Earthquake with magnitude of ML 1.1 on date 26-04-2023 and time 17:56:39 (Italy) in region 2 km E Caposele (AV)

A magnitude ML 1.1 earthquake occured in region: 2 km E Caposele (AV), on

  • 26-04-2023 15:56:39 (UTC)
  • 26-04-2023 17:56:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8140, 15.2550 at 16 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Caposele AV 2 3483 3483
Teora AV 4 1537 5020
Calabritto AV 4 2391 7411
Laviano SA 5 1438 8849
Santomenna SA 6 443 9292
Castelnuovo di Conza SA 6 619 9911
Valva SA 8 1643 11554
Conza della Campania AV 8 1373 12927
Senerchia AV 9 842 13769
Lioni AV 9 6201 19970
Colliano SA 10 3638 23608
Sant'Andrea di Conza AV 11 1539 25147
Pescopagano PZ 12 1910 27057
Morra De Sanctis AV 12 1297 28354
Cairano AV 14 326 28680
Oliveto Citra SA 14 3802 32482
Sant'Angelo dei Lombardi AV 14 4250 36732
Andretta AV 15 1927 38659
Castelgrande PZ 15 943 39602
Bagnoli Irpino AV 16 3217 42819
Guardia Lombardi AV 16 1718 44537
Nusco AV 17 4203 48740
Rocca San Felice AV 17 851 49591
Palomonte SA 17 3985 53576
Contursi Terme SA 18 3394 56970
Calitri AV 18 4666 61636
Acerno SA 18 2783 64419
Torella dei Lombardi AV 19 2144 66563

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Battipaglia (50786 inhabitants)
40 Km E of Avellino (54857 inhabitants)
44 Km E of Salerno (135261 inhabitants)
48 Km E of Cava de' Tirreni (53659 inhabitants)
50 Km W of Potenza (67122 inhabitants)
53 Km SE of Benevento (60091 inhabitants)
62 Km E of Scafati (50787 inhabitants)
67 Km E of Castellammare di Stabia (66466 inhabitants)
74 Km SW of Cerignola (58396 inhabitants)
75 Km E of Torre del Greco (86275 inhabitants)
76 Km E of Acerra (59573 inhabitants)
76 Km E of Portici (55274 inhabitants)
76 Km SW of Foggia (151991 inhabitants)
77 Km E of Ercolano (53709 inhabitants)
80 Km E of Afragola (65057 inhabitants)
82 Km E of Casoria (77642 inhabitants)
83 Km E of Caserta (76326 inhabitants)
85 Km E of Napoli (974074 inhabitants)
90 Km E of Giugliano in Campania (122974 inhabitants)
90 Km E of Aversa (53047 inhabitants)
90 Km E of Marano di Napoli (59874 inhabitants)
98 Km S of San Severo (53905 inhabitants)
98 Km E of Pozzuoli (81661 inhabitants)
99 Km W of Andria (100440 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
Bulletin
Rev1000
ML 1.1 2023-04-26
15:56:39
40.8138 15.2553 16 2024-03-01
17:18:10
Bollettino Sismico Italiano INGV 117741771
Reviewed
Rev100
ML 1.4 2023-04-26
15:56:39
40.8197 15.2675 14 2023-04-26
16:16:55
Sala Sismica INGV-Roma 116774351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-26 15:56:39 ± 0.2
Latitude 40.8138 ± 0.0063
Longitude 15.2553 ± 0.0143
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117741771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 968
Semi-minor axis of confidence ellipse (meter) 724
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 970.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.32645
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 116774351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-26 16:16:55

