Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 28-06-2023 and time 13:59:05 (Italy) in region 2 km E Santomenna (SA)

A magnitude ML 2.1 earthquake occured in region: 2 km E Santomenna (SA), on

  • 28-06-2023 11:59:05 (UTC)
  • 28-06-2023 13:59:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8040, 15.3390 at 11 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
Santomenna SA 2 443 443
Castelnuovo di Conza SA 2 619 1062
Laviano SA 3 1438 2500
Sant'Andrea di Conza AV 5 1539 4039
Conza della Campania AV 6 1373 5412
Pescopagano PZ 6 1910 7322
Castelgrande PZ 8 943 8265
Teora AV 9 1537 9802
Valva SA 9 1643 11445
Caposele AV 10 3483 14928
Colliano SA 10 3638 18566
Calabritto AV 10 2391 20957
Cairano AV 11 326 21283
Senerchia AV 13 842 22125
Muro Lucano PZ 14 5497 27622
Calitri AV 14 4666 32288
Rapone PZ 14 990 33278
Andretta AV 14 1927 35205
Lioni AV 15 6201 41406
Oliveto Citra SA 15 3802 45208
Morra De Sanctis AV 16 1297 46505
Palomonte SA 16 3985 50490
San Fele PZ 17 3004 53494
San Gregorio Magno SA 17 4286 57780
Bella PZ 18 5171 62951
Ruvo del Monte PZ 18 1083 64034
Contursi Terme SA 19 3394 67428
Buccino SA 19 5047 72475
Ricigliano SA 19 1144 73619
Sant'Angelo dei Lombardi AV 19 4250 77869

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NE of Battipaglia (50786 inhabitants)
43 Km W of Potenza (67122 inhabitants)
47 Km E of Avellino (54857 inhabitants)
51 Km E of Salerno (135261 inhabitants)
54 Km E of Cava de' Tirreni (53659 inhabitants)
59 Km SE of Benevento (60091 inhabitants)
69 Km E of Scafati (50787 inhabitants)
70 Km SW of Cerignola (58396 inhabitants)
73 Km E of Castellammare di Stabia (66466 inhabitants)
75 Km S of Foggia (151991 inhabitants)
82 Km E of Torre del Greco (86275 inhabitants)
83 Km E of Portici (55274 inhabitants)
83 Km E of Acerra (59573 inhabitants)
84 Km E of Ercolano (53709 inhabitants)
88 Km E of Afragola (65057 inhabitants)
89 Km E of Casoria (77642 inhabitants)
90 Km E of Caserta (76326 inhabitants)
92 Km E of Napoli (974074 inhabitants)
93 Km SW of Andria (100440 inhabitants)
97 Km E of Giugliano in Campania (122974 inhabitants)
97 Km E of Aversa (53047 inhabitants)
97 Km E of Marano di Napoli (59874 inhabitants)
98 Km SW of Barletta (94814 inhabitants)
98 Km S of San Severo (53905 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 2.1 2023-06-28
11:59:05		 40.8042 15.3387 11 2023-06-28
12:20:52		 Sala Sismica INGV-Roma 118782111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-28 11:59:05 ± 0.08
Latitude 40.8042 ± 0.0054
Longitude 15.3387 ± 0.0071
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118782111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 640
Semi-minor axis of confidence ellipse (meter) 630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 331
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) 55
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25811
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 118782111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-28 12:20:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CUC.HHZ. 2023-06-28T11:59:24.96 3.0 negative manual P 1.99 0
IV.SGRT.HHZ. 2023-06-28T11:59:24.85 3.0 negative manual P -0.47 0
OT.OT05.EHZ. 2023-06-28T11:59:23.00 3.0 negative manual P -0.08 0
IV.ACER.HHZ. 2023-06-28T11:59:23.15 3.0 undecidable manual S 0.23 0
