Earthquake with magnitude of ML 1.2 on date 29-07-2023 and time 02:20:37 (UTC) in region 8 km SW Gioia del Colle (BA)

A magnitude ML 1.2 earthquake occured in region: 8 km SW Gioia del Colle (BA), on

  • 29-07-2023 02:20:37 (UTC)
  • 29-07-2023 04:20:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7380, 16.8940 at 23 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Gioia del Colle BA 8 27753 27753
Castellaneta TA 12 17170 44923
Santeramo in Colle BA 14 26734 71657
Laterza TA 15 15290 86947
Palagianello TA 16 7857 94804
Mottola TA 17 15997 110801
Sammichele di Bari BA 18 6566 117367
Acquaviva delle Fonti BA 18 20799 138166
Cassano delle Murge BA 20 14732 152898

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Matera (60436 inhabitants)
30 Km E of Altamura (70396 inhabitants)
41 Km NW of Taranto (201100 inhabitants)
43 Km S of Bari (326344 inhabitants)
45 Km SE of Bitonto (55540 inhabitants)
58 Km SE of Molfetta (59874 inhabitants)
65 Km SE of Bisceglie (55422 inhabitants)
72 Km SE of Trani (56217 inhabitants)
74 Km SE of Andria (100440 inhabitants)
83 Km SE of Barletta (94814 inhabitants)
89 Km W of Brindisi (88302 inhabitants)
92 Km E of Potenza (67122 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
Reviewed
Rev100
ML 1.2 2023-07-29
02:20:37
40.7383 16.8942 23 2023-07-29
02:33:12
Sala Sismica INGV-Roma 119671361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-29 02:20:37 ± 0.19
Latitude 40.7383 ± 0.0072
Longitude 16.8942 ± 0.0083
Depth (km) 23 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119671361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 796
Semi-minor axis of confidence ellipse (meter) 492
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.13850
Epicentral distance of station farthest from the epicenter (degree) 0.61783
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 119671361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-29 02:33:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.TAR1.HHZ. 2023-07-29T02:20:51.43 0.6 undecidable manual S 126 40.4262 112 -0.2 46
IV.MRVN.HHZ. 2023-07-29T02:20:49.76 0.3 undecidable manual P 302 68.5758 102 -0.16 67
IV.AMUR.HHZ. 2023-07-29T02:20:49.30 0.6 undecidable manual S 308 30.747 120 0.01 49
IV.CRAC.EHE. 2023-07-29T02:20:48.42 0.3 undecidable manual P 224 55.4001 105 0.48 63
IV.NOCI.HHZ. 2023-07-29T02:20:46.48 0.6 undecidable manual S 69 15.3735 142 0.33 48
GE.MATE.HHZ. 2023-07-29T02:20:46.61 0.6 undecidable manual S 238 18.7701 136 -0.14 50
OT.TAR1.HHZ. 2023-07-29T02:20:45.59 0.1 undecidable manual P 126 40.4262 112 -0.17 93
IV.MIGL.HHZ. 2023-07-29T02:20:45.93 0.3 undecidable manual P 249 40.9257 112 0.1 70
IV.AMUR.HHZ. 2023-07-29T02:20:44.25 0.3 undecidable manual P 308 30.747 120 -0.16 72
IV.NOCI.HHZ. 2023-07-29T02:20:42.72 0.1 undecidable manual P 69 15.3735 142 0.13 100
GE.MATE.HHZ. 2023-07-29T02:20:42.79 0.1 positive manual P 238 18.7701 136 -0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOCI.HHE. ML:1.3 0.000126 0.12 AML other m 2023-07-29T02:20:46.52
GE.MATE.HHN. ML:1.1 0.00006870000000000002 0.64 AML other m 2023-07-29T02:20:46.77
GE.MATE.HHE. ML:1.1 0.00007075 0.12 AML other m 2023-07-29T02:20:46.72
IV.NOCI.HHN. ML:1.3 0.000124 1.16 AML other m 2023-07-29T02:20:47.11
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