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 117741771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-26 11:58:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDRU.HHZ. 2023-04-26T15:56:52.57 0.3 undecidable manual S 173 36.2415 101 0.49 66
IX.RDM3.HHZ.02 2023-04-26T15:56:50.80 1.0 undecidable manual S 74 24.5532 109 1.74 12
IX.MNT3.EHN.02 2023-04-26T15:56:48.32 0.6 undecidable manual S 277 21.0678 114 0.13 48
IV.MRLC.HHZ. 2023-04-26T15:56:47.75 0.3 undecidable manual S 108 20.6682 114 -0.34 68
IV.CDRU.HHZ. 2023-04-26T15:56:47.18 0.3 undecidable manual P 173 36.2415 101 0.27 69
IX.SALI.HNE.01 2023-04-26T15:56:46.98 0.3 undecidable manual S 334 14.3745 127 0.34 70
IV.SNAL.HHZ. 2023-04-26T15:56:46.82 0.3 undecidable manual S 343 12.9759 131 0.46 68
IX.SNR3.EHZ.02 2023-04-26T15:56:46.79 0.3 undecidable manual S 211 10.1787 139 0.96 56
IX.COL3.HHZ.02 2023-04-26T15:56:46.59 0.3 undecidable manual S 156 15.3735 125 -0.29 70
IV.CAFE.HHN. 2023-04-26T15:56:45.06 0.3 undecidable manual P 356 23.754 110 0 74
IV.MCRV.HHZ. 2023-04-26T15:56:45.11 0.3 undecidable manual S 245 8.0808 147 -0.39 71
IX.LIO3.HHZ.02 2023-04-26T15:56:45.13 0.3 undecidable manual S 326 11.1777 136 -0.88 59
IX.RDM3.HHZ.02 2023-04-26T15:56:45.49 1.0 undecidable manual P 74 24.5532 109 0.32 23
IX.NSC3.EHE.02 2023-04-26T15:56:45.96 0.6 undecidable manual S 288 11.7771 134 -0.16 49
IV.MRLC.HHZ. 2023-04-26T15:56:44.31 0.1 undecidable manual P 108 20.6682 114 -0.3 92
IX.MNT3.EHN.02 2023-04-26T15:56:44.81 1.0 undecidable manual P 277 21.0678 114 0.14 24
IX.SNR3.EHZ.02 2023-04-26T15:56:43.61 0.3 undecidable manual P 211 10.1787 139 0.31 71
IX.LIO3.HHZ.02 2023-04-26T15:56:43.07 0.3 undecidable manual P 326 11.1777 136 -0.33 71
IX.COL3.HHZ.02 2023-04-26T15:56:43.83 0.1 undecidable manual P 156 15.3735 125 -0.08 98
IX.NSC3.EHE.02 2023-04-26T15:56:43.29 0.1 undecidable manual P 288 11.7771 134 -0.18 97
IV.MCRV.HHZ. 2023-04-26T15:56:43.04 0.1 undecidable manual P 245 8.0808 147 -0.07 100
IX.SALI.HNE.01 2023-04-26T15:56:43.75 0.1 undecidable manual P 334 14.3745 127 -0.02 100
IV.SNAL.HHZ. 2023-04-26T15:56:43.53 0.1 negative manual P 343 12.9759 131 -0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCRV.HHN. ML:1.7 0.000554 0.22 AML other m 2023-04-26T15:56:45.37
IV.MCRV.HHE. ML:1.6 0.000381 0.16 AML other m 2023-04-26T15:56:45.55
IX.COL3.HHN.02 ML:1.6 0.00027150000000000004 0.08 AML other m 2023-04-26T15:56:46.76
IX.COL3.HHE.02 ML:1.7 0.000345 0.12 AML other m 2023-04-26T15:56:46.90
IV.MRLC.HHN. ML:1.0 0.000059749999999999995 0.66 AML other m 2023-04-26T15:56:47.13
IX.SNR3.EHE.02 ML:1.1 0.0001185 0.92 AML other m 2023-04-26T15:56:48.08
IV.MRLC.HHE. ML:1.0 0.00006469999999999999 0.18 AML other m 2023-04-26T15:56:48.10
IX.SNR3.EHN.02 ML:1.3 0.000177 0.64 AML other m 2023-04-26T15:56:48.23
IV.SNAL.HHN. ML:1.0 0.00007436163299999999 0.4864 AML other m 2023-04-26T15:56:47.00
IV.SNAL.HNN. ML:1.0 0.00007501895 0.4864 AML other m 2023-04-26T15:56:46.00
IV.SNAL.HHE. ML:0.9 0.00006784508 1.8432 AML other m 2023-04-26T15:56:47.35
IV.CDRU.HHE. ML:0.6 0.000014082840000000001 0.1024 AML other m 2023-04-26T15:56:53.85
IV.CDRU.HHN. ML:0.4 0.000009205426499999999 0.1152 AML other m 2023-04-26T15:56:55.25
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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