Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 20-05-2023 and time 23:06:19 (UTC) in region 2 km S Muro Lucano (PZ)

A magnitude ML 2.0 earthquake occured in region: 2 km S Muro Lucano (PZ), on

  • 20-05-2023 23:06:19 (UTC)
  • 21-05-2023 01:06:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7320, 15.4850 at 5 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
Muro Lucano PZ 2 5497 5497
Bella PZ 6 5171 10668
Ricigliano SA 7 1144 11812
Castelgrande PZ 7 943 12755
Balvano PZ 9 1830 14585
Baragiano PZ 11 2671 17256
San Fele PZ 11 3004 20260
San Gregorio Magno SA 11 4286 24546
Romagnano al Monte SA 12 368 24914
Rapone PZ 13 990 25904
Ruvo del Monte PZ 14 1083 26987
Pescopagano PZ 14 1910 28897
Vietri di Potenza PZ 15 2832 31729
Buccino SA 15 5047 36776
Salvitelle SA 16 560 37336
Sant'Andrea di Conza AV 16 1539 38875
Colliano SA 16 3638 42513
Ruoti PZ 16 3579 46092
Laviano SA 16 1438 47530
Santomenna SA 16 443 47973
Picerno PZ 17 5985 53958
Castelnuovo di Conza SA 17 619 54577
Palomonte SA 18 3985 58562
Valva SA 18 1643 60205
Caggiano SA 18 2765 62970
Savoia di Lucania PZ 19 1127 64097
Conza della Campania AV 19 1373 65470
Calitri AV 19 4666 70136
Avigliano PZ 20 11577 81713
Auletta SA 20 2336 84049

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km W of Potenza (67122 inhabitants)
44 Km E of Battipaglia (50786 inhabitants)
61 Km E of Salerno (135261 inhabitants)
62 Km E of Avellino (54857 inhabitants)
66 Km E of Cava de' Tirreni (53659 inhabitants)
69 Km SW of Cerignola (58396 inhabitants)
74 Km SE of Benevento (60091 inhabitants)
81 Km E of Scafati (50787 inhabitants)
82 Km S of Foggia (151991 inhabitants)
85 Km E of Castellammare di Stabia (66466 inhabitants)
88 Km SW of Andria (100440 inhabitants)
91 Km W of Altamura (70396 inhabitants)
93 Km SW of Barletta (94814 inhabitants)
94 Km W of Matera (60436 inhabitants)
94 Km E of Torre del Greco (86275 inhabitants)
96 Km E of Portici (55274 inhabitants)
96 Km E of Ercolano (53709 inhabitants)
97 Km E of Acerra (59573 inhabitants)
99 Km SW of Trani (56217 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 2.0 2023-05-20
23:06:19		 40.7318 15.4852 5 2023-05-20
23:16:01		 Sala Sismica INGV-Roma 117534031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-20 23:06:19 ± 0.14
Latitude 40.7318 ± 0.0054
Longitude 15.4852 ± 0.0071
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117534031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 638
Semi-minor axis of confidence ellipse (meter) 203
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 103
