Earthquake with magnitude of ML 1.1 on date 25-05-2023 and time 01:36:13 (UTC) in region 2 km W Calciano (MT)

A magnitude ML 1.1 earthquake occured in region: 2 km W Calciano (MT), on

  • 25-05-2023 01:36:13 (UTC)
  • 25-05-2023 03:36:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.5800, 16.1660 at 38 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
Calciano MT 2 777 777
Tricarico MT 5 5388 6165
Oliveto Lucano MT 5 450 6615
Garaguso MT 6 1073 7688
Campomaggiore PZ 8 811 8499
Accettura MT 10 1856 10355
Albano di Lucania PZ 11 1435 11790
Pietrapertosa PZ 11 1032 12822
Castelmezzano PZ 11 800 13622
Grassano MT 12 5189 18811
San Mauro Forte MT 13 1552 20363
San Chirico Nuovo PZ 13 1368 21731
Salandra MT 14 2829 24560
Trivigno PZ 15 678 25238
Tolve PZ 18 3251 28489
Grottole MT 18 2208 30697
Brindisi Montagna PZ 19 908 31605
Irsina MT 20 4960 36565

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Potenza (67122 inhabitants)
38 Km W of Matera (60436 inhabitants)
43 Km SW of Altamura (70396 inhabitants)
73 Km S of Andria (100440 inhabitants)
74 Km SW of Bitonto (55540 inhabitants)
79 Km SW of Molfetta (59874 inhabitants)
79 Km SW of Bisceglie (55422 inhabitants)
79 Km S of Cerignola (58396 inhabitants)
80 Km S of Trani (56217 inhabitants)
83 Km S of Barletta (94814 inhabitants)
85 Km SW of Bari (326344 inhabitants)
91 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 1.1 2023-05-25
01:36:13
40.5803 16.1655 38 2023-05-25
01:41:52
Sala Sismica INGV-Roma 117698301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-25 01:36:13 ± 0.13
Latitude 40.5803 ± 0.0045
Longitude 16.1655 ± 0.0047
Depth (km) 38 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117698301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 454
Semi-minor axis of confidence ellipse (meter) 286
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 312
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
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 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.09893
Epicentral distance of station farthest from the epicenter (degree) 0.48114
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 117698301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-25 01:41:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AMUR.HHZ. 2023-05-25T01:36:32.22 0.1 undecidable manual S 45 51.7038 122 0.08 94
IV.MRVN.HHZ. 2023-05-25T01:36:32.19 0.1 undecidable manual S 3 53.4021 121 -0.33 88
GE.MATE.HHN. 2023-05-25T01:36:30.72 0.1 undecidable manual S 80 46.0206 126 -0.16 94
IV.PALZ.HHZ. 2023-05-25T01:36:30.48 0.1 undecidable manual S 337 43.9227 127 0.05 96
IV.SCHR.EHE. 2023-05-25T01:36:30.07 0.6 undecidable manual S 190 42.9237 128 -0.15 47
IV.MCEL.HHZ. 2023-05-25T01:36:29.94 0.1 undecidable manual S 227 41.7249 128 -0.04 97
IV.ACER.HNE. 2023-05-25T01:36:27.87 0.3 undecidable manual S 321 29.5482 139 0.25 71
IV.MIGL.HHZ. 2023-05-25T01:36:26.56 0.1 undecidable manual S 83 23.3544 146 -0.04 100
IV.PTRP.HHZ. 2023-05-25T01:36:25.24 0.1 undecidable manual S 233 10.9779 163 0.09 100
IV.SLCN.HHZ. 2023-05-25T01:36:24.20 0.1 undecidable manual P 245 49.617 123 0.09 94
IV.MRVN.HHZ. 2023-05-25T01:36:24.70 0.1 undecidable manual P 3 53.4021 121 0.1 93
IV.AMUR.HHZ. 2023-05-25T01:36:24.84 0.6 positive manual P 45 51.7038 122 0.46 43
IV.SCHR.EHE. 2023-05-25T01:36:23.63 1.0 undecidable manual P 190 42.9237 128 0.36 22
GE.MATE.HHN. 2023-05-25T01:36:23.84 0.1 undecidable manual P 80 46.0206 126 0.19 92
IV.PALZ.HHZ. 2023-05-25T01:36:23.38 0.6 undecidable manual P 337 43.9227 127 -0.01 48
IV.MCEL.HHZ. 2023-05-25T01:36:22.74 0.6 undecidable manual P 227 41.7249 128 -0.39 45
IV.ACER.HNE. 2023-05-25T01:36:21.78 0.1 undecidable manual P 321 29.5482 139 0.01 99
IV.MIGL.HHZ. 2023-05-25T01:36:21.06 0.1 negative manual P 83 23.3544 146 -0.12 98
IX.PGN3.HHE.02 2023-05-25T01:36:21.59 0.3 undecidable manual P 268 31.0467 137 -0.33 69
IV.PTRP.HHZ. 2023-05-25T01:36:20.40 0.6 positive manual P 233 10.9779 163 0.06 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRP.HHN. ML:1.2 0.000054992935 0.36 AML other m 2023-05-25T01:36:26.06
IV.PTRP.HHE. ML:1.0 0.00003345 0.46 AML other m 2023-05-25T01:36:26.23
IV.MIGL.HHE. ML:1.3 0.000057712918000000004 0.12 AML other m 2023-05-25T01:36:26.67
IV.MIGL.HHN. ML:1.1 0.000041467605 0.1 AML other m 2023-05-25T01:36:26.98
IV.MCEL.HHE. ML:0.8 0.000016779275 0.22 AML other m 2023-05-25T01:36:30.64
IV.MCEL.HHN. ML:0.8 0.00001391082 0.28 AML other m 2023-05-25T01:36:31.64
IV.MCEL.HNE. ML:1.5 0.00006995749500000001 0.44 AML other m 2023-05-25T01:36:31.93
IV.MCEL.HNN. ML:1.4 0.000056107005000000004 0.64 AML other m 2023-05-25T01:36:33.00
IV.SLCN.HHE. ML:1.2 0.000027677935 0.32 AML other m 2023-05-25T01:36:35.48
IV.SLCN.HHN. ML:0.9 0.000016440094499999997 0.46 AML other m 2023-05-25T01:36:33.47
IV.SLCN.HNE. ML:1.8 0.00013132480000000002 0.7296 AML other m 2023-05-25T01:36:31.12
IV.AMUR.HNE. ML:1.3 0.000035491335 0.5296 AML other m 2023-05-25T01:36:33.67
IV.AMUR.HHE. ML:0.7 0.0000094573565 0.16 AML other m 2023-05-25T01:36:34.16
IV.AMUR.HHN. ML:0.9 0.000013212925 0.22 AML other m 2023-05-25T01:36:32.45
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