Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-08-2023 and time 08:05:40 (UTC) in region 7 km E Calitri (AV)

A magnitude ML 2.0 earthquake occured in region: 7 km E Calitri (AV), on

  • 28-08-2023 08:05:40 (UTC)
  • 28-08-2023 10:05:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9250, 15.5150 at 15 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
Calitri AV 7 4666 4666
Aquilonia AV 8 1739 6405
Monteverde AV 9 784 7189
Rapone PZ 9 990 8179
Ruvo del Monte PZ 9 1083 9262
San Fele PZ 12 3004 12266
Cairano AV 13 326 12592
Atella PZ 13 3827 16419
Rionero in Vulture PZ 13 13230 29649
Barile PZ 14 2785 32434
Pescopagano PZ 14 1910 34344
Melfi PZ 14 17767 52111
Rapolla PZ 15 4432 56543
Sant'Andrea di Conza AV 15 1539 58082
Bisaccia AV 15 3831 61913
Lacedonia AV 16 2340 64253
Andretta AV 16 1927 66180
Conza della Campania AV 17 1373 67553
Castelgrande PZ 17 943 68496
Ripacandida PZ 18 1744 70240
Bella PZ 19 5171 75411
Ginestra PZ 19 747 76158
Muro Lucano PZ 19 5497 81655
Castelnuovo di Conza SA 20 619 82274

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NW of Potenza (67122 inhabitants)
50 Km SW of Cerignola (58396 inhabitants)
57 Km NE of Battipaglia (50786 inhabitants)
60 Km S of Foggia (151991 inhabitants)
60 Km E of Avellino (54857 inhabitants)
66 Km E of Benevento (60091 inhabitants)
69 Km E of Salerno (135261 inhabitants)
72 Km E of Cava de' Tirreni (53659 inhabitants)
74 Km W of Andria (100440 inhabitants)
78 Km SW of Barletta (94814 inhabitants)
85 Km W of Trani (56217 inhabitants)
85 Km SW of Manfredonia (57279 inhabitants)
85 Km E of Scafati (50787 inhabitants)
85 Km S of San Severo (53905 inhabitants)
88 Km W of Altamura (70396 inhabitants)
90 Km W of Bisceglie (55422 inhabitants)
91 Km E of Castellammare di Stabia (66466 inhabitants)
96 Km W of Matera (60436 inhabitants)
96 Km E of Acerra (59573 inhabitants)
96 Km W of Molfetta (59874 inhabitants)
98 Km E of Torre del Greco (86275 inhabitants)
98 Km E of Portici (55274 inhabitants)
99 Km E of Ercolano (53709 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 2023-08-28
08:05:40		 40.9252 15.5147 15 2023-08-28
08:27:51		 Sala Sismica INGV-Roma 120541261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-28 08:05:40 ± 0.09
Latitude 40.9252 ± 0.0045
Longitude 15.5147 ± 0.0071
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120541261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 670
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.84626
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 22
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 120541261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-28 08:27:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATFO.HHZ. 2023-08-28T08:07:18.71 3.0 undecidable manual Sg 8.59 0
IV.FNVD.HHZ. 2023-08-28T08:07:01.37 3.0 undecidable manual Pg 12.66 0
IV.MNTP.HNZ. 2023-08-28T08:06:55.19 3.0 undecidable manual Sn -0.37 0
IV.AGLI.HHZ. 2023-08-28T08:06:54.91 3.0 undecidable manual Pn 2.91 0
IV.NARO.HHZ. 2023-08-28T08:06:42.88 3.0 undecidable manual Pg 9.72 0
IV.ECTS.HHZ. 2023-08-28T08:06:37.99 3.0 undecidable manual Pg 9.83 0
7C.SPAOL.HNZ. 2023-08-28T08:06:34.59 3.0 negative manual Pn 1.84 0