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 10
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 54
Type of magnitude ML
Reference to an origin 117534031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-20 23:16:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2023-05-20T23:08:13.88 3.0 undecidable manual Sn 5.74 0
TV.SF11.HHZ. 2023-05-20T23:08:03.79 3.0 undecidable manual Sn 6.21 0
IV.AIO.HHZ. 2023-05-20T23:07:43.88 3.0 undecidable manual Sg 5.54 0
IV.ATFO.HHZ. 2023-05-20T23:07:24.82 3.0 positive manual Pg 12.29 0
IV.MURB.HHZ. 2023-05-20T23:07:19.56 3.0 undecidable manual Pg 7.78 0
IV.MMO1.EHZ. 2023-05-20T23:07:09.43 3.0 undecidable manual Pg 6.67 0
IV.CSP1.EHZ. 2023-05-20T23:07:06.08 3.0 positive manual Pn 0.48 0
IV.NOCI.HHZ. 2023-05-20T23:07:01.63 3.0 undecidable manual S 2.09 0
IV.FIAM.HHZ. 2023-05-20T23:06:59.50 3.0 positive manual Pn 1.51 0
IV.TERO.HHZ. 2023-05-20T23:06:59.39 3.0 undecidable manual Pn 1.35 0
OT.OT14.EHZ. 2023-05-20T23:06:59.62 3.0 undecidable manual S -0.08 0
IV.GIGS.HHZ. 2023-05-20T23:06:58.16 3.0 negative manual Pn 1.72 0
IV.SGRT.HHZ. 2023-05-20T23:06:54.56 3.0 undecidable manual S -0.99 0
OT.OT14.EHZ. 2023-05-20T23:06:42.84 3.0 negative manual P 0.77 0
IV.APRC.HHZ. 2023-05-20T23:06:39.15 3.0 negative manual P -0.35 0
OT.OT05.EHZ. 2023-05-20T23:06:37.68 3.0 negative manual P -0.05 0
IV.AMUR.HHZ. 2023-05-20T23:06:36.41 3.0 negative manual P -0.06 0
IV.MIGL.HHZ. 2023-05-20T23:06:34.04 3.0 positive manual P -0.11 0
IV.ACER.HHZ. 2023-05-20T23:06:33.22 0.1 undecidable manual S 81 38.9277 97 0.15 92
IV.SLCN.HHZ. 2023-05-20T23:06:33.84 0.3 undecidable manual S 162 39.9267 97 0.44 65
IV.MGR.HHZ. 2023-05-20T23:06:31.19 3.0 positive manual P -0.71 0
IV.PTRP.HHZ. 2023-05-20T23:06:30.56 3.0 negative manual P 1 0
IV.SNAL.HHZ. 2023-05-20T23:06:30.59 0.3 undecidable manual S 313 31.5462 99 0.04 72
IV.MCEL.HHZ. 2023-05-20T23:06:30.33 3.0 negative manual P 0.84 0
IV.CDRU.HHZ. 2023-05-20T23:06:29.54 0.3 undecidable manual S 210 30.8469 99 -0.76 59
IV.VULT.HHZ. 2023-05-20T23:06:29.16 0.3 undecidable manual S 24 27.0507 100 0.15 71
IV.CMPR.HHZ. 2023-05-20T23:06:28.39 3.0 undecidable manual P -0.64 0
IV.SGO.HHZ. 2023-05-20T23:06:28.62 0.3 undecidable manual S 218 24.1536 102 0.59 64
IV.SGTA.HHZ. 2023-05-20T23:06:28.39 3.0 positive manual P 0.16 0
IV.SLCN.HHZ. 2023-05-20T23:06:27.48 0.1 undecidable manual P 162 39.9267 97 -0.03 94
IV.CAFE.HHZ. 2023-05-20T23:06:27.27 3.0 positive manual P 0.09 0
IX.CLT3.EHZ.02 2023-05-20T23:06:27.55 0.3 undecidable manual S 340 20.1687 104 0.89 57
IV.PALZ.HHZ. 2023-05-20T23:06:27.11 3.0 positive manual P -1.02 0
