Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 25-04-2023 and time 11:23:08 (UTC) in region Golfo di Salerno (Salerno)

A magnitude ML 2.5 earthquake occured in region: Golfo di Salerno (Salerno), on

  • 25-04-2023 11:23:08 (UTC)
  • 25-04-2023 13:23:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.4260, 14.4760 at 5 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km S of Castellammare di Stabia (66466 inhabitants)
36 Km S of Scafati (50787 inhabitants)
36 Km SW of Cava de' Tirreni (53659 inhabitants)
37 Km SW of Salerno (135261 inhabitants)
41 Km S of Torre del Greco (86275 inhabitants)
44 Km S of Ercolano (53709 inhabitants)
46 Km S of Portici (55274 inhabitants)
48 Km W of Battipaglia (50786 inhabitants)
50 Km SE of Napoli (974074 inhabitants)
56 Km S of Casoria (77642 inhabitants)
57 Km SE of Pozzuoli (81661 inhabitants)
57 Km S of Afragola (65057 inhabitants)
58 Km SE of Marano di Napoli (59874 inhabitants)
59 Km S of Acerra (59573 inhabitants)
61 Km SE of Giugliano in Campania (122974 inhabitants)
61 Km SW of Avellino (54857 inhabitants)
65 Km SE of Aversa (53047 inhabitants)
73 Km S of Caserta (76326 inhabitants)
83 Km SW of Benevento (60091 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 2.5 2023-04-25
11:23:08		 40.4257 14.4757 5 2024-03-01
17:18:19		 Bollettino Sismico Italiano INGV 124655361
Reviewed
Rev100 		ML 2.5 2023-04-25
11:23:08		 40.3777 14.3932 9 2023-04-25
11:49:59		 Sala Sismica INGV-Roma 116733651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-25 11:23:08 ± 0.28
Latitude 40.4257 ± 0.0117
Longitude 14.4757 ± 0.0165
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124655361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1502
Semi-minor axis of confidence ellipse (meter) 1053
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 30
Circular confidence region, given by single value of horizontal uncertainty (meter) 1500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.38131
Epicentral distance of station farthest from the epicenter (degree) 1.82472
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 64
Type of magnitude ML
Reference to an origin 116733651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-25 11:49:59

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 66
Type of magnitude ML
Reference to an origin 124655361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-30 11:29:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2023-04-25T11:23:41.71 0.6 undecidable manual P 128 202.5417 38 0.28 0
IV.AMUR.HHZ. 2023-04-25T11:23:39.30 0.3 undecidable manual P 73 186.8685 38 -0.19 0
IV.PIGN.HHZ. 2023-04-25T11:23:36.90 0.6 undecidable manual S 344 89.4438 50 0.54 25
IV.MRVN.HHZ. 2023-04-25T11:23:35.71 0.3 undecidable manual P 63 160.8168 50 0.09 0
IV.MELA.HHZ. 2023-04-25T11:23:34.76 0.3 undecidable manual P 21 152.1366 50 0.48 0
IX.SRN3.HHE.02 2023-04-25T11:23:34.80 0.6 undecidable manual S 85 83.1501 50 0.11 37