IT.GLNS.HNZ. 2023-06-28T11:59:23.77 3.0 undecidable manual P -3.78 0
IV.MRVN.HHZ. 2023-06-28T11:59:19.17 3.0 negative manual P -0.57 0
IV.SIRI.HHZ. 2023-06-28T11:59:19.42 3.0 positive manual P -0.85 0
IV.PTRP.HHZ. 2023-06-28T11:59:18.11 3.0 positive manual P 0.01 0
IV.MCEL.HHZ. 2023-06-28T11:59:17.34 3.0 positive manual P -0.24 0
IV.MTSN.HHZ. 2023-06-28T11:59:17.85 3.0 positive manual P -0.23 0
IV.PALZ.HHZ. 2023-06-28T11:59:16.49 3.0 positive manual P 0.59 0
IV.SLCN.HHZ. 2023-06-28T11:59:15.25 3.0 positive manual P 0 0
IV.ACER.HHZ. 2023-06-28T11:59:14.62 3.0 positive manual P -0.62 0
IV.CMPR.HHZ. 2023-06-28T11:59:14.81 3.0 negative manual P -0.66 0
IV.SGTA.HHZ. 2023-06-28T11:59:13.93 3.0 positive manual P 0.97 0
IV.MTMR.EHZ. 2023-06-28T11:59:12.11 3.0 positive manual P 0.31 0
IV.CDRU.HHZ. 2023-06-28T11:59:11.92 3.0 negative manual P -0.38 0
IX.COL3.HHZ.02 2023-06-28T11:59:11.29 0.3 undecidable manual S 183 12.9759 99 0.34 71
IV.VULT.HHZ. 2023-06-28T11:59:11.53 0.3 undecidable manual P 54 28.6491 90 0.67 62
IV.MCRV.HHZ. 2023-06-28T11:59:11.49 0.6 undecidable manual S 261 14.4744 90 0.14 50
IV.SGO.HHZ. 2023-06-28T11:59:11.18 3.0 negative manual P 0.29 0
IV.CAFE.HHZ. 2023-06-28T11:59:10.74 0.1 undecidable manual P 341 26.2515 90 0.25 95
IX.CSG3.HNZ.01 2023-06-28T11:59:10.26 0.3 undecidable manual S 81 10.5783 116 -0.08 76
IV.SNAL.HHZ. 2023-06-28T11:59:09.06 0.1 undecidable manual P 321 17.2716 90 -0.05 100
IX.LIO3.HHE.02 2023-06-28T11:59:09.18 0.1 undecidable manual P 308 16.7721 90 0.15 98
IX.NSC3.EHZ.02 2023-06-28T11:59:09.10 0.3 undecidable manual P 285 18.7701 90 -0.23 72
IX.RSF3.HNN.02 2023-06-28T11:59:09.49 0.1 undecidable manual P 323 22.3554 90 -0.41 92
IX.COL3.HHZ.02 2023-06-28T11:59:08.62 0.1 undecidable manual P 183 12.9759 99 0.18 98
IV.MCRV.HHZ. 2023-06-28T11:59:08.55 0.1 undecidable manual P 261 14.4744 90 -0.13 99
IX.SNR3.EHZ.02 2023-06-28T11:59:08.96 0.3 undecidable manual P 238 14.3745 91 0.3 72
IV.MRLC.HHE. 2023-06-28T11:59:08.43 0.3 undecidable manual P 113 13.6752 92 -0.12 75
IX.CLT3.HNZ.02 2023-06-28T11:59:08.08 0.3 undecidable manual P 27 12.2766 105 -0.26 73
IX.AND3.HHZ.02 2023-06-28T11:59:08.88 0.3 undecidable manual P 358 13.9749 91 0.29 72
IX.CSG3.HNZ.01 2023-06-28T11:59:07.62 0.1 undecidable manual P 81 10.5783 116 -0.47 93
IX.VDS3.HNE.01 2023-06-28T11:59:07.84 0.1 undecidable manual P 133 10.1787 118 -0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.CLT3.EHN.02 ML:2.7 0.005359999999999999 0.58 AML other m 2023-06-28T11:59:10.30
IX.CLT3.HNN.01 ML:2.7 0.005365 0.26 AML other m 2023-06-28T11:59:10.31
IX.COL3.HNE.01 ML:2.7 0.005155 0.38 AML other m 2023-06-28T11:59:11.67
IV.MCRV.HHE. ML:2.7 0.004465 0.5 AML other m 2023-06-28T11:59:12.46
IX.COL3.HHE.02 ML:2.7 0.00545 1.16 AML other m 2023-06-28T11:59:12.03
IV.MCRV.HHN. ML:2.6 0.0035700000000000003 1.46 AML other m 2023-06-28T11:59:13.94
IX.SNR3.HNE.01 ML:2.5 0.00273 0.32 AML other m 2023-06-28T11:59:13.48
IX.SNR3.EHE.02 ML:2.4 0.002505 0.32 AML other m 2023-06-28T11:59:13.48
IX.CLT3.EHE.02 ML:2.9 0.008105000000000001 0.24 AML other m 2023-06-28T11:59:14.04
IX.CLT3.HNE.01 ML:2.9 0.008555 0.26 AML other m 2023-06-28T11:59:14.04
IX.COL3.HNN.01 ML:2.5 0.0034649999999999998 0.42 AML other m 2023-06-28T11:59:14.90
IX.SNR3.EHN.02 ML:2.6 0.00409 1.3 AML other m 2023-06-28T11:59:15.76
IX.SNR3.HNN.01 ML:2.7 0.00433 1.3 AML other m 2023-06-28T11:59:15.76
IX.NSC3.HNE.01 ML:2.1 0.000991 0.58 AML other m 2023-06-28T11:59:15.30
IX.NSC3.EHE.02 ML:2.1 0.0010184999999999999 0.58 AML other m 2023-06-28T11:59:15.30
IX.NSC3.EHN.02 ML:2.0 0.0008560000000000001 0.6 AML other m 2023-06-28T11:59:15.52
IX.NSC3.HNN.01 ML:2.1 0.0009425000000000001 0.6 AML other m 2023-06-28T11:59:15.52
IX.COL3.HHN.02 ML:2.5 0.0033799999999999998 0.72 AML other m 2023-06-28T11:59:16.42
IV.SNAL.HHN. ML:2.3 0.0017 0.74 AML other m 2023-06-28T11:59:17.55
IV.SGO.HHE. ML:1.9 0.00041000000000000005 1.3 AML other m 2023-06-28T11:59:18.69
IV.SGO.HHN. ML:2.0 0.0005389999999999999 0.76 AML other m 2023-06-28T11:59:18.57
IV.SNAL.HHE. ML:2.2 0.001345 1.36 AML other m 2023-06-28T11:59:18.90
IV.SNAL.HNE. ML:2.2 0.001315 1.36 AML other m 2023-06-28T11:59:18.91
IV.SNAL.HNN. ML:2.3 0.0016150000000000001 0.48 AML other m 2023-06-28T11:59:18.56
IV.CAFE.HHN. ML:1.8 0.0003835 1.38 AML other m 2023-06-28T11:59:19.01
IV.CAFE.HNN. ML:1.8 0.0003675 1.36 AML other m 2023-06-28T11:59:19.02
IV.CDRU.HHN. ML:1.9 0.00033350000000000003 0.2 AML other m 2023-06-28T11:59:19.09
IV.CDRU.HHE. ML:2.0 0.000383 0.22 AML other m 2023-06-28T11:59:19.84
IV.CAFE.HHE. ML:2.0 0.000516 0.74 AML other m 2023-06-28T11:59:20.56
IV.CAFE.HNE. ML:2.0 0.0004915000000000001 0.76 AML other m 2023-06-28T11:59:20.57
IV.SGTA.HHN. ML:1.6 0.000141 0.6 AML other m 2023-06-28T11:59:21.03
IV.SGTA.HHE. ML:1.8 0.00021050000000000002 0.62 AML other m 2023-06-28T11:59:23.46
IV.VULT.HHN. ML:2.1 0.0006805 0.48 AML other m 2023-06-28T11:59:26.16
IV.VULT.HNN. ML:2.1 0.0006360000000000001 0.78 AML other m 2023-06-28T11:59:26.31
IV.CMPR.HHE. ML:1.8 0.000162 0.74 AML other m 2023-06-28T11:59:26.53
IV.VULT.HHE. ML:1.9 0.0004415 1.14 AML other m 2023-06-28T11:59:27.42
IV.VULT.HNE. ML:2.0 0.000481 0.84 AML other m 2023-06-28T11:59:27.42
IV.SLCN.HHN. ML:2.1 0.0003285 0.34 AML other m 2023-06-28T11:59:28.05
IV.PALZ.HHE. ML:1.8 0.000157 0.42 AML other m 2023-06-28T11:59:28.42
IV.SLCN.HHE. ML:2.1 0.0003155 0.96 AML other m 2023-06-28T11:59:28.92
IV.ACER.HHN. ML:2.0 0.000251 0.56 AML other m 2023-06-28T11:59:28.82
IV.MTSN.HHE. ML:1.9 0.0001325 0.72 AML other m 2023-06-28T11:59:30.21
IV.MCEL.HHN. ML:1.7 0.00008319999999999999 0.68 AML other m 2023-06-28T11:59:30.86
IV.MRVN.HHE. ML:1.9 0.00012385 1.58 AML other m 2023-06-28T11:59:31.17
IV.CMPR.HHN. ML:1.5 0.00008005 0.36 AML other m 2023-06-28T11:59:32.34
IV.MRVN.HHN. ML:1.9 0.0001149 0.6 AML other m 2023-06-28T11:59:32.31
IV.PTRP.HHE. ML:1.6 0.00006785 0.54 AML other m 2023-06-28T11:59:33.61
IV.PTRP.HHN. ML:1.7 0.0000808 1.12 AML other m 2023-06-28T11:59:33.92
IV.ACER.HHE. ML:2.0 0.000275 0.72 AML other m 2023-06-28T11:59:33.20
IV.SIRI.HHN. ML:2.0 0.00014450000000000002 0.18 AML other m 2023-06-28T11:59:33.65
IV.MCEL.HHE. ML:1.8 0.0001086 0.8 AML other m 2023-06-28T11:59:35.30
IV.MTSN.HHN. ML:1.9 0.00013800000000000002 0.3 AML other m 2023-06-28T11:59:36.05
IV.SIRI.HHE. ML:1.9 0.0001023 0.28 AML other m 2023-06-28T11:59:40.35
IV.PALZ.HHN. ML:1.9 0.00017999999999999998 1.28 AML other m 2023-06-28T11:59:41.19
IV.SGRT.HHE. ML:2.0 0.00009389999999999999 1.02 AML other m 2023-06-28T11:59:43.10
IV.SGRT.HHN. ML:2.0 0.0000799 1.32 AML other m 2023-06-28T11:59:43.12
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