IV.ACER.HHZ. 2023-05-20T23:06:26.77 0.1 undecidable manual P 81 38.9277 97 -0.54 84
IV.PZUN.HNZ. 2023-05-20T23:06:25.65 0.1 undecidable manual P 109 28.749 100 0.36 90
IV.CDRU.HHZ. 2023-05-20T23:06:25.51 0.1 undecidable manual P 210 30.8469 99 -0.21 92
IV.SNAL.HHZ. 2023-05-20T23:06:25.36 0.1 undecidable manual P 313 31.5462 99 -0.5 87
IX.SRN3.HHZ.02 2023-05-20T23:06:25.88 3.0 positive manual P 0.41 0
IV.SGO.HHZ. 2023-05-20T23:06:24.60 0.1 undecidable manual P 218 24.1536 102 0.2 94
IV.VULT.HHZ. 2023-05-20T23:06:24.59 0.1 undecidable manual P 24 27.0507 100 -0.38 90
IX.SNR3.EHZ.02 2023-05-20T23:06:24.67 3.0 undecidable manual P -0.34 0
IX.CLT3.EHZ.02 2023-05-20T23:06:23.79 0.1 undecidable manual P 340 20.1687 104 0.18 95
IX.COL3.HHZ.02 2023-05-20T23:06:22.47 0.1 undecidable manual P 249 13.9749 110 0.05 98
IX.SCL3.EHZ.02 2023-05-20T23:06:21.32 3.0 positive manual P -0.22 0
IV.MRLC.HHZ. 2023-05-20T23:06:21.36 0.1 undecidable manual S 7 2.6973 151 -0.06 100
IV.MRLC.HHZ. 2023-05-20T23:06:20.37 0.1 undecidable manual P 7 2.6973 151 -0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SNR3.EHE.02 ML:2.2 0.001127 0.54 AML other m 2023-05-20T23:06:30.05
IX.SNR3.HNE.01 ML:2.3 0.0012575000000000002 0.54 AML other m 2023-05-20T23:06:30.05
IX.SNR3.EHN.02 ML:2.4 0.00177 0.54 AML other m 2023-05-20T23:06:30.33
IX.SNR3.HNN.01 ML:2.5 0.0019 0.54 AML other m 2023-05-20T23:06:30.33
IV.CDRU.HHN. ML:1.9 0.000367 0.28 AML other m 2023-05-20T23:06:31.48
IV.CDRU.HNN. ML:1.9 0.000376 0.26 AML other m 2023-05-20T23:06:31.62
IX.CLT3.HNE.01 ML:2.4 0.0019649999999999997 0.3 AML other m 2023-05-20T23:06:31.76
IX.CLT3.EHE.02 ML:2.4 0.0019450000000000001 0.32 AML other m 2023-05-20T23:06:31.76
IX.SRN3.HHE.02 ML:2.1 0.0007905 0.28 AML other m 2023-05-20T23:06:32.31
IV.SGO.HHN. ML:1.9 0.000486 1.08 AML other m 2023-05-20T23:06:32.39
IX.CLT3.EHN.02 ML:2.5 0.002645 0.32 AML other m 2023-05-20T23:06:32.30
IX.CLT3.HNN.01 ML:2.5 0.002485 0.34 AML other m 2023-05-20T23:06:32.30
IV.SGO.HHE. ML:1.8 0.00045850000000000003 0.84 AML other m 2023-05-20T23:06:32.36
IX.SRN3.HNE.01 ML:2.1 0.0007965 0.6 AML other m 2023-05-20T23:06:33.50
IV.ACER.HNN. ML:2.1 0.000512 0.6 AML other m 2023-05-20T23:06:33.57
IV.ACER.HHN. ML:2.1 0.0005365 0.62 AML other m 2023-05-20T23:06:33.57
IV.VULT.HHE. ML:2.2 0.0009229999999999999 0.68 AML other m 2023-05-20T23:06:34.05
IV.VULT.HNE. ML:2.2 0.0009 0.68 AML other m 2023-05-20T23:06:34.06
IV.CDRU.HHE. ML:2.0 0.0004755 0.2 AML other m 2023-05-20T23:06:35.20
IV.CDRU.HNE. ML:2.0 0.000438 0.18 AML other m 2023-05-20T23:06:35.11