IV.GRIS.HNE. 2023-04-25T11:23:33.08 0.3 undecidable manual P 123 139.4604 50 0.75 0
IV.CDRU.HHZ. 2023-04-25T11:23:32.10 0.6 undecidable manual S 84 70.2741 50 0.84 43
IV.BSSO.HHZ. 2023-04-25T11:23:31.06 0.3 undecidable manual P 5 124.6863 50 1 0
IV.CERA.HHZ. 2023-04-25T11:23:31.48 0.3 undecidable manual P 344 135.5643 50 -0.25 0
IV.SGO.HNN. 2023-04-25T11:23:31.30 0.6 undecidable manual S 78 71.7726 50 -0.33 43
IV.SIRI.HHZ. 2023-04-25T11:23:30.11 0.3 undecidable manual P 102 120.7902 50 0.65 0
MN.CUC.HHZ. 2023-04-25T11:23:30.15 0.6 undecidable manual P 112 123.1878 50 0.32 0
IX.MNT3.EHZ.02 2023-04-25T11:23:28.90 0.6 undecidable manual S 44 63.8916 50 -0.64 37
IV.MCEL.HNZ. 2023-04-25T11:23:28.95 0.3 undecidable manual P 95 112.5984 50 0.75 3
IV.VAGA.HHZ. 2023-04-25T11:23:28.75 0.3 undecidable manual P 350 111.5994 50 0.7 3
IV.PTMR.HHZ. 2023-04-25T11:23:28.00 0.6 undecidable manual S 315 52.6029 50 1.48 37
IV.MTSN.HHN. 2023-04-25T11:23:28.38 0.6 undecidable manual P 99 109.3128 50 0.7 4
IV.CBAC.HHN. 2023-04-25T11:23:27.70 0.6 undecidable manual S 322 54.2013 50 0.75 50
IV.MRLC.HHZ. 2023-04-25T11:23:26.45 0.3 undecidable manual P 66 92.9403 50 1.29 22
IV.MGR.HNE. 2023-04-25T11:23:25.36 0.3 undecidable manual P 109 96.6255 50 -0.37 27
IV.PSB1.HHZ. 2023-04-25T11:23:25.59 0.3 undecidable manual P 18 92.8404 50 0.44 32
IV.CAAM.HNE. 2023-04-25T11:23:25.60 0.6 undecidable manual S 327 52.0035 50 -0.76 38
IV.PIGN.HHZ. 2023-04-25T11:23:24.58 0.3 undecidable manual P 344 89.4438 50 -0.04 36
IV.VBKE.HHN. 2023-04-25T11:23:24.80 0.6 undecidable manual S 356 43.7229 96 0.97 35
IV.MRB1.HHZ. 2023-04-25T11:23:24.32 0.3 undecidable manual P 28 87.6456 50 -0.03 43
IV.VTRZ.HHE. 2023-04-25T11:23:23.90 0.6 undecidable manual S 360 42.3243 96 0.53 43
IV.SNAL.HHZ. 2023-04-25T11:23:23.63 0.3 undecidable manual P 48 82.9503 50 0.01 55
IV.VCRE.HHN. 2023-04-25T11:23:23.20 0.6 undecidable manual S 355 43.8228 96 -0.67 49
IV.BULG.HHZ. 2023-04-25T11:23:23.83 0.6 undecidable manual P 116 85.5477 50 -0.19 34
IV.VTIR.HHZ. 2023-04-25T11:23:23.80 0.6 undecidable manual S 354 42.4242 96 0.42 45
5H.FR02.EHZ. 2023-04-25T11:23:23.36 0.3 undecidable manual P 40 75.8685 50 0.82 55
IX.SRN3.HHE.02 2023-04-25T11:23:23.55 0.1 undecidable manual P 85 83.1501 50 -0.11 74
IV.MCRV.HHZ. 2023-04-25T11:23:22.19 0.3 undecidable manual P 56 70.4739 50 0.49 68
IX.CMP3.HNE.02 2023-04-25T11:23:21.12 0.3 undecidable manual P 64 56.7987 50 1.53 39
IV.SGO.HNN. 2023-04-25T11:23:21.97 0.3 undecidable manual P 78 71.7726 50 0.08 72
IV.CMPR.HHZ. 2023-04-25T11:23:21.48 0.3 undecidable manual P 99 70.8735 50 -0.29 71
IV.CDRU.HHZ. 2023-04-25T11:23:21.66 0.1 undecidable manual P 84 70.2741 50 -0.02 100
IX.MNT3.EHZ.02 2023-04-25T11:23:20.00 0.1 undecidable manual P 44 63.8916 50 -0.68 86
IV.PTMR.HHZ. 2023-04-25T11:23:20.93 0.3 undecidable manual P 315 52.6029 50 1.99 33
IV.PAOL.HHN. 2023-04-25T11:23:20.15 0.3 undecidable manual P 7 67.5768 50 -1.11 47
