Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 21-02-2024 and time 22:01:38 (Italy) in region 6 km N Matera (MT)

A magnitude ML 1.1 earthquake occured in region: 6 km N Matera (MT), on

  • 21-02-2024 21:01:38 (UTC)
  • 21-02-2024 22:01:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7180, 16.6140 at 8 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
Matera MT 6 60436 60436
Altamura BA 13 70396 130832
Santeramo in Colle BA 15 26734 157566
Montescaglioso MT 19 9942 167508
Laterza TA 19 15290 182798
Miglionico MT 19 2510 185308
Ginosa TA 20 22632 207940

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km N of Matera (60436 inhabitants)
13 Km SE of Altamura (70396 inhabitants)
44 Km S of Bitonto (55540 inhabitants)
50 Km SW of Bari (326344 inhabitants)
54 Km S of Molfetta (59874 inhabitants)
59 Km W of Taranto (201100 inhabitants)
59 Km S of Bisceglie (55422 inhabitants)
63 Km SE of Andria (100440 inhabitants)
64 Km S of Trani (56217 inhabitants)
69 Km E of Potenza (67122 inhabitants)
73 Km SE of Barletta (94814 inhabitants)
85 Km SE of Cerignola (58396 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 1.1 2024-02-21
21:01:38		 40.718 16.6143 8 2024-02-21
21:09:20		 Sala Sismica INGV-Roma 125429351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-21 21:01:38 ± 0.09
Latitude 40.7180 ± 0.0045
Longitude 16.6143 ± 0.0059
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125429351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 519
Semi-minor axis of confidence ellipse (meter) 40
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 126
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
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) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.09713
Epicentral distance of station farthest from the epicenter (degree) 0.73205
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:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 125429351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-21 21:09:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRAC.EHZ. 2024-02-21T21:01:52.76 0.3 undecidable manual S 202 40.3263 50 0.65 62
IV.MCEL.HHZ. 2024-02-21T21:01:52.32 0.3 undecidable manual P 238 81.252 50 -0.22 65
IV.NOCI.HHZ. 2024-02-21T21:01:51.46 0.3 undecidable manual S 78 38.628 50 -0.2 71
IV.AMUR.HHZ. 2024-02-21T21:01:46.20 0.3 undecidable manual S 358 20.9679 111 0.21 73
IV.CRAC.EHZ. 2024-02-21T21:01:46.14 0.6 positive manual P 202 40.3263 50 -0.09 48
IV.LTRZ.HHZ. 2024-02-21T21:01:46.14 0.3 undecidable manual S 126 21.4674 110 0.01 76
IV.MIGL.HHZ. 2024-02-21T21:01:45.36 0.3 undecidable manual S 229 19.2696 112 -0.08 75
IV.NOCI.HHZ. 2024-02-21T21:01:45.78 0.1 undecidable manual P 78 38.628 50 -0.19 95
IV.LTRZ.HHZ. 2024-02-21T21:01:42.85 0.1 undecidable manual P 126 21.4674 110 0.07 100
IV.MIGL.HHZ. 2024-02-21T21:01:42.04 0.1 negative manual P 229 19.2696 112 -0.34 95
IV.AMUR.HHZ. 2024-02-21T21:01:42.80 0.1 undecidable manual P 358 20.9679 111 0.09 100
GE.MATE.HHZ. 2024-02-21T21:01:42.78 0.6 undecidable manual S 135 10.7781 126 -0.07 51
GE.MATE.HHZ. 2024-02-21T21:01:41.06 0.1 undecidable manual P 135 10.7781 126 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GE.MATE.HHE. ML:1.1 0.0001605 0.2 AML other m 2024-02-21T21:01:43.64
GE.MATE.HHN. ML:1.0 0.00012930585 0.1024 AML other m 2024-02-21T21:01:43.90
IV.LTRZ.HHE. ML:1.0 0.00007485 0.48 AML other m 2024-02-21T21:01:46.24
IV.LTRZ.HHN. ML:1.1 0.0000831 0.3 AML other m 2024-02-21T21:01:46.75
IV.AMUR.HHE. ML:1.0 0.00006534628500000001 0.1408 AML other m 2024-02-21T21:01:47.42
IV.AMUR.HHN. ML:1.2 0.00010802705000000002 0.1152 AML other m 2024-02-21T21:01:46.34
IV.AMUR.HNE. ML:1.0 0.00008037742000000001 1.1008 AML other m 2024-02-21T21:01:47.42
IV.AMUR.HNN. ML:1.1 0.000093192395 0.128 AML other m 2024-02-21T21:01:46.34
IV.NOCI.HHE. ML:1.0 0.000035457051499999994 0.7424 AML other m 2024-02-21T21:01:51.98
IV.NOCI.HHN. ML:1.0 0.000040032975 0.64 AML other m 2024-02-21T21:01:51.90
IV.CRAC.EHE. ML:1.2 0.00006190622 0.6144 AML other m 2024-02-21T21:01:53.18
IV.CRAC.EHN. ML:1.1 0.00004078702 0.7424 AML other m 2024-02-21T21:01:53.47
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