IX.SRN3.HHN.02 ML:2.2 0.000876 0.78 AML other m 2023-05-20T23:06:35.29
IX.SRN3.HNN.01 ML:2.2 0.0008300000000000001 0.78 AML other m 2023-05-20T23:06:35.68
IV.CAFE.HHN. ML:1.9 0.00028149999999999996 0.36 AML other m 2023-05-20T23:06:35.57
IV.VULT.HHN. ML:2.5 0.0016749999999999998 1.08 AML other m 2023-05-20T23:06:36.02
IV.VULT.HNN. ML:2.5 0.00171 1.06 AML other m 2023-05-20T23:06:36.03
IV.CAFE.HNN. ML:1.9 0.0002655 0.52 AML other m 2023-05-20T23:06:36.57
IV.ACER.HNE. ML:2.1 0.00044050000000000003 0.3 AML other m 2023-05-20T23:06:36.95
IV.SGTA.HHE. ML:1.8 0.00020500000000000002 0.4 AML other m 2023-05-20T23:06:37.35
IV.SLCN.HNN. ML:2.1 0.0004335 1.16 AML other m 2023-05-20T23:06:37.00
IV.ACER.HHE. ML:2.1 0.00045699999999999994 0.74 AML other m 2023-05-20T23:06:37.95
IV.CAFE.HHE. ML:2.2 0.0005965 1.26 AML other m 2023-05-20T23:06:37.80
IV.CAFE.HNE. ML:2.2 0.0005795 1.26 AML other m 2023-05-20T23:06:37.80
IV.CMPR.HHN. ML:1.6 0.000122 1.56 AML other m 2023-05-20T23:06:38.85
IV.SNAL.HNE. ML:1.9 0.0003655 0.64 AML other m 2023-05-20T23:06:38.26
IV.SNAL.HHE. ML:1.9 0.00039200000000000004 0.64 AML other m 2023-05-20T23:06:38.26
IV.SGTA.HHN. ML:1.7 0.000162 0.42 AML other m 2023-05-20T23:06:40.27
IV.SNAL.HHN. ML:2.0 0.0004415 0.72 AML other m 2023-05-20T23:06:40.58
IV.CMPR.HHE. ML:1.8 0.0001975 0.42 AML other m 2023-05-20T23:06:41.28
IV.SNAL.HNN. ML:2.0 0.000426 0.44 AML other m 2023-05-20T23:06:41.94
IV.MCEL.HNE. ML:2.1 0.0002965 1.06 AML other m 2023-05-20T23:06:43.83
IV.SLCN.HHE. ML:2.2 0.000575 0.36 AML other m 2023-05-20T23:06:43.45
IV.SLCN.HNE. ML:2.2 0.000528 0.36 AML other m 2023-05-20T23:06:43.45
IV.MGR.HHE. ML:1.8 0.000105 1.4 AML other m 2023-05-20T23:06:43.88
IV.MGR.HHN. ML:1.7 0.00009445 0.54 AML other m 2023-05-20T23:06:44.89
IV.PTRP.HHE. ML:1.7 0.00011999999999999999 0.42 AML other m 2023-05-20T23:06:45.38
IV.SLCN.HHN. ML:2.0 0.00039400000000000004 0.44 AML other m 2023-05-20T23:06:46.36
IV.MCEL.HHN. ML:1.7 0.000131 0.5 AML other m 2023-05-20T23:06:47.67
IV.MCEL.HHE. ML:1.8 0.0001545 1.28 AML other m 2023-05-20T23:06:47.28
IV.PALZ.HHN. ML:1.9 0.00022799999999999999 1.58 AML other m 2023-05-20T23:06:48.09
IV.MCEL.HNN. ML:2.0 0.0002765 0.8 AML other m 2023-05-20T23:06:48.31
IV.PALZ.HHE. ML:2.0 0.00027800000000000004 1.3 AML other m 2023-05-20T23:06:50.15
IV.PTRP.HHN. ML:1.7 0.0001315 0.58 AML other m 2023-05-20T23:06:51.02
IV.AMUR.HHN. ML:1.7 0.0000539 1.46 AML other m 2023-05-20T23:06:54.75
IV.AMUR.HHE. ML:1.8 0.0000605 1.04 AML other m 2023-05-20T23:06:58.30
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
Waveforms Seismic signals in miniseed + resp format Download