IV.IBCM.EHE. 2023-04-25T11:23:20.40 0.6 undecidable manual P 304 56.7987 50 0.81 47
IV.CBAC.HHN. 2023-04-25T11:23:19.55 0.3 undecidable manual P 322 54.2013 50 0.37 76
IV.CAAM.HNE. 2023-04-25T11:23:18.35 0.3 undecidable manual P 327 52.0035 50 -0.5 72
IV.CNIS.HNN. 2023-04-25T11:23:17.89 0.6 undecidable manual P 328 49.0176 50 -0.5 49
IV.VCRE.HHN. 2023-04-25T11:23:17.15 0.3 undecidable manual P 355 43.8228 96 -0.26 79
IV.VTRZ.HHE. 2023-04-25T11:23:16.55 0.3 undecidable manual P 360 42.3243 96 -0.57 76
IV.VTIR.HHZ. 2023-04-25T11:23:16.58 0.3 undecidable manual P 354 42.4242 96 -0.55 76
IV.VBKE.HHN. 2023-04-25T11:23:16.97 0.3 undecidable manual P 356 43.7229 96 -0.42 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VTIR.HHE. ML:2.6 0.0013459238 0.16 AML other m 2023-04-25T11:23:26.38
IV.VTIR.HHN. ML:2.5 0.0011098685000000001 0.3008 AML other m 2023-04-25T11:23:29.96
IV.CDRU.HHE. ML:2.3 0.0003558398 0.2368 AML other m 2023-04-25T11:23:34.09
IV.CDRU.HNE. ML:2.3 0.00033293075 0.2432 AML other m 2023-04-25T11:23:34.09
IV.CMPR.HHN. ML:2.3 0.00034550000000000005 0.34 AML other m 2023-04-25T11:23:34.05
IV.CDRU.HHN. ML:2.3 0.00030475095 0.2816 AML other m 2023-04-25T11:23:34.99
IV.CDRU.HNN. ML:2.3 0.00030712830000000004 0.2624 AML other m 2023-04-25T11:23:34.99
IV.MCRV.HHN. ML:2.7 0.0008319542499999999 0.2432 AML other m 2023-04-25T11:23:35.36
IV.MCRV.HHE. ML:2.6 0.0006730000000000001 0.54 AML other m 2023-04-25T11:23:35.36
IV.CMPR.HNN. ML:2.9 0.0013645405 0.944 AML other m 2023-04-25T11:23:37.85
MN.CUC.HNE. ML:2.6 0.00026700000000000004 1.16 AML other m 2023-04-25T11:23:37.97
MN.CUC.HHE. ML:2.3 0.00013818269999999998 1.2384 AML other m 2023-04-25T11:23:37.37
IV.PIGN.HHN. ML:2.6 0.0005204999999999999 1.48 AML other m 2023-04-25T11:23:38.74
IV.PIGN.HNN. ML:2.7 0.0005675208 1.3472 AML other m 2023-04-25T11:23:38.75
IV.CMPR.HHE. ML:2.3 0.0003421597 1.5776 AML other m 2023-04-25T11:23:38.20
IV.CMPR.HNE. ML:2.3 0.0003279501 1.5968 AML other m 2023-04-25T11:23:38.20
IV.PIGN.HNE. ML:2.6 0.00044050000000000003 1.5 AML other m 2023-04-25T11:23:39.14
IV.PIGN.HHE. ML:2.6 0.000492 0.5 AML other m 2023-04-25T11:23:39.65
IV.MRB1.HHN. ML:3.0 0.00123 0.56 AML other m 2023-04-25T11:23:40.03
IV.MRB1.HNN. ML:3.0 0.0011899999999999999 0.56 AML other m 2023-04-25T11:23:40.04
IV.PSB1.HHE. ML:2.4 0.00031319655000000004 0.6784 AML other m 2023-04-25T11:23:41.38
IV.PSB1.HHN. ML:2.5 0.000374 0.74 AML other m 2023-04-25T11:23:43.51
IV.MRLC.HHN. ML:2.5 0.00031800000000000003 0.48 AML other m 2023-04-25T11:23:43.70
IV.MRLC.HNN. ML:2.1 0.00014913359999999998 0.4608 AML other m 2023-04-25T11:23:43.94
IV.MRLC.HHE. ML:2.3 0.000211 1.64 AML other m 2023-04-25T11:23:44.15
IV.MRLC.HNE. ML:2.0 0.00010355055 1.6224 AML other m 2023-04-25T11:23:44.16
IV.BULG.HHE. ML:2.4 0.00030075770000000004 1.5392 AML other m 2023-04-25T11:23:46.86
IV.BULG.HNE. ML:2.4 0.00027846970000000007 1.5392 AML other m 2023-04-25T11:23:46.87