IV.SELL.HHZ. 2023-08-28T08:06:16.33 3.0 undecidable manual Pn 1.12 0
IV.SERS.HHZ. 2023-08-28T08:06:14.99 3.0 undecidable manual Pn 0.18 0
IV.VENT.EHZ. 2023-08-28T08:06:12.86 3.0 negative manual Pg 4.91 0
IV.APRC.HHZ. 2023-08-28T08:06:09.13 3.0 undecidable manual S 0.3 0
IV.MSAG.HHZ. 2023-08-28T08:06:08.30 0.3 undecidable manual S 21 93.24 93 0.31 63
IV.SGRT.HHZ. 2023-08-28T08:06:08.78 0.3 undecidable manual S 12 93.9393 93 0.61 58
IV.AMUR.HHZ. 2023-08-28T08:06:08.65 3.0 undecidable manual S -0.4 0
OT.OT04.EHE. 2023-08-28T08:06:07.58 0.6 undecidable manual S 4 88.3449 93 0.92 35
OT.OT03.EHE. 2023-08-28T08:06:07.03 0.6 undecidable manual S 7 88.0452 93 0.44 42
OT.OT12.EHN. 2023-08-28T08:06:05.70 0.3 undecidable manual S 23 84.9483 93 -0.07 68
OT.OT07.EHE. 2023-08-28T08:06:04.83 0.6 undecidable manual S 12 79.0653 93 0.62 40
OT.OT05.EHZ. 2023-08-28T08:06:04.84 0.3 undecidable manual S 5 81.7515 93 -0.08 68
IV.MRVN.HHZ. 2023-08-28T08:05:58.57 0.3 undecidable manual S 75 58.9965 95 -0.28 69
IV.AMUR.HHZ. 2023-08-28T08:05:57.17 3.0 positive manual P 0.75 0
IV.CDRU.HHZ. 2023-08-28T08:05:57.68 0.3 undecidable manual S 200 51.4152 96 0.83 58
IV.MSAG.HHZ. 2023-08-28T08:05:56.20 0.1 undecidable manual P 21 93.24 93 -0.22 86
IV.SGRT.HHZ. 2023-08-28T08:05:56.58 0.1 undecidable manual P 12 93.9393 93 0.06 89
IV.APRC.HHZ. 2023-08-28T08:05:56.94 3.0 negative manual P 0.64 0
OT.OT12.EHN. 2023-08-28T08:05:55.37 0.1 undecidable manual P 23 84.9483 93 0.23 87
OT.OT04.EHE. 2023-08-28T08:05:55.86 0.1 undecidable manual P 4 88.3449 93 0.21 87
IV.OT06.EHZ. 2023-08-28T08:05:55.19 3.0 undecidable manual P 0
OT.OT03.EHE. 2023-08-28T08:05:55.80 0.1 undecidable manual P 7 88.0452 93 0.19 87
OT.OT05.EHZ. 2023-08-28T08:05:54.58 0.1 undecidable manual P 5 81.7515 93 -0.06 91
OT.OT07.EHE. 2023-08-28T08:05:54.06 0.1 undecidable manual P 12 79.0653 93 -0.17 90
IV.PALZ.HHZ. 2023-08-28T08:05:53.79 0.3 undecidable manual S 87 37.4292 99 0.66 62
IV.MCRV.HHZ. 2023-08-28T08:05:52.01 0.6 undecidable manual S 242 33.0447 101 0.02 50
IV.CAFE.HHZ. 2023-08-28T08:05:50.40 0.6 undecidable manual S 296 25.9518 106 0.26 49
IV.SNAL.HHZ. 2023-08-28T08:05:50.46 0.3 undecidable manual S 270 25.6521 106 0.41 71
IV.MRVN.HHZ. 2023-08-28T08:05:50.64 0.3 positive manual P 75 58.9965 95 -0.5 66
IX.SRN3.HHZ.02 2023-08-28T08:05:49.34 0.1 undecidable manual P 186 48.9177 96 -0.26 93
IV.MRLC.HNZ. 2023-08-28T08:05:49.12 0.6 undecidable manual S 187 18.87 115 0.76 42
IV.CDRU.HHZ. 2023-08-28T08:05:49.65 0.1 undecidable manual P 200 51.4152 96 -0.33 91
IV.ACER.HHZ. 2023-08-28T08:05:47.84 3.0 undecidable manual P -0.05 0
IV.PALZ.HHZ. 2023-08-28T08:05:47.17 0.1 undecidable manual P 87 37.4292 99 -0.67 86
IX.SNR3.EHZ.02 2023-08-28T08:05:47.23 0.1 undecidable manual P 232 34.2435 100 -0.12 98
IV.MCRV.HHZ. 2023-08-28T08:05:46.71 0.3 undecidable manual P 242 33.0447 101 -0.47 68
IX.SALI.HNZ.01 2023-08-28T08:05:46.14 0.1 undecidable manual P 271 28.0497 104 -0.28 95
IV.SNAL.HHZ. 2023-08-28T08:05:45.75 0.1 positive manual P 270 25.6521 106 -0.31 95
IV.VULT.HHZ. 2023-08-28T08:05:45.50 0.3 undecidable manual S 69 9.0798 141 -0.81 62
