10-2019 22:29:36 (UTC)
  • 28-10-2019 23:29:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.6600, 15.7950 at 9 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
Potenza PZ 2 67122 67122
Pignola PZ 9 6962 74084
Avigliano PZ 10 11577 85661
Vaglio Basilicata PZ 11 2047 87708
Ruoti PZ 12 3579 91287
Pietragalla PZ 12 4160 95447
Tito PZ 13 7332 102779
Brindisi Montagna PZ 13 908 103687
Cancellara PZ 14 1309 104996
Picerno PZ 14 5985 110981
Abriola PZ 17 1531 112512
Baragiano PZ 17 2671 115183
Filiano PZ 18 2926 118109
Satriano di Lucania PZ 18 2374 120483
Trivigno PZ 19 678 121161
Tolve PZ 19 3251 124412
Anzi PZ 19 1696 126108
Acerenza PZ 20 2402 128510

Municipalities with at least 50000 inhabitants

An earthquake occurred to
2 Km NW of Potenza (67122 inhabitants)
67 Km W of Altamura (70396 inhabitants)
68 Km W of Matera (60436 inhabitants)
68 Km S of Cerignola (58396 inhabitants)
69 Km E of Battipaglia (50786 inhabitants)
76 Km SW of Andria (100440 inhabitants)
84 Km SW of Barletta (94814 inhabitants)
86 Km SW of Trani (56217 inhabitants)
87 Km E of Salerno (135261 inhabitants)
88 Km SW of Bisceglie (55422 inhabitants)
89 Km E of Avellino (54857 inhabitants)
91 Km SW of Bitonto (55540 inhabitants)
91 Km SW of Molfetta (59874 inhabitants)
92 Km S of Foggia (151991 inhabitants)
92 Km E of Cava de' Tirreni (53659 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 2019-10-28
22:29:36
40.6595 15.7953 9 2020-02-28
16:42:15
Bollettino Sismico Italiano INGV 74938441
Reviewed
Rev100
ML 0.8 2019-10-28
22:29:36
40.6598 15.7915 10 2019-10-28
22:36:50
Sala Sismica INGV-Roma 73498951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-28 22:29:36 ± 0.18
Latitude 40.6595 ± 0.0126
Longitude 15.7953 ± 0.0190
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74938441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1727
Semi-minor axis of confidence ellipse (meter) 1159
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 1730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
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) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 1.0
Num. used stations 4
Type of magnitude ML
Reference to an origin 74938441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-24 11:52:24

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 73498951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-28 22:36:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRLC.HHZ. 2019-10-28T22:29:47.30 0.6 undecidable manual S 293 27.9498 108 1 40
IV.MIGL.HHZ. 2019-10-28T22:29:45.51 1.0 negative manual P 96 54.7008 50 -0.67 25
IV.ACER.HHZ. 2019-10-28T22:29:43.87 0.3 undecidable manual S 41 18.7701 116 0.51 78
IV.PALZ.HHZ. 2019-10-28T22:29:42.55 0.6 undecidable manual P 24 34.4433 50 -0.52 52
IV.PTRP.HHE. 2019-10-28T22:29:42.11 0.3 undecidable manual P 124 27.1506 109 0.27 76
IX.SCL3.HNE.02 2019-10-28T22:29:41.79 0.3 undecidable manual P 279 24.1536 111 0.51 77
IX.PGN3.HNE.02 2019-10-28T22:29:41.40 0.1 undecidable manual S 179 9.6792 134 0.67 100
IV.MRLC.HHZ. 2019-10-28T22:29:41.71 0.3 undecidable manual P 293 27.9498 108 -0.27 81
IV.ACER.HHZ. 2019-10-28T22:29:40.25 0.3 negative manual P 41 18.7701 116 -0.04 85
IX.STN3.HHZ.02 2019-10-28T22:29:39.46 0.6 undecidable manual P 220 18.7701 116 -0.83 45
IX.PGN3.HNE.02 2019-10-28T22:29:38.57 0.3 undecidable manual P 179 9.6792 134 -0.2 84
IV.PZUN.HHZ. 2019-10-28T22:29:38.98 0.3 undecidable manual S 147 1.7982 169 -0.38 76
IV.PZUN.HHZ. 2019-10-28T22:29:37.66 0.3 undecidable manual P 147 1.7982 169 -0.32 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.STN3.HHN.02 ML:0.0 0.0022371135 0.5504 AML other m 2019-10-28T22:29:46.62
IX.STN3.HHE.02 ML:0.0 0.0025094335 0.4608 AML other m 2019-10-28T22:29:46.22
IV.ACER.HHE. ML:0.6 0.000027610005 0.1152 AML other m 2019-10-28T22:29:44.61
IV.ACER.HHN. ML:0.8 0.00005500098 0.4096 AML other m 2019-10-28T22:29:45.13
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