IV.SNAL.HHE. ML:2.6 0.0005535 0.72 AML other m 2023-04-25T11:23:46.62
IV.SNAL.HNE. ML:2.6 0.0005515 0.72 AML other m 2023-04-25T11:23:46.62
IV.BSSO.HHE. ML:2.4 0.00017549999999999998 1.38 AML other m 2023-04-25T11:23:51.74
IV.BSSO.HNE. ML:2.4 0.00016545300000000003 1.3984 AML other m 2023-04-25T11:23:51.75
IV.SNAL.HNN. ML:2.7 0.000605 1 AML other m 2023-04-25T11:23:51.84
IV.SNAL.HHN. ML:2.7 0.0006427787 0.9952 AML other m 2023-04-25T11:23:51.84
IV.BULG.HNN. ML:2.6 0.000494 0.72 AML other m 2023-04-25T11:23:52.07
IV.BULG.HHN. ML:2.6 0.0005114999999999999 0.72 AML other m 2023-04-25T11:23:52.07
IV.VAGA.HHE. ML:2.3 0.000182 1.02 AML other m 2023-04-25T11:23:53.59
IV.VAGA.HNE. ML:2.4 0.00018815000000000002 1.04 AML other m 2023-04-25T11:23:53.60
IV.VAGA.HHN. ML:2.5 0.00023786669999999998 0.3968 AML other m 2023-04-25T11:23:53.61
IV.VAGA.HNN. ML:2.5 0.0002385 0.4 AML other m 2023-04-25T11:23:53.61
IV.MRB1.HHE. ML:2.8 0.000746 1.36 AML other m 2023-04-25T11:23:53.15
IV.MRB1.HNE. ML:2.8 0.00073 1.34 AML other m 2023-04-25T11:23:53.16
IV.SIRI.HHE. ML:2.3 0.00014337454999999998 1.6416 AML other m 2023-04-25T11:23:53.85
IV.MELA.HHE. ML:2.7 0.0002345 1.54 AML other m 2023-04-25T11:23:54.91
IV.MELA.HNE. ML:2.7 0.00025754195 1.552 AML other m 2023-04-25T11:23:54.92
IV.SIRI.HNN. ML:2.2 0.00011549999999999999 0.78 AML other m 2023-04-25T11:23:55.61
IV.SIRI.HHN. ML:2.2 0.0001245 0.4 AML other m 2023-04-25T11:23:56.29
IV.CERA.HNE. ML:2.4 0.00013440379999999998 0.5376 AML other m 2023-04-25T11:23:56.57
IV.SIRI.HNE. ML:2.3 0.0001387444 1.6992 AML other m 2023-04-25T11:23:59.10
IV.MRVN.HHE. ML:2.3 0.00008444999999999999 0.48 AML other m 2023-04-25T11:23:59.19
IV.MRVN.HHN. ML:2.4 0.00009850000000000001 0.48 AML other m 2023-04-25T11:23:59.74
MN.CUC.HNN. ML:2.3 0.00013754407 0.4416 AML other m 2023-04-25T11:23:59.47
MN.CUC.HHN. ML:2.2 0.00011738145 1.6032 AML other m 2023-04-25T11:24:00.19
IV.CERA.HHE. ML:2.4 0.0001354872 0.6208 AML other m 2023-04-25T11:24:01.62
IV.AMUR.HNN. ML:2.3 0.00006811403 0.6656 AML other m 2023-04-25T11:24:02.99
IV.AMUR.HNE. ML:2.3 0.00006886196999999999 0.384 AML other m 2023-04-25T11:24:03.00
IV.PSB1.HNE. ML:2.8 0.0007719119000000001 0.4512 AML other m 2023-04-25T11:24:03.24
IV.PSB1.HNN. ML:2.6 0.0004396027 0.3296 AML other m 2023-04-25T11:24:03.18
IV.AMUR.HHE. ML:2.3 0.00006512854 1.5584 AML other m 2023-04-25T11:24:03.02
IV.MELA.HHN. ML:2.7 0.0002615 0.74 AML other m 2023-04-25T11:24:03.98
IV.BSSO.HNN. ML:2.4 0.00016498035 0.8 AML other m 2023-04-25T11:24:04.63
IV.BSSO.HHN. ML:2.4 0.00017099999999999998 0.74 AML other m 2023-04-25T11:24:04.61
IV.CERA.HNN. ML:2.4 0.0001578625 0.8704 AML other m 2023-04-25T11:24:05.62
IV.CERA.HHN. ML:2.4 0.0001450611 0.5568 AML other m 2023-04-25T11:24:05.61
IV.AMUR.HHN. ML:2.2 0.000054048004999999995 0.3776 AML other m 2023-04-25T11:24:12.89
IV.MELA.HNN. ML:2.7 0.0002337338 0.9504 AML other m 2023-04-25T11:24:17.12
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