Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 05-01-2019 and time 05:02:00 (UTC) in region 8 km SW Gravina in Puglia (BA)

A magnitude ML 1.6 earthquake occured in region: 8 km SW Gravina in Puglia (BA), on

  • 05-01-2019 05:02:00 (UTC)
  • 05-01-2019 06:02:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7560, 16.3880 at 30 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
Gravina in Puglia BA 8 43872 43872
Irsina MT 12 4960 48832
Altamura BA 16 70396 119228
Grassano MT 16 5189 124417
Grottole MT 17 2208 126625

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SW of Altamura (70396 inhabitants)
20 Km NW of Matera (60436 inhabitants)
47 Km SW of Bitonto (55540 inhabitants)
51 Km E of Potenza (67122 inhabitants)
53 Km S of Andria (100440 inhabitants)
53 Km SW of Molfetta (59874 inhabitants)
55 Km S of Bisceglie (55422 inhabitants)
58 Km SW of Bari (326344 inhabitants)
58 Km S of Trani (56217 inhabitants)
63 Km S of Barletta (94814 inhabitants)
70 Km SE of Cerignola (58396 inhabitants)
78 Km W of Taranto (201100 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 2019-01-05
05:02:00		 40.7562 16.3883 30 2019-08-22
08:24:48		 Bollettino Sismico Italiano INGV 64872531
Reviewed
Rev100 		ML 1.7 2019-01-05
05:01:59		 40.7725 16.407 36 2019-01-05
05:36:11		 Sala Sismica INGV-Roma 64518061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-05 05:02:00 ± 0.46
Latitude 40.7562 ± 0.0135
Longitude 16.3883 ± 0.0154
Depth (km) 30 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64872531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1545
Semi-minor axis of confidence ellipse (meter) 968
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 200
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.22213
Epicentral distance of station farthest from the epicenter (degree) 0.51261
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 64872531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-23 10:30:29

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 64518061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-05 05:36:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOCI.HHZ. 2019-01-05T05:02:17.85 0.3 undecidable manual S 86 56.8986 112 -0.86 56
IV.ACER.HHZ. 2019-01-05T05:02:14.25 0.3 undecidable manual S 275 37.629 124 0.11 74
IV.PALZ.HHZ. 2019-01-05T05:02:14.92 0.1 undecidable manual S 300 41.5251 121 -0.12 98
IV.MRVN.HHZ. 2019-01-05T05:02:13.91 0.3 undecidable manual S 335 37.4292 124 -0.2 73
GE.MATE.HHZ. 2019-01-05T05:02:12.52 0.3 undecidable manual S 114 29.1486 131 0.18 75
IV.AMUR.HHZ. 2019-01-05T05:02:12.11 0.3 undecidable manual S 47 24.6531 137 0.62 67
IV.NOCI.HHZ. 2019-01-05T05:02:10.23 0.1 negative manual P 86 56.8986 112 -0.6 84
IV.PALZ.HHZ. 2019-01-05T05:02:08.76 0.1 negative manual P 300 41.5251 121 0.06 98
IV.MRVN.HHZ. 2019-01-05T05:02:08.12 0.1 undecidable manual P 335 37.4292 124 -0.05 100
IV.ACER.HHZ. 2019-01-05T05:02:08.42 0.1 undecidable manual P 275 37.629 124 0.23 96
GE.MATE.HHZ. 2019-01-05T05:02:07.29 0.1 negative manual P 114 29.1486 131 0.14 100
IV.AMUR.HHZ. 2019-01-05T05:02:06.99 0.1 undecidable manual P 47 24.6531 137 0.34 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AMUR.HHN. ML:1.8 0.00021550000000000003 0.36 AML other m 2019-01-05T05:02:12.66
IV.AMUR.HHE. ML:1.8 0.000223 0.24 AML other m 2019-01-05T05:02:12.57
GE.MATE.HHE. ML:1.8 0.0002122792 0.2208 AML other m 2019-01-05T05:02:12.95
GE.MATE.HHN. ML:1.7 0.00015924875 0.16 AML other m 2019-01-05T05:02:12.96
IV.MRVN.HHE. ML:1.7 0.00015368065 0.1408 AML other m 2019-01-05T05:02:14.04
IV.MRVN.HHN. ML:1.6 0.0001033829 0.1216 AML other m 2019-01-05T05:02:14.56
IV.ACER.HHN. ML:1.3 0.00005765113 1.4784 AML other m 2019-01-05T05:02:14.81
IV.ACER.HHE. ML:1.3 0.000055294974500000005 1.5584 AML other m 2019-01-05T05:02:14.85
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