Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 01-05-2020 and time 22:56:12 (UTC) in region 1 km SW Caposele (AV)

A magnitude ML 1.7 earthquake occured in region: 1 km SW Caposele (AV), on

  • 01-05-2020 22:56:12 (UTC)
  • 02-05-2020 00:56:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8050, 15.2180 at 13 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.

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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
Caposele AV 1 3483 3483
Calabritto AV 2 2391 5874
Teora AV 6 1537 7411
Senerchia AV 7 842 8253
Laviano SA 8 1438 9691
Valva SA 8 1643 11334
Lioni AV 9 6201 17535
Santomenna SA 9 443 17978
Castelnuovo di Conza SA 9 619 18597
Colliano SA 11 3638 22235
Conza della Campania AV 12 1373 23608
Oliveto Citra SA 13 3802 27410
Bagnoli Irpino AV 13 3217 30627
Morra De Sanctis AV 14 1297 31924
Sant'Andrea di Conza AV 14 1539 33463
Sant'Angelo dei Lombardi AV 14 4250 37713
Nusco AV 14 4203 41916
Acerno SA 15 2783 44699
Pescopagano PZ 16 1910 46609
Cairano AV 17 326 46935
Guardia Lombardi AV 17 1718 48653
Andretta AV 17 1927 50580
Rocca San Felice AV 17 851 51431
Palomonte SA 17 3985 55416
Contursi Terme SA 17 3394 58810
Montella AV 17 7780 66590
Torella dei Lombardi AV 18 2144 68734
Cassano Irpino AV 18 982 69716
Campagna SA 18 16703 86419
Castelgrande PZ 18 943 87362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Battipaglia (50786 inhabitants)
38 Km E of Avellino (54857 inhabitants)
41 Km E of Salerno (135261 inhabitants)
45 Km E of Cava de' Tirreni (53659 inhabitants)
52 Km SE of Benevento (60091 inhabitants)
53 Km W of Potenza (67122 inhabitants)
59 Km E of Scafati (50787 inhabitants)
63 Km E of Castellammare di Stabia (66466 inhabitants)
72 Km E of Torre del Greco (86275 inhabitants)
73 Km E of Portici (55274 inhabitants)
73 Km E of Acerra (59573 inhabitants)
73 Km E of Ercolano (53709 inhabitants)
77 Km SW of Cerignola (58396 inhabitants)
77 Km E of Afragola (65057 inhabitants)
78 Km SW of Foggia (151991 inhabitants)
79 Km E of Casoria (77642 inhabitants)
80 Km E of Caserta (76326 inhabitants)
81 Km E of Napoli (974074 inhabitants)
87 Km E of Giugliano in Campania (122974 inhabitants)
87 Km E of Marano di Napoli (59874 inhabitants)
87 Km E of Aversa (53047 inhabitants)
95 Km E of Pozzuoli (81661 inhabitants)
99 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
Bulletin
Rev1000 		ML 1.7 2020-05-01
22:56:12		 40.8047 15.218 13 2020-11-19
12:36:49		 Bollettino Sismico Italiano INGV 80401991
Reviewed
Rev100 		ML 1.7 2020-05-01
22:56:12		 40.7953 15.2155 14 2020-05-01
23:06:08		 Sala Sismica INGV-Roma 78739261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-01 22:56:12 ± 0.08
Latitude 40.8047 ± 0.0045
Longitude 15.2180 ± 0.0071
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80401991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 556
Semi-minor axis of confidence ellipse (meter) 418
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.04317
Epicentral distance of station farthest from the epicenter (degree) 0.78151
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 80401991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-02 14:35:43

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 78739261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-01 23:06:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CMPR.HHE. 2020-05-01T22:56:30.34 0.3 undecidable manual S 172 54.4011 92 0.63 59
IV.MRVN.HHZ. 2020-05-01T22:56:27.11 0.6 undecidable manual P 71 86.7465 91 -0.4 40
IX.SRN3.HNE.02 2020-05-01T22:56:26.63 0.3 undecidable manual S 150 40.7259 93 0.58 61
IV.SLCN.HHZ. 2020-05-01T22:56:23.68 0.6 undecidable manual P 143 57.7977 92 0.64 39
IX.PST3.HHZ.02 2020-05-01T22:56:22.61 0.6 undecidable manual S 175 27.1506 96 0.17 47
IV.SGO.HHZ. 2020-05-01T22:56:22.52 0.6 undecidable manual S 164 28.1496 96 -0.17 47
IV.CMPR.HHE. 2020-05-01T22:56:22.02 0.3 undecidable manual P 172 54.4011 92 -0.51 62
IX.STN3.HHE.02 2020-05-01T22:56:22.04 0.3 undecidable manual P 130 47.5191 93 0.57 61
IV.MRLC.HHZ. 2020-05-01T22:56:21.21 0.6 undecidable manual S 103 23.3544 98 -0.23 47
IX.MNT3.HHZ.02 2020-05-01T22:56:20.17 0.3 undecidable manual S 282 18.0708 105 0.11 72
IX.SRN3.HNE.02 2020-05-01T22:56:20.20 0.3 undecidable manual P 150 40.7259 93 -0.21 68
IV.MRB1.HNE. 2020-05-01T22:56:20.83 1.0 undecidable manual P 329 41.0256 93 0.36 22
IX.COL3.HHZ.02 2020-05-01T22:56:19.44 0.3 undecidable manual S 144 16.0728 109 -0.12 72
IV.SNAL.HHZ. 2020-05-01T22:56:19.46 0.3 undecidable manual S 357 13.4754 117 0.56 66
IX.LGS3.HNZ.01 2020-05-01T22:56:18.42 0.3 undecidable manual P 317 27.75 96 -0.01 72
IV.CAFE.HNE. 2020-05-01T22:56:18.02 0.3 undecidable manual P 4 24.8529 97 0.04 72
IX.PST3.HHZ.02 2020-05-01T22:56:18.09 0.6 undecidable manual P 175 27.1506 96 -0.23 46
IX.NSC3.HHZ.02 2020-05-01T22:56:18.09 0.3 undecidable manual S 300 9.2796 132 0.1 74
IV.SGO.HHZ. 2020-05-01T22:56:18.12 0.3 undecidable manual P 164 28.1496 96 -0.36 67
IV.MCRV.HHZ. 2020-05-01T22:56:17.15 0.3 undecidable manual S 240 4.7952 153 -0.12 72
IV.MRLC.HHZ. 2020-05-01T22:56:17.43 0.3 undecidable manual P 103 23.3544 98 -0.33 69
IV.MTMR.EHZ. 2020-05-01T22:56:17.44 0.6 undecidable manual P 305 22.0668 100 -0.12 48
IX.CLT3.HHZ.02 2020-05-01T22:56:17.24 0.3 undecidable manual P 55 19.0698 103 0.14 71
IX.SNR3.HHZ.02 2020-05-01T22:56:17.67 0.6 undecidable manual S 196 7.881 138 -0.06 49
IV.SNAL.HHZ. 2020-05-01T22:56:16.32 0.1 undecidable manual P 357 13.4754 117 0.03 98
IX.MNT3.HHZ.02 2020-05-01T22:56:16.94 0.1 undecidable manual P 282 18.0708 105 -0.02 98
IX.COL3.HHZ.02 2020-05-01T22:56:16.48 0.3 undecidable manual P 144 16.0728 109 -0.19 71
IX.RSF3.HNZ.02 2020-05-01T22:56:16.74 0.3 undecidable manual P 349 18.0708 105 -0.21 71
IX.SNR3.HHZ.02 2020-05-01T22:56:15.64 0.1 undecidable manual P 196 7.881 138 0.03 100
IV.MCRV.HHZ. 2020-05-01T22:56:15.28 0.1 undecidable manual P 240 4.7952 153 -0.07 98
IX.NSC3.HHZ.02 2020-05-01T22:56:15.62 0.1 undecidable manual P 300 9.2796 132 -0.15 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCRV.HHE. ML:2.1 0.0017600000000000003 0.36 AML other m 2020-05-01T22:56:17.74
IV.MCRV.HHN. ML:2.4 0.0035949999999999997 0.18 AML other m 2020-05-01T22:56:18.15
IV.SNAL.HHN. ML:1.9 0.0008294999999999999 1.08 AML other m 2020-05-01T22:56:19.97
IV.SNAL.HNN. ML:1.9 0.0007925 0.88 AML other m 2020-05-01T22:56:19.97
IX.MNT3.HHN.02 ML:1.9 0.000653 0.92 AML other m 2020-05-01T22:56:20.77
IV.SNAL.HHE. ML:1.6 0.0003625 1.1 AML other m 2020-05-01T22:56:20.22
IV.SNAL.HNE. ML:1.6 0.000347 0.34 AML other m 2020-05-01T22:56:21.23
IX.MNT3.HHE.02 ML:1.8 0.0005075 0.42 AML other m 2020-05-01T22:56:21.15
IV.MRLC.HNE. ML:1.2 0.0000988 0.38 AML other m 2020-05-01T22:56:21.76
IV.MRLC.HHE. ML:1.6 0.00022849999999999997 0.36 AML other m 2020-05-01T22:56:21.57
IV.MRLC.HHN. ML:1.6 0.0002075 0.3 AML other m 2020-05-01T22:56:24.06
IV.MRLC.HNN. ML:1.2 0.0000988 0.28 AML other m 2020-05-01T22:56:24.07
IV.MRVN.HHN. ML:1.5 0.0000336 1.38 AML other m 2020-05-01T22:56:40.90
IV.MRVN.HHE. ML:1.5 0.0000387 0.64 AML other m 2020-05-01T22:56:42.38
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