Earthquake with magnitude of ML 1.6 on date 09-01-2024 and time 06:33:17 (Italy) in region 4 km N Grassano (MT)

A magnitude ML 1.6 earthquake occured in region: 4 km N Grassano (MT), on

  • 09-01-2024 05:33:17 (UTC)
  • 09-01-2024 06:33:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.6690, 16.2890 at 24 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
Grassano MT 4 5189 5189
Irsina MT 10 4960 10149
Grottole MT 11 2208 12357
Calciano MT 12 777 13134
Tricarico MT 14 5388 18522
Garaguso MT 14 1073 19595
Salandra MT 16 2829 22424
Oliveto Lucano MT 17 450 22874
San Chirico Nuovo PZ 18 1368 24242
Gravina in Puglia BA 20 43872 68114

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km W of Matera (60436 inhabitants)
29 Km SW of Altamura (70396 inhabitants)
41 Km E of Potenza (67122 inhabitants)
60 Km SW of Bitonto (55540 inhabitants)
62 Km S of Andria (100440 inhabitants)
65 Km SW of Molfetta (59874 inhabitants)
66 Km S of Bisceglie (55422 inhabitants)
68 Km S of Trani (56217 inhabitants)
71 Km SW of Bari (326344 inhabitants)
73 Km S of Barletta (94814 inhabitants)
74 Km SE of Cerignola (58396 inhabitants)
83 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
Reviewed
Rev100
ML 1.6 2024-01-09
05:33:17
40.6687 16.2888 25 2024-01-09
05:45:14
Sala Sismica INGV-Roma 124556171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-09 05:33:17 ± 0.17
Latitude 40.6687 ± 0.0117
Longitude 16.2888 ± 0.0130
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124556171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1146
Semi-minor axis of confidence ellipse (meter) 906
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
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) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.13220
Epicentral distance of station farthest from the epicenter (degree) 0.59985
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 124556171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-09 05:45:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOCI.HHZ. 2024-01-09T05:33:38.38 0.3 undecidable manual S 78 66.5778 104 0.44 69
IV.MCEL.HHZ. 2024-01-09T05:33:35.87 0.6 undecidable manual S 227 55.9995 107 0.63 41
IV.MRVN.HHZ. 2024-01-09T05:33:32.31 0.6 undecidable manual S 350 44.2224 112 0.05 51
IV.AMUR.HHZ. 2024-01-09T05:33:30.23 0.6 undecidable manual S 45 37.4292 116 -0.38 47
IV.NOCI.HHZ. 2024-01-09T05:33:29.10 0.3 undecidable manual P 78 66.5778 104 -0.11 71
IV.MTSN.HNE. 2024-01-09T05:33:28.33 0.3 undecidable manual P 226 63.5919 105 -0.44 69
IV.MCEL.HHZ. 2024-01-09T05:33:27.23 0.3 undecidable manual P 227 55.9995 107 -0.42 70
IV.MIGL.HHZ. 2024-01-09T05:33:26.03 0.3 undecidable manual S 119 14.6742 145 0.13 79
IV.AMUR.HHZ. 2024-01-09T05:33:25.34 0.3 undecidable manual P 45 37.4292 116 0.36 73
IV.MRVN.HHZ. 2024-01-09T05:33:25.85 0.6 positive manual P 350 44.2224 112 -0.08 50
IX.PGN3.HNZ.02 2024-01-09T05:33:25.77 0.3 undecidable manual P 256 42.8238 113 0.04 75
IV.PTRP.HHN. 2024-01-09T05:33:23.71 0.3 undecidable manual P 230 25.1526 128 0.34 73
IV.MIGL.HHZ. 2024-01-09T05:33:21.92 0.1 positive manual P 119 14.6742 145 -0.34 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIGL.HHE. ML:1.8 0.00036145910000000004 0.1408 AML other m 2024-01-09T05:33:26.11
IV.MIGL.HHN. ML:1.7 0.00029191809999999993 0.08 AML other m 2024-01-09T05:33:26.14
IV.AMUR.HNE. ML:1.5 0.00010331607500000001 2.2016 AML other m 2024-01-09T05:33:32.51
IV.AMUR.HNN. ML:1.1 0.000038951270000000006 0.2304 AML other m 2024-01-09T05:33:30.34
IV.AMUR.HHN. ML:1.0 0.00003092859 0.2176 AML other m 2024-01-09T05:33:30.45
IV.MRVN.HHE. ML:1.1 0.00003191075 0.3008 AML other m 2024-01-09T05:33:32.35
IV.MRVN.HHN. ML:1.1 0.00003552454 0.08 AML other m 2024-01-09T05:33:33.35
IV.MCEL.HHE. ML:1.5 0.000057758185000000004 1.5392 AML other m 2024-01-09T05:33:35.32
IV.MCEL.HHN. ML:1.7 0.000095071715 1.7376 AML other m 2024-01-09T05:33:34.37
IV.MCEL.HNE. ML:1.6 0.00007758399499999999 0.7808 AML other m 2024-01-09T05:33:37.09
IV.NOCI.HHE. ML:1.8 0.00011097770999999999 2.2784 AML other m 2024-01-09T05:33:43.76
IV.NOCI.HHN. ML:1.7 0.00007468339999999999 0.16 AML other m 2024-01-09T05:33:38.00
IV.NOCI.HNE. ML:1.9 0.0001217869 2.8704 AML other m 2024-01-09T05:33:45.20
IV.NOCI.HNN. ML:1.6 0.000071857145 0.1408 AML other m 2024-01-09T05:33:38.00
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