IV.CAFE.HHZ. 2023-08-28T08:05:45.76 0.1 undecidable manual P 296 25.9518 106 -0.35 94
IX.CLT3.EHZ.02 2023-08-28T08:05:45.99 0.3 undecidable manual S 255 9.5793 140 -0.39 71
IV.MRLC.HNZ. 2023-08-28T08:05:45.25 0.1 undecidable manual P 187 18.87 115 0.17 100
IV.SGTA.HHZ. 2023-08-28T08:05:45.73 0.1 undecidable manual P 332 26.4513 105 -0.45 92
IX.RDM3.HNZ.02 2023-08-28T08:05:44.17 0.1 undecidable manual P 162 5.7942 154 0.55 94
IX.SFL3.HNZ. 2023-08-28T08:05:44.95 0.1 undecidable manual P 161 16.0728 121 0.25 99
IX.CLT3.EHZ.02 2023-08-28T08:05:44.48 0.1 undecidable manual P 255 9.5793 140 0.54 95
IV.VULT.HHZ. 2023-08-28T08:05:43.55 0.1 undecidable manual P 69 9.0798 141 -0.35 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.CLT3.HNE.01 ML:2.7 0.0045175219999999995 0.2112 AML other m 2023-08-28T08:05:46.42
IX.CLT3.EHE.02 ML:2.6 0.004277372 0.2112 AML other m 2023-08-28T08:05:46.42
IV.VULT.HHE. ML:2.2 0.0015789165 0.1408 AML other m 2023-08-28T08:05:47.59
IV.VULT.HHN. ML:2.2 0.001479461 0.2176 AML other m 2023-08-28T08:05:47.78
IX.CLT3.EHN.02 ML:2.6 0.0042345745 0.384 AML other m 2023-08-28T08:05:48.68
IX.CLT3.HNN.01 ML:2.6 0.0040750000000000005 0.4 AML other m 2023-08-28T08:05:48.68
IV.SNAL.HHN. ML:1.6 0.00020658119 0.1792 AML other m 2023-08-28T08:05:51.24
IV.CAFE.HHE. ML:2.0 0.0005380000000000001 0.2 AML other m 2023-08-28T08:05:50.97
IV.CAFE.HNE. ML:2.0 0.0005185 0.22 AML other m 2023-08-28T08:05:50.98
IV.CAFE.HNN. ML:1.6 0.00022942525 0.3072 AML other m 2023-08-28T08:05:50.44
IV.CAFE.HHN. ML:1.7 0.0002645444 0.32 AML other m 2023-08-28T08:05:50.44
IV.MCRV.HHE. ML:1.7 0.00022600000000000002 0.22 AML other m 2023-08-28T08:05:52.68
IX.SNR3.EHN.02 ML:1.9 0.000328 0.16 AML other m 2023-08-28T08:05:53.71
IV.SNAL.HHE. ML:1.6 0.00022117924999999998 0.3392 AML other m 2023-08-28T08:05:53.41
IV.MCRV.HHN. ML:1.9 0.000308 0.18 AML other m 2023-08-28T08:05:54.39
IX.SNR3.EHE.02 ML:1.6 0.00014280005000000002 0.1792 AML other m 2023-08-28T08:05:53.83
IV.MRVN.HHE. ML:1.8 0.000113 0.18 AML other m 2023-08-28T08:05:59.27
IV.MRVN.HHN. ML:1.7 0.00009300029 0.1408 AML other m 2023-08-28T08:06:01.13
IV.CDRU.HHN. ML:1.4 0.000055499999999999994 0.2 AML other m 2023-08-28T08:06:05.99
IV.SGRT.HHN. ML:2.1 0.00014311045 0.4608 AML other m 2023-08-28T08:06:12.65
IV.MSAG.HNN. ML:2.9 0.0008220340499999999 0.48 AML other m 2023-08-28T08:06:11.38
IV.SGRT.HHE. ML:2.2 0.00016292373999999998 0.1984 AML other m 2023-08-28T08:06:11.92
IV.MSAG.HHN. ML:2.5 0.0003458707 0.2624 AML other m 2023-08-28T08:06:12.58
IV.MSAG.HHE. ML:2.1 0.0001302167 0.2624 AML other m 2023-08-28T08:06:14.68
IV.MSAG.HNE. ML:2.6 0.000412628 0.48 AML other m 2023-08-28T08:06:13.45
IV.VULT.HNE. ML:2.2 0.0017345705000000003 0.1216 AML other m 2023-08-28T08:05:47.60
IX.SNR3.HNN.01 ML:1.9 0.0003416465 0.1792 AML other m 2023-08-28T08:05:53.80
IX.SNR3.HNE.01 ML:1.7 0.00020997125 0.2048 AML other m 2023-08-28T08:05:53.83
OT.OT05.EHN. ML:1.9 0.00010160318 0.3392 AML other m 2023-08-28T08:06:06.32
IV.SGRT.HNN. ML:2.1 0.00013500148 0.4416 AML other m 2023-08-28T08:06:12.66
IV.SGRT.HNE. ML:2.2 0.0001544491 0.2176 AML other m 2023-08-28T08:06:11.93
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