Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 29-12-2023 and time 12:24:19 (Italy) in region 3 km S Monte Sant'Angelo (FG)

A magnitude ML 1.2 earthquake occured in region: 3 km S Monte Sant'Angelo (FG), on

  • 29-12-2023 11:24:19 (UTC)
  • 29-12-2023 12:24:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6840, 15.9530 at 6 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.

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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
Monte Sant'Angelo FG 3 12657 12657
Manfredonia FG 7 57279 69936
Mattinata FG 9 6310 76246
San Giovanni Rotondo FG 19 27184 103430
Carpino FG 20 4182 107612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NE of Manfredonia (57279 inhabitants)
42 Km NE of Foggia (151991 inhabitants)
47 Km N of Cerignola (58396 inhabitants)
48 Km E of San Severo (53905 inhabitants)
49 Km NW of Barletta (94814 inhabitants)
58 Km NW of Andria (100440 inhabitants)
60 Km NW of Trani (56217 inhabitants)
67 Km NW of Bisceglie (55422 inhabitants)
76 Km NW of Molfetta (59874 inhabitants)
89 Km NW of Bitonto (55540 inhabitants)
98 Km NW of Bari (326344 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 2023-12-29
11:24:19		 41.6843 15.9533 6 2023-12-29
11:40:55		 Sala Sismica INGV-Roma 124339781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-29 11:24:19 ± 0.32
Latitude 41.6843 ± 0.0081
Longitude 15.9533 ± 0.0145
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124339781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 895
Semi-minor axis of confidence ellipse (meter) 870
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 890.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 222
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31476
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 124339781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-29 11:40:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTMR.HNZ. 2023-12-29T11:24:39.71 3.0 undecidable manual P -0.19 0
IV.MRVN.HHZ. 2023-12-29T11:24:32.83 3.0 negative manual P 0.12 0
IV.APRC.HHZ. 2023-12-29T11:24:31.10 1.0 undecidable manual S 284 34.9428 100 -0.41 22
OT.OT05.EHZ. 2023-12-29T11:24:29.61 0.6 undecidable manual S 265 29.1486 102 0.05 49
OT.OT04.EHZ. 2023-12-29T11:24:29.87 0.6 undecidable manual S 277 31.1466 102 -0.34 46
OT.OT06.EHZ. 2023-12-29T11:24:29.70 0.6 undecidable manual S 270 29.748 102 -0.05 49
OT.OT14.EHZ. 2023-12-29T11:24:27.35 0.6 undecidable manual S 351 23.8539 105 -0.41 46
OT.OT04.EHZ. 2023-12-29T11:24:26.16 0.6 undecidable manual P 277 31.1466 102 0.61 43
OT.OT06.EHZ. 2023-12-29T11:24:25.31 0.1 undecidable manual P 270 29.748 102 0.02 98
OT.OT05.EHZ. 2023-12-29T11:24:25.23 0.3 undecidable manual P 265 29.1486 102 0.05 73
IV.APRC.HHZ. 2023-12-29T11:24:25.97 0.1 undecidable manual P 284 34.9428 100 -0.34 91
OT.OT14.EHZ. 2023-12-29T11:24:24.12 0.6 negative manual P 351 23.8539 105 -0.02 50
OT.OT07.EHZ. 2023-12-29T11:24:24.37 0.3 undecidable manual P 250 20.5683 107 0.86 59
OT.OT12.EHZ. 2023-12-29T11:24:22.12 0.3 undecidable manual S 213 6.8931 133 -0.34 72
IV.MSAG.HHZ. 2023-12-29T11:24:22.26 0.3 undecidable manual S 310 4.7952 143 0.31 73
IV.MSAG.HHZ. 2023-12-29T11:24:20.94 0.1 negative manual P 310 4.7952 143 0.16 100
OT.OT12.EHZ. 2023-12-29T11:24:20.87 0.1 positive manual P 213 6.8931 133 -0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APRC.HHE. ML:1.1 0.0000536 0.2 AML other m 2023-12-29T11:24:31.80
IV.APRC.HHN. ML:1.2 0.0000608 1.12 AML other m 2023-12-29T11:24:31.25
OT.OT12.EHE. ML:0.0 0.0001591843 0.1408 AML other m 2023-12-29T11:24:22.30
OT.OT12.EHN. ML:0.0 0.00026647250000000003 0.1792 AML other m 2023-12-29T11:24:22.46
IV.MSAG.HHE. ML:0.0 0.00047304220000000003 0.1024 AML other m 2023-12-29T11:24:22.37
IV.MSAG.HHN. ML:0.0 0.0010486983 0.16 AML other m 2023-12-29T11:24:22.70
OT.OT05.EHN. ML:1.1 0.000060018429999999997 0.2944 AML other m 2023-12-29T11:24:30.20
IV.MRVN.HHE. ML:1.4 0.00003992087 0.3968 AML other m 2023-12-29T11:24:44.03
IV.MRVN.HHN. ML:1.2 0.000026455674999999996 0.2368 AML other m 2023-12-29T11:24